feat(mobile): add three-state field serialization (#27231)

* bump to v7.22.0 and update patching

* gen client

* migrate mobile call sites

mobile/lib/extensions/asset_extensions.dart

@@ -18,11 +18,11 @@ extension DTOToAsset on api.AssetResponseDto {
       height: height?.toInt(),
       width: width?.toInt(),
       isFavorite: isFavorite,
-      livePhotoVideoId: livePhotoVideoId,
+      livePhotoVideoId: livePhotoVideoId.orElse(null),
       thumbHash: thumbhash,
       localId: null,
       type: type.toAssetType(),
-      stackId: stack?.id,
+      stackId: stack.orElse(null)?.id,
       isEdited: isEdited,
     );
   }
@@ -41,13 +41,13 @@ extension DTOToAsset on api.AssetResponseDto {
       height: height?.toInt(),
       width: width?.toInt(),
       isFavorite: isFavorite,
-      livePhotoVideoId: livePhotoVideoId,
+      livePhotoVideoId: livePhotoVideoId.orElse(null),
       thumbHash: thumbhash,
       localId: null,
       type: type.toAssetType(),
-      stackId: stack?.id,
+      stackId: stack.orElse(null)?.id,
       isEdited: isEdited,
-      exifInfo: exifInfo != null ? ExifDtoConverter.fromDto(exifInfo!) : const ExifInfo(),
+      exifInfo: exifInfo.orElse(null) != null ? ExifDtoConverter.fromDto(exifInfo.orElse(null)!) : const ExifInfo(),
     );
   }
 }

mobile/lib/infrastructure/repositories/search_api.repository.dart

@@ -20,50 +20,64 @@ class SearchApiRepository extends ApiRepository {
         (filter.assetId != null && filter.assetId!.isNotEmpty)) {
       return _api.searchSmart(
         SmartSearchDto(
-          query: filter.context,
+          query: filter.context == null ? const Optional.absent() : Optional.present(filter.context!),
-          queryAssetId: filter.assetId,
+          queryAssetId: filter.assetId == null ? const Optional.absent() : Optional.present(filter.assetId!),
-          language: filter.language,
+          language: filter.language == null ? const Optional.absent() : Optional.present(filter.language!),
-          country: filter.location.country,
+          country: filter.location.country == null
-          state: filter.location.state,
+              ? const Optional.absent()
-          city: filter.location.city,
+              : Optional.present(filter.location.country!),
-          make: filter.camera.make,
+          state: filter.location.state == null ? const Optional.absent() : Optional.present(filter.location.state!),
-          model: filter.camera.model,
+          city: filter.location.city == null ? const Optional.absent() : Optional.present(filter.location.city!),
-          takenAfter: filter.date.takenAfter,
+          make: filter.camera.make == null ? const Optional.absent() : Optional.present(filter.camera.make!),
-          takenBefore: filter.date.takenBefore,
+          model: filter.camera.model == null ? const Optional.absent() : Optional.present(filter.camera.model!),
-          visibility: filter.display.isArchive ? AssetVisibility.archive : AssetVisibility.timeline,
+          takenAfter: filter.date.takenAfter == null
-          rating: filter.rating.rating,
+              ? const Optional.absent()
-          isFavorite: filter.display.isFavorite ? true : null,
+              : Optional.present(filter.date.takenAfter!),
-          isNotInAlbum: filter.display.isNotInAlbum ? true : null,
+          takenBefore: filter.date.takenBefore == null
-          personIds: filter.people.map((e) => e.id).toList(),
+              ? const Optional.absent()
-          tagIds: filter.tagIds,
+              : Optional.present(filter.date.takenBefore!),
-          type: type,
+          visibility: Optional.present(filter.display.isArchive ? AssetVisibility.archive : AssetVisibility.timeline),
-          page: page,
+          rating: filter.rating.rating == null ? const Optional.absent() : Optional.present(filter.rating.rating!),
-          size: 100,
+          isFavorite: filter.display.isFavorite ? const Optional.present(true) : const Optional.absent(),
+          isNotInAlbum: filter.display.isNotInAlbum ? const Optional.present(true) : const Optional.absent(),
+          personIds: Optional.present(filter.people.map((e) => e.id).toList()),
+          tagIds: filter.tagIds == null ? const Optional.absent() : Optional.present(filter.tagIds!),
+          type: type == null ? const Optional.absent() : Optional.present(type),
+          page: Optional.present(page),
+          size: const Optional.present(100),
         ),
       );
     }
 
     return _api.searchAssets(
       MetadataSearchDto(
-        originalFileName: filter.filename != null && filter.filename!.isNotEmpty ? filter.filename : null,
+        originalFileName: filter.filename != null && filter.filename!.isNotEmpty
-        country: filter.location.country,
+            ? Optional.present(filter.filename!)
-        description: filter.description != null && filter.description!.isNotEmpty ? filter.description : null,
+            : const Optional.absent(),
-        ocr: filter.ocr != null && filter.ocr!.isNotEmpty ? filter.ocr : null,
+        country: filter.location.country == null ? const Optional.absent() : Optional.present(filter.location.country!),
-        state: filter.location.state,
+        description: filter.description != null && filter.description!.isNotEmpty
-        city: filter.location.city,
+            ? Optional.present(filter.description!)
-        make: filter.camera.make,
+            : const Optional.absent(),
-        model: filter.camera.model,
+        ocr: filter.ocr != null && filter.ocr!.isNotEmpty ? Optional.present(filter.ocr!) : const Optional.absent(),
-        takenAfter: filter.date.takenAfter,
+        state: filter.location.state == null ? const Optional.absent() : Optional.present(filter.location.state!),
-        takenBefore: filter.date.takenBefore,
+        city: filter.location.city == null ? const Optional.absent() : Optional.present(filter.location.city!),
-        visibility: filter.display.isArchive ? AssetVisibility.archive : AssetVisibility.timeline,
+        make: filter.camera.make == null ? const Optional.absent() : Optional.present(filter.camera.make!),
-        rating: filter.rating.rating,
+        model: filter.camera.model == null ? const Optional.absent() : Optional.present(filter.camera.model!),
-        isFavorite: filter.display.isFavorite ? true : null,
+        takenAfter: filter.date.takenAfter == null
-        isNotInAlbum: filter.display.isNotInAlbum ? true : null,
+            ? const Optional.absent()
-        personIds: filter.people.map((e) => e.id).toList(),
+            : Optional.present(filter.date.takenAfter!),
-        tagIds: filter.tagIds,
+        takenBefore: filter.date.takenBefore == null
-        type: type,
+            ? const Optional.absent()
-        page: page,
+            : Optional.present(filter.date.takenBefore!),
-        size: 1000,
+        visibility: Optional.present(filter.display.isArchive ? AssetVisibility.archive : AssetVisibility.timeline),
+        rating: filter.rating.rating == null ? const Optional.absent() : Optional.present(filter.rating.rating!),
+        isFavorite: filter.display.isFavorite ? const Optional.present(true) : const Optional.absent(),
+        isNotInAlbum: filter.display.isNotInAlbum ? const Optional.present(true) : const Optional.absent(),
+        personIds: Optional.present(filter.people.map((e) => e.id).toList()),
+        tagIds: filter.tagIds == null ? const Optional.absent() : Optional.present(filter.tagIds!),
+        type: type == null ? const Optional.absent() : Optional.present(type),
+        page: Optional.present(page),
+        size: const Optional.present(1000),
       ),
     );
   }

mobile/lib/infrastructure/repositories/sync_api.repository.dart

@@ -20,7 +20,7 @@ class SyncApiRepository {
   }
 
   Future<void> deleteSyncAck(List<SyncEntityType> types) {
-    return _api.syncApi.deleteSyncAck(SyncAckDeleteDto(types: types));
+    return _api.syncApi.deleteSyncAck(SyncAckDeleteDto(types: Optional.present(types)));
   }
 
   Future<void> streamChanges(

mobile/lib/infrastructure/repositories/sync_stream.repository.dart

@@ -91,7 +91,7 @@ class SyncStreamRepository extends DriftDatabaseRepository {
             email: Value(user.email),
             hasProfileImage: Value(user.hasProfileImage),
             profileChangedAt: Value(user.profileChangedAt),
-            avatarColor: Value(user.avatarColor?.toAvatarColor() ?? AvatarColor.primary),
+            avatarColor: Value(user.avatarColor.orElse(null)?.toAvatarColor() ?? AvatarColor.primary),
             isAdmin: Value(user.isAdmin),
             pinCode: Value(user.pinCode),
             quotaSizeInBytes: Value(user.quotaSizeInBytes ?? 0),
@@ -133,7 +133,7 @@ class SyncStreamRepository extends DriftDatabaseRepository {
             email: Value(user.email),
             hasProfileImage: Value(user.hasProfileImage),
             profileChangedAt: Value(user.profileChangedAt),
-            avatarColor: Value(user.avatarColor?.toAvatarColor() ?? AvatarColor.primary),
+            avatarColor: Value(user.avatarColor.orElse(null)?.toAvatarColor() ?? AvatarColor.primary),
           );
 
           batch.insert(_db.userEntity, companion.copyWith(id: Value(user.id)), onConflict: DoUpdate((_) => companion));

mobile/lib/infrastructure/utils/exif.converter.dart

@@ -5,24 +5,24 @@ import 'package:openapi/api.dart';
 abstract final class ExifDtoConverter {
   static ExifInfo fromDto(ExifResponseDto dto) {
     return ExifInfo(
-      fileSize: dto.fileSizeInByte,
+      fileSize: dto.fileSizeInByte.orElse(null),
-      description: dto.description,
+      description: dto.description.orElse(null),
-      orientation: dto.orientation,
+      orientation: dto.orientation.orElse(null),
-      timeZone: dto.timeZone,
+      timeZone: dto.timeZone.orElse(null),
-      dateTimeOriginal: dto.dateTimeOriginal,
+      dateTimeOriginal: dto.dateTimeOriginal.orElse(null),
-      isFlipped: isOrientationFlipped(dto.orientation),
+      isFlipped: isOrientationFlipped(dto.orientation.orElse(null)),
-      latitude: dto.latitude?.toDouble(),
+      latitude: dto.latitude.orElse(null)?.toDouble(),
-      longitude: dto.longitude?.toDouble(),
+      longitude: dto.longitude.orElse(null)?.toDouble(),
-      city: dto.city,
+      city: dto.city.orElse(null),
-      state: dto.state,
+      state: dto.state.orElse(null),
-      country: dto.country,
+      country: dto.country.orElse(null),
-      make: dto.make,
+      make: dto.make.orElse(null),
-      model: dto.model,
+      model: dto.model.orElse(null),
-      lens: dto.lensModel,
+      lens: dto.lensModel.orElse(null),
-      f: dto.fNumber?.toDouble(),
+      f: dto.fNumber.orElse(null)?.toDouble(),
-      mm: dto.focalLength?.toDouble(),
+      mm: dto.focalLength.orElse(null)?.toDouble(),
-      iso: dto.iso?.toInt(),
+      iso: dto.iso.orElse(null)?.toInt(),
-      exposureSeconds: exposureTimeToSeconds(dto.exposureTime),
+      exposureSeconds: exposureTimeToSeconds(dto.exposureTime.orElse(null)),
     );
   }
 

mobile/lib/infrastructure/utils/user.converter.dart

@@ -40,7 +40,7 @@ abstract final class UserConverter {
     updatedAt: DateTime.now(),
     avatarColor: dto.avatarColor.toAvatarColor(),
     memoryEnabled: false,
-    inTimeline: dto.inTimeline ?? false,
+    inTimeline: dto.inTimeline.orElse(null) ?? false,
     isPartnerSharedBy: false,
     isPartnerSharedWith: false,
     profileChangedAt: dto.profileChangedAt,

mobile/lib/models/shared_link/shared_link.model.dart

@@ -73,10 +73,10 @@ class SharedLink {
       slug = dto.slug,
       type = dto.type == SharedLinkType.ALBUM ? SharedLinkSource.album : SharedLinkSource.individual,
       title = dto.type == SharedLinkType.ALBUM
-          ? dto.album?.albumName.toUpperCase() ?? "UNKNOWN SHARE"
+          ? dto.album.orElse(null)?.albumName.toUpperCase() ?? "UNKNOWN SHARE"
           : "INDIVIDUAL SHARE",
       thumbAssetId = dto.type == SharedLinkType.ALBUM
-          ? dto.album?.albumThumbnailAssetId
+          ? dto.album.orElse(null)?.albumThumbnailAssetId
           : dto.assets.isNotEmpty
           ? dto.assets[0].id
           : null;

mobile/lib/providers/search/search_page_state.provider.dart

@@ -29,7 +29,7 @@ final getAllPlacesProvider = FutureProvider.autoDispose<List<SearchCuratedConten
   }
 
   final curatedContent = assetPlaces
-      .map((data) => SearchCuratedContent(label: data.exifInfo!.city!, id: data.id))
+      .map((data) => SearchCuratedContent(label: data.exifInfo.orElse(null)!.city.orElse(null)!, id: data.id))
       .toList();
 
   return curatedContent;

mobile/lib/repositories/activity_api.repository.dart

@@ -23,8 +23,8 @@ class ActivityApiRepository extends ApiRepository {
     final dto = ActivityCreateDto(
       albumId: albumId,
       type: type == ActivityType.comment ? ReactionType.comment : ReactionType.like,
-      assetId: assetId,
+      assetId: assetId == null ? const Optional.absent() : Optional.present(assetId),
-      comment: comment,
+      comment: comment == null ? const Optional.absent() : Optional.present(comment),
     );
     final response = await checkNull(_api.createActivity(dto));
     return _toActivity(response);
@@ -45,6 +45,6 @@ class ActivityApiRepository extends ApiRepository {
     type: dto.type == ReactionType.comment ? ActivityType.comment : ActivityType.like,
     user: UserConverter.fromSimpleUserDto(dto.user),
     assetId: dto.assetId,
-    comment: dto.comment,
+    comment: dto.comment.orElse(null),
   );
 }

mobile/lib/repositories/asset_api.repository.dart

@@ -24,7 +24,7 @@ class AssetApiRepository extends ApiRepository {
   AssetApiRepository(this._api, this._stacksApi, this._trashApi);
 
   Future<void> delete(List<String> ids, bool force) async {
-    return _api.deleteAssets(AssetBulkDeleteDto(ids: ids, force: force));
+    return _api.deleteAssets(AssetBulkDeleteDto(ids: ids, force: Optional.present(force)));
   }
 
   Future<void> restoreTrash(List<String> ids) async {
@@ -42,19 +42,27 @@ class AssetApiRepository extends ApiRepository {
   }
 
   Future<void> updateVisibility(List<String> ids, AssetVisibilityEnum visibility) async {
-    return _api.updateAssets(AssetBulkUpdateDto(ids: ids, visibility: _mapVisibility(visibility)));
+    return _api.updateAssets(AssetBulkUpdateDto(ids: ids, visibility: Optional.present(_mapVisibility(visibility))));
   }
 
   Future<void> updateFavorite(List<String> ids, bool isFavorite) async {
-    return _api.updateAssets(AssetBulkUpdateDto(ids: ids, isFavorite: isFavorite));
+    return _api.updateAssets(AssetBulkUpdateDto(ids: ids, isFavorite: Optional.present(isFavorite)));
   }
 
   Future<void> updateLocation(List<String> ids, LatLng location) async {
-    return _api.updateAssets(AssetBulkUpdateDto(ids: ids, latitude: location.latitude, longitude: location.longitude));
+    return _api.updateAssets(
+      AssetBulkUpdateDto(
+        ids: ids,
+        latitude: Optional.present(location.latitude),
+        longitude: Optional.present(location.longitude),
+      ),
+    );
   }
 
   Future<void> updateDateTime(List<String> ids, DateTime dateTime) async {
-    return _api.updateAssets(AssetBulkUpdateDto(ids: ids, dateTimeOriginal: dateTime.toIso8601String()));
+    return _api.updateAssets(
+      AssetBulkUpdateDto(ids: ids, dateTimeOriginal: Optional.present(dateTime.toIso8601String())),
+    );
   }
 
   Future<StackResponse> stack(List<String> ids) async {
@@ -82,15 +90,15 @@ class AssetApiRepository extends ApiRepository {
     final response = await checkNull(_api.getAssetInfo(assetId));
 
     // we need to get the MIME of the thumbnail once that gets added to the API
-    return response.originalMimeType;
+    return response.originalMimeType.orElse(null);
   }
 
   Future<void> updateDescription(String assetId, String description) {
-    return _api.updateAsset(assetId, UpdateAssetDto(description: description));
+    return _api.updateAsset(assetId, UpdateAssetDto(description: Optional.present(description)));
   }
 
   Future<void> updateRating(String assetId, int rating) {
-    return _api.updateAsset(assetId, UpdateAssetDto(rating: rating));
+    return _api.updateAsset(assetId, UpdateAssetDto(rating: Optional.present(rating)));
   }
 
   Future<AssetEditsResponseDto?> editAsset(String assetId, List<AssetEdit> edits) {

mobile/lib/repositories/auth_api.repository.dart

@@ -13,7 +13,7 @@ class AuthApiRepository extends ApiRepository {
   AuthApiRepository(this._apiService);
 
   Future<void> changePassword(String newPassword) async {
-    await _apiService.usersApi.updateMyUser(UserUpdateMeDto(password: newPassword));
+    await _apiService.usersApi.updateMyUser(UserUpdateMeDto(password: Optional.present(newPassword)));
   }
 
   Future<LoginResponse> login(String email, String password) async {
@@ -46,7 +46,7 @@ class AuthApiRepository extends ApiRepository {
 
   Future<bool> unlockPinCode(String pinCode) async {
     try {
-      await _apiService.authenticationApi.unlockAuthSession(SessionUnlockDto(pinCode: pinCode));
+      await _apiService.authenticationApi.unlockAuthSession(SessionUnlockDto(pinCode: Optional.present(pinCode)));
       return true;
     } catch (_) {
       return false;

mobile/lib/repositories/drift_album_api_repository.dart

@@ -22,7 +22,13 @@ class DriftAlbumApiRepository extends ApiRepository {
     String? description,
   }) async {
     final responseDto = await checkNull(
-      _api.createAlbum(CreateAlbumDto(albumName: name, description: description, assetIds: assetIds.toList())),
+      _api.createAlbum(
+        CreateAlbumDto(
+          albumName: name,
+          description: description == null ? const Optional.absent() : Optional.present(description),
+          assetIds: Optional.present(assetIds.toList()),
+        ),
+      ),
     );
 
     return responseDto.toRemoteAlbum(owner);
@@ -73,11 +79,13 @@ class DriftAlbumApiRepository extends ApiRepository {
       _api.updateAlbumInfo(
         albumId,
         UpdateAlbumDto(
-          albumName: name,
+          albumName: name == null ? const Optional.absent() : Optional.present(name),
-          description: description,
+          description: description == null ? const Optional.absent() : Optional.present(description),
-          albumThumbnailAssetId: thumbnailAssetId,
+          albumThumbnailAssetId: thumbnailAssetId == null
-          isActivityEnabled: isActivityEnabled,
+              ? const Optional.absent()
-          order: apiOrder,
+              : Optional.present(thumbnailAssetId),
+          isActivityEnabled: isActivityEnabled == null ? const Optional.absent() : Optional.present(isActivityEnabled),
+          order: apiOrder == null ? const Optional.absent() : Optional.present(apiOrder),
         ),
       ),
     );
@@ -99,7 +107,9 @@ class DriftAlbumApiRepository extends ApiRepository {
   }
 
   Future<bool> setActivityStatus(String albumId, bool isEnabled) async {
-    final response = await checkNull(_api.updateAlbumInfo(albumId, UpdateAlbumDto(isActivityEnabled: isEnabled)));
+    final response = await checkNull(
+      _api.updateAlbumInfo(albumId, UpdateAlbumDto(isActivityEnabled: Optional.present(isEnabled))),
+    );
     return response.isActivityEnabled;
   }
 }
@@ -116,7 +126,7 @@ extension on AlbumResponseDto {
       updatedAt: updatedAt,
       thumbnailAssetId: albumThumbnailAssetId,
       isActivityEnabled: isActivityEnabled,
-      order: order == AssetOrder.asc ? AlbumAssetOrder.asc : AlbumAssetOrder.desc,
+      order: order.orElse(null) == AssetOrder.asc ? AlbumAssetOrder.asc : AlbumAssetOrder.desc,
       assetCount: assetCount,
       isShared: albumUsers.length > 2,
     );

mobile/lib/repositories/partner_api.repository.dart

@@ -16,7 +16,7 @@ class PartnerApiRepository extends ApiRepository {
 
   Future<List<UserDto>> getAll(Direction direction) async {
     final response = await checkNull(
-      _api.getPartners(direction == Direction.sharedByMe ? PartnerDirection.by : PartnerDirection.with_),
+      _api.getPartners(direction == Direction.sharedByMe ? PartnerDirection.sharedBy : PartnerDirection.sharedWith),
     );
     return response.map(UserConverter.fromPartnerDto).toList();
   }

mobile/lib/repositories/person_api.repository.dart

@@ -18,7 +18,10 @@ class PersonApiRepository extends ApiRepository {
 
   Future<PersonDto> update(String id, {String? name, DateTime? birthday}) async {
     final birthdayUtc = birthday == null ? null : DateTime.utc(birthday.year, birthday.month, birthday.day);
-    final dto = PersonUpdateDto(name: name, birthDate: birthdayUtc);
+    final dto = PersonUpdateDto(
+      name: name == null ? const Optional.absent() : Optional.present(name),
+      birthDate: birthdayUtc == null ? const Optional.absent() : Optional.present(birthdayUtc),
+    );
     final response = await checkNull(_api.updatePerson(id, dto));
     return _toPerson(response);
   }

mobile/lib/repositories/sessions_api.repository.dart

@@ -15,7 +15,13 @@ class SessionsAPIRepository extends ApiRepository {
 
   Future<SessionCreateResponse> createSession(String deviceType, String deviceOS, {int? duration}) async {
     final dto = await checkNull(
-      _api.createSession(SessionCreateDto(deviceType: deviceType, deviceOS: deviceOS, duration: duration)),
+      _api.createSession(
+        SessionCreateDto(
+          deviceType: Optional.present(deviceType),
+          deviceOS: Optional.present(deviceOS),
+          duration: duration == null ? const Optional.absent() : Optional.present(duration),
+        ),
+      ),
     );
 
     return SessionCreateResponse(
@@ -23,7 +29,7 @@ class SessionsAPIRepository extends ApiRepository {
       current: dto.current,
       deviceType: deviceType,
       deviceOS: deviceOS,
-      expiresAt: dto.expiresAt,
+      expiresAt: dto.expiresAt.orElse(null),
       createdAt: dto.createdAt,
       updatedAt: dto.updatedAt,
       token: dto.token,

mobile/lib/routing/locked_guard.dart

@@ -55,7 +55,7 @@ class LockedGuard extends AutoRouteGuard {
         return;
       }
 
-      await _apiService.authenticationApi.unlockAuthSession(SessionUnlockDto(pinCode: securePinCode));
+      await _apiService.authenticationApi.unlockAuthSession(SessionUnlockDto(pinCode: Optional.present(securePinCode)));
 
       resolver.next(true);
     } on PlatformException catch (error) {

mobile/lib/services/oauth.service.dart

@@ -18,7 +18,11 @@ class OAuthService {
     log.info("Starting OAuth flow with redirect URI: $redirectUri");
 
     final dto = await _apiService.oAuthApi.startOAuth(
-      OAuthConfigDto(redirectUri: redirectUri, state: state, codeChallenge: codeChallenge),
+      OAuthConfigDto(
+        redirectUri: redirectUri,
+        state: Optional.present(state),
+        codeChallenge: Optional.present(codeChallenge),
+      ),
     );
 
     final authUrl = dto?.url;
@@ -37,7 +41,7 @@ class OAuthService {
     }
 
     return await _apiService.oAuthApi.finishOAuth(
-      OAuthCallbackDto(url: result, state: state, codeVerifier: codeVerifier),
+      OAuthCallbackDto(url: result, state: Optional.present(state), codeVerifier: Optional.present(codeVerifier)),
     );
   }
 }

mobile/lib/services/shared_link.service.dart

@@ -48,26 +48,26 @@ class SharedLinkService {
       if (type == SharedLinkType.ALBUM) {
         dto = SharedLinkCreateDto(
           type: type,
-          albumId: albumId,
+          albumId: albumId == null ? const Optional.absent() : Optional.present(albumId),
-          showMetadata: showMeta,
+          showMetadata: Optional.present(showMeta),
-          allowDownload: allowDownload,
+          allowDownload: Optional.present(allowDownload),
-          allowUpload: allowUpload,
+          allowUpload: Optional.present(allowUpload),
-          expiresAt: expiresAt,
+          expiresAt: expiresAt == null ? const Optional.absent() : Optional.present(expiresAt),
-          description: description,
+          description: description == null ? const Optional.absent() : Optional.present(description),
-          password: password,
+          password: password == null ? const Optional.absent() : Optional.present(password),
-          slug: slug,
+          slug: slug == null ? const Optional.absent() : Optional.present(slug),
         );
       } else if (assetIds != null) {
         dto = SharedLinkCreateDto(
           type: type,
-          showMetadata: showMeta,
+          showMetadata: Optional.present(showMeta),
-          allowDownload: allowDownload,
+          allowDownload: Optional.present(allowDownload),
-          allowUpload: allowUpload,
+          allowUpload: Optional.present(allowUpload),
-          expiresAt: expiresAt,
+          expiresAt: expiresAt == null ? const Optional.absent() : Optional.present(expiresAt),
-          description: description,
+          description: description == null ? const Optional.absent() : Optional.present(description),
-          password: password,
+          password: password == null ? const Optional.absent() : Optional.present(password),
-          slug: slug,
+          slug: slug == null ? const Optional.absent() : Optional.present(slug),
-          assetIds: assetIds,
+          assetIds: Optional.present(assetIds),
         );
       }
 
@@ -98,14 +98,14 @@ class SharedLinkService {
       final responseDto = await _apiService.sharedLinksApi.updateSharedLink(
         id,
         SharedLinkEditDto(
-          showMetadata: showMeta,
+          showMetadata: showMeta == null ? const Optional.absent() : Optional.present(showMeta),
-          allowDownload: allowDownload,
+          allowDownload: allowDownload == null ? const Optional.absent() : Optional.present(allowDownload),
-          allowUpload: allowUpload,
+          allowUpload: allowUpload == null ? const Optional.absent() : Optional.present(allowUpload),
-          expiresAt: expiresAt,
+          expiresAt: expiresAt == null ? const Optional.absent() : Optional.present(expiresAt),
-          description: description,
+          description: description == null ? const Optional.absent() : Optional.present(description),
-          password: password,
+          password: password == null ? const Optional.absent() : Optional.present(password),
-          slug: slug,
+          slug: slug == null ? const Optional.absent() : Optional.present(slug),
-          changeExpiryTime: changeExpiry,
+          changeExpiryTime: changeExpiry == null ? const Optional.absent() : Optional.present(changeExpiry),
         ),
       );
       if (responseDto != null) {

mobile/openapi/.openapi-generator/VERSION

@@ -1 +1 @@
-7.8.0
+7.22.0

mobile/openapi/README.md

@@ -4,7 +4,7 @@ Immich API
 This Dart package is automatically generated by the [OpenAPI Generator](https://openapi-generator.tech) project:
 
 - API version: 3.0.0
-- Generator version: 7.8.0
+- Generator version: 7.22.0
 - Build package: org.openapitools.codegen.languages.DartClientCodegen
 
 ## Requirements

mobile/openapi/lib/api.dart

@@ -29,6 +29,7 @@ part 'auth/api_key_auth.dart';
 part 'auth/oauth.dart';
 part 'auth/http_basic_auth.dart';
 part 'auth/http_bearer_auth.dart';
+part 'optional.dart';
 
 part 'api/api_keys_api.dart';
 part 'api/activities_api.dart';

mobile/openapi/lib/api_helper.dart

@@ -226,6 +226,9 @@ Future<String> _decodeBodyBytes(Response response) async {
 /// Returns a valid [T] value found at the specified Map [key], null otherwise.
 T? mapValueOfType<T>(dynamic map, String key) {
   final dynamic value = map is Map ? map[key] : null;
+  if (T == double && value is int) {
+    return value.toDouble() as T;
+  }
   return value is T ? value : null;
 }
 

mobile/openapi/lib/model/activity_create_dto.dart

@@ -14,8 +14,8 @@ class ActivityCreateDto {
   /// Returns a new [ActivityCreateDto] instance.
   ActivityCreateDto({
     required this.albumId,
-    this.assetId,
+    this.assetId = const Optional.absent(),
-    this.comment,
+    this.comment = const Optional.absent(),
     required this.type,
   });
 
@@ -29,7 +29,7 @@ class ActivityCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? assetId;
+  Optional<String?> assetId;
 
   /// Comment text (required if type is comment)
   ///
@@ -38,7 +38,7 @@ class ActivityCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? comment;
+  Optional<String?> comment;
 
   ReactionType type;
 
@@ -63,15 +63,13 @@ class ActivityCreateDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'albumId'] = this.albumId;
-    if (this.assetId != null) {
+    if (this.assetId.isPresent) {
-      json[r'assetId'] = this.assetId;
+      final value = this.assetId.value;
-    } else {
+      json[r'assetId'] = value;
-    //  json[r'assetId'] = null;
     }
-    if (this.comment != null) {
+    if (this.comment.isPresent) {
-      json[r'comment'] = this.comment;
+      final value = this.comment.value;
-    } else {
+      json[r'comment'] = value;
-    //  json[r'comment'] = null;
     }
       json[r'type'] = this.type;
     return json;
@@ -87,8 +85,8 @@ class ActivityCreateDto {
 
       return ActivityCreateDto(
         albumId: mapValueOfType<String>(json, r'albumId')!,
-        assetId: mapValueOfType<String>(json, r'assetId'),
+        assetId: json.containsKey(r'assetId') ? Optional.present(mapValueOfType<String>(json, r'assetId')) : const Optional.absent(),
-        comment: mapValueOfType<String>(json, r'comment'),
+        comment: json.containsKey(r'comment') ? Optional.present(mapValueOfType<String>(json, r'comment')) : const Optional.absent(),
         type: ReactionType.fromJson(json[r'type'])!,
       );
     }

mobile/openapi/lib/model/activity_response_dto.dart

@@ -14,7 +14,7 @@ class ActivityResponseDto {
   /// Returns a new [ActivityResponseDto] instance.
   ActivityResponseDto({
     required this.assetId,
-    this.comment,
+    this.comment = const Optional.absent(),
     required this.createdAt,
     required this.id,
     required this.type,
@@ -25,7 +25,7 @@ class ActivityResponseDto {
   String? assetId;
 
   /// Comment text (for comment activities)
-  String? comment;
+  Optional<String?> comment;
 
   /// Creation date
   DateTime createdAt;
@@ -64,12 +64,11 @@ class ActivityResponseDto {
     if (this.assetId != null) {
       json[r'assetId'] = this.assetId;
     } else {
-    //  json[r'assetId'] = null;
+      json[r'assetId'] = null;
     }
-    if (this.comment != null) {
+    if (this.comment.isPresent) {
-      json[r'comment'] = this.comment;
+      final value = this.comment.value;
-    } else {
+      json[r'comment'] = value;
-    //  json[r'comment'] = null;
     }
       json[r'createdAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
         ? this.createdAt.millisecondsSinceEpoch
@@ -90,7 +89,7 @@ class ActivityResponseDto {
 
       return ActivityResponseDto(
         assetId: mapValueOfType<String>(json, r'assetId'),
-        comment: mapValueOfType<String>(json, r'comment'),
+        comment: json.containsKey(r'comment') ? Optional.present(mapValueOfType<String>(json, r'comment')) : const Optional.absent(),
         createdAt: mapDateTime(json, r'createdAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')!,
         id: mapValueOfType<String>(json, r'id')!,
         type: ReactionType.fromJson(json[r'type'])!,

mobile/openapi/lib/model/album_response_dto.dart

@@ -17,17 +17,17 @@ class AlbumResponseDto {
     required this.albumThumbnailAssetId,
     this.albumUsers = const [],
     required this.assetCount,
-    this.contributorCounts = const [],
+    this.contributorCounts = const Optional.present(const []),
     required this.createdAt,
     required this.description,
-    this.endDate,
+    this.endDate = const Optional.absent(),
     required this.hasSharedLink,
     required this.id,
     required this.isActivityEnabled,
-    this.lastModifiedAssetTimestamp,
+    this.lastModifiedAssetTimestamp = const Optional.absent(),
-    this.order,
+    this.order = const Optional.absent(),
     required this.shared,
-    this.startDate,
+    this.startDate = const Optional.absent(),
     required this.updatedAt,
   });
 
@@ -46,7 +46,7 @@ class AlbumResponseDto {
   /// Maximum value: 9007199254740991
   int assetCount;
 
-  List<ContributorCountResponseDto> contributorCounts;
+  Optional<List<ContributorCountResponseDto>?> contributorCounts;
 
   /// Creation date
   DateTime createdAt;
@@ -61,7 +61,7 @@ class AlbumResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? endDate;
+  Optional<DateTime?> endDate;
 
   /// Has shared link
   bool hasSharedLink;
@@ -79,7 +79,7 @@ class AlbumResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? lastModifiedAssetTimestamp;
+  Optional<DateTime?> lastModifiedAssetTimestamp;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -87,7 +87,7 @@ class AlbumResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetOrder? order;
+  Optional<AssetOrder?> order;
 
   /// Is shared album
   bool shared;
@@ -99,7 +99,7 @@ class AlbumResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? startDate;
+  Optional<DateTime?> startDate;
 
   /// Last update date
   DateTime updatedAt;
@@ -152,36 +152,35 @@ class AlbumResponseDto {
     if (this.albumThumbnailAssetId != null) {
       json[r'albumThumbnailAssetId'] = this.albumThumbnailAssetId;
     } else {
-    //  json[r'albumThumbnailAssetId'] = null;
+      json[r'albumThumbnailAssetId'] = null;
     }
       json[r'albumUsers'] = this.albumUsers;
       json[r'assetCount'] = this.assetCount;
-      json[r'contributorCounts'] = this.contributorCounts;
+    if (this.contributorCounts.isPresent) {
+      final value = this.contributorCounts.value;
+      json[r'contributorCounts'] = value;
+    }
       json[r'createdAt'] = this.createdAt.toUtc().toIso8601String();
       json[r'description'] = this.description;
-    if (this.endDate != null) {
+    if (this.endDate.isPresent) {
-      json[r'endDate'] = this.endDate!.toUtc().toIso8601String();
+      final value = this.endDate.value;
-    } else {
+      json[r'endDate'] = value == null ? null : value.toUtc().toIso8601String();
-    //  json[r'endDate'] = null;
     }
       json[r'hasSharedLink'] = this.hasSharedLink;
       json[r'id'] = this.id;
       json[r'isActivityEnabled'] = this.isActivityEnabled;
-    if (this.lastModifiedAssetTimestamp != null) {
+    if (this.lastModifiedAssetTimestamp.isPresent) {
-      json[r'lastModifiedAssetTimestamp'] = this.lastModifiedAssetTimestamp!.toUtc().toIso8601String();
+      final value = this.lastModifiedAssetTimestamp.value;
-    } else {
+      json[r'lastModifiedAssetTimestamp'] = value == null ? null : value.toUtc().toIso8601String();
-    //  json[r'lastModifiedAssetTimestamp'] = null;
     }
-    if (this.order != null) {
+    if (this.order.isPresent) {
-      json[r'order'] = this.order;
+      final value = this.order.value;
-    } else {
+      json[r'order'] = value;
-    //  json[r'order'] = null;
     }
       json[r'shared'] = this.shared;
-    if (this.startDate != null) {
+    if (this.startDate.isPresent) {
-      json[r'startDate'] = this.startDate!.toUtc().toIso8601String();
+      final value = this.startDate.value;
-    } else {
+      json[r'startDate'] = value == null ? null : value.toUtc().toIso8601String();
-    //  json[r'startDate'] = null;
     }
       json[r'updatedAt'] = this.updatedAt.toUtc().toIso8601String();
     return json;
@@ -200,17 +199,17 @@ class AlbumResponseDto {
         albumThumbnailAssetId: mapValueOfType<String>(json, r'albumThumbnailAssetId'),
         albumUsers: AlbumUserResponseDto.listFromJson(json[r'albumUsers']),
         assetCount: mapValueOfType<int>(json, r'assetCount')!,
-        contributorCounts: ContributorCountResponseDto.listFromJson(json[r'contributorCounts']),
+        contributorCounts: json.containsKey(r'contributorCounts') ? Optional.present(ContributorCountResponseDto.listFromJson(json[r'contributorCounts'])) : const Optional.absent(),
         createdAt: mapDateTime(json, r'createdAt', r'')!,
         description: mapValueOfType<String>(json, r'description')!,
-        endDate: mapDateTime(json, r'endDate', r''),
+        endDate: json.containsKey(r'endDate') ? Optional.present(mapDateTime(json, r'endDate', r'')) : const Optional.absent(),
         hasSharedLink: mapValueOfType<bool>(json, r'hasSharedLink')!,
         id: mapValueOfType<String>(json, r'id')!,
         isActivityEnabled: mapValueOfType<bool>(json, r'isActivityEnabled')!,
-        lastModifiedAssetTimestamp: mapDateTime(json, r'lastModifiedAssetTimestamp', r''),
+        lastModifiedAssetTimestamp: json.containsKey(r'lastModifiedAssetTimestamp') ? Optional.present(mapDateTime(json, r'lastModifiedAssetTimestamp', r'')) : const Optional.absent(),
-        order: AssetOrder.fromJson(json[r'order']),
+        order: json.containsKey(r'order') ? Optional.present(AssetOrder.fromJson(json[r'order'])) : const Optional.absent(),
         shared: mapValueOfType<bool>(json, r'shared')!,
-        startDate: mapDateTime(json, r'startDate', r''),
+        startDate: json.containsKey(r'startDate') ? Optional.present(mapDateTime(json, r'startDate', r'')) : const Optional.absent(),
         updatedAt: mapDateTime(json, r'updatedAt', r'')!,
       );
     }

mobile/openapi/lib/model/album_user_add_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class AlbumUserAddDto {
   /// Returns a new [AlbumUserAddDto] instance.
   AlbumUserAddDto({
-    this.role,
+    this.role = const Optional.absent(),
     required this.userId,
   });
 
@@ -23,7 +23,7 @@ class AlbumUserAddDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AlbumUserRole? role;
+  Optional<AlbumUserRole?> role;
 
   /// User ID
   String userId;
@@ -44,10 +44,9 @@ class AlbumUserAddDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.role != null) {
+    if (this.role.isPresent) {
-      json[r'role'] = this.role;
+      final value = this.role.value;
-    } else {
+      json[r'role'] = value;
-    //  json[r'role'] = null;
     }
       json[r'userId'] = this.userId;
     return json;
@@ -62,7 +61,7 @@ class AlbumUserAddDto {
       final json = value.cast<String, dynamic>();
 
       return AlbumUserAddDto(
-        role: AlbumUserRole.fromJson(json[r'role']),
+        role: json.containsKey(r'role') ? Optional.present(AlbumUserRole.fromJson(json[r'role'])) : const Optional.absent(),
         userId: mapValueOfType<String>(json, r'userId')!,
       );
     }

mobile/openapi/lib/model/albums_add_assets_response_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class AlbumsAddAssetsResponseDto {
   /// Returns a new [AlbumsAddAssetsResponseDto] instance.
   AlbumsAddAssetsResponseDto({
-    this.error,
+    this.error = const Optional.absent(),
     required this.success,
   });
 
@@ -23,7 +23,7 @@ class AlbumsAddAssetsResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  BulkIdErrorReason? error;
+  Optional<BulkIdErrorReason?> error;
 
   /// Operation success
   bool success;
@@ -44,10 +44,9 @@ class AlbumsAddAssetsResponseDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.error != null) {
+    if (this.error.isPresent) {
-      json[r'error'] = this.error;
+      final value = this.error.value;
-    } else {
+      json[r'error'] = value;
-    //  json[r'error'] = null;
     }
       json[r'success'] = this.success;
     return json;
@@ -62,7 +61,7 @@ class AlbumsAddAssetsResponseDto {
       final json = value.cast<String, dynamic>();
 
       return AlbumsAddAssetsResponseDto(
-        error: BulkIdErrorReason.fromJson(json[r'error']),
+        error: json.containsKey(r'error') ? Optional.present(BulkIdErrorReason.fromJson(json[r'error'])) : const Optional.absent(),
         success: mapValueOfType<bool>(json, r'success')!,
       );
     }

mobile/openapi/lib/model/albums_update.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class AlbumsUpdate {
   /// Returns a new [AlbumsUpdate] instance.
   AlbumsUpdate({
-    this.defaultAssetOrder,
+    this.defaultAssetOrder = const Optional.absent(),
   });
 
   ///
@@ -22,7 +22,7 @@ class AlbumsUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetOrder? defaultAssetOrder;
+  Optional<AssetOrder?> defaultAssetOrder;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is AlbumsUpdate &&
@@ -38,10 +38,9 @@ class AlbumsUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.defaultAssetOrder != null) {
+    if (this.defaultAssetOrder.isPresent) {
-      json[r'defaultAssetOrder'] = this.defaultAssetOrder;
+      final value = this.defaultAssetOrder.value;
-    } else {
+      json[r'defaultAssetOrder'] = value;
-    //  json[r'defaultAssetOrder'] = null;
     }
     return json;
   }
@@ -55,7 +54,7 @@ class AlbumsUpdate {
       final json = value.cast<String, dynamic>();
 
       return AlbumsUpdate(
-        defaultAssetOrder: AssetOrder.fromJson(json[r'defaultAssetOrder']),
+        defaultAssetOrder: json.containsKey(r'defaultAssetOrder') ? Optional.present(AssetOrder.fromJson(json[r'defaultAssetOrder'])) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/api_key_create_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class ApiKeyCreateDto {
   /// Returns a new [ApiKeyCreateDto] instance.
   ApiKeyCreateDto({
-    this.name,
+    this.name = const Optional.absent(),
     this.permissions = const [],
   });
 
@@ -24,7 +24,7 @@ class ApiKeyCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? name;
+  Optional<String?> name;
 
   /// List of permissions
   List<Permission> permissions;
@@ -45,10 +45,9 @@ class ApiKeyCreateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.name != null) {
+    if (this.name.isPresent) {
-      json[r'name'] = this.name;
+      final value = this.name.value;
-    } else {
+      json[r'name'] = value;
-    //  json[r'name'] = null;
     }
       json[r'permissions'] = this.permissions;
     return json;
@@ -63,7 +62,7 @@ class ApiKeyCreateDto {
       final json = value.cast<String, dynamic>();
 
       return ApiKeyCreateDto(
-        name: mapValueOfType<String>(json, r'name'),
+        name: json.containsKey(r'name') ? Optional.present(mapValueOfType<String>(json, r'name')) : const Optional.absent(),
         permissions: Permission.listFromJson(json[r'permissions']),
       );
     }

mobile/openapi/lib/model/api_key_update_dto.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class ApiKeyUpdateDto {
   /// Returns a new [ApiKeyUpdateDto] instance.
   ApiKeyUpdateDto({
-    this.name,
+    this.name = const Optional.absent(),
-    this.permissions = const [],
+    this.permissions = const Optional.present(const []),
   });
 
   /// API key name
@@ -24,10 +24,10 @@ class ApiKeyUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? name;
+  Optional<String?> name;
 
   /// List of permissions
-  List<Permission> permissions;
+  Optional<List<Permission>?> permissions;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is ApiKeyUpdateDto &&
@@ -45,12 +45,14 @@ class ApiKeyUpdateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.name != null) {
+    if (this.name.isPresent) {
-      json[r'name'] = this.name;
+      final value = this.name.value;
-    } else {
+      json[r'name'] = value;
-    //  json[r'name'] = null;
+    }
+    if (this.permissions.isPresent) {
+      final value = this.permissions.value;
+      json[r'permissions'] = value;
     }
-      json[r'permissions'] = this.permissions;
     return json;
   }
 
@@ -63,8 +65,8 @@ class ApiKeyUpdateDto {
       final json = value.cast<String, dynamic>();
 
       return ApiKeyUpdateDto(
-        name: mapValueOfType<String>(json, r'name'),
+        name: json.containsKey(r'name') ? Optional.present(mapValueOfType<String>(json, r'name')) : const Optional.absent(),
-        permissions: Permission.listFromJson(json[r'permissions']),
+        permissions: json.containsKey(r'permissions') ? Optional.present(Permission.listFromJson(json[r'permissions'])) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/asset_bulk_delete_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class AssetBulkDeleteDto {
   /// Returns a new [AssetBulkDeleteDto] instance.
   AssetBulkDeleteDto({
-    this.force,
+    this.force = const Optional.absent(),
     this.ids = const [],
   });
 
@@ -24,7 +24,7 @@ class AssetBulkDeleteDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? force;
+  Optional<bool?> force;
 
   /// IDs to process
   List<String> ids;
@@ -45,10 +45,9 @@ class AssetBulkDeleteDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.force != null) {
+    if (this.force.isPresent) {
-      json[r'force'] = this.force;
+      final value = this.force.value;
-    } else {
+      json[r'force'] = value;
-    //  json[r'force'] = null;
     }
       json[r'ids'] = this.ids;
     return json;
@@ -63,7 +62,7 @@ class AssetBulkDeleteDto {
       final json = value.cast<String, dynamic>();
 
       return AssetBulkDeleteDto(
-        force: mapValueOfType<bool>(json, r'force'),
+        force: json.containsKey(r'force') ? Optional.present(mapValueOfType<bool>(json, r'force')) : const Optional.absent(),
         ids: json[r'ids'] is Iterable
             ? (json[r'ids'] as Iterable).cast<String>().toList(growable: false)
             : const [],

mobile/openapi/lib/model/asset_bulk_update_dto.dart

@@ -13,17 +13,17 @@ part of openapi.api;
 class AssetBulkUpdateDto {
   /// Returns a new [AssetBulkUpdateDto] instance.
   AssetBulkUpdateDto({
-    this.dateTimeOriginal,
+    this.dateTimeOriginal = const Optional.absent(),
-    this.dateTimeRelative,
+    this.dateTimeRelative = const Optional.absent(),
-    this.description,
+    this.description = const Optional.absent(),
-    this.duplicateId,
+    this.duplicateId = const Optional.absent(),
     this.ids = const [],
-    this.isFavorite,
+    this.isFavorite = const Optional.absent(),
-    this.latitude,
+    this.latitude = const Optional.absent(),
-    this.longitude,
+    this.longitude = const Optional.absent(),
-    this.rating,
+    this.rating = const Optional.absent(),
-    this.timeZone,
+    this.timeZone = const Optional.absent(),
-    this.visibility,
+    this.visibility = const Optional.absent(),
   });
 
   /// Original date and time
@@ -33,7 +33,7 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? dateTimeOriginal;
+  Optional<String?> dateTimeOriginal;
 
   /// Relative time offset in seconds
   ///
@@ -45,7 +45,7 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? dateTimeRelative;
+  Optional<int?> dateTimeRelative;
 
   /// Asset description
   ///
@@ -54,10 +54,10 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? description;
+  Optional<String?> description;
 
   /// Duplicate ID
-  String? duplicateId;
+  Optional<String?> duplicateId;
 
   /// Asset IDs to update
   List<String> ids;
@@ -69,7 +69,7 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isFavorite;
+  Optional<bool?> isFavorite;
 
   /// Latitude coordinate
   ///
@@ -81,7 +81,7 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  num? latitude;
+  Optional<num?> latitude;
 
   /// Longitude coordinate
   ///
@@ -93,13 +93,13 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  num? longitude;
+  Optional<num?> longitude;
 
   /// Rating in range [1-5], or null for unrated
   ///
   /// Minimum value: -1
   /// Maximum value: 5
-  int? rating;
+  Optional<int?> rating;
 
   /// Time zone (IANA timezone)
   ///
@@ -108,7 +108,7 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? timeZone;
+  Optional<String?> timeZone;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -116,7 +116,7 @@ class AssetBulkUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetVisibility? visibility;
+  Optional<AssetVisibility?> visibility;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is AssetBulkUpdateDto &&
@@ -152,56 +152,46 @@ class AssetBulkUpdateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.dateTimeOriginal != null) {
+    if (this.dateTimeOriginal.isPresent) {
-      json[r'dateTimeOriginal'] = this.dateTimeOriginal;
+      final value = this.dateTimeOriginal.value;
-    } else {
+      json[r'dateTimeOriginal'] = value;
-    //  json[r'dateTimeOriginal'] = null;
     }
-    if (this.dateTimeRelative != null) {
+    if (this.dateTimeRelative.isPresent) {
-      json[r'dateTimeRelative'] = this.dateTimeRelative;
+      final value = this.dateTimeRelative.value;
-    } else {
+      json[r'dateTimeRelative'] = value;
-    //  json[r'dateTimeRelative'] = null;
     }
-    if (this.description != null) {
+    if (this.description.isPresent) {
-      json[r'description'] = this.description;
+      final value = this.description.value;
-    } else {
+      json[r'description'] = value;
-    //  json[r'description'] = null;
     }
-    if (this.duplicateId != null) {
+    if (this.duplicateId.isPresent) {
-      json[r'duplicateId'] = this.duplicateId;
+      final value = this.duplicateId.value;
-    } else {
+      json[r'duplicateId'] = value;
-    //  json[r'duplicateId'] = null;
     }
       json[r'ids'] = this.ids;
-    if (this.isFavorite != null) {
+    if (this.isFavorite.isPresent) {
-      json[r'isFavorite'] = this.isFavorite;
+      final value = this.isFavorite.value;
-    } else {
+      json[r'isFavorite'] = value;
-    //  json[r'isFavorite'] = null;
     }
-    if (this.latitude != null) {
+    if (this.latitude.isPresent) {
-      json[r'latitude'] = this.latitude;
+      final value = this.latitude.value;
-    } else {
+      json[r'latitude'] = value;
-    //  json[r'latitude'] = null;
     }
-    if (this.longitude != null) {
+    if (this.longitude.isPresent) {
-      json[r'longitude'] = this.longitude;
+      final value = this.longitude.value;
-    } else {
+      json[r'longitude'] = value;
-    //  json[r'longitude'] = null;
     }
-    if (this.rating != null) {
+    if (this.rating.isPresent) {
-      json[r'rating'] = this.rating;
+      final value = this.rating.value;
-    } else {
+      json[r'rating'] = value;
-    //  json[r'rating'] = null;
     }
-    if (this.timeZone != null) {
+    if (this.timeZone.isPresent) {
-      json[r'timeZone'] = this.timeZone;
+      final value = this.timeZone.value;
-    } else {
+      json[r'timeZone'] = value;
-    //  json[r'timeZone'] = null;
     }
-    if (this.visibility != null) {
+    if (this.visibility.isPresent) {
-      json[r'visibility'] = this.visibility;
+      final value = this.visibility.value;
-    } else {
+      json[r'visibility'] = value;
-    //  json[r'visibility'] = null;
     }
     return json;
   }
@@ -215,19 +205,19 @@ class AssetBulkUpdateDto {
       final json = value.cast<String, dynamic>();
 
       return AssetBulkUpdateDto(
-        dateTimeOriginal: mapValueOfType<String>(json, r'dateTimeOriginal'),
+        dateTimeOriginal: json.containsKey(r'dateTimeOriginal') ? Optional.present(mapValueOfType<String>(json, r'dateTimeOriginal')) : const Optional.absent(),
-        dateTimeRelative: mapValueOfType<int>(json, r'dateTimeRelative'),
+        dateTimeRelative: json.containsKey(r'dateTimeRelative') ? Optional.present(json[r'dateTimeRelative'] == null ? null : int.parse('${json[r'dateTimeRelative']}')) : const Optional.absent(),
-        description: mapValueOfType<String>(json, r'description'),
+        description: json.containsKey(r'description') ? Optional.present(mapValueOfType<String>(json, r'description')) : const Optional.absent(),
-        duplicateId: mapValueOfType<String>(json, r'duplicateId'),
+        duplicateId: json.containsKey(r'duplicateId') ? Optional.present(mapValueOfType<String>(json, r'duplicateId')) : const Optional.absent(),
         ids: json[r'ids'] is Iterable
             ? (json[r'ids'] as Iterable).cast<String>().toList(growable: false)
             : const [],
-        isFavorite: mapValueOfType<bool>(json, r'isFavorite'),
+        isFavorite: json.containsKey(r'isFavorite') ? Optional.present(mapValueOfType<bool>(json, r'isFavorite')) : const Optional.absent(),
-        latitude: num.parse('${json[r'latitude']}'),
+        latitude: json.containsKey(r'latitude') ? Optional.present(json[r'latitude'] == null ? null : num.parse('${json[r'latitude']}')) : const Optional.absent(),
-        longitude: num.parse('${json[r'longitude']}'),
+        longitude: json.containsKey(r'longitude') ? Optional.present(json[r'longitude'] == null ? null : num.parse('${json[r'longitude']}')) : const Optional.absent(),
-        rating: mapValueOfType<int>(json, r'rating'),
+        rating: json.containsKey(r'rating') ? Optional.present(json[r'rating'] == null ? null : int.parse('${json[r'rating']}')) : const Optional.absent(),
-        timeZone: mapValueOfType<String>(json, r'timeZone'),
+        timeZone: json.containsKey(r'timeZone') ? Optional.present(mapValueOfType<String>(json, r'timeZone')) : const Optional.absent(),
-        visibility: AssetVisibility.fromJson(json[r'visibility']),
+        visibility: json.containsKey(r'visibility') ? Optional.present(AssetVisibility.fromJson(json[r'visibility'])) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/asset_bulk_upload_check_result.dart

@@ -14,10 +14,10 @@ class AssetBulkUploadCheckResult {
   /// Returns a new [AssetBulkUploadCheckResult] instance.
   AssetBulkUploadCheckResult({
     required this.action,
-    this.assetId,
+    this.assetId = const Optional.absent(),
     required this.id,
-    this.isTrashed,
+    this.isTrashed = const Optional.absent(),
-    this.reason,
+    this.reason = const Optional.absent(),
   });
 
   AssetUploadAction action;
@@ -29,7 +29,7 @@ class AssetBulkUploadCheckResult {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? assetId;
+  Optional<String?> assetId;
 
   /// Asset ID
   String id;
@@ -41,7 +41,7 @@ class AssetBulkUploadCheckResult {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isTrashed;
+  Optional<bool?> isTrashed;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -49,7 +49,7 @@ class AssetBulkUploadCheckResult {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetRejectReason? reason;
+  Optional<AssetRejectReason?> reason;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is AssetBulkUploadCheckResult &&
@@ -74,21 +74,18 @@ class AssetBulkUploadCheckResult {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'action'] = this.action;
-    if (this.assetId != null) {
+    if (this.assetId.isPresent) {
-      json[r'assetId'] = this.assetId;
+      final value = this.assetId.value;
-    } else {
+      json[r'assetId'] = value;
-    //  json[r'assetId'] = null;
     }
       json[r'id'] = this.id;
-    if (this.isTrashed != null) {
+    if (this.isTrashed.isPresent) {
-      json[r'isTrashed'] = this.isTrashed;
+      final value = this.isTrashed.value;
-    } else {
+      json[r'isTrashed'] = value;
-    //  json[r'isTrashed'] = null;
     }
-    if (this.reason != null) {
+    if (this.reason.isPresent) {
-      json[r'reason'] = this.reason;
+      final value = this.reason.value;
-    } else {
+      json[r'reason'] = value;
-    //  json[r'reason'] = null;
     }
     return json;
   }
@@ -103,10 +100,10 @@ class AssetBulkUploadCheckResult {
 
       return AssetBulkUploadCheckResult(
         action: AssetUploadAction.fromJson(json[r'action'])!,
-        assetId: mapValueOfType<String>(json, r'assetId'),
+        assetId: json.containsKey(r'assetId') ? Optional.present(mapValueOfType<String>(json, r'assetId')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
-        isTrashed: mapValueOfType<bool>(json, r'isTrashed'),
+        isTrashed: json.containsKey(r'isTrashed') ? Optional.present(mapValueOfType<bool>(json, r'isTrashed')) : const Optional.absent(),
-        reason: AssetRejectReason.fromJson(json[r'reason']),
+        reason: json.containsKey(r'reason') ? Optional.present(AssetRejectReason.fromJson(json[r'reason'])) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/asset_copy_dto.dart

@@ -13,32 +13,32 @@ part of openapi.api;
 class AssetCopyDto {
   /// Returns a new [AssetCopyDto] instance.
   AssetCopyDto({
-    this.albums = true,
+    this.albums = const Optional.present(true),
-    this.favorite = true,
+    this.favorite = const Optional.present(true),
-    this.sharedLinks = true,
+    this.sharedLinks = const Optional.present(true),
-    this.sidecar = true,
+    this.sidecar = const Optional.present(true),
     required this.sourceId,
-    this.stack = true,
+    this.stack = const Optional.present(true),
     required this.targetId,
   });
 
   /// Copy album associations
-  bool albums;
+  Optional<bool?> albums;
 
   /// Copy favorite status
-  bool favorite;
+  Optional<bool?> favorite;
 
   /// Copy shared links
-  bool sharedLinks;
+  Optional<bool?> sharedLinks;
 
   /// Copy sidecar file
-  bool sidecar;
+  Optional<bool?> sidecar;
 
   /// Source asset ID
   String sourceId;
 
   /// Copy stack association
-  bool stack;
+  Optional<bool?> stack;
 
   /// Target asset ID
   String targetId;
@@ -69,12 +69,27 @@ class AssetCopyDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-      json[r'albums'] = this.albums;
+    if (this.albums.isPresent) {
-      json[r'favorite'] = this.favorite;
+      final value = this.albums.value;
-      json[r'sharedLinks'] = this.sharedLinks;
+      json[r'albums'] = value;
-      json[r'sidecar'] = this.sidecar;
+    }
+    if (this.favorite.isPresent) {
+      final value = this.favorite.value;
+      json[r'favorite'] = value;
+    }
+    if (this.sharedLinks.isPresent) {
+      final value = this.sharedLinks.value;
+      json[r'sharedLinks'] = value;
+    }
+    if (this.sidecar.isPresent) {
+      final value = this.sidecar.value;
+      json[r'sidecar'] = value;
+    }
       json[r'sourceId'] = this.sourceId;
-      json[r'stack'] = this.stack;
+    if (this.stack.isPresent) {
+      final value = this.stack.value;
+      json[r'stack'] = value;
+    }
       json[r'targetId'] = this.targetId;
     return json;
   }
@@ -88,12 +103,12 @@ class AssetCopyDto {
       final json = value.cast<String, dynamic>();
 
       return AssetCopyDto(
-        albums: mapValueOfType<bool>(json, r'albums') ?? true,
+        albums: json.containsKey(r'albums') ? Optional.present(mapValueOfType<bool>(json, r'albums')) : const Optional.absent(),
-        favorite: mapValueOfType<bool>(json, r'favorite') ?? true,
+        favorite: json.containsKey(r'favorite') ? Optional.present(mapValueOfType<bool>(json, r'favorite')) : const Optional.absent(),
-        sharedLinks: mapValueOfType<bool>(json, r'sharedLinks') ?? true,
+        sharedLinks: json.containsKey(r'sharedLinks') ? Optional.present(mapValueOfType<bool>(json, r'sharedLinks')) : const Optional.absent(),
-        sidecar: mapValueOfType<bool>(json, r'sidecar') ?? true,
+        sidecar: json.containsKey(r'sidecar') ? Optional.present(mapValueOfType<bool>(json, r'sidecar')) : const Optional.absent(),
         sourceId: mapValueOfType<String>(json, r'sourceId')!,
-        stack: mapValueOfType<bool>(json, r'stack') ?? true,
+        stack: json.containsKey(r'stack') ? Optional.present(mapValueOfType<bool>(json, r'stack')) : const Optional.absent(),
         targetId: mapValueOfType<String>(json, r'targetId')!,
       );
     }

mobile/openapi/lib/model/asset_face_response_dto.dart

@@ -21,7 +21,7 @@ class AssetFaceResponseDto {
     required this.imageHeight,
     required this.imageWidth,
     required this.person,
-    this.sourceType,
+    this.sourceType = const Optional.absent(),
   });
 
   /// Bounding box X1 coordinate
@@ -71,7 +71,7 @@ class AssetFaceResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  SourceType? sourceType;
+  Optional<SourceType?> sourceType;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is AssetFaceResponseDto &&
@@ -113,12 +113,11 @@ class AssetFaceResponseDto {
     if (this.person != null) {
       json[r'person'] = this.person;
     } else {
-    //  json[r'person'] = null;
+      json[r'person'] = null;
     }
-    if (this.sourceType != null) {
+    if (this.sourceType.isPresent) {
-      json[r'sourceType'] = this.sourceType;
+      final value = this.sourceType.value;
-    } else {
+      json[r'sourceType'] = value;
-    //  json[r'sourceType'] = null;
     }
     return json;
   }
@@ -140,7 +139,7 @@ class AssetFaceResponseDto {
         imageHeight: mapValueOfType<int>(json, r'imageHeight')!,
         imageWidth: mapValueOfType<int>(json, r'imageWidth')!,
         person: PersonResponseDto.fromJson(json[r'person']),
-        sourceType: SourceType.fromJson(json[r'sourceType']),
+        sourceType: json.containsKey(r'sourceType') ? Optional.present(SourceType.fromJson(json[r'sourceType'])) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/asset_ids_response_dto.dart

@@ -14,7 +14,7 @@ class AssetIdsResponseDto {
   /// Returns a new [AssetIdsResponseDto] instance.
   AssetIdsResponseDto({
     required this.assetId,
-    this.error,
+    this.error = const Optional.absent(),
     required this.success,
   });
 
@@ -27,7 +27,7 @@ class AssetIdsResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetIdErrorReason? error;
+  Optional<AssetIdErrorReason?> error;
 
   /// Whether operation succeeded
   bool success;
@@ -51,10 +51,9 @@ class AssetIdsResponseDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'assetId'] = this.assetId;
-    if (this.error != null) {
+    if (this.error.isPresent) {
-      json[r'error'] = this.error;
+      final value = this.error.value;
-    } else {
+      json[r'error'] = value;
-    //  json[r'error'] = null;
     }
       json[r'success'] = this.success;
     return json;
@@ -70,7 +69,7 @@ class AssetIdsResponseDto {
 
       return AssetIdsResponseDto(
         assetId: mapValueOfType<String>(json, r'assetId')!,
-        error: AssetIdErrorReason.fromJson(json[r'error']),
+        error: json.containsKey(r'error') ? Optional.present(AssetIdErrorReason.fromJson(json[r'error'])) : const Optional.absent(),
         success: mapValueOfType<bool>(json, r'success')!,
       );
     }

mobile/openapi/lib/model/asset_ocr_response_dto.dart

@@ -129,18 +129,18 @@ class AssetOcrResponseDto {
 
       return AssetOcrResponseDto(
         assetId: mapValueOfType<String>(json, r'assetId')!,
-        boxScore: (mapValueOfType<num>(json, r'boxScore')!).toDouble(),
+        boxScore: mapValueOfType<double>(json, r'boxScore')!,
         id: mapValueOfType<String>(json, r'id')!,
         text: mapValueOfType<String>(json, r'text')!,
-        textScore: (mapValueOfType<num>(json, r'textScore')!).toDouble(),
+        textScore: mapValueOfType<double>(json, r'textScore')!,
-        x1: (mapValueOfType<num>(json, r'x1')!).toDouble(),
+        x1: mapValueOfType<double>(json, r'x1')!,
-        x2: (mapValueOfType<num>(json, r'x2')!).toDouble(),
+        x2: mapValueOfType<double>(json, r'x2')!,
-        x3: (mapValueOfType<num>(json, r'x3')!).toDouble(),
+        x3: mapValueOfType<double>(json, r'x3')!,
-        x4: (mapValueOfType<num>(json, r'x4')!).toDouble(),
+        x4: mapValueOfType<double>(json, r'x4')!,
-        y1: (mapValueOfType<num>(json, r'y1')!).toDouble(),
+        y1: mapValueOfType<double>(json, r'y1')!,
-        y2: (mapValueOfType<num>(json, r'y2')!).toDouble(),
+        y2: mapValueOfType<double>(json, r'y2')!,
-        y3: (mapValueOfType<num>(json, r'y3')!).toDouble(),
+        y3: mapValueOfType<double>(json, r'y3')!,
-        y4: (mapValueOfType<num>(json, r'y4')!).toDouble(),
+        y4: mapValueOfType<double>(json, r'y4')!,
       );
     }
     return null;

mobile/openapi/lib/model/asset_response_dto.dart

@@ -15,9 +15,9 @@ class AssetResponseDto {
   AssetResponseDto({
     required this.checksum,
     required this.createdAt,
-    this.duplicateId,
+    this.duplicateId = const Optional.absent(),
     required this.duration,
-    this.exifInfo,
+    this.exifInfo = const Optional.absent(),
     required this.fileCreatedAt,
     required this.fileModifiedAt,
     required this.hasMetadata,
@@ -28,18 +28,18 @@ class AssetResponseDto {
     required this.isFavorite,
     required this.isOffline,
     required this.isTrashed,
-    this.libraryId,
+    this.libraryId = const Optional.absent(),
-    this.livePhotoVideoId,
+    this.livePhotoVideoId = const Optional.absent(),
     required this.localDateTime,
     required this.originalFileName,
-    this.originalMimeType,
+    this.originalMimeType = const Optional.absent(),
     required this.originalPath,
-    this.owner,
+    this.owner = const Optional.absent(),
     required this.ownerId,
-    this.people = const [],
+    this.people = const Optional.present(const []),
-    this.resized,
+    this.resized = const Optional.absent(),
-    this.stack,
+    this.stack = const Optional.absent(),
-    this.tags = const [],
+    this.tags = const Optional.present(const []),
     required this.thumbhash,
     required this.type,
     required this.updatedAt,
@@ -54,7 +54,7 @@ class AssetResponseDto {
   DateTime createdAt;
 
   /// Duplicate group ID
-  String? duplicateId;
+  Optional<String?> duplicateId;
 
   /// Video/gif duration in milliseconds (null for static images)
   ///
@@ -68,7 +68,7 @@ class AssetResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  ExifResponseDto? exifInfo;
+  Optional<ExifResponseDto?> exifInfo;
 
   /// The actual UTC timestamp when the file was created/captured, preserving timezone information. This is the authoritative timestamp for chronological sorting within timeline groups. Combined with timezone data, this can be used to determine the exact moment the photo was taken.
   DateTime fileCreatedAt;
@@ -104,10 +104,10 @@ class AssetResponseDto {
   bool isTrashed;
 
   /// Library ID
-  String? libraryId;
+  Optional<String?> libraryId;
 
   /// Live photo video ID
-  String? livePhotoVideoId;
+  Optional<String?> livePhotoVideoId;
 
   /// The local date and time when the photo/video was taken, derived from EXIF metadata. This represents the photographer's local time regardless of timezone, stored as a timezone-agnostic timestamp. Used for timeline grouping by \"local\" days and months.
   DateTime localDateTime;
@@ -122,7 +122,7 @@ class AssetResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? originalMimeType;
+  Optional<String?> originalMimeType;
 
   /// Original file path
   String originalPath;
@@ -133,12 +133,12 @@ class AssetResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  UserResponseDto? owner;
+  Optional<UserResponseDto?> owner;
 
   /// Owner user ID
   String ownerId;
 
-  List<PersonResponseDto> people;
+  Optional<List<PersonResponseDto>?> people;
 
   /// Is resized
   ///
@@ -147,11 +147,11 @@ class AssetResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? resized;
+  Optional<bool?> resized;
 
-  AssetStackResponseDto? stack;
+  Optional<AssetStackResponseDto?> stack;
 
-  List<TagResponseDto> tags;
+  Optional<List<TagResponseDto>?> tags;
 
   /// Thumbhash for thumbnail generation (base64) also used as the c query param for thumbnail cache busting.
   String? thumbhash;
@@ -247,20 +247,18 @@ class AssetResponseDto {
     final json = <String, dynamic>{};
       json[r'checksum'] = this.checksum;
       json[r'createdAt'] = this.createdAt.toUtc().toIso8601String();
-    if (this.duplicateId != null) {
+    if (this.duplicateId.isPresent) {
-      json[r'duplicateId'] = this.duplicateId;
+      final value = this.duplicateId.value;
-    } else {
+      json[r'duplicateId'] = value;
-    //  json[r'duplicateId'] = null;
     }
     if (this.duration != null) {
       json[r'duration'] = this.duration;
     } else {
-    //  json[r'duration'] = null;
+      json[r'duration'] = null;
     }
-    if (this.exifInfo != null) {
+    if (this.exifInfo.isPresent) {
-      json[r'exifInfo'] = this.exifInfo;
+      final value = this.exifInfo.value;
-    } else {
+      json[r'exifInfo'] = value;
-    //  json[r'exifInfo'] = null;
     }
       json[r'fileCreatedAt'] = this.fileCreatedAt.toUtc().toIso8601String();
       json[r'fileModifiedAt'] = this.fileModifiedAt.toUtc().toIso8601String();
@@ -268,7 +266,7 @@ class AssetResponseDto {
     if (this.height != null) {
       json[r'height'] = this.height;
     } else {
-    //  json[r'height'] = null;
+      json[r'height'] = null;
     }
       json[r'id'] = this.id;
       json[r'isArchived'] = this.isArchived;
@@ -276,46 +274,46 @@ class AssetResponseDto {
       json[r'isFavorite'] = this.isFavorite;
       json[r'isOffline'] = this.isOffline;
       json[r'isTrashed'] = this.isTrashed;
-    if (this.libraryId != null) {
+    if (this.libraryId.isPresent) {
-      json[r'libraryId'] = this.libraryId;
+      final value = this.libraryId.value;
-    } else {
+      json[r'libraryId'] = value;
-    //  json[r'libraryId'] = null;
     }
-    if (this.livePhotoVideoId != null) {
+    if (this.livePhotoVideoId.isPresent) {
-      json[r'livePhotoVideoId'] = this.livePhotoVideoId;
+      final value = this.livePhotoVideoId.value;
-    } else {
+      json[r'livePhotoVideoId'] = value;
-    //  json[r'livePhotoVideoId'] = null;
     }
       json[r'localDateTime'] = this.localDateTime.toUtc().toIso8601String();
       json[r'originalFileName'] = this.originalFileName;
-    if (this.originalMimeType != null) {
+    if (this.originalMimeType.isPresent) {
-      json[r'originalMimeType'] = this.originalMimeType;
+      final value = this.originalMimeType.value;
-    } else {
+      json[r'originalMimeType'] = value;
-    //  json[r'originalMimeType'] = null;
     }
       json[r'originalPath'] = this.originalPath;
-    if (this.owner != null) {
+    if (this.owner.isPresent) {
-      json[r'owner'] = this.owner;
+      final value = this.owner.value;
-    } else {
+      json[r'owner'] = value;
-    //  json[r'owner'] = null;
     }
       json[r'ownerId'] = this.ownerId;
-      json[r'people'] = this.people;
+    if (this.people.isPresent) {
-    if (this.resized != null) {
+      final value = this.people.value;
-      json[r'resized'] = this.resized;
+      json[r'people'] = value;
-    } else {
-    //  json[r'resized'] = null;
     }
-    if (this.stack != null) {
+    if (this.resized.isPresent) {
-      json[r'stack'] = this.stack;
+      final value = this.resized.value;
-    } else {
+      json[r'resized'] = value;
-    //  json[r'stack'] = null;
+    }
+    if (this.stack.isPresent) {
+      final value = this.stack.value;
+      json[r'stack'] = value;
+    }
+    if (this.tags.isPresent) {
+      final value = this.tags.value;
+      json[r'tags'] = value;
     }
-      json[r'tags'] = this.tags;
     if (this.thumbhash != null) {
       json[r'thumbhash'] = this.thumbhash;
     } else {
-    //  json[r'thumbhash'] = null;
+      json[r'thumbhash'] = null;
     }
       json[r'type'] = this.type;
       json[r'updatedAt'] = this.updatedAt.toUtc().toIso8601String();
@@ -323,7 +321,7 @@ class AssetResponseDto {
     if (this.width != null) {
       json[r'width'] = this.width;
     } else {
-    //  json[r'width'] = null;
+      json[r'width'] = null;
     }
     return json;
   }
@@ -339,9 +337,9 @@ class AssetResponseDto {
       return AssetResponseDto(
         checksum: mapValueOfType<String>(json, r'checksum')!,
         createdAt: mapDateTime(json, r'createdAt', r'')!,
-        duplicateId: mapValueOfType<String>(json, r'duplicateId'),
+        duplicateId: json.containsKey(r'duplicateId') ? Optional.present(mapValueOfType<String>(json, r'duplicateId')) : const Optional.absent(),
         duration: mapValueOfType<int>(json, r'duration'),
-        exifInfo: ExifResponseDto.fromJson(json[r'exifInfo']),
+        exifInfo: json.containsKey(r'exifInfo') ? Optional.present(ExifResponseDto.fromJson(json[r'exifInfo'])) : const Optional.absent(),
         fileCreatedAt: mapDateTime(json, r'fileCreatedAt', r'')!,
         fileModifiedAt: mapDateTime(json, r'fileModifiedAt', r'')!,
         hasMetadata: mapValueOfType<bool>(json, r'hasMetadata')!,
@@ -352,18 +350,18 @@ class AssetResponseDto {
         isFavorite: mapValueOfType<bool>(json, r'isFavorite')!,
         isOffline: mapValueOfType<bool>(json, r'isOffline')!,
         isTrashed: mapValueOfType<bool>(json, r'isTrashed')!,
-        libraryId: mapValueOfType<String>(json, r'libraryId'),
+        libraryId: json.containsKey(r'libraryId') ? Optional.present(mapValueOfType<String>(json, r'libraryId')) : const Optional.absent(),
-        livePhotoVideoId: mapValueOfType<String>(json, r'livePhotoVideoId'),
+        livePhotoVideoId: json.containsKey(r'livePhotoVideoId') ? Optional.present(mapValueOfType<String>(json, r'livePhotoVideoId')) : const Optional.absent(),
         localDateTime: mapDateTime(json, r'localDateTime', r'')!,
         originalFileName: mapValueOfType<String>(json, r'originalFileName')!,
-        originalMimeType: mapValueOfType<String>(json, r'originalMimeType'),
+        originalMimeType: json.containsKey(r'originalMimeType') ? Optional.present(mapValueOfType<String>(json, r'originalMimeType')) : const Optional.absent(),
         originalPath: mapValueOfType<String>(json, r'originalPath')!,
-        owner: UserResponseDto.fromJson(json[r'owner']),
+        owner: json.containsKey(r'owner') ? Optional.present(UserResponseDto.fromJson(json[r'owner'])) : const Optional.absent(),
         ownerId: mapValueOfType<String>(json, r'ownerId')!,
-        people: PersonResponseDto.listFromJson(json[r'people']),
+        people: json.containsKey(r'people') ? Optional.present(PersonResponseDto.listFromJson(json[r'people'])) : const Optional.absent(),
-        resized: mapValueOfType<bool>(json, r'resized'),
+        resized: json.containsKey(r'resized') ? Optional.present(mapValueOfType<bool>(json, r'resized')) : const Optional.absent(),
-        stack: AssetStackResponseDto.fromJson(json[r'stack']),
+        stack: json.containsKey(r'stack') ? Optional.present(AssetStackResponseDto.fromJson(json[r'stack'])) : const Optional.absent(),
-        tags: TagResponseDto.listFromJson(json[r'tags']),
+        tags: json.containsKey(r'tags') ? Optional.present(TagResponseDto.listFromJson(json[r'tags'])) : const Optional.absent(),
         thumbhash: mapValueOfType<String>(json, r'thumbhash'),
         type: AssetTypeEnum.fromJson(json[r'type'])!,
         updatedAt: mapDateTime(json, r'updatedAt', r'')!,

mobile/openapi/lib/model/auth_status_response_dto.dart

@@ -13,11 +13,11 @@ part of openapi.api;
 class AuthStatusResponseDto {
   /// Returns a new [AuthStatusResponseDto] instance.
   AuthStatusResponseDto({
-    this.expiresAt,
+    this.expiresAt = const Optional.absent(),
     required this.isElevated,
     required this.password,
     required this.pinCode,
-    this.pinExpiresAt,
+    this.pinExpiresAt = const Optional.absent(),
   });
 
   /// Session expiration date
@@ -27,7 +27,7 @@ class AuthStatusResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? expiresAt;
+  Optional<String?> expiresAt;
 
   /// Is elevated session
   bool isElevated;
@@ -45,7 +45,7 @@ class AuthStatusResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? pinExpiresAt;
+  Optional<String?> pinExpiresAt;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is AuthStatusResponseDto &&
@@ -69,18 +69,16 @@ class AuthStatusResponseDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.expiresAt != null) {
+    if (this.expiresAt.isPresent) {
-      json[r'expiresAt'] = this.expiresAt;
+      final value = this.expiresAt.value;
-    } else {
+      json[r'expiresAt'] = value;
-    //  json[r'expiresAt'] = null;
     }
       json[r'isElevated'] = this.isElevated;
       json[r'password'] = this.password;
       json[r'pinCode'] = this.pinCode;
-    if (this.pinExpiresAt != null) {
+    if (this.pinExpiresAt.isPresent) {
-      json[r'pinExpiresAt'] = this.pinExpiresAt;
+      final value = this.pinExpiresAt.value;
-    } else {
+      json[r'pinExpiresAt'] = value;
-    //  json[r'pinExpiresAt'] = null;
     }
     return json;
   }
@@ -94,11 +92,11 @@ class AuthStatusResponseDto {
       final json = value.cast<String, dynamic>();
 
       return AuthStatusResponseDto(
-        expiresAt: mapValueOfType<String>(json, r'expiresAt'),
+        expiresAt: json.containsKey(r'expiresAt') ? Optional.present(mapValueOfType<String>(json, r'expiresAt')) : const Optional.absent(),
         isElevated: mapValueOfType<bool>(json, r'isElevated')!,
         password: mapValueOfType<bool>(json, r'password')!,
         pinCode: mapValueOfType<bool>(json, r'pinCode')!,
-        pinExpiresAt: mapValueOfType<String>(json, r'pinExpiresAt'),
+        pinExpiresAt: json.containsKey(r'pinExpiresAt') ? Optional.present(mapValueOfType<String>(json, r'pinExpiresAt')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/avatar_update.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class AvatarUpdate {
   /// Returns a new [AvatarUpdate] instance.
   AvatarUpdate({
-    this.color,
+    this.color = const Optional.absent(),
   });
 
   ///
@@ -22,7 +22,7 @@ class AvatarUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  UserAvatarColor? color;
+  Optional<UserAvatarColor?> color;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is AvatarUpdate &&
@@ -38,10 +38,9 @@ class AvatarUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.color != null) {
+    if (this.color.isPresent) {
-      json[r'color'] = this.color;
+      final value = this.color.value;
-    } else {
+      json[r'color'] = value;
-    //  json[r'color'] = null;
     }
     return json;
   }
@@ -55,7 +54,7 @@ class AvatarUpdate {
       final json = value.cast<String, dynamic>();
 
       return AvatarUpdate(
-        color: UserAvatarColor.fromJson(json[r'color']),
+        color: json.containsKey(r'color') ? Optional.present(UserAvatarColor.fromJson(json[r'color'])) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/bulk_id_response_dto.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class BulkIdResponseDto {
   /// Returns a new [BulkIdResponseDto] instance.
   BulkIdResponseDto({
-    this.error,
+    this.error = const Optional.absent(),
-    this.errorMessage,
+    this.errorMessage = const Optional.absent(),
     required this.id,
     required this.success,
   });
@@ -25,7 +25,7 @@ class BulkIdResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  BulkIdErrorReason? error;
+  Optional<BulkIdErrorReason?> error;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -33,7 +33,7 @@ class BulkIdResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? errorMessage;
+  Optional<String?> errorMessage;
 
   /// ID
   String id;
@@ -61,15 +61,13 @@ class BulkIdResponseDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.error != null) {
+    if (this.error.isPresent) {
-      json[r'error'] = this.error;
+      final value = this.error.value;
-    } else {
+      json[r'error'] = value;
-    //  json[r'error'] = null;
     }
-    if (this.errorMessage != null) {
+    if (this.errorMessage.isPresent) {
-      json[r'errorMessage'] = this.errorMessage;
+      final value = this.errorMessage.value;
-    } else {
+      json[r'errorMessage'] = value;
-    //  json[r'errorMessage'] = null;
     }
       json[r'id'] = this.id;
       json[r'success'] = this.success;
@@ -85,8 +83,8 @@ class BulkIdResponseDto {
       final json = value.cast<String, dynamic>();
 
       return BulkIdResponseDto(
-        error: BulkIdErrorReason.fromJson(json[r'error']),
+        error: json.containsKey(r'error') ? Optional.present(BulkIdErrorReason.fromJson(json[r'error'])) : const Optional.absent(),
-        errorMessage: mapValueOfType<String>(json, r'errorMessage'),
+        errorMessage: json.containsKey(r'errorMessage') ? Optional.present(mapValueOfType<String>(json, r'errorMessage')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
         success: mapValueOfType<bool>(json, r'success')!,
       );

mobile/openapi/lib/model/cast_update.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class CastUpdate {
   /// Returns a new [CastUpdate] instance.
   CastUpdate({
-    this.gCastEnabled,
+    this.gCastEnabled = const Optional.absent(),
   });
 
   /// Whether Google Cast is enabled
@@ -23,7 +23,7 @@ class CastUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? gCastEnabled;
+  Optional<bool?> gCastEnabled;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is CastUpdate &&
@@ -39,10 +39,9 @@ class CastUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.gCastEnabled != null) {
+    if (this.gCastEnabled.isPresent) {
-      json[r'gCastEnabled'] = this.gCastEnabled;
+      final value = this.gCastEnabled.value;
-    } else {
+      json[r'gCastEnabled'] = value;
-    //  json[r'gCastEnabled'] = null;
     }
     return json;
   }
@@ -56,7 +55,7 @@ class CastUpdate {
       final json = value.cast<String, dynamic>();
 
       return CastUpdate(
-        gCastEnabled: mapValueOfType<bool>(json, r'gCastEnabled'),
+        gCastEnabled: json.containsKey(r'gCastEnabled') ? Optional.present(mapValueOfType<bool>(json, r'gCastEnabled')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/change_password_dto.dart

@@ -13,13 +13,13 @@ part of openapi.api;
 class ChangePasswordDto {
   /// Returns a new [ChangePasswordDto] instance.
   ChangePasswordDto({
-    this.invalidateSessions = false,
+    this.invalidateSessions = const Optional.present(false),
     required this.newPassword,
     required this.password,
   });
 
   /// Invalidate all other sessions
-  bool invalidateSessions;
+  Optional<bool?> invalidateSessions;
 
   /// New password (min 8 characters)
   String newPassword;
@@ -45,7 +45,10 @@ class ChangePasswordDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-      json[r'invalidateSessions'] = this.invalidateSessions;
+    if (this.invalidateSessions.isPresent) {
+      final value = this.invalidateSessions.value;
+      json[r'invalidateSessions'] = value;
+    }
       json[r'newPassword'] = this.newPassword;
       json[r'password'] = this.password;
     return json;
@@ -60,7 +63,7 @@ class ChangePasswordDto {
       final json = value.cast<String, dynamic>();
 
       return ChangePasswordDto(
-        invalidateSessions: mapValueOfType<bool>(json, r'invalidateSessions') ?? false,
+        invalidateSessions: json.containsKey(r'invalidateSessions') ? Optional.present(mapValueOfType<bool>(json, r'invalidateSessions')) : const Optional.absent(),
         newPassword: mapValueOfType<String>(json, r'newPassword')!,
         password: mapValueOfType<String>(json, r'password')!,
       );

mobile/openapi/lib/model/create_album_dto.dart

@@ -14,19 +14,19 @@ class CreateAlbumDto {
   /// Returns a new [CreateAlbumDto] instance.
   CreateAlbumDto({
     required this.albumName,
-    this.albumUsers = const [],
+    this.albumUsers = const Optional.present(const []),
-    this.assetIds = const [],
+    this.assetIds = const Optional.present(const []),
-    this.description,
+    this.description = const Optional.absent(),
   });
 
   /// Album name
   String albumName;
 
   /// Album users
-  List<AlbumUserCreateDto> albumUsers;
+  Optional<List<AlbumUserCreateDto>?> albumUsers;
 
   /// Initial asset IDs
-  List<String> assetIds;
+  Optional<List<String>?> assetIds;
 
   /// Album description
   ///
@@ -35,7 +35,7 @@ class CreateAlbumDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? description;
+  Optional<String?> description;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is CreateAlbumDto &&
@@ -58,12 +58,17 @@ class CreateAlbumDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'albumName'] = this.albumName;
-      json[r'albumUsers'] = this.albumUsers;
+    if (this.albumUsers.isPresent) {
-      json[r'assetIds'] = this.assetIds;
+      final value = this.albumUsers.value;
-    if (this.description != null) {
+      json[r'albumUsers'] = value;
-      json[r'description'] = this.description;
+    }
-    } else {
+    if (this.assetIds.isPresent) {
-    //  json[r'description'] = null;
+      final value = this.assetIds.value;
+      json[r'assetIds'] = value;
+    }
+    if (this.description.isPresent) {
+      final value = this.description.value;
+      json[r'description'] = value;
     }
     return json;
   }
@@ -78,11 +83,11 @@ class CreateAlbumDto {
 
       return CreateAlbumDto(
         albumName: mapValueOfType<String>(json, r'albumName')!,
-        albumUsers: AlbumUserCreateDto.listFromJson(json[r'albumUsers']),
+        albumUsers: json.containsKey(r'albumUsers') ? Optional.present(AlbumUserCreateDto.listFromJson(json[r'albumUsers'])) : const Optional.absent(),
-        assetIds: json[r'assetIds'] is Iterable
+        assetIds: json.containsKey(r'assetIds') ? Optional.present(json[r'assetIds'] is Iterable
             ? (json[r'assetIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        description: mapValueOfType<String>(json, r'description'),
+        description: json.containsKey(r'description') ? Optional.present(mapValueOfType<String>(json, r'description')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/create_library_dto.dart

@@ -13,17 +13,17 @@ part of openapi.api;
 class CreateLibraryDto {
   /// Returns a new [CreateLibraryDto] instance.
   CreateLibraryDto({
-    this.exclusionPatterns = const [],
+    this.exclusionPatterns = const Optional.present(const []),
-    this.importPaths = const [],
+    this.importPaths = const Optional.present(const []),
-    this.name,
+    this.name = const Optional.absent(),
     required this.ownerId,
   });
 
   /// Exclusion patterns (max 128)
-  List<String> exclusionPatterns;
+  Optional<List<String>?> exclusionPatterns;
 
   /// Import paths (max 128)
-  List<String> importPaths;
+  Optional<List<String>?> importPaths;
 
   /// Library name
   ///
@@ -32,7 +32,7 @@ class CreateLibraryDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? name;
+  Optional<String?> name;
 
   /// Owner user ID
   String ownerId;
@@ -57,12 +57,17 @@ class CreateLibraryDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-      json[r'exclusionPatterns'] = this.exclusionPatterns;
+    if (this.exclusionPatterns.isPresent) {
-      json[r'importPaths'] = this.importPaths;
+      final value = this.exclusionPatterns.value;
-    if (this.name != null) {
+      json[r'exclusionPatterns'] = value;
-      json[r'name'] = this.name;
+    }
-    } else {
+    if (this.importPaths.isPresent) {
-    //  json[r'name'] = null;
+      final value = this.importPaths.value;
+      json[r'importPaths'] = value;
+    }
+    if (this.name.isPresent) {
+      final value = this.name.value;
+      json[r'name'] = value;
     }
       json[r'ownerId'] = this.ownerId;
     return json;
@@ -77,13 +82,13 @@ class CreateLibraryDto {
       final json = value.cast<String, dynamic>();
 
       return CreateLibraryDto(
-        exclusionPatterns: json[r'exclusionPatterns'] is Iterable
+        exclusionPatterns: json.containsKey(r'exclusionPatterns') ? Optional.present(json[r'exclusionPatterns'] is Iterable
             ? (json[r'exclusionPatterns'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        importPaths: json[r'importPaths'] is Iterable
+        importPaths: json.containsKey(r'importPaths') ? Optional.present(json[r'importPaths'] is Iterable
             ? (json[r'importPaths'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        name: mapValueOfType<String>(json, r'name'),
+        name: json.containsKey(r'name') ? Optional.present(mapValueOfType<String>(json, r'name')) : const Optional.absent(),
         ownerId: mapValueOfType<String>(json, r'ownerId')!,
       );
     }

mobile/openapi/lib/model/download_archive_dto.dart

@@ -14,7 +14,7 @@ class DownloadArchiveDto {
   /// Returns a new [DownloadArchiveDto] instance.
   DownloadArchiveDto({
     this.assetIds = const [],
-    this.edited,
+    this.edited = const Optional.absent(),
   });
 
   /// Asset IDs
@@ -27,7 +27,7 @@ class DownloadArchiveDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? edited;
+  Optional<bool?> edited;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is DownloadArchiveDto &&
@@ -46,10 +46,9 @@ class DownloadArchiveDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'assetIds'] = this.assetIds;
-    if (this.edited != null) {
+    if (this.edited.isPresent) {
-      json[r'edited'] = this.edited;
+      final value = this.edited.value;
-    } else {
+      json[r'edited'] = value;
-    //  json[r'edited'] = null;
     }
     return json;
   }
@@ -66,7 +65,7 @@ class DownloadArchiveDto {
         assetIds: json[r'assetIds'] is Iterable
             ? (json[r'assetIds'] as Iterable).cast<String>().toList(growable: false)
             : const [],
-        edited: mapValueOfType<bool>(json, r'edited'),
+        edited: json.containsKey(r'edited') ? Optional.present(mapValueOfType<bool>(json, r'edited')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/download_info_dto.dart

@@ -13,10 +13,10 @@ part of openapi.api;
 class DownloadInfoDto {
   /// Returns a new [DownloadInfoDto] instance.
   DownloadInfoDto({
-    this.albumId,
+    this.albumId = const Optional.absent(),
-    this.archiveSize,
+    this.archiveSize = const Optional.absent(),
-    this.assetIds = const [],
+    this.assetIds = const Optional.present(const []),
-    this.userId,
+    this.userId = const Optional.absent(),
   });
 
   /// Album ID to download
@@ -26,7 +26,7 @@ class DownloadInfoDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? albumId;
+  Optional<String?> albumId;
 
   /// Archive size limit in bytes
   ///
@@ -38,10 +38,10 @@ class DownloadInfoDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? archiveSize;
+  Optional<int?> archiveSize;
 
   /// Asset IDs to download
-  List<String> assetIds;
+  Optional<List<String>?> assetIds;
 
   /// User ID to download assets from
   ///
@@ -50,7 +50,7 @@ class DownloadInfoDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? userId;
+  Optional<String?> userId;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is DownloadInfoDto &&
@@ -72,21 +72,21 @@ class DownloadInfoDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.albumId != null) {
+    if (this.albumId.isPresent) {
-      json[r'albumId'] = this.albumId;
+      final value = this.albumId.value;
-    } else {
+      json[r'albumId'] = value;
-    //  json[r'albumId'] = null;
     }
-    if (this.archiveSize != null) {
+    if (this.archiveSize.isPresent) {
-      json[r'archiveSize'] = this.archiveSize;
+      final value = this.archiveSize.value;
-    } else {
+      json[r'archiveSize'] = value;
-    //  json[r'archiveSize'] = null;
     }
-      json[r'assetIds'] = this.assetIds;
+    if (this.assetIds.isPresent) {
-    if (this.userId != null) {
+      final value = this.assetIds.value;
-      json[r'userId'] = this.userId;
+      json[r'assetIds'] = value;
-    } else {
+    }
-    //  json[r'userId'] = null;
+    if (this.userId.isPresent) {
+      final value = this.userId.value;
+      json[r'userId'] = value;
     }
     return json;
   }
@@ -100,12 +100,12 @@ class DownloadInfoDto {
       final json = value.cast<String, dynamic>();
 
       return DownloadInfoDto(
-        albumId: mapValueOfType<String>(json, r'albumId'),
+        albumId: json.containsKey(r'albumId') ? Optional.present(mapValueOfType<String>(json, r'albumId')) : const Optional.absent(),
-        archiveSize: mapValueOfType<int>(json, r'archiveSize'),
+        archiveSize: json.containsKey(r'archiveSize') ? Optional.present(json[r'archiveSize'] == null ? null : int.parse('${json[r'archiveSize']}')) : const Optional.absent(),
-        assetIds: json[r'assetIds'] is Iterable
+        assetIds: json.containsKey(r'assetIds') ? Optional.present(json[r'assetIds'] is Iterable
             ? (json[r'assetIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        userId: mapValueOfType<String>(json, r'userId'),
+        userId: json.containsKey(r'userId') ? Optional.present(mapValueOfType<String>(json, r'userId')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/download_update.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class DownloadUpdate {
   /// Returns a new [DownloadUpdate] instance.
   DownloadUpdate({
-    this.archiveSize,
+    this.archiveSize = const Optional.absent(),
-    this.includeEmbeddedVideos,
+    this.includeEmbeddedVideos = const Optional.absent(),
   });
 
   /// Maximum archive size in bytes
@@ -27,7 +27,7 @@ class DownloadUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? archiveSize;
+  Optional<int?> archiveSize;
 
   /// Whether to include embedded videos in downloads
   ///
@@ -36,7 +36,7 @@ class DownloadUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? includeEmbeddedVideos;
+  Optional<bool?> includeEmbeddedVideos;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is DownloadUpdate &&
@@ -54,15 +54,13 @@ class DownloadUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.archiveSize != null) {
+    if (this.archiveSize.isPresent) {
-      json[r'archiveSize'] = this.archiveSize;
+      final value = this.archiveSize.value;
-    } else {
+      json[r'archiveSize'] = value;
-    //  json[r'archiveSize'] = null;
     }
-    if (this.includeEmbeddedVideos != null) {
+    if (this.includeEmbeddedVideos.isPresent) {
-      json[r'includeEmbeddedVideos'] = this.includeEmbeddedVideos;
+      final value = this.includeEmbeddedVideos.value;
-    } else {
+      json[r'includeEmbeddedVideos'] = value;
-    //  json[r'includeEmbeddedVideos'] = null;
     }
     return json;
   }
@@ -76,8 +74,8 @@ class DownloadUpdate {
       final json = value.cast<String, dynamic>();
 
       return DownloadUpdate(
-        archiveSize: mapValueOfType<int>(json, r'archiveSize'),
+        archiveSize: json.containsKey(r'archiveSize') ? Optional.present(json[r'archiveSize'] == null ? null : int.parse('${json[r'archiveSize']}')) : const Optional.absent(),
-        includeEmbeddedVideos: mapValueOfType<bool>(json, r'includeEmbeddedVideos'),
+        includeEmbeddedVideos: json.containsKey(r'includeEmbeddedVideos') ? Optional.present(mapValueOfType<bool>(json, r'includeEmbeddedVideos')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/duplicate_detection_config.dart

@@ -57,7 +57,7 @@ class DuplicateDetectionConfig {
 
       return DuplicateDetectionConfig(
         enabled: mapValueOfType<bool>(json, r'enabled')!,
-        maxDistance: (mapValueOfType<num>(json, r'maxDistance')!).toDouble(),
+        maxDistance: mapValueOfType<double>(json, r'maxDistance')!,
       );
     }
     return null;

mobile/openapi/lib/model/email_notifications_update.dart

@@ -13,9 +13,9 @@ part of openapi.api;
 class EmailNotificationsUpdate {
   /// Returns a new [EmailNotificationsUpdate] instance.
   EmailNotificationsUpdate({
-    this.albumInvite,
+    this.albumInvite = const Optional.absent(),
-    this.albumUpdate,
+    this.albumUpdate = const Optional.absent(),
-    this.enabled,
+    this.enabled = const Optional.absent(),
   });
 
   /// Whether to receive email notifications for album invites
@@ -25,7 +25,7 @@ class EmailNotificationsUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? albumInvite;
+  Optional<bool?> albumInvite;
 
   /// Whether to receive email notifications for album updates
   ///
@@ -34,7 +34,7 @@ class EmailNotificationsUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? albumUpdate;
+  Optional<bool?> albumUpdate;
 
   /// Whether email notifications are enabled
   ///
@@ -43,7 +43,7 @@ class EmailNotificationsUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? enabled;
+  Optional<bool?> enabled;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is EmailNotificationsUpdate &&
@@ -63,20 +63,17 @@ class EmailNotificationsUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.albumInvite != null) {
+    if (this.albumInvite.isPresent) {
-      json[r'albumInvite'] = this.albumInvite;
+      final value = this.albumInvite.value;
-    } else {
+      json[r'albumInvite'] = value;
-    //  json[r'albumInvite'] = null;
     }
-    if (this.albumUpdate != null) {
+    if (this.albumUpdate.isPresent) {
-      json[r'albumUpdate'] = this.albumUpdate;
+      final value = this.albumUpdate.value;
-    } else {
+      json[r'albumUpdate'] = value;
-    //  json[r'albumUpdate'] = null;
     }
-    if (this.enabled != null) {
+    if (this.enabled.isPresent) {
-      json[r'enabled'] = this.enabled;
+      final value = this.enabled.value;
-    } else {
+      json[r'enabled'] = value;
-    //  json[r'enabled'] = null;
     }
     return json;
   }
@@ -90,9 +87,9 @@ class EmailNotificationsUpdate {
       final json = value.cast<String, dynamic>();
 
       return EmailNotificationsUpdate(
-        albumInvite: mapValueOfType<bool>(json, r'albumInvite'),
+        albumInvite: json.containsKey(r'albumInvite') ? Optional.present(mapValueOfType<bool>(json, r'albumInvite')) : const Optional.absent(),
-        albumUpdate: mapValueOfType<bool>(json, r'albumUpdate'),
+        albumUpdate: json.containsKey(r'albumUpdate') ? Optional.present(mapValueOfType<bool>(json, r'albumUpdate')) : const Optional.absent(),
-        enabled: mapValueOfType<bool>(json, r'enabled'),
+        enabled: json.containsKey(r'enabled') ? Optional.present(mapValueOfType<bool>(json, r'enabled')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/exif_response_dto.dart

@@ -13,110 +13,110 @@ part of openapi.api;
 class ExifResponseDto {
   /// Returns a new [ExifResponseDto] instance.
   ExifResponseDto({
-    this.city,
+    this.city = const Optional.absent(),
-    this.country,
+    this.country = const Optional.absent(),
-    this.dateTimeOriginal,
+    this.dateTimeOriginal = const Optional.absent(),
-    this.description,
+    this.description = const Optional.absent(),
-    this.exifImageHeight,
+    this.exifImageHeight = const Optional.absent(),
-    this.exifImageWidth,
+    this.exifImageWidth = const Optional.absent(),
-    this.exposureTime,
+    this.exposureTime = const Optional.absent(),
-    this.fNumber,
+    this.fNumber = const Optional.absent(),
-    this.fileSizeInByte,
+    this.fileSizeInByte = const Optional.absent(),
-    this.focalLength,
+    this.focalLength = const Optional.absent(),
-    this.iso,
+    this.iso = const Optional.absent(),
-    this.latitude,
+    this.latitude = const Optional.absent(),
-    this.lensModel,
+    this.lensModel = const Optional.absent(),
-    this.longitude,
+    this.longitude = const Optional.absent(),
-    this.make,
+    this.make = const Optional.absent(),
-    this.model,
+    this.model = const Optional.absent(),
-    this.modifyDate,
+    this.modifyDate = const Optional.absent(),
-    this.orientation,
+    this.orientation = const Optional.absent(),
-    this.projectionType,
+    this.projectionType = const Optional.absent(),
-    this.rating,
+    this.rating = const Optional.absent(),
-    this.state,
+    this.state = const Optional.absent(),
-    this.timeZone,
+    this.timeZone = const Optional.absent(),
   });
 
   /// City name
-  String? city;
+  Optional<String?> city;
 
   /// Country name
-  String? country;
+  Optional<String?> country;
 
   /// Original date/time
-  DateTime? dateTimeOriginal;
+  Optional<DateTime?> dateTimeOriginal;
 
   /// Image description
-  String? description;
+  Optional<String?> description;
 
   /// Image height in pixels
   ///
   /// Minimum value: 0
   /// Maximum value: 9007199254740991
-  int? exifImageHeight;
+  Optional<int?> exifImageHeight;
 
   /// Image width in pixels
   ///
   /// Minimum value: 0
   /// Maximum value: 9007199254740991
-  int? exifImageWidth;
+  Optional<int?> exifImageWidth;
 
   /// Exposure time
-  String? exposureTime;
+  Optional<String?> exposureTime;
 
   /// F-number (aperture)
-  num? fNumber;
+  Optional<num?> fNumber;
 
   /// File size in bytes
   ///
   /// Minimum value: 0
   /// Maximum value: 9007199254740991
-  int? fileSizeInByte;
+  Optional<int?> fileSizeInByte;
 
   /// Focal length in mm
-  num? focalLength;
+  Optional<num?> focalLength;
 
   /// ISO sensitivity
   ///
   /// Minimum value: -9007199254740991
   /// Maximum value: 9007199254740991
-  int? iso;
+  Optional<int?> iso;
 
   /// GPS latitude
-  num? latitude;
+  Optional<num?> latitude;
 
   /// Lens model
-  String? lensModel;
+  Optional<String?> lensModel;
 
   /// GPS longitude
-  num? longitude;
+  Optional<num?> longitude;
 
   /// Camera make
-  String? make;
+  Optional<String?> make;
 
   /// Camera model
-  String? model;
+  Optional<String?> model;
 
   /// Modification date/time
-  DateTime? modifyDate;
+  Optional<DateTime?> modifyDate;
 
   /// Image orientation
-  String? orientation;
+  Optional<String?> orientation;
 
   /// Projection type
-  String? projectionType;
+  Optional<String?> projectionType;
 
   /// Rating
   ///
   /// Minimum value: -9007199254740991
   /// Maximum value: 9007199254740991
-  int? rating;
+  Optional<int?> rating;
 
   /// State/province name
-  String? state;
+  Optional<String?> state;
 
   /// Time zone
-  String? timeZone;
+  Optional<String?> timeZone;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is ExifResponseDto &&
@@ -174,115 +174,93 @@ class ExifResponseDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.city != null) {
+    if (this.city.isPresent) {
-      json[r'city'] = this.city;
+      final value = this.city.value;
-    } else {
+      json[r'city'] = value;
-    //  json[r'city'] = null;
     }
-    if (this.country != null) {
+    if (this.country.isPresent) {
-      json[r'country'] = this.country;
+      final value = this.country.value;
-    } else {
+      json[r'country'] = value;
-    //  json[r'country'] = null;
     }
-    if (this.dateTimeOriginal != null) {
+    if (this.dateTimeOriginal.isPresent) {
-      json[r'dateTimeOriginal'] = this.dateTimeOriginal!.toUtc().toIso8601String();
+      final value = this.dateTimeOriginal.value;
-    } else {
+      json[r'dateTimeOriginal'] = value == null ? null : value.toUtc().toIso8601String();
-    //  json[r'dateTimeOriginal'] = null;
     }
-    if (this.description != null) {
+    if (this.description.isPresent) {
-      json[r'description'] = this.description;
+      final value = this.description.value;
-    } else {
+      json[r'description'] = value;
-    //  json[r'description'] = null;
     }
-    if (this.exifImageHeight != null) {
+    if (this.exifImageHeight.isPresent) {
-      json[r'exifImageHeight'] = this.exifImageHeight;
+      final value = this.exifImageHeight.value;
-    } else {
+      json[r'exifImageHeight'] = value;
-    //  json[r'exifImageHeight'] = null;
     }
-    if (this.exifImageWidth != null) {
+    if (this.exifImageWidth.isPresent) {
-      json[r'exifImageWidth'] = this.exifImageWidth;
+      final value = this.exifImageWidth.value;
-    } else {
+      json[r'exifImageWidth'] = value;
-    //  json[r'exifImageWidth'] = null;
     }
-    if (this.exposureTime != null) {
+    if (this.exposureTime.isPresent) {
-      json[r'exposureTime'] = this.exposureTime;
+      final value = this.exposureTime.value;
-    } else {
+      json[r'exposureTime'] = value;
-    //  json[r'exposureTime'] = null;
     }
-    if (this.fNumber != null) {
+    if (this.fNumber.isPresent) {
-      json[r'fNumber'] = this.fNumber;
+      final value = this.fNumber.value;
-    } else {
+      json[r'fNumber'] = value;
-    //  json[r'fNumber'] = null;
     }
-    if (this.fileSizeInByte != null) {
+    if (this.fileSizeInByte.isPresent) {
-      json[r'fileSizeInByte'] = this.fileSizeInByte;
+      final value = this.fileSizeInByte.value;
-    } else {
+      json[r'fileSizeInByte'] = value;
-    //  json[r'fileSizeInByte'] = null;
     }
-    if (this.focalLength != null) {
+    if (this.focalLength.isPresent) {
-      json[r'focalLength'] = this.focalLength;
+      final value = this.focalLength.value;
-    } else {
+      json[r'focalLength'] = value;
-    //  json[r'focalLength'] = null;
     }
-    if (this.iso != null) {
+    if (this.iso.isPresent) {
-      json[r'iso'] = this.iso;
+      final value = this.iso.value;
-    } else {
+      json[r'iso'] = value;
-    //  json[r'iso'] = null;
     }
-    if (this.latitude != null) {
+    if (this.latitude.isPresent) {
-      json[r'latitude'] = this.latitude;
+      final value = this.latitude.value;
-    } else {
+      json[r'latitude'] = value;
-    //  json[r'latitude'] = null;
     }
-    if (this.lensModel != null) {
+    if (this.lensModel.isPresent) {
-      json[r'lensModel'] = this.lensModel;
+      final value = this.lensModel.value;
-    } else {
+      json[r'lensModel'] = value;
-    //  json[r'lensModel'] = null;
     }
-    if (this.longitude != null) {
+    if (this.longitude.isPresent) {
-      json[r'longitude'] = this.longitude;
+      final value = this.longitude.value;
-    } else {
+      json[r'longitude'] = value;
-    //  json[r'longitude'] = null;
     }
-    if (this.make != null) {
+    if (this.make.isPresent) {
-      json[r'make'] = this.make;
+      final value = this.make.value;
-    } else {
+      json[r'make'] = value;
-    //  json[r'make'] = null;
     }
-    if (this.model != null) {
+    if (this.model.isPresent) {
-      json[r'model'] = this.model;
+      final value = this.model.value;
-    } else {
+      json[r'model'] = value;
-    //  json[r'model'] = null;
     }
-    if (this.modifyDate != null) {
+    if (this.modifyDate.isPresent) {
-      json[r'modifyDate'] = this.modifyDate!.toUtc().toIso8601String();
+      final value = this.modifyDate.value;
-    } else {
+      json[r'modifyDate'] = value == null ? null : value.toUtc().toIso8601String();
-    //  json[r'modifyDate'] = null;
     }
-    if (this.orientation != null) {
+    if (this.orientation.isPresent) {
-      json[r'orientation'] = this.orientation;
+      final value = this.orientation.value;
-    } else {
+      json[r'orientation'] = value;
-    //  json[r'orientation'] = null;
     }
-    if (this.projectionType != null) {
+    if (this.projectionType.isPresent) {
-      json[r'projectionType'] = this.projectionType;
+      final value = this.projectionType.value;
-    } else {
+      json[r'projectionType'] = value;
-    //  json[r'projectionType'] = null;
     }
-    if (this.rating != null) {
+    if (this.rating.isPresent) {
-      json[r'rating'] = this.rating;
+      final value = this.rating.value;
-    } else {
+      json[r'rating'] = value;
-    //  json[r'rating'] = null;
     }
-    if (this.state != null) {
+    if (this.state.isPresent) {
-      json[r'state'] = this.state;
+      final value = this.state.value;
-    } else {
+      json[r'state'] = value;
-    //  json[r'state'] = null;
     }
-    if (this.timeZone != null) {
+    if (this.timeZone.isPresent) {
-      json[r'timeZone'] = this.timeZone;
+      final value = this.timeZone.value;
-    } else {
+      json[r'timeZone'] = value;
-    //  json[r'timeZone'] = null;
     }
     return json;
   }
@@ -296,36 +274,28 @@ class ExifResponseDto {
       final json = value.cast<String, dynamic>();
 
       return ExifResponseDto(
-        city: mapValueOfType<String>(json, r'city'),
+        city: json.containsKey(r'city') ? Optional.present(mapValueOfType<String>(json, r'city')) : const Optional.absent(),
-        country: mapValueOfType<String>(json, r'country'),
+        country: json.containsKey(r'country') ? Optional.present(mapValueOfType<String>(json, r'country')) : const Optional.absent(),
-        dateTimeOriginal: mapDateTime(json, r'dateTimeOriginal', r''),
+        dateTimeOriginal: json.containsKey(r'dateTimeOriginal') ? Optional.present(mapDateTime(json, r'dateTimeOriginal', r'')) : const Optional.absent(),
-        description: mapValueOfType<String>(json, r'description'),
+        description: json.containsKey(r'description') ? Optional.present(mapValueOfType<String>(json, r'description')) : const Optional.absent(),
-        exifImageHeight: mapValueOfType<int>(json, r'exifImageHeight'),
+        exifImageHeight: json.containsKey(r'exifImageHeight') ? Optional.present(json[r'exifImageHeight'] == null ? null : int.parse('${json[r'exifImageHeight']}')) : const Optional.absent(),
-        exifImageWidth: mapValueOfType<int>(json, r'exifImageWidth'),
+        exifImageWidth: json.containsKey(r'exifImageWidth') ? Optional.present(json[r'exifImageWidth'] == null ? null : int.parse('${json[r'exifImageWidth']}')) : const Optional.absent(),
-        exposureTime: mapValueOfType<String>(json, r'exposureTime'),
+        exposureTime: json.containsKey(r'exposureTime') ? Optional.present(mapValueOfType<String>(json, r'exposureTime')) : const Optional.absent(),
-        fNumber: json[r'fNumber'] == null
+        fNumber: json.containsKey(r'fNumber') ? Optional.present(json[r'fNumber'] == null ? null : num.parse('${json[r'fNumber']}')) : const Optional.absent(),
-            ? null
+        fileSizeInByte: json.containsKey(r'fileSizeInByte') ? Optional.present(json[r'fileSizeInByte'] == null ? null : int.parse('${json[r'fileSizeInByte']}')) : const Optional.absent(),
-            : num.parse('${json[r'fNumber']}'),
+        focalLength: json.containsKey(r'focalLength') ? Optional.present(json[r'focalLength'] == null ? null : num.parse('${json[r'focalLength']}')) : const Optional.absent(),
-        fileSizeInByte: mapValueOfType<int>(json, r'fileSizeInByte'),
+        iso: json.containsKey(r'iso') ? Optional.present(json[r'iso'] == null ? null : int.parse('${json[r'iso']}')) : const Optional.absent(),
-        focalLength: json[r'focalLength'] == null
+        latitude: json.containsKey(r'latitude') ? Optional.present(json[r'latitude'] == null ? null : num.parse('${json[r'latitude']}')) : const Optional.absent(),
-            ? null
+        lensModel: json.containsKey(r'lensModel') ? Optional.present(mapValueOfType<String>(json, r'lensModel')) : const Optional.absent(),
-            : num.parse('${json[r'focalLength']}'),
+        longitude: json.containsKey(r'longitude') ? Optional.present(json[r'longitude'] == null ? null : num.parse('${json[r'longitude']}')) : const Optional.absent(),
-        iso: mapValueOfType<int>(json, r'iso'),
+        make: json.containsKey(r'make') ? Optional.present(mapValueOfType<String>(json, r'make')) : const Optional.absent(),
-        latitude: json[r'latitude'] == null
+        model: json.containsKey(r'model') ? Optional.present(mapValueOfType<String>(json, r'model')) : const Optional.absent(),
-            ? null
+        modifyDate: json.containsKey(r'modifyDate') ? Optional.present(mapDateTime(json, r'modifyDate', r'')) : const Optional.absent(),
-            : num.parse('${json[r'latitude']}'),
+        orientation: json.containsKey(r'orientation') ? Optional.present(mapValueOfType<String>(json, r'orientation')) : const Optional.absent(),
-        lensModel: mapValueOfType<String>(json, r'lensModel'),
+        projectionType: json.containsKey(r'projectionType') ? Optional.present(mapValueOfType<String>(json, r'projectionType')) : const Optional.absent(),
-        longitude: json[r'longitude'] == null
+        rating: json.containsKey(r'rating') ? Optional.present(json[r'rating'] == null ? null : int.parse('${json[r'rating']}')) : const Optional.absent(),
-            ? null
+        state: json.containsKey(r'state') ? Optional.present(mapValueOfType<String>(json, r'state')) : const Optional.absent(),
-            : num.parse('${json[r'longitude']}'),
+        timeZone: json.containsKey(r'timeZone') ? Optional.present(mapValueOfType<String>(json, r'timeZone')) : const Optional.absent(),
-        make: mapValueOfType<String>(json, r'make'),
-        model: mapValueOfType<String>(json, r'model'),
-        modifyDate: mapDateTime(json, r'modifyDate', r''),
-        orientation: mapValueOfType<String>(json, r'orientation'),
-        projectionType: mapValueOfType<String>(json, r'projectionType'),
-        rating: mapValueOfType<int>(json, r'rating'),
-        state: mapValueOfType<String>(json, r'state'),
-        timeZone: mapValueOfType<String>(json, r'timeZone'),
       );
     }
     return null;

mobile/openapi/lib/model/facial_recognition_config.dart

@@ -84,9 +84,9 @@ class FacialRecognitionConfig {
 
       return FacialRecognitionConfig(
         enabled: mapValueOfType<bool>(json, r'enabled')!,
-        maxDistance: (mapValueOfType<num>(json, r'maxDistance')!).toDouble(),
+        maxDistance: mapValueOfType<double>(json, r'maxDistance')!,
         minFaces: mapValueOfType<int>(json, r'minFaces')!,
-        minScore: (mapValueOfType<num>(json, r'minScore')!).toDouble(),
+        minScore: mapValueOfType<double>(json, r'minScore')!,
         modelName: mapValueOfType<String>(json, r'modelName')!,
       );
     }

mobile/openapi/lib/model/folders_update.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class FoldersUpdate {
   /// Returns a new [FoldersUpdate] instance.
   FoldersUpdate({
-    this.enabled,
+    this.enabled = const Optional.absent(),
-    this.sidebarWeb,
+    this.sidebarWeb = const Optional.absent(),
   });
 
   /// Whether folders are enabled
@@ -24,7 +24,7 @@ class FoldersUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? enabled;
+  Optional<bool?> enabled;
 
   /// Whether folders appear in web sidebar
   ///
@@ -33,7 +33,7 @@ class FoldersUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? sidebarWeb;
+  Optional<bool?> sidebarWeb;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is FoldersUpdate &&
@@ -51,15 +51,13 @@ class FoldersUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.enabled != null) {
+    if (this.enabled.isPresent) {
-      json[r'enabled'] = this.enabled;
+      final value = this.enabled.value;
-    } else {
+      json[r'enabled'] = value;
-    //  json[r'enabled'] = null;
     }
-    if (this.sidebarWeb != null) {
+    if (this.sidebarWeb.isPresent) {
-      json[r'sidebarWeb'] = this.sidebarWeb;
+      final value = this.sidebarWeb.value;
-    } else {
+      json[r'sidebarWeb'] = value;
-    //  json[r'sidebarWeb'] = null;
     }
     return json;
   }
@@ -73,8 +71,8 @@ class FoldersUpdate {
       final json = value.cast<String, dynamic>();
 
       return FoldersUpdate(
-        enabled: mapValueOfType<bool>(json, r'enabled'),
+        enabled: json.containsKey(r'enabled') ? Optional.present(mapValueOfType<bool>(json, r'enabled')) : const Optional.absent(),
-        sidebarWeb: mapValueOfType<bool>(json, r'sidebarWeb'),
+        sidebarWeb: json.containsKey(r'sidebarWeb') ? Optional.present(mapValueOfType<bool>(json, r'sidebarWeb')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/library_response_dto.dart

@@ -98,7 +98,7 @@ class LibraryResponseDto {
         ? this.refreshedAt!.millisecondsSinceEpoch
         : this.refreshedAt!.toUtc().toIso8601String();
     } else {
-    //  json[r'refreshedAt'] = null;
+      json[r'refreshedAt'] = null;
     }
       json[r'updatedAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
         ? this.updatedAt.millisecondsSinceEpoch

mobile/openapi/lib/model/maintenance_login_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class MaintenanceLoginDto {
   /// Returns a new [MaintenanceLoginDto] instance.
   MaintenanceLoginDto({
-    this.token,
+    this.token = const Optional.absent(),
   });
 
   /// Maintenance token
@@ -23,7 +23,7 @@ class MaintenanceLoginDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? token;
+  Optional<String?> token;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is MaintenanceLoginDto &&
@@ -39,10 +39,9 @@ class MaintenanceLoginDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.token != null) {
+    if (this.token.isPresent) {
-      json[r'token'] = this.token;
+      final value = this.token.value;
-    } else {
+      json[r'token'] = value;
-    //  json[r'token'] = null;
     }
     return json;
   }
@@ -56,7 +55,7 @@ class MaintenanceLoginDto {
       final json = value.cast<String, dynamic>();
 
       return MaintenanceLoginDto(
-        token: mapValueOfType<String>(json, r'token'),
+        token: json.containsKey(r'token') ? Optional.present(mapValueOfType<String>(json, r'token')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/maintenance_status_response_dto.dart

@@ -15,9 +15,9 @@ class MaintenanceStatusResponseDto {
   MaintenanceStatusResponseDto({
     required this.action,
     required this.active,
-    this.error,
+    this.error = const Optional.absent(),
-    this.progress,
+    this.progress = const Optional.absent(),
-    this.task,
+    this.task = const Optional.absent(),
   });
 
   MaintenanceAction action;
@@ -30,7 +30,7 @@ class MaintenanceStatusResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? error;
+  Optional<String?> error;
 
   /// Minimum value: -9007199254740991
   /// Maximum value: 9007199254740991
@@ -40,7 +40,7 @@ class MaintenanceStatusResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? progress;
+  Optional<int?> progress;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -48,7 +48,7 @@ class MaintenanceStatusResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? task;
+  Optional<String?> task;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is MaintenanceStatusResponseDto &&
@@ -74,20 +74,17 @@ class MaintenanceStatusResponseDto {
     final json = <String, dynamic>{};
       json[r'action'] = this.action;
       json[r'active'] = this.active;
-    if (this.error != null) {
+    if (this.error.isPresent) {
-      json[r'error'] = this.error;
+      final value = this.error.value;
-    } else {
+      json[r'error'] = value;
-    //  json[r'error'] = null;
     }
-    if (this.progress != null) {
+    if (this.progress.isPresent) {
-      json[r'progress'] = this.progress;
+      final value = this.progress.value;
-    } else {
+      json[r'progress'] = value;
-    //  json[r'progress'] = null;
     }
-    if (this.task != null) {
+    if (this.task.isPresent) {
-      json[r'task'] = this.task;
+      final value = this.task.value;
-    } else {
+      json[r'task'] = value;
-    //  json[r'task'] = null;
     }
     return json;
   }
@@ -103,9 +100,9 @@ class MaintenanceStatusResponseDto {
       return MaintenanceStatusResponseDto(
         action: MaintenanceAction.fromJson(json[r'action'])!,
         active: mapValueOfType<bool>(json, r'active')!,
-        error: mapValueOfType<String>(json, r'error'),
+        error: json.containsKey(r'error') ? Optional.present(mapValueOfType<String>(json, r'error')) : const Optional.absent(),
-        progress: mapValueOfType<int>(json, r'progress'),
+        progress: json.containsKey(r'progress') ? Optional.present(json[r'progress'] == null ? null : int.parse('${json[r'progress']}')) : const Optional.absent(),
-        task: mapValueOfType<String>(json, r'task'),
+        task: json.containsKey(r'task') ? Optional.present(mapValueOfType<String>(json, r'task')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/map_marker_response_dto.dart

@@ -66,12 +66,12 @@ class MapMarkerResponseDto {
     if (this.city != null) {
       json[r'city'] = this.city;
     } else {
-    //  json[r'city'] = null;
+      json[r'city'] = null;
     }
     if (this.country != null) {
       json[r'country'] = this.country;
     } else {
-    //  json[r'country'] = null;
+      json[r'country'] = null;
     }
       json[r'id'] = this.id;
       json[r'lat'] = this.lat;
@@ -79,7 +79,7 @@ class MapMarkerResponseDto {
     if (this.state != null) {
       json[r'state'] = this.state;
     } else {
-    //  json[r'state'] = null;
+      json[r'state'] = null;
     }
     return json;
   }
@@ -96,8 +96,8 @@ class MapMarkerResponseDto {
         city: mapValueOfType<String>(json, r'city'),
         country: mapValueOfType<String>(json, r'country'),
         id: mapValueOfType<String>(json, r'id')!,
-        lat: (mapValueOfType<num>(json, r'lat')!).toDouble(),
+        lat: mapValueOfType<double>(json, r'lat')!,
-        lon: (mapValueOfType<num>(json, r'lon')!).toDouble(),
+        lon: mapValueOfType<double>(json, r'lon')!,
         state: mapValueOfType<String>(json, r'state'),
       );
     }

mobile/openapi/lib/model/map_reverse_geocode_response_dto.dart

@@ -48,17 +48,17 @@ class MapReverseGeocodeResponseDto {
     if (this.city != null) {
       json[r'city'] = this.city;
     } else {
-    //  json[r'city'] = null;
+      json[r'city'] = null;
     }
     if (this.country != null) {
       json[r'country'] = this.country;
     } else {
-    //  json[r'country'] = null;
+      json[r'country'] = null;
     }
     if (this.state != null) {
       json[r'state'] = this.state;
     } else {
-    //  json[r'state'] = null;
+      json[r'state'] = null;
     }
     return json;
   }

mobile/openapi/lib/model/memories_update.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class MemoriesUpdate {
   /// Returns a new [MemoriesUpdate] instance.
   MemoriesUpdate({
-    this.duration,
+    this.duration = const Optional.absent(),
-    this.enabled,
+    this.enabled = const Optional.absent(),
   });
 
   /// Memory duration in seconds
@@ -27,7 +27,7 @@ class MemoriesUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? duration;
+  Optional<int?> duration;
 
   /// Whether memories are enabled
   ///
@@ -36,7 +36,7 @@ class MemoriesUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? enabled;
+  Optional<bool?> enabled;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is MemoriesUpdate &&
@@ -54,15 +54,13 @@ class MemoriesUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.duration != null) {
+    if (this.duration.isPresent) {
-      json[r'duration'] = this.duration;
+      final value = this.duration.value;
-    } else {
+      json[r'duration'] = value;
-    //  json[r'duration'] = null;
     }
-    if (this.enabled != null) {
+    if (this.enabled.isPresent) {
-      json[r'enabled'] = this.enabled;
+      final value = this.enabled.value;
-    } else {
+      json[r'enabled'] = value;
-    //  json[r'enabled'] = null;
     }
     return json;
   }
@@ -76,8 +74,8 @@ class MemoriesUpdate {
       final json = value.cast<String, dynamic>();
 
       return MemoriesUpdate(
-        duration: mapValueOfType<int>(json, r'duration'),
+        duration: json.containsKey(r'duration') ? Optional.present(json[r'duration'] == null ? null : int.parse('${json[r'duration']}')) : const Optional.absent(),
-        enabled: mapValueOfType<bool>(json, r'enabled'),
+        enabled: json.containsKey(r'enabled') ? Optional.present(mapValueOfType<bool>(json, r'enabled')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/memory_create_dto.dart

@@ -13,18 +13,18 @@ part of openapi.api;
 class MemoryCreateDto {
   /// Returns a new [MemoryCreateDto] instance.
   MemoryCreateDto({
-    this.assetIds = const [],
+    this.assetIds = const Optional.present(const []),
     required this.data,
-    this.hideAt,
+    this.hideAt = const Optional.absent(),
-    this.isSaved,
+    this.isSaved = const Optional.absent(),
     required this.memoryAt,
-    this.seenAt,
+    this.seenAt = const Optional.absent(),
-    this.showAt,
+    this.showAt = const Optional.absent(),
     required this.type,
   });
 
   /// Asset IDs to associate with memory
-  List<String> assetIds;
+  Optional<List<String>?> assetIds;
 
   OnThisDayDto data;
 
@@ -35,7 +35,7 @@ class MemoryCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? hideAt;
+  Optional<DateTime?> hideAt;
 
   /// Is memory saved
   ///
@@ -44,7 +44,7 @@ class MemoryCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isSaved;
+  Optional<bool?> isSaved;
 
   /// Memory date
   DateTime memoryAt;
@@ -56,7 +56,7 @@ class MemoryCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? seenAt;
+  Optional<DateTime?> seenAt;
 
   /// Date when memory should be shown
   ///
@@ -65,7 +65,7 @@ class MemoryCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? showAt;
+  Optional<DateTime?> showAt;
 
   MemoryType type;
 
@@ -97,36 +97,35 @@ class MemoryCreateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-      json[r'assetIds'] = this.assetIds;
+    if (this.assetIds.isPresent) {
-      json[r'data'] = this.data;
+      final value = this.assetIds.value;
-    if (this.hideAt != null) {
+      json[r'assetIds'] = value;
-      json[r'hideAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        ? this.hideAt!.millisecondsSinceEpoch
-        : this.hideAt!.toUtc().toIso8601String();
-    } else {
-    //  json[r'hideAt'] = null;
     }
-    if (this.isSaved != null) {
+      json[r'data'] = this.data;
-      json[r'isSaved'] = this.isSaved;
+    if (this.hideAt.isPresent) {
-    } else {
+      final value = this.hideAt.value;
-    //  json[r'isSaved'] = null;
+      json[r'hideAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
+    }
+    if (this.isSaved.isPresent) {
+      final value = this.isSaved.value;
+      json[r'isSaved'] = value;
     }
       json[r'memoryAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
         ? this.memoryAt.millisecondsSinceEpoch
         : this.memoryAt.toUtc().toIso8601String();
-    if (this.seenAt != null) {
+    if (this.seenAt.isPresent) {
-      json[r'seenAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.seenAt.value;
-        ? this.seenAt!.millisecondsSinceEpoch
+      json[r'seenAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.seenAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'seenAt'] = null;
     }
-    if (this.showAt != null) {
+    if (this.showAt.isPresent) {
-      json[r'showAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.showAt.value;
-        ? this.showAt!.millisecondsSinceEpoch
+      json[r'showAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.showAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'showAt'] = null;
     }
       json[r'type'] = this.type;
     return json;
@@ -141,15 +140,15 @@ class MemoryCreateDto {
       final json = value.cast<String, dynamic>();
 
       return MemoryCreateDto(
-        assetIds: json[r'assetIds'] is Iterable
+        assetIds: json.containsKey(r'assetIds') ? Optional.present(json[r'assetIds'] is Iterable
             ? (json[r'assetIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
         data: OnThisDayDto.fromJson(json[r'data'])!,
-        hideAt: mapDateTime(json, r'hideAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        hideAt: json.containsKey(r'hideAt') ? Optional.present(mapDateTime(json, r'hideAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        isSaved: mapValueOfType<bool>(json, r'isSaved'),
+        isSaved: json.containsKey(r'isSaved') ? Optional.present(mapValueOfType<bool>(json, r'isSaved')) : const Optional.absent(),
         memoryAt: mapDateTime(json, r'memoryAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')!,
-        seenAt: mapDateTime(json, r'seenAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        seenAt: json.containsKey(r'seenAt') ? Optional.present(mapDateTime(json, r'seenAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        showAt: mapDateTime(json, r'showAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        showAt: json.containsKey(r'showAt') ? Optional.present(mapDateTime(json, r'showAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
         type: MemoryType.fromJson(json[r'type'])!,
       );
     }

mobile/openapi/lib/model/memory_response_dto.dart

@@ -16,14 +16,14 @@ class MemoryResponseDto {
     this.assets = const [],
     required this.createdAt,
     required this.data,
-    this.deletedAt,
+    this.deletedAt = const Optional.absent(),
-    this.hideAt,
+    this.hideAt = const Optional.absent(),
     required this.id,
     required this.isSaved,
     required this.memoryAt,
     required this.ownerId,
-    this.seenAt,
+    this.seenAt = const Optional.absent(),
-    this.showAt,
+    this.showAt = const Optional.absent(),
     required this.type,
     required this.updatedAt,
   });
@@ -42,7 +42,7 @@ class MemoryResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? deletedAt;
+  Optional<DateTime?> deletedAt;
 
   /// Date when memory should be hidden
   ///
@@ -51,7 +51,7 @@ class MemoryResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? hideAt;
+  Optional<DateTime?> hideAt;
 
   /// Memory ID
   String id;
@@ -72,7 +72,7 @@ class MemoryResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? seenAt;
+  Optional<DateTime?> seenAt;
 
   /// Date when memory should be shown
   ///
@@ -81,7 +81,7 @@ class MemoryResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? showAt;
+  Optional<DateTime?> showAt;
 
   MemoryType type;
 
@@ -131,19 +131,17 @@ class MemoryResponseDto {
         ? this.createdAt.millisecondsSinceEpoch
         : this.createdAt.toUtc().toIso8601String();
       json[r'data'] = this.data;
-    if (this.deletedAt != null) {
+    if (this.deletedAt.isPresent) {
-      json[r'deletedAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.deletedAt.value;
-        ? this.deletedAt!.millisecondsSinceEpoch
+      json[r'deletedAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.deletedAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'deletedAt'] = null;
     }
-    if (this.hideAt != null) {
+    if (this.hideAt.isPresent) {
-      json[r'hideAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.hideAt.value;
-        ? this.hideAt!.millisecondsSinceEpoch
+      json[r'hideAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.hideAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'hideAt'] = null;
     }
       json[r'id'] = this.id;
       json[r'isSaved'] = this.isSaved;
@@ -151,19 +149,17 @@ class MemoryResponseDto {
         ? this.memoryAt.millisecondsSinceEpoch
         : this.memoryAt.toUtc().toIso8601String();
       json[r'ownerId'] = this.ownerId;
-    if (this.seenAt != null) {
+    if (this.seenAt.isPresent) {
-      json[r'seenAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.seenAt.value;
-        ? this.seenAt!.millisecondsSinceEpoch
+      json[r'seenAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.seenAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'seenAt'] = null;
     }
-    if (this.showAt != null) {
+    if (this.showAt.isPresent) {
-      json[r'showAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.showAt.value;
-        ? this.showAt!.millisecondsSinceEpoch
+      json[r'showAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.showAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'showAt'] = null;
     }
       json[r'type'] = this.type;
       json[r'updatedAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
@@ -184,14 +180,14 @@ class MemoryResponseDto {
         assets: AssetResponseDto.listFromJson(json[r'assets']),
         createdAt: mapDateTime(json, r'createdAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')!,
         data: OnThisDayDto.fromJson(json[r'data'])!,
-        deletedAt: mapDateTime(json, r'deletedAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        deletedAt: json.containsKey(r'deletedAt') ? Optional.present(mapDateTime(json, r'deletedAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        hideAt: mapDateTime(json, r'hideAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        hideAt: json.containsKey(r'hideAt') ? Optional.present(mapDateTime(json, r'hideAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
         isSaved: mapValueOfType<bool>(json, r'isSaved')!,
         memoryAt: mapDateTime(json, r'memoryAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')!,
         ownerId: mapValueOfType<String>(json, r'ownerId')!,
-        seenAt: mapDateTime(json, r'seenAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        seenAt: json.containsKey(r'seenAt') ? Optional.present(mapDateTime(json, r'seenAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        showAt: mapDateTime(json, r'showAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        showAt: json.containsKey(r'showAt') ? Optional.present(mapDateTime(json, r'showAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
         type: MemoryType.fromJson(json[r'type'])!,
         updatedAt: mapDateTime(json, r'updatedAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')!,
       );

mobile/openapi/lib/model/memory_update_dto.dart

@@ -13,9 +13,9 @@ part of openapi.api;
 class MemoryUpdateDto {
   /// Returns a new [MemoryUpdateDto] instance.
   MemoryUpdateDto({
-    this.isSaved,
+    this.isSaved = const Optional.absent(),
-    this.memoryAt,
+    this.memoryAt = const Optional.absent(),
-    this.seenAt,
+    this.seenAt = const Optional.absent(),
   });
 
   /// Is memory saved
@@ -25,7 +25,7 @@ class MemoryUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isSaved;
+  Optional<bool?> isSaved;
 
   /// Memory date
   ///
@@ -34,7 +34,7 @@ class MemoryUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? memoryAt;
+  Optional<DateTime?> memoryAt;
 
   /// Date when memory was seen
   ///
@@ -43,7 +43,7 @@ class MemoryUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? seenAt;
+  Optional<DateTime?> seenAt;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is MemoryUpdateDto &&
@@ -63,24 +63,21 @@ class MemoryUpdateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.isSaved != null) {
+    if (this.isSaved.isPresent) {
-      json[r'isSaved'] = this.isSaved;
+      final value = this.isSaved.value;
-    } else {
+      json[r'isSaved'] = value;
-    //  json[r'isSaved'] = null;
     }
-    if (this.memoryAt != null) {
+    if (this.memoryAt.isPresent) {
-      json[r'memoryAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.memoryAt.value;
-        ? this.memoryAt!.millisecondsSinceEpoch
+      json[r'memoryAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.memoryAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'memoryAt'] = null;
     }
-    if (this.seenAt != null) {
+    if (this.seenAt.isPresent) {
-      json[r'seenAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.seenAt.value;
-        ? this.seenAt!.millisecondsSinceEpoch
+      json[r'seenAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.seenAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'seenAt'] = null;
     }
     return json;
   }
@@ -94,9 +91,9 @@ class MemoryUpdateDto {
       final json = value.cast<String, dynamic>();
 
       return MemoryUpdateDto(
-        isSaved: mapValueOfType<bool>(json, r'isSaved'),
+        isSaved: json.containsKey(r'isSaved') ? Optional.present(mapValueOfType<bool>(json, r'isSaved')) : const Optional.absent(),
-        memoryAt: mapDateTime(json, r'memoryAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        memoryAt: json.containsKey(r'memoryAt') ? Optional.present(mapDateTime(json, r'memoryAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        seenAt: mapDateTime(json, r'seenAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        seenAt: json.containsKey(r'seenAt') ? Optional.present(mapDateTime(json, r'seenAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/metadata_search_dto.dart

@@ -13,52 +13,52 @@ part of openapi.api;
 class MetadataSearchDto {
   /// Returns a new [MetadataSearchDto] instance.
   MetadataSearchDto({
-    this.albumIds = const [],
+    this.albumIds = const Optional.present(const []),
-    this.checksum,
+    this.checksum = const Optional.absent(),
-    this.city,
+    this.city = const Optional.absent(),
-    this.country,
+    this.country = const Optional.absent(),
-    this.createdAfter,
+    this.createdAfter = const Optional.absent(),
-    this.createdBefore,
+    this.createdBefore = const Optional.absent(),
-    this.description,
+    this.description = const Optional.absent(),
-    this.encodedVideoPath,
+    this.encodedVideoPath = const Optional.absent(),
-    this.id,
+    this.id = const Optional.absent(),
-    this.isEncoded,
+    this.isEncoded = const Optional.absent(),
-    this.isFavorite,
+    this.isFavorite = const Optional.absent(),
-    this.isMotion,
+    this.isMotion = const Optional.absent(),
-    this.isNotInAlbum,
+    this.isNotInAlbum = const Optional.absent(),
-    this.isOffline,
+    this.isOffline = const Optional.absent(),
-    this.lensModel,
+    this.lensModel = const Optional.absent(),
-    this.libraryId,
+    this.libraryId = const Optional.absent(),
-    this.make,
+    this.make = const Optional.absent(),
-    this.model,
+    this.model = const Optional.absent(),
-    this.ocr,
+    this.ocr = const Optional.absent(),
-    this.order,
+    this.order = const Optional.absent(),
-    this.originalFileName,
+    this.originalFileName = const Optional.absent(),
-    this.originalPath,
+    this.originalPath = const Optional.absent(),
-    this.page,
+    this.page = const Optional.absent(),
-    this.personIds = const [],
+    this.personIds = const Optional.present(const []),
-    this.previewPath,
+    this.previewPath = const Optional.absent(),
-    this.rating,
+    this.rating = const Optional.absent(),
-    this.size,
+    this.size = const Optional.absent(),
-    this.state,
+    this.state = const Optional.absent(),
-    this.tagIds = const [],
+    this.tagIds = const Optional.present(const []),
-    this.takenAfter,
+    this.takenAfter = const Optional.absent(),
-    this.takenBefore,
+    this.takenBefore = const Optional.absent(),
-    this.thumbnailPath,
+    this.thumbnailPath = const Optional.absent(),
-    this.trashedAfter,
+    this.trashedAfter = const Optional.absent(),
-    this.trashedBefore,
+    this.trashedBefore = const Optional.absent(),
-    this.type,
+    this.type = const Optional.absent(),
-    this.updatedAfter,
+    this.updatedAfter = const Optional.absent(),
-    this.updatedBefore,
+    this.updatedBefore = const Optional.absent(),
-    this.visibility,
+    this.visibility = const Optional.absent(),
-    this.withDeleted,
+    this.withDeleted = const Optional.absent(),
-    this.withExif,
+    this.withExif = const Optional.absent(),
-    this.withPeople,
+    this.withPeople = const Optional.absent(),
-    this.withStacked,
+    this.withStacked = const Optional.absent(),
   });
 
   /// Filter by album IDs
-  List<String> albumIds;
+  Optional<List<String>?> albumIds;
 
   /// Filter by file checksum
   ///
@@ -67,13 +67,13 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? checksum;
+  Optional<String?> checksum;
 
   /// Filter by city name
-  String? city;
+  Optional<String?> city;
 
   /// Filter by country name
-  String? country;
+  Optional<String?> country;
 
   /// Filter by creation date (after)
   ///
@@ -82,7 +82,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? createdAfter;
+  Optional<DateTime?> createdAfter;
 
   /// Filter by creation date (before)
   ///
@@ -91,7 +91,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? createdBefore;
+  Optional<DateTime?> createdBefore;
 
   /// Filter by description text
   ///
@@ -100,7 +100,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? description;
+  Optional<String?> description;
 
   /// Filter by encoded video file path
   ///
@@ -109,7 +109,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? encodedVideoPath;
+  Optional<String?> encodedVideoPath;
 
   /// Filter by asset ID
   ///
@@ -118,7 +118,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? id;
+  Optional<String?> id;
 
   /// Filter by encoded status
   ///
@@ -127,7 +127,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isEncoded;
+  Optional<bool?> isEncoded;
 
   /// Filter by favorite status
   ///
@@ -136,7 +136,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isFavorite;
+  Optional<bool?> isFavorite;
 
   /// Filter by motion photo status
   ///
@@ -145,7 +145,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isMotion;
+  Optional<bool?> isMotion;
 
   /// Filter assets not in any album
   ///
@@ -154,7 +154,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isNotInAlbum;
+  Optional<bool?> isNotInAlbum;
 
   /// Filter by offline status
   ///
@@ -163,19 +163,19 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isOffline;
+  Optional<bool?> isOffline;
 
   /// Filter by lens model
-  String? lensModel;
+  Optional<String?> lensModel;
 
   /// Library ID to filter by
-  String? libraryId;
+  Optional<String?> libraryId;
 
   /// Filter by camera make
-  String? make;
+  Optional<String?> make;
 
   /// Filter by camera model
-  String? model;
+  Optional<String?> model;
 
   /// Filter by OCR text content
   ///
@@ -184,7 +184,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? ocr;
+  Optional<String?> ocr;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -192,7 +192,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetOrder? order;
+  Optional<AssetOrder?> order;
 
   /// Filter by original file name
   ///
@@ -201,7 +201,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? originalFileName;
+  Optional<String?> originalFileName;
 
   /// Filter by original file path
   ///
@@ -210,7 +210,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? originalPath;
+  Optional<String?> originalPath;
 
   /// Page number
   ///
@@ -222,10 +222,10 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? page;
+  Optional<int?> page;
 
   /// Filter by person IDs
-  List<String> personIds;
+  Optional<List<String>?> personIds;
 
   /// Filter by preview file path
   ///
@@ -234,13 +234,13 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? previewPath;
+  Optional<String?> previewPath;
 
   /// Filter by rating [1-5], or null for unrated
   ///
   /// Minimum value: -1
   /// Maximum value: 5
-  int? rating;
+  Optional<int?> rating;
 
   /// Number of results to return
   ///
@@ -252,13 +252,13 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? size;
+  Optional<int?> size;
 
   /// Filter by state/province name
-  String? state;
+  Optional<String?> state;
 
   /// Filter by tag IDs
-  List<String>? tagIds;
+  Optional<List<String>?> tagIds;
 
   /// Filter by taken date (after)
   ///
@@ -267,7 +267,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? takenAfter;
+  Optional<DateTime?> takenAfter;
 
   /// Filter by taken date (before)
   ///
@@ -276,7 +276,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? takenBefore;
+  Optional<DateTime?> takenBefore;
 
   /// Filter by thumbnail file path
   ///
@@ -285,7 +285,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? thumbnailPath;
+  Optional<String?> thumbnailPath;
 
   /// Filter by trash date (after)
   ///
@@ -294,7 +294,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? trashedAfter;
+  Optional<DateTime?> trashedAfter;
 
   /// Filter by trash date (before)
   ///
@@ -303,7 +303,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? trashedBefore;
+  Optional<DateTime?> trashedBefore;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -311,7 +311,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetTypeEnum? type;
+  Optional<AssetTypeEnum?> type;
 
   /// Filter by update date (after)
   ///
@@ -320,7 +320,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? updatedAfter;
+  Optional<DateTime?> updatedAfter;
 
   /// Filter by update date (before)
   ///
@@ -329,7 +329,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? updatedBefore;
+  Optional<DateTime?> updatedBefore;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -337,7 +337,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetVisibility? visibility;
+  Optional<AssetVisibility?> visibility;
 
   /// Include deleted assets
   ///
@@ -346,7 +346,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withDeleted;
+  Optional<bool?> withDeleted;
 
   /// Include EXIF data in response
   ///
@@ -355,7 +355,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withExif;
+  Optional<bool?> withExif;
 
   /// Include people data in response
   ///
@@ -364,7 +364,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withPeople;
+  Optional<bool?> withPeople;
 
   /// Include stacked assets
   ///
@@ -373,7 +373,7 @@ class MetadataSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withStacked;
+  Optional<bool?> withStacked;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is MetadataSearchDto &&
@@ -471,223 +471,189 @@ class MetadataSearchDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-      json[r'albumIds'] = this.albumIds;
+    if (this.albumIds.isPresent) {
-    if (this.checksum != null) {
+      final value = this.albumIds.value;
-      json[r'checksum'] = this.checksum;
+      json[r'albumIds'] = value;
-    } else {
-    //  json[r'checksum'] = null;
     }
-    if (this.city != null) {
+    if (this.checksum.isPresent) {
-      json[r'city'] = this.city;
+      final value = this.checksum.value;
-    } else {
+      json[r'checksum'] = value;
-    //  json[r'city'] = null;
     }
-    if (this.country != null) {
+    if (this.city.isPresent) {
-      json[r'country'] = this.country;
+      final value = this.city.value;
-    } else {
+      json[r'city'] = value;
-    //  json[r'country'] = null;
     }
-    if (this.createdAfter != null) {
+    if (this.country.isPresent) {
-      json[r'createdAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.country.value;
-        ? this.createdAfter!.millisecondsSinceEpoch
+      json[r'country'] = value;
-        : this.createdAfter!.toUtc().toIso8601String();
-    } else {
-    //  json[r'createdAfter'] = null;
     }
-    if (this.createdBefore != null) {
+    if (this.createdAfter.isPresent) {
-      json[r'createdBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.createdAfter.value;
-        ? this.createdBefore!.millisecondsSinceEpoch
+      json[r'createdAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.createdBefore!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'createdBefore'] = null;
     }
-    if (this.description != null) {
+    if (this.createdBefore.isPresent) {
-      json[r'description'] = this.description;
+      final value = this.createdBefore.value;
-    } else {
+      json[r'createdBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'description'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.encodedVideoPath != null) {
+    if (this.description.isPresent) {
-      json[r'encodedVideoPath'] = this.encodedVideoPath;
+      final value = this.description.value;
-    } else {
+      json[r'description'] = value;
-    //  json[r'encodedVideoPath'] = null;
     }
-    if (this.id != null) {
+    if (this.encodedVideoPath.isPresent) {
-      json[r'id'] = this.id;
+      final value = this.encodedVideoPath.value;
-    } else {
+      json[r'encodedVideoPath'] = value;
-    //  json[r'id'] = null;
     }
-    if (this.isEncoded != null) {
+    if (this.id.isPresent) {
-      json[r'isEncoded'] = this.isEncoded;
+      final value = this.id.value;
-    } else {
+      json[r'id'] = value;
-    //  json[r'isEncoded'] = null;
     }
-    if (this.isFavorite != null) {
+    if (this.isEncoded.isPresent) {
-      json[r'isFavorite'] = this.isFavorite;
+      final value = this.isEncoded.value;
-    } else {
+      json[r'isEncoded'] = value;
-    //  json[r'isFavorite'] = null;
     }
-    if (this.isMotion != null) {
+    if (this.isFavorite.isPresent) {
-      json[r'isMotion'] = this.isMotion;
+      final value = this.isFavorite.value;
-    } else {
+      json[r'isFavorite'] = value;
-    //  json[r'isMotion'] = null;
     }
-    if (this.isNotInAlbum != null) {
+    if (this.isMotion.isPresent) {
-      json[r'isNotInAlbum'] = this.isNotInAlbum;
+      final value = this.isMotion.value;
-    } else {
+      json[r'isMotion'] = value;
-    //  json[r'isNotInAlbum'] = null;
     }
-    if (this.isOffline != null) {
+    if (this.isNotInAlbum.isPresent) {
-      json[r'isOffline'] = this.isOffline;
+      final value = this.isNotInAlbum.value;
-    } else {
+      json[r'isNotInAlbum'] = value;
-    //  json[r'isOffline'] = null;
     }
-    if (this.lensModel != null) {
+    if (this.isOffline.isPresent) {
-      json[r'lensModel'] = this.lensModel;
+      final value = this.isOffline.value;
-    } else {
+      json[r'isOffline'] = value;
-    //  json[r'lensModel'] = null;
     }
-    if (this.libraryId != null) {
+    if (this.lensModel.isPresent) {
-      json[r'libraryId'] = this.libraryId;
+      final value = this.lensModel.value;
-    } else {
+      json[r'lensModel'] = value;
-    //  json[r'libraryId'] = null;
     }
-    if (this.make != null) {
+    if (this.libraryId.isPresent) {
-      json[r'make'] = this.make;
+      final value = this.libraryId.value;
-    } else {
+      json[r'libraryId'] = value;
-    //  json[r'make'] = null;
     }
-    if (this.model != null) {
+    if (this.make.isPresent) {
-      json[r'model'] = this.model;
+      final value = this.make.value;
-    } else {
+      json[r'make'] = value;
-    //  json[r'model'] = null;
     }
-    if (this.ocr != null) {
+    if (this.model.isPresent) {
-      json[r'ocr'] = this.ocr;
+      final value = this.model.value;
-    } else {
+      json[r'model'] = value;
-    //  json[r'ocr'] = null;
     }
-    if (this.order != null) {
+    if (this.ocr.isPresent) {
-      json[r'order'] = this.order;
+      final value = this.ocr.value;
-    } else {
+      json[r'ocr'] = value;
-    //  json[r'order'] = null;
     }
-    if (this.originalFileName != null) {
+    if (this.order.isPresent) {
-      json[r'originalFileName'] = this.originalFileName;
+      final value = this.order.value;
-    } else {
+      json[r'order'] = value;
-    //  json[r'originalFileName'] = null;
     }
-    if (this.originalPath != null) {
+    if (this.originalFileName.isPresent) {
-      json[r'originalPath'] = this.originalPath;
+      final value = this.originalFileName.value;
-    } else {
+      json[r'originalFileName'] = value;
-    //  json[r'originalPath'] = null;
     }
-    if (this.page != null) {
+    if (this.originalPath.isPresent) {
-      json[r'page'] = this.page;
+      final value = this.originalPath.value;
-    } else {
+      json[r'originalPath'] = value;
-    //  json[r'page'] = null;
     }
-      json[r'personIds'] = this.personIds;
+    if (this.page.isPresent) {
-    if (this.previewPath != null) {
+      final value = this.page.value;
-      json[r'previewPath'] = this.previewPath;
+      json[r'page'] = value;
-    } else {
-    //  json[r'previewPath'] = null;
     }
-    if (this.rating != null) {
+    if (this.personIds.isPresent) {
-      json[r'rating'] = this.rating;
+      final value = this.personIds.value;
-    } else {
+      json[r'personIds'] = value;
-    //  json[r'rating'] = null;
     }
-    if (this.size != null) {
+    if (this.previewPath.isPresent) {
-      json[r'size'] = this.size;
+      final value = this.previewPath.value;
-    } else {
+      json[r'previewPath'] = value;
-    //  json[r'size'] = null;
     }
-    if (this.state != null) {
+    if (this.rating.isPresent) {
-      json[r'state'] = this.state;
+      final value = this.rating.value;
-    } else {
+      json[r'rating'] = value;
-    //  json[r'state'] = null;
     }
-    if (this.tagIds != null) {
+    if (this.size.isPresent) {
-      json[r'tagIds'] = this.tagIds;
+      final value = this.size.value;
-    } else {
+      json[r'size'] = value;
-    //  json[r'tagIds'] = null;
     }
-    if (this.takenAfter != null) {
+    if (this.state.isPresent) {
-      json[r'takenAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.state.value;
-        ? this.takenAfter!.millisecondsSinceEpoch
+      json[r'state'] = value;
-        : this.takenAfter!.toUtc().toIso8601String();
-    } else {
-    //  json[r'takenAfter'] = null;
     }
-    if (this.takenBefore != null) {
+    if (this.tagIds.isPresent) {
-      json[r'takenBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.tagIds.value;
-        ? this.takenBefore!.millisecondsSinceEpoch
+      json[r'tagIds'] = value;
-        : this.takenBefore!.toUtc().toIso8601String();
-    } else {
-    //  json[r'takenBefore'] = null;
     }
-    if (this.thumbnailPath != null) {
+    if (this.takenAfter.isPresent) {
-      json[r'thumbnailPath'] = this.thumbnailPath;
+      final value = this.takenAfter.value;
-    } else {
+      json[r'takenAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'thumbnailPath'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.trashedAfter != null) {
+    if (this.takenBefore.isPresent) {
-      json[r'trashedAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.takenBefore.value;
-        ? this.trashedAfter!.millisecondsSinceEpoch
+      json[r'takenBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.trashedAfter!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'trashedAfter'] = null;
     }
-    if (this.trashedBefore != null) {
+    if (this.thumbnailPath.isPresent) {
-      json[r'trashedBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.thumbnailPath.value;
-        ? this.trashedBefore!.millisecondsSinceEpoch
+      json[r'thumbnailPath'] = value;
-        : this.trashedBefore!.toUtc().toIso8601String();
-    } else {
-    //  json[r'trashedBefore'] = null;
     }
-    if (this.type != null) {
+    if (this.trashedAfter.isPresent) {
-      json[r'type'] = this.type;
+      final value = this.trashedAfter.value;
-    } else {
+      json[r'trashedAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'type'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.updatedAfter != null) {
+    if (this.trashedBefore.isPresent) {
-      json[r'updatedAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.trashedBefore.value;
-        ? this.updatedAfter!.millisecondsSinceEpoch
+      json[r'trashedBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.updatedAfter!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'updatedAfter'] = null;
     }
-    if (this.updatedBefore != null) {
+    if (this.type.isPresent) {
-      json[r'updatedBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.type.value;
-        ? this.updatedBefore!.millisecondsSinceEpoch
+      json[r'type'] = value;
-        : this.updatedBefore!.toUtc().toIso8601String();
-    } else {
-    //  json[r'updatedBefore'] = null;
     }
-    if (this.visibility != null) {
+    if (this.updatedAfter.isPresent) {
-      json[r'visibility'] = this.visibility;
+      final value = this.updatedAfter.value;
-    } else {
+      json[r'updatedAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'visibility'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.withDeleted != null) {
+    if (this.updatedBefore.isPresent) {
-      json[r'withDeleted'] = this.withDeleted;
+      final value = this.updatedBefore.value;
-    } else {
+      json[r'updatedBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'withDeleted'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.withExif != null) {
+    if (this.visibility.isPresent) {
-      json[r'withExif'] = this.withExif;
+      final value = this.visibility.value;
-    } else {
+      json[r'visibility'] = value;
-    //  json[r'withExif'] = null;
     }
-    if (this.withPeople != null) {
+    if (this.withDeleted.isPresent) {
-      json[r'withPeople'] = this.withPeople;
+      final value = this.withDeleted.value;
-    } else {
+      json[r'withDeleted'] = value;
-    //  json[r'withPeople'] = null;
     }
-    if (this.withStacked != null) {
+    if (this.withExif.isPresent) {
-      json[r'withStacked'] = this.withStacked;
+      final value = this.withExif.value;
-    } else {
+      json[r'withExif'] = value;
-    //  json[r'withStacked'] = null;
+    }
+    if (this.withPeople.isPresent) {
+      final value = this.withPeople.value;
+      json[r'withPeople'] = value;
+    }
+    if (this.withStacked.isPresent) {
+      final value = this.withStacked.value;
+      json[r'withStacked'] = value;
     }
     return json;
   }
@@ -701,54 +667,54 @@ class MetadataSearchDto {
       final json = value.cast<String, dynamic>();
 
       return MetadataSearchDto(
-        albumIds: json[r'albumIds'] is Iterable
+        albumIds: json.containsKey(r'albumIds') ? Optional.present(json[r'albumIds'] is Iterable
             ? (json[r'albumIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        checksum: mapValueOfType<String>(json, r'checksum'),
+        checksum: json.containsKey(r'checksum') ? Optional.present(mapValueOfType<String>(json, r'checksum')) : const Optional.absent(),
-        city: mapValueOfType<String>(json, r'city'),
+        city: json.containsKey(r'city') ? Optional.present(mapValueOfType<String>(json, r'city')) : const Optional.absent(),
-        country: mapValueOfType<String>(json, r'country'),
+        country: json.containsKey(r'country') ? Optional.present(mapValueOfType<String>(json, r'country')) : const Optional.absent(),
-        createdAfter: mapDateTime(json, r'createdAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        createdAfter: json.containsKey(r'createdAfter') ? Optional.present(mapDateTime(json, r'createdAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        createdBefore: mapDateTime(json, r'createdBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        createdBefore: json.containsKey(r'createdBefore') ? Optional.present(mapDateTime(json, r'createdBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        description: mapValueOfType<String>(json, r'description'),
+        description: json.containsKey(r'description') ? Optional.present(mapValueOfType<String>(json, r'description')) : const Optional.absent(),
-        encodedVideoPath: mapValueOfType<String>(json, r'encodedVideoPath'),
+        encodedVideoPath: json.containsKey(r'encodedVideoPath') ? Optional.present(mapValueOfType<String>(json, r'encodedVideoPath')) : const Optional.absent(),
-        id: mapValueOfType<String>(json, r'id'),
+        id: json.containsKey(r'id') ? Optional.present(mapValueOfType<String>(json, r'id')) : const Optional.absent(),
-        isEncoded: mapValueOfType<bool>(json, r'isEncoded'),
+        isEncoded: json.containsKey(r'isEncoded') ? Optional.present(mapValueOfType<bool>(json, r'isEncoded')) : const Optional.absent(),
-        isFavorite: mapValueOfType<bool>(json, r'isFavorite'),
+        isFavorite: json.containsKey(r'isFavorite') ? Optional.present(mapValueOfType<bool>(json, r'isFavorite')) : const Optional.absent(),
-        isMotion: mapValueOfType<bool>(json, r'isMotion'),
+        isMotion: json.containsKey(r'isMotion') ? Optional.present(mapValueOfType<bool>(json, r'isMotion')) : const Optional.absent(),
-        isNotInAlbum: mapValueOfType<bool>(json, r'isNotInAlbum'),
+        isNotInAlbum: json.containsKey(r'isNotInAlbum') ? Optional.present(mapValueOfType<bool>(json, r'isNotInAlbum')) : const Optional.absent(),
-        isOffline: mapValueOfType<bool>(json, r'isOffline'),
+        isOffline: json.containsKey(r'isOffline') ? Optional.present(mapValueOfType<bool>(json, r'isOffline')) : const Optional.absent(),
-        lensModel: mapValueOfType<String>(json, r'lensModel'),
+        lensModel: json.containsKey(r'lensModel') ? Optional.present(mapValueOfType<String>(json, r'lensModel')) : const Optional.absent(),
-        libraryId: mapValueOfType<String>(json, r'libraryId'),
+        libraryId: json.containsKey(r'libraryId') ? Optional.present(mapValueOfType<String>(json, r'libraryId')) : const Optional.absent(),
-        make: mapValueOfType<String>(json, r'make'),
+        make: json.containsKey(r'make') ? Optional.present(mapValueOfType<String>(json, r'make')) : const Optional.absent(),
-        model: mapValueOfType<String>(json, r'model'),
+        model: json.containsKey(r'model') ? Optional.present(mapValueOfType<String>(json, r'model')) : const Optional.absent(),
-        ocr: mapValueOfType<String>(json, r'ocr'),
+        ocr: json.containsKey(r'ocr') ? Optional.present(mapValueOfType<String>(json, r'ocr')) : const Optional.absent(),
-        order: AssetOrder.fromJson(json[r'order']),
+        order: json.containsKey(r'order') ? Optional.present(AssetOrder.fromJson(json[r'order'])) : const Optional.absent(),
-        originalFileName: mapValueOfType<String>(json, r'originalFileName'),
+        originalFileName: json.containsKey(r'originalFileName') ? Optional.present(mapValueOfType<String>(json, r'originalFileName')) : const Optional.absent(),
-        originalPath: mapValueOfType<String>(json, r'originalPath'),
+        originalPath: json.containsKey(r'originalPath') ? Optional.present(mapValueOfType<String>(json, r'originalPath')) : const Optional.absent(),
-        page: mapValueOfType<int>(json, r'page'),
+        page: json.containsKey(r'page') ? Optional.present(json[r'page'] == null ? null : int.parse('${json[r'page']}')) : const Optional.absent(),
-        personIds: json[r'personIds'] is Iterable
+        personIds: json.containsKey(r'personIds') ? Optional.present(json[r'personIds'] is Iterable
             ? (json[r'personIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        previewPath: mapValueOfType<String>(json, r'previewPath'),
+        previewPath: json.containsKey(r'previewPath') ? Optional.present(mapValueOfType<String>(json, r'previewPath')) : const Optional.absent(),
-        rating: mapValueOfType<int>(json, r'rating'),
+        rating: json.containsKey(r'rating') ? Optional.present(json[r'rating'] == null ? null : int.parse('${json[r'rating']}')) : const Optional.absent(),
-        size: mapValueOfType<int>(json, r'size'),
+        size: json.containsKey(r'size') ? Optional.present(json[r'size'] == null ? null : int.parse('${json[r'size']}')) : const Optional.absent(),
-        state: mapValueOfType<String>(json, r'state'),
+        state: json.containsKey(r'state') ? Optional.present(mapValueOfType<String>(json, r'state')) : const Optional.absent(),
-        tagIds: json[r'tagIds'] is Iterable
+        tagIds: json.containsKey(r'tagIds') ? Optional.present(json[r'tagIds'] is Iterable
             ? (json[r'tagIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        takenAfter: mapDateTime(json, r'takenAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        takenAfter: json.containsKey(r'takenAfter') ? Optional.present(mapDateTime(json, r'takenAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        takenBefore: mapDateTime(json, r'takenBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        takenBefore: json.containsKey(r'takenBefore') ? Optional.present(mapDateTime(json, r'takenBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        thumbnailPath: mapValueOfType<String>(json, r'thumbnailPath'),
+        thumbnailPath: json.containsKey(r'thumbnailPath') ? Optional.present(mapValueOfType<String>(json, r'thumbnailPath')) : const Optional.absent(),
-        trashedAfter: mapDateTime(json, r'trashedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        trashedAfter: json.containsKey(r'trashedAfter') ? Optional.present(mapDateTime(json, r'trashedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        trashedBefore: mapDateTime(json, r'trashedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        trashedBefore: json.containsKey(r'trashedBefore') ? Optional.present(mapDateTime(json, r'trashedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        type: AssetTypeEnum.fromJson(json[r'type']),
+        type: json.containsKey(r'type') ? Optional.present(AssetTypeEnum.fromJson(json[r'type'])) : const Optional.absent(),
-        updatedAfter: mapDateTime(json, r'updatedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        updatedAfter: json.containsKey(r'updatedAfter') ? Optional.present(mapDateTime(json, r'updatedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        updatedBefore: mapDateTime(json, r'updatedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        updatedBefore: json.containsKey(r'updatedBefore') ? Optional.present(mapDateTime(json, r'updatedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        visibility: AssetVisibility.fromJson(json[r'visibility']),
+        visibility: json.containsKey(r'visibility') ? Optional.present(AssetVisibility.fromJson(json[r'visibility'])) : const Optional.absent(),
-        withDeleted: mapValueOfType<bool>(json, r'withDeleted'),
+        withDeleted: json.containsKey(r'withDeleted') ? Optional.present(mapValueOfType<bool>(json, r'withDeleted')) : const Optional.absent(),
-        withExif: mapValueOfType<bool>(json, r'withExif'),
+        withExif: json.containsKey(r'withExif') ? Optional.present(mapValueOfType<bool>(json, r'withExif')) : const Optional.absent(),
-        withPeople: mapValueOfType<bool>(json, r'withPeople'),
+        withPeople: json.containsKey(r'withPeople') ? Optional.present(mapValueOfType<bool>(json, r'withPeople')) : const Optional.absent(),
-        withStacked: mapValueOfType<bool>(json, r'withStacked'),
+        withStacked: json.containsKey(r'withStacked') ? Optional.present(mapValueOfType<bool>(json, r'withStacked')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/notification_create_dto.dart

@@ -13,20 +13,20 @@ part of openapi.api;
 class NotificationCreateDto {
   /// Returns a new [NotificationCreateDto] instance.
   NotificationCreateDto({
-    this.data = const {},
+    this.data = const Optional.present(const {}),
-    this.description,
+    this.description = const Optional.absent(),
-    this.level,
+    this.level = const Optional.absent(),
-    this.readAt,
+    this.readAt = const Optional.absent(),
     required this.title,
-    this.type,
+    this.type = const Optional.absent(),
     required this.userId,
   });
 
   /// Additional notification data
-  Map<String, Object> data;
+  Optional<Map<String, Object>?> data;
 
   /// Notification description
-  String? description;
+  Optional<String?> description;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -34,10 +34,10 @@ class NotificationCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  NotificationLevel? level;
+  Optional<NotificationLevel?> level;
 
   /// Date when notification was read
-  DateTime? readAt;
+  Optional<DateTime?> readAt;
 
   /// Notification title
   String title;
@@ -48,7 +48,7 @@ class NotificationCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  NotificationType? type;
+  Optional<NotificationType?> type;
 
   /// User ID to send notification to
   String userId;
@@ -79,29 +79,28 @@ class NotificationCreateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-      json[r'data'] = this.data;
+    if (this.data.isPresent) {
-    if (this.description != null) {
+      final value = this.data.value;
-      json[r'description'] = this.description;
+      json[r'data'] = value;
-    } else {
-    //  json[r'description'] = null;
     }
-    if (this.level != null) {
+    if (this.description.isPresent) {
-      json[r'level'] = this.level;
+      final value = this.description.value;
-    } else {
+      json[r'description'] = value;
-    //  json[r'level'] = null;
     }
-    if (this.readAt != null) {
+    if (this.level.isPresent) {
-      json[r'readAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.level.value;
-        ? this.readAt!.millisecondsSinceEpoch
+      json[r'level'] = value;
-        : this.readAt!.toUtc().toIso8601String();
+    }
-    } else {
+    if (this.readAt.isPresent) {
-    //  json[r'readAt'] = null;
+      final value = this.readAt.value;
+      json[r'readAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
       json[r'title'] = this.title;
-    if (this.type != null) {
+    if (this.type.isPresent) {
-      json[r'type'] = this.type;
+      final value = this.type.value;
-    } else {
+      json[r'type'] = value;
-    //  json[r'type'] = null;
     }
       json[r'userId'] = this.userId;
     return json;
@@ -116,12 +115,12 @@ class NotificationCreateDto {
       final json = value.cast<String, dynamic>();
 
       return NotificationCreateDto(
-        data: mapCastOfType<String, Object>(json, r'data') ?? const {},
+        data: json.containsKey(r'data') ? Optional.present(mapCastOfType<String, Object>(json, r'data')) : const Optional.absent(),
-        description: mapValueOfType<String>(json, r'description'),
+        description: json.containsKey(r'description') ? Optional.present(mapValueOfType<String>(json, r'description')) : const Optional.absent(),
-        level: NotificationLevel.fromJson(json[r'level']),
+        level: json.containsKey(r'level') ? Optional.present(NotificationLevel.fromJson(json[r'level'])) : const Optional.absent(),
-        readAt: mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        readAt: json.containsKey(r'readAt') ? Optional.present(mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
         title: mapValueOfType<String>(json, r'title')!,
-        type: NotificationType.fromJson(json[r'type']),
+        type: json.containsKey(r'type') ? Optional.present(NotificationType.fromJson(json[r'type'])) : const Optional.absent(),
         userId: mapValueOfType<String>(json, r'userId')!,
       );
     }

mobile/openapi/lib/model/notification_dto.dart

@@ -14,11 +14,11 @@ class NotificationDto {
   /// Returns a new [NotificationDto] instance.
   NotificationDto({
     required this.createdAt,
-    this.data = const {},
+    this.data = const Optional.present(const {}),
-    this.description,
+    this.description = const Optional.absent(),
     required this.id,
     required this.level,
-    this.readAt,
+    this.readAt = const Optional.absent(),
     required this.title,
     required this.type,
   });
@@ -27,7 +27,7 @@ class NotificationDto {
   DateTime createdAt;
 
   /// Additional notification data
-  Map<String, Object> data;
+  Optional<Map<String, Object>?> data;
 
   /// Notification description
   ///
@@ -36,7 +36,7 @@ class NotificationDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? description;
+  Optional<String?> description;
 
   /// Notification ID
   String id;
@@ -50,7 +50,7 @@ class NotificationDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? readAt;
+  Optional<DateTime?> readAt;
 
   /// Notification title
   String title;
@@ -88,20 +88,21 @@ class NotificationDto {
       json[r'createdAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
         ? this.createdAt.millisecondsSinceEpoch
         : this.createdAt.toUtc().toIso8601String();
-      json[r'data'] = this.data;
+    if (this.data.isPresent) {
-    if (this.description != null) {
+      final value = this.data.value;
-      json[r'description'] = this.description;
+      json[r'data'] = value;
-    } else {
+    }
-    //  json[r'description'] = null;
+    if (this.description.isPresent) {
+      final value = this.description.value;
+      json[r'description'] = value;
     }
       json[r'id'] = this.id;
       json[r'level'] = this.level;
-    if (this.readAt != null) {
+    if (this.readAt.isPresent) {
-      json[r'readAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.readAt.value;
-        ? this.readAt!.millisecondsSinceEpoch
+      json[r'readAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.readAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'readAt'] = null;
     }
       json[r'title'] = this.title;
       json[r'type'] = this.type;
@@ -118,11 +119,11 @@ class NotificationDto {
 
       return NotificationDto(
         createdAt: mapDateTime(json, r'createdAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')!,
-        data: mapCastOfType<String, Object>(json, r'data') ?? const {},
+        data: json.containsKey(r'data') ? Optional.present(mapCastOfType<String, Object>(json, r'data')) : const Optional.absent(),
-        description: mapValueOfType<String>(json, r'description'),
+        description: json.containsKey(r'description') ? Optional.present(mapValueOfType<String>(json, r'description')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
         level: NotificationLevel.fromJson(json[r'level'])!,
-        readAt: mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        readAt: json.containsKey(r'readAt') ? Optional.present(mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
         title: mapValueOfType<String>(json, r'title')!,
         type: NotificationType.fromJson(json[r'type'])!,
       );

mobile/openapi/lib/model/notification_update_all_dto.dart

@@ -14,14 +14,14 @@ class NotificationUpdateAllDto {
   /// Returns a new [NotificationUpdateAllDto] instance.
   NotificationUpdateAllDto({
     this.ids = const [],
-    this.readAt,
+    this.readAt = const Optional.absent(),
   });
 
   /// Notification IDs to update
   List<String> ids;
 
   /// Date when notifications were read
-  DateTime? readAt;
+  Optional<DateTime?> readAt;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is NotificationUpdateAllDto &&
@@ -40,12 +40,11 @@ class NotificationUpdateAllDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'ids'] = this.ids;
-    if (this.readAt != null) {
+    if (this.readAt.isPresent) {
-      json[r'readAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.readAt.value;
-        ? this.readAt!.millisecondsSinceEpoch
+      json[r'readAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.readAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'readAt'] = null;
     }
     return json;
   }
@@ -62,7 +61,7 @@ class NotificationUpdateAllDto {
         ids: json[r'ids'] is Iterable
             ? (json[r'ids'] as Iterable).cast<String>().toList(growable: false)
             : const [],
-        readAt: mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        readAt: json.containsKey(r'readAt') ? Optional.present(mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/notification_update_dto.dart

@@ -13,11 +13,11 @@ part of openapi.api;
 class NotificationUpdateDto {
   /// Returns a new [NotificationUpdateDto] instance.
   NotificationUpdateDto({
-    this.readAt,
+    this.readAt = const Optional.absent(),
   });
 
   /// Date when notification was read
-  DateTime? readAt;
+  Optional<DateTime?> readAt;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is NotificationUpdateDto &&
@@ -33,12 +33,11 @@ class NotificationUpdateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.readAt != null) {
+    if (this.readAt.isPresent) {
-      json[r'readAt'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.readAt.value;
-        ? this.readAt!.millisecondsSinceEpoch
+      json[r'readAt'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.readAt!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'readAt'] = null;
     }
     return json;
   }
@@ -52,7 +51,7 @@ class NotificationUpdateDto {
       final json = value.cast<String, dynamic>();
 
       return NotificationUpdateDto(
-        readAt: mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        readAt: json.containsKey(r'readAt') ? Optional.present(mapDateTime(json, r'readAt', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/o_auth_callback_dto.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class OAuthCallbackDto {
   /// Returns a new [OAuthCallbackDto] instance.
   OAuthCallbackDto({
-    this.codeVerifier,
+    this.codeVerifier = const Optional.absent(),
-    this.state,
+    this.state = const Optional.absent(),
     required this.url,
   });
 
@@ -25,7 +25,7 @@ class OAuthCallbackDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? codeVerifier;
+  Optional<String?> codeVerifier;
 
   /// OAuth state parameter
   ///
@@ -34,7 +34,7 @@ class OAuthCallbackDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? state;
+  Optional<String?> state;
 
   /// OAuth callback URL
   String url;
@@ -57,15 +57,13 @@ class OAuthCallbackDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.codeVerifier != null) {
+    if (this.codeVerifier.isPresent) {
-      json[r'codeVerifier'] = this.codeVerifier;
+      final value = this.codeVerifier.value;
-    } else {
+      json[r'codeVerifier'] = value;
-    //  json[r'codeVerifier'] = null;
     }
-    if (this.state != null) {
+    if (this.state.isPresent) {
-      json[r'state'] = this.state;
+      final value = this.state.value;
-    } else {
+      json[r'state'] = value;
-    //  json[r'state'] = null;
     }
       json[r'url'] = this.url;
     return json;
@@ -80,8 +78,8 @@ class OAuthCallbackDto {
       final json = value.cast<String, dynamic>();
 
       return OAuthCallbackDto(
-        codeVerifier: mapValueOfType<String>(json, r'codeVerifier'),
+        codeVerifier: json.containsKey(r'codeVerifier') ? Optional.present(mapValueOfType<String>(json, r'codeVerifier')) : const Optional.absent(),
-        state: mapValueOfType<String>(json, r'state'),
+        state: json.containsKey(r'state') ? Optional.present(mapValueOfType<String>(json, r'state')) : const Optional.absent(),
         url: mapValueOfType<String>(json, r'url')!,
       );
     }

mobile/openapi/lib/model/o_auth_config_dto.dart

@@ -13,9 +13,9 @@ part of openapi.api;
 class OAuthConfigDto {
   /// Returns a new [OAuthConfigDto] instance.
   OAuthConfigDto({
-    this.codeChallenge,
+    this.codeChallenge = const Optional.absent(),
     required this.redirectUri,
-    this.state,
+    this.state = const Optional.absent(),
   });
 
   /// OAuth code challenge (PKCE)
@@ -25,7 +25,7 @@ class OAuthConfigDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? codeChallenge;
+  Optional<String?> codeChallenge;
 
   /// OAuth redirect URI
   String redirectUri;
@@ -37,7 +37,7 @@ class OAuthConfigDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? state;
+  Optional<String?> state;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is OAuthConfigDto &&
@@ -57,16 +57,14 @@ class OAuthConfigDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.codeChallenge != null) {
+    if (this.codeChallenge.isPresent) {
-      json[r'codeChallenge'] = this.codeChallenge;
+      final value = this.codeChallenge.value;
-    } else {
+      json[r'codeChallenge'] = value;
-    //  json[r'codeChallenge'] = null;
     }
       json[r'redirectUri'] = this.redirectUri;
-    if (this.state != null) {
+    if (this.state.isPresent) {
-      json[r'state'] = this.state;
+      final value = this.state.value;
-    } else {
+      json[r'state'] = value;
-    //  json[r'state'] = null;
     }
     return json;
   }
@@ -80,9 +78,9 @@ class OAuthConfigDto {
       final json = value.cast<String, dynamic>();
 
       return OAuthConfigDto(
-        codeChallenge: mapValueOfType<String>(json, r'codeChallenge'),
+        codeChallenge: json.containsKey(r'codeChallenge') ? Optional.present(mapValueOfType<String>(json, r'codeChallenge')) : const Optional.absent(),
         redirectUri: mapValueOfType<String>(json, r'redirectUri')!,
-        state: mapValueOfType<String>(json, r'state'),
+        state: json.containsKey(r'state') ? Optional.present(mapValueOfType<String>(json, r'state')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/o_auth_token_endpoint_auth_method.dart

@@ -23,13 +23,13 @@ class OAuthTokenEndpointAuthMethod {
 
   String toJson() => value;
 
-  static const post = OAuthTokenEndpointAuthMethod._(r'client_secret_post');
+  static const clientSecretPost = OAuthTokenEndpointAuthMethod._(r'client_secret_post');
-  static const basic = OAuthTokenEndpointAuthMethod._(r'client_secret_basic');
+  static const clientSecretBasic = OAuthTokenEndpointAuthMethod._(r'client_secret_basic');
 
   /// List of all possible values in this [enum][OAuthTokenEndpointAuthMethod].
   static const values = <OAuthTokenEndpointAuthMethod>[
-    post,
+    clientSecretPost,
-    basic,
+    clientSecretBasic,
   ];
 
   static OAuthTokenEndpointAuthMethod? fromJson(dynamic value) => OAuthTokenEndpointAuthMethodTypeTransformer().decode(value);
@@ -68,8 +68,8 @@ class OAuthTokenEndpointAuthMethodTypeTransformer {
   OAuthTokenEndpointAuthMethod? decode(dynamic data, {bool allowNull = true}) {
     if (data != null) {
       switch (data) {
-        case r'client_secret_post': return OAuthTokenEndpointAuthMethod.post;
+        case r'client_secret_post': return OAuthTokenEndpointAuthMethod.clientSecretPost;
-        case r'client_secret_basic': return OAuthTokenEndpointAuthMethod.basic;
+        case r'client_secret_basic': return OAuthTokenEndpointAuthMethod.clientSecretBasic;
         default:
           if (!allowNull) {
             throw ArgumentError('Unknown enum value to decode: $data');

mobile/openapi/lib/model/ocr_config.dart

@@ -85,8 +85,8 @@ class OcrConfig {
       return OcrConfig(
         enabled: mapValueOfType<bool>(json, r'enabled')!,
         maxResolution: mapValueOfType<int>(json, r'maxResolution')!,
-        minDetectionScore: (mapValueOfType<num>(json, r'minDetectionScore')!).toDouble(),
+        minDetectionScore: mapValueOfType<double>(json, r'minDetectionScore')!,
-        minRecognitionScore: (mapValueOfType<num>(json, r'minRecognitionScore')!).toDouble(),
+        minRecognitionScore: mapValueOfType<double>(json, r'minRecognitionScore')!,
         modelName: mapValueOfType<String>(json, r'modelName')!,
       );
     }

mobile/openapi/lib/model/partner_direction.dart

@@ -23,13 +23,13 @@ class PartnerDirection {
 
   String toJson() => value;
 
-  static const by = PartnerDirection._(r'shared-by');
+  static const sharedBy = PartnerDirection._(r'shared-by');
-  static const with_ = PartnerDirection._(r'shared-with');
+  static const sharedWith = PartnerDirection._(r'shared-with');
 
   /// List of all possible values in this [enum][PartnerDirection].
   static const values = <PartnerDirection>[
-    by,
+    sharedBy,
-    with_,
+    sharedWith,
   ];
 
   static PartnerDirection? fromJson(dynamic value) => PartnerDirectionTypeTransformer().decode(value);
@@ -68,8 +68,8 @@ class PartnerDirectionTypeTransformer {
   PartnerDirection? decode(dynamic data, {bool allowNull = true}) {
     if (data != null) {
       switch (data) {
-        case r'shared-by': return PartnerDirection.by;
+        case r'shared-by': return PartnerDirection.sharedBy;
-        case r'shared-with': return PartnerDirection.with_;
+        case r'shared-with': return PartnerDirection.sharedWith;
         default:
           if (!allowNull) {
             throw ArgumentError('Unknown enum value to decode: $data');

mobile/openapi/lib/model/partner_response_dto.dart

@@ -16,7 +16,7 @@ class PartnerResponseDto {
     required this.avatarColor,
     required this.email,
     required this.id,
-    this.inTimeline,
+    this.inTimeline = const Optional.absent(),
     required this.name,
     required this.profileChangedAt,
     required this.profileImagePath,
@@ -37,7 +37,7 @@ class PartnerResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? inTimeline;
+  Optional<bool?> inTimeline;
 
   /// User name
   String name;
@@ -77,10 +77,9 @@ class PartnerResponseDto {
       json[r'avatarColor'] = this.avatarColor;
       json[r'email'] = this.email;
       json[r'id'] = this.id;
-    if (this.inTimeline != null) {
+    if (this.inTimeline.isPresent) {
-      json[r'inTimeline'] = this.inTimeline;
+      final value = this.inTimeline.value;
-    } else {
+      json[r'inTimeline'] = value;
-    //  json[r'inTimeline'] = null;
     }
       json[r'name'] = this.name;
       json[r'profileChangedAt'] = this.profileChangedAt.toUtc().toIso8601String();
@@ -100,7 +99,7 @@ class PartnerResponseDto {
         avatarColor: UserAvatarColor.fromJson(json[r'avatarColor'])!,
         email: mapValueOfType<String>(json, r'email')!,
         id: mapValueOfType<String>(json, r'id')!,
-        inTimeline: mapValueOfType<bool>(json, r'inTimeline'),
+        inTimeline: json.containsKey(r'inTimeline') ? Optional.present(mapValueOfType<bool>(json, r'inTimeline')) : const Optional.absent(),
         name: mapValueOfType<String>(json, r'name')!,
         profileChangedAt: mapDateTime(json, r'profileChangedAt', r'')!,
         profileImagePath: mapValueOfType<String>(json, r'profileImagePath')!,

mobile/openapi/lib/model/people_response.dart

@@ -14,7 +14,7 @@ class PeopleResponse {
   /// Returns a new [PeopleResponse] instance.
   PeopleResponse({
     required this.enabled,
-    this.minimumFaces,
+    this.minimumFaces = const Optional.absent(),
     required this.sidebarWeb,
   });
 
@@ -31,7 +31,7 @@ class PeopleResponse {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? minimumFaces;
+  Optional<int?> minimumFaces;
 
   /// Whether people appear in web sidebar
   bool sidebarWeb;
@@ -55,10 +55,9 @@ class PeopleResponse {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'enabled'] = this.enabled;
-    if (this.minimumFaces != null) {
+    if (this.minimumFaces.isPresent) {
-      json[r'minimumFaces'] = this.minimumFaces;
+      final value = this.minimumFaces.value;
-    } else {
+      json[r'minimumFaces'] = value;
-    //  json[r'minimumFaces'] = null;
     }
       json[r'sidebarWeb'] = this.sidebarWeb;
     return json;
@@ -74,7 +73,7 @@ class PeopleResponse {
 
       return PeopleResponse(
         enabled: mapValueOfType<bool>(json, r'enabled')!,
-        minimumFaces: mapValueOfType<int>(json, r'minimumFaces'),
+        minimumFaces: json.containsKey(r'minimumFaces') ? Optional.present(json[r'minimumFaces'] == null ? null : int.parse('${json[r'minimumFaces']}')) : const Optional.absent(),
         sidebarWeb: mapValueOfType<bool>(json, r'sidebarWeb')!,
       );
     }

mobile/openapi/lib/model/people_response_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class PeopleResponseDto {
   /// Returns a new [PeopleResponseDto] instance.
   PeopleResponseDto({
-    this.hasNextPage,
+    this.hasNextPage = const Optional.absent(),
     required this.hidden,
     this.people = const [],
     required this.total,
@@ -26,7 +26,7 @@ class PeopleResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? hasNextPage;
+  Optional<bool?> hasNextPage;
 
   /// Number of hidden people
   ///
@@ -62,10 +62,9 @@ class PeopleResponseDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.hasNextPage != null) {
+    if (this.hasNextPage.isPresent) {
-      json[r'hasNextPage'] = this.hasNextPage;
+      final value = this.hasNextPage.value;
-    } else {
+      json[r'hasNextPage'] = value;
-    //  json[r'hasNextPage'] = null;
     }
       json[r'hidden'] = this.hidden;
       json[r'people'] = this.people;
@@ -82,7 +81,7 @@ class PeopleResponseDto {
       final json = value.cast<String, dynamic>();
 
       return PeopleResponseDto(
-        hasNextPage: mapValueOfType<bool>(json, r'hasNextPage'),
+        hasNextPage: json.containsKey(r'hasNextPage') ? Optional.present(mapValueOfType<bool>(json, r'hasNextPage')) : const Optional.absent(),
         hidden: mapValueOfType<int>(json, r'hidden')!,
         people: PersonResponseDto.listFromJson(json[r'people']),
         total: mapValueOfType<int>(json, r'total')!,

mobile/openapi/lib/model/people_update.dart

@@ -13,9 +13,9 @@ part of openapi.api;
 class PeopleUpdate {
   /// Returns a new [PeopleUpdate] instance.
   PeopleUpdate({
-    this.enabled,
+    this.enabled = const Optional.absent(),
-    this.minimumFaces,
+    this.minimumFaces = const Optional.absent(),
-    this.sidebarWeb,
+    this.sidebarWeb = const Optional.absent(),
   });
 
   /// Whether people are enabled
@@ -25,7 +25,7 @@ class PeopleUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? enabled;
+  Optional<bool?> enabled;
 
   /// People face threshold
   ///
@@ -37,7 +37,7 @@ class PeopleUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? minimumFaces;
+  Optional<int?> minimumFaces;
 
   /// Whether people appear in web sidebar
   ///
@@ -46,7 +46,7 @@ class PeopleUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? sidebarWeb;
+  Optional<bool?> sidebarWeb;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PeopleUpdate &&
@@ -66,20 +66,17 @@ class PeopleUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.enabled != null) {
+    if (this.enabled.isPresent) {
-      json[r'enabled'] = this.enabled;
+      final value = this.enabled.value;
-    } else {
+      json[r'enabled'] = value;
-    //  json[r'enabled'] = null;
     }
-    if (this.minimumFaces != null) {
+    if (this.minimumFaces.isPresent) {
-      json[r'minimumFaces'] = this.minimumFaces;
+      final value = this.minimumFaces.value;
-    } else {
+      json[r'minimumFaces'] = value;
-    //  json[r'minimumFaces'] = null;
     }
-    if (this.sidebarWeb != null) {
+    if (this.sidebarWeb.isPresent) {
-      json[r'sidebarWeb'] = this.sidebarWeb;
+      final value = this.sidebarWeb.value;
-    } else {
+      json[r'sidebarWeb'] = value;
-    //  json[r'sidebarWeb'] = null;
     }
     return json;
   }
@@ -93,9 +90,9 @@ class PeopleUpdate {
       final json = value.cast<String, dynamic>();
 
       return PeopleUpdate(
-        enabled: mapValueOfType<bool>(json, r'enabled'),
+        enabled: json.containsKey(r'enabled') ? Optional.present(mapValueOfType<bool>(json, r'enabled')) : const Optional.absent(),
-        minimumFaces: mapValueOfType<int>(json, r'minimumFaces'),
+        minimumFaces: json.containsKey(r'minimumFaces') ? Optional.present(json[r'minimumFaces'] == null ? null : int.parse('${json[r'minimumFaces']}')) : const Optional.absent(),
-        sidebarWeb: mapValueOfType<bool>(json, r'sidebarWeb'),
+        sidebarWeb: json.containsKey(r'sidebarWeb') ? Optional.present(mapValueOfType<bool>(json, r'sidebarWeb')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/people_update_item.dart

@@ -13,20 +13,20 @@ part of openapi.api;
 class PeopleUpdateItem {
   /// Returns a new [PeopleUpdateItem] instance.
   PeopleUpdateItem({
-    this.birthDate,
+    this.birthDate = const Optional.absent(),
-    this.color,
+    this.color = const Optional.absent(),
-    this.featureFaceAssetId,
+    this.featureFaceAssetId = const Optional.absent(),
     required this.id,
-    this.isFavorite,
+    this.isFavorite = const Optional.absent(),
-    this.isHidden,
+    this.isHidden = const Optional.absent(),
-    this.name,
+    this.name = const Optional.absent(),
   });
 
   /// Person date of birth
-  DateTime? birthDate;
+  Optional<DateTime?> birthDate;
 
   /// Person color (hex)
-  String? color;
+  Optional<String?> color;
 
   /// Asset ID used for feature face thumbnail
   ///
@@ -35,7 +35,7 @@ class PeopleUpdateItem {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? featureFaceAssetId;
+  Optional<String?> featureFaceAssetId;
 
   /// Person ID
   String id;
@@ -47,7 +47,7 @@ class PeopleUpdateItem {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isFavorite;
+  Optional<bool?> isFavorite;
 
   /// Person visibility (hidden)
   ///
@@ -56,7 +56,7 @@ class PeopleUpdateItem {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isHidden;
+  Optional<bool?> isHidden;
 
   /// Person name
   ///
@@ -65,7 +65,7 @@ class PeopleUpdateItem {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? name;
+  Optional<String?> name;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PeopleUpdateItem &&
@@ -93,36 +93,30 @@ class PeopleUpdateItem {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.birthDate != null) {
+    if (this.birthDate.isPresent) {
-      json[r'birthDate'] = _dateFormatter.format(this.birthDate!.toUtc());
+      final value = this.birthDate.value;
-    } else {
+      json[r'birthDate'] = value == null ? null : _dateFormatter.format(value.toUtc());
-    //  json[r'birthDate'] = null;
     }
-    if (this.color != null) {
+    if (this.color.isPresent) {
-      json[r'color'] = this.color;
+      final value = this.color.value;
-    } else {
+      json[r'color'] = value;
-    //  json[r'color'] = null;
     }
-    if (this.featureFaceAssetId != null) {
+    if (this.featureFaceAssetId.isPresent) {
-      json[r'featureFaceAssetId'] = this.featureFaceAssetId;
+      final value = this.featureFaceAssetId.value;
-    } else {
+      json[r'featureFaceAssetId'] = value;
-    //  json[r'featureFaceAssetId'] = null;
     }
       json[r'id'] = this.id;
-    if (this.isFavorite != null) {
+    if (this.isFavorite.isPresent) {
-      json[r'isFavorite'] = this.isFavorite;
+      final value = this.isFavorite.value;
-    } else {
+      json[r'isFavorite'] = value;
-    //  json[r'isFavorite'] = null;
     }
-    if (this.isHidden != null) {
+    if (this.isHidden.isPresent) {
-      json[r'isHidden'] = this.isHidden;
+      final value = this.isHidden.value;
-    } else {
+      json[r'isHidden'] = value;
-    //  json[r'isHidden'] = null;
     }
-    if (this.name != null) {
+    if (this.name.isPresent) {
-      json[r'name'] = this.name;
+      final value = this.name.value;
-    } else {
+      json[r'name'] = value;
-    //  json[r'name'] = null;
     }
     return json;
   }
@@ -136,13 +130,13 @@ class PeopleUpdateItem {
       final json = value.cast<String, dynamic>();
 
       return PeopleUpdateItem(
-        birthDate: mapDateTime(json, r'birthDate', r''),
+        birthDate: json.containsKey(r'birthDate') ? Optional.present(mapDateTime(json, r'birthDate', r'')) : const Optional.absent(),
-        color: mapValueOfType<String>(json, r'color'),
+        color: json.containsKey(r'color') ? Optional.present(mapValueOfType<String>(json, r'color')) : const Optional.absent(),
-        featureFaceAssetId: mapValueOfType<String>(json, r'featureFaceAssetId'),
+        featureFaceAssetId: json.containsKey(r'featureFaceAssetId') ? Optional.present(mapValueOfType<String>(json, r'featureFaceAssetId')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
-        isFavorite: mapValueOfType<bool>(json, r'isFavorite'),
+        isFavorite: json.containsKey(r'isFavorite') ? Optional.present(mapValueOfType<bool>(json, r'isFavorite')) : const Optional.absent(),
-        isHidden: mapValueOfType<bool>(json, r'isHidden'),
+        isHidden: json.containsKey(r'isHidden') ? Optional.present(mapValueOfType<bool>(json, r'isHidden')) : const Optional.absent(),
-        name: mapValueOfType<String>(json, r'name'),
+        name: json.containsKey(r'name') ? Optional.present(mapValueOfType<String>(json, r'name')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/person_create_dto.dart

@@ -13,18 +13,18 @@ part of openapi.api;
 class PersonCreateDto {
   /// Returns a new [PersonCreateDto] instance.
   PersonCreateDto({
-    this.birthDate,
+    this.birthDate = const Optional.absent(),
-    this.color,
+    this.color = const Optional.absent(),
-    this.isFavorite,
+    this.isFavorite = const Optional.absent(),
-    this.isHidden,
+    this.isHidden = const Optional.absent(),
-    this.name,
+    this.name = const Optional.absent(),
   });
 
   /// Person date of birth
-  DateTime? birthDate;
+  Optional<DateTime?> birthDate;
 
   /// Person color (hex)
-  String? color;
+  Optional<String?> color;
 
   /// Mark as favorite
   ///
@@ -33,7 +33,7 @@ class PersonCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isFavorite;
+  Optional<bool?> isFavorite;
 
   /// Person visibility (hidden)
   ///
@@ -42,7 +42,7 @@ class PersonCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isHidden;
+  Optional<bool?> isHidden;
 
   /// Person name
   ///
@@ -51,7 +51,7 @@ class PersonCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? name;
+  Optional<String?> name;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PersonCreateDto &&
@@ -75,30 +75,25 @@ class PersonCreateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.birthDate != null) {
+    if (this.birthDate.isPresent) {
-      json[r'birthDate'] = _dateFormatter.format(this.birthDate!.toUtc());
+      final value = this.birthDate.value;
-    } else {
+      json[r'birthDate'] = value == null ? null : _dateFormatter.format(value.toUtc());
-    //  json[r'birthDate'] = null;
     }
-    if (this.color != null) {
+    if (this.color.isPresent) {
-      json[r'color'] = this.color;
+      final value = this.color.value;
-    } else {
+      json[r'color'] = value;
-    //  json[r'color'] = null;
     }
-    if (this.isFavorite != null) {
+    if (this.isFavorite.isPresent) {
-      json[r'isFavorite'] = this.isFavorite;
+      final value = this.isFavorite.value;
-    } else {
+      json[r'isFavorite'] = value;
-    //  json[r'isFavorite'] = null;
     }
-    if (this.isHidden != null) {
+    if (this.isHidden.isPresent) {
-      json[r'isHidden'] = this.isHidden;
+      final value = this.isHidden.value;
-    } else {
+      json[r'isHidden'] = value;
-    //  json[r'isHidden'] = null;
     }
-    if (this.name != null) {
+    if (this.name.isPresent) {
-      json[r'name'] = this.name;
+      final value = this.name.value;
-    } else {
+      json[r'name'] = value;
-    //  json[r'name'] = null;
     }
     return json;
   }
@@ -112,11 +107,11 @@ class PersonCreateDto {
       final json = value.cast<String, dynamic>();
 
       return PersonCreateDto(
-        birthDate: mapDateTime(json, r'birthDate', r''),
+        birthDate: json.containsKey(r'birthDate') ? Optional.present(mapDateTime(json, r'birthDate', r'')) : const Optional.absent(),
-        color: mapValueOfType<String>(json, r'color'),
+        color: json.containsKey(r'color') ? Optional.present(mapValueOfType<String>(json, r'color')) : const Optional.absent(),
-        isFavorite: mapValueOfType<bool>(json, r'isFavorite'),
+        isFavorite: json.containsKey(r'isFavorite') ? Optional.present(mapValueOfType<bool>(json, r'isFavorite')) : const Optional.absent(),
-        isHidden: mapValueOfType<bool>(json, r'isHidden'),
+        isHidden: json.containsKey(r'isHidden') ? Optional.present(mapValueOfType<bool>(json, r'isHidden')) : const Optional.absent(),
-        name: mapValueOfType<String>(json, r'name'),
+        name: json.containsKey(r'name') ? Optional.present(mapValueOfType<String>(json, r'name')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/person_response_dto.dart

@@ -14,13 +14,13 @@ class PersonResponseDto {
   /// Returns a new [PersonResponseDto] instance.
   PersonResponseDto({
     required this.birthDate,
-    this.color,
+    this.color = const Optional.absent(),
     required this.id,
-    this.isFavorite,
+    this.isFavorite = const Optional.absent(),
     required this.isHidden,
     required this.name,
     required this.thumbnailPath,
-    this.updatedAt,
+    this.updatedAt = const Optional.absent(),
   });
 
   /// Person date of birth
@@ -33,7 +33,7 @@ class PersonResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? color;
+  Optional<String?> color;
 
   /// Person ID
   String id;
@@ -45,7 +45,7 @@ class PersonResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isFavorite;
+  Optional<bool?> isFavorite;
 
   /// Is hidden
   bool isHidden;
@@ -63,7 +63,7 @@ class PersonResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? updatedAt;
+  Optional<DateTime?> updatedAt;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PersonResponseDto &&
@@ -96,26 +96,23 @@ class PersonResponseDto {
     if (this.birthDate != null) {
       json[r'birthDate'] = _dateFormatter.format(this.birthDate!.toUtc());
     } else {
-    //  json[r'birthDate'] = null;
+      json[r'birthDate'] = null;
     }
-    if (this.color != null) {
+    if (this.color.isPresent) {
-      json[r'color'] = this.color;
+      final value = this.color.value;
-    } else {
+      json[r'color'] = value;
-    //  json[r'color'] = null;
     }
       json[r'id'] = this.id;
-    if (this.isFavorite != null) {
+    if (this.isFavorite.isPresent) {
-      json[r'isFavorite'] = this.isFavorite;
+      final value = this.isFavorite.value;
-    } else {
+      json[r'isFavorite'] = value;
-    //  json[r'isFavorite'] = null;
     }
       json[r'isHidden'] = this.isHidden;
       json[r'name'] = this.name;
       json[r'thumbnailPath'] = this.thumbnailPath;
-    if (this.updatedAt != null) {
+    if (this.updatedAt.isPresent) {
-      json[r'updatedAt'] = this.updatedAt!.toUtc().toIso8601String();
+      final value = this.updatedAt.value;
-    } else {
+      json[r'updatedAt'] = value == null ? null : value.toUtc().toIso8601String();
-    //  json[r'updatedAt'] = null;
     }
     return json;
   }
@@ -130,13 +127,13 @@ class PersonResponseDto {
 
       return PersonResponseDto(
         birthDate: mapDateTime(json, r'birthDate', r''),
-        color: mapValueOfType<String>(json, r'color'),
+        color: json.containsKey(r'color') ? Optional.present(mapValueOfType<String>(json, r'color')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
-        isFavorite: mapValueOfType<bool>(json, r'isFavorite'),
+        isFavorite: json.containsKey(r'isFavorite') ? Optional.present(mapValueOfType<bool>(json, r'isFavorite')) : const Optional.absent(),
         isHidden: mapValueOfType<bool>(json, r'isHidden')!,
         name: mapValueOfType<String>(json, r'name')!,
         thumbnailPath: mapValueOfType<String>(json, r'thumbnailPath')!,
-        updatedAt: mapDateTime(json, r'updatedAt', r''),
+        updatedAt: json.containsKey(r'updatedAt') ? Optional.present(mapDateTime(json, r'updatedAt', r'')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/person_update_dto.dart

@@ -13,19 +13,19 @@ part of openapi.api;
 class PersonUpdateDto {
   /// Returns a new [PersonUpdateDto] instance.
   PersonUpdateDto({
-    this.birthDate,
+    this.birthDate = const Optional.absent(),
-    this.color,
+    this.color = const Optional.absent(),
-    this.featureFaceAssetId,
+    this.featureFaceAssetId = const Optional.absent(),
-    this.isFavorite,
+    this.isFavorite = const Optional.absent(),
-    this.isHidden,
+    this.isHidden = const Optional.absent(),
-    this.name,
+    this.name = const Optional.absent(),
   });
 
   /// Person date of birth
-  DateTime? birthDate;
+  Optional<DateTime?> birthDate;
 
   /// Person color (hex)
-  String? color;
+  Optional<String?> color;
 
   /// Asset ID used for feature face thumbnail
   ///
@@ -34,7 +34,7 @@ class PersonUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? featureFaceAssetId;
+  Optional<String?> featureFaceAssetId;
 
   /// Mark as favorite
   ///
@@ -43,7 +43,7 @@ class PersonUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isFavorite;
+  Optional<bool?> isFavorite;
 
   /// Person visibility (hidden)
   ///
@@ -52,7 +52,7 @@ class PersonUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isHidden;
+  Optional<bool?> isHidden;
 
   /// Person name
   ///
@@ -61,7 +61,7 @@ class PersonUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? name;
+  Optional<String?> name;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PersonUpdateDto &&
@@ -87,35 +87,29 @@ class PersonUpdateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.birthDate != null) {
+    if (this.birthDate.isPresent) {
-      json[r'birthDate'] = _dateFormatter.format(this.birthDate!.toUtc());
+      final value = this.birthDate.value;
-    } else {
+      json[r'birthDate'] = value == null ? null : _dateFormatter.format(value.toUtc());
-    //  json[r'birthDate'] = null;
     }
-    if (this.color != null) {
+    if (this.color.isPresent) {
-      json[r'color'] = this.color;
+      final value = this.color.value;
-    } else {
+      json[r'color'] = value;
-    //  json[r'color'] = null;
     }
-    if (this.featureFaceAssetId != null) {
+    if (this.featureFaceAssetId.isPresent) {
-      json[r'featureFaceAssetId'] = this.featureFaceAssetId;
+      final value = this.featureFaceAssetId.value;
-    } else {
+      json[r'featureFaceAssetId'] = value;
-    //  json[r'featureFaceAssetId'] = null;
     }
-    if (this.isFavorite != null) {
+    if (this.isFavorite.isPresent) {
-      json[r'isFavorite'] = this.isFavorite;
+      final value = this.isFavorite.value;
-    } else {
+      json[r'isFavorite'] = value;
-    //  json[r'isFavorite'] = null;
     }
-    if (this.isHidden != null) {
+    if (this.isHidden.isPresent) {
-      json[r'isHidden'] = this.isHidden;
+      final value = this.isHidden.value;
-    } else {
+      json[r'isHidden'] = value;
-    //  json[r'isHidden'] = null;
     }
-    if (this.name != null) {
+    if (this.name.isPresent) {
-      json[r'name'] = this.name;
+      final value = this.name.value;
-    } else {
+      json[r'name'] = value;
-    //  json[r'name'] = null;
     }
     return json;
   }
@@ -129,12 +123,12 @@ class PersonUpdateDto {
       final json = value.cast<String, dynamic>();
 
       return PersonUpdateDto(
-        birthDate: mapDateTime(json, r'birthDate', r''),
+        birthDate: json.containsKey(r'birthDate') ? Optional.present(mapDateTime(json, r'birthDate', r'')) : const Optional.absent(),
-        color: mapValueOfType<String>(json, r'color'),
+        color: json.containsKey(r'color') ? Optional.present(mapValueOfType<String>(json, r'color')) : const Optional.absent(),
-        featureFaceAssetId: mapValueOfType<String>(json, r'featureFaceAssetId'),
+        featureFaceAssetId: json.containsKey(r'featureFaceAssetId') ? Optional.present(mapValueOfType<String>(json, r'featureFaceAssetId')) : const Optional.absent(),
-        isFavorite: mapValueOfType<bool>(json, r'isFavorite'),
+        isFavorite: json.containsKey(r'isFavorite') ? Optional.present(mapValueOfType<bool>(json, r'isFavorite')) : const Optional.absent(),
-        isHidden: mapValueOfType<bool>(json, r'isHidden'),
+        isHidden: json.containsKey(r'isHidden') ? Optional.present(mapValueOfType<bool>(json, r'isHidden')) : const Optional.absent(),
-        name: mapValueOfType<String>(json, r'name'),
+        name: json.containsKey(r'name') ? Optional.present(mapValueOfType<String>(json, r'name')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/pin_code_change_dto.dart

@@ -14,8 +14,8 @@ class PinCodeChangeDto {
   /// Returns a new [PinCodeChangeDto] instance.
   PinCodeChangeDto({
     required this.newPinCode,
-    this.password,
+    this.password = const Optional.absent(),
-    this.pinCode,
+    this.pinCode = const Optional.absent(),
   });
 
   /// New PIN code (4-6 digits)
@@ -28,7 +28,7 @@ class PinCodeChangeDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? password;
+  Optional<String?> password;
 
   /// New PIN code (4-6 digits)
   ///
@@ -37,7 +37,7 @@ class PinCodeChangeDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? pinCode;
+  Optional<String?> pinCode;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PinCodeChangeDto &&
@@ -58,15 +58,13 @@ class PinCodeChangeDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'newPinCode'] = this.newPinCode;
-    if (this.password != null) {
+    if (this.password.isPresent) {
-      json[r'password'] = this.password;
+      final value = this.password.value;
-    } else {
+      json[r'password'] = value;
-    //  json[r'password'] = null;
     }
-    if (this.pinCode != null) {
+    if (this.pinCode.isPresent) {
-      json[r'pinCode'] = this.pinCode;
+      final value = this.pinCode.value;
-    } else {
+      json[r'pinCode'] = value;
-    //  json[r'pinCode'] = null;
     }
     return json;
   }
@@ -81,8 +79,8 @@ class PinCodeChangeDto {
 
       return PinCodeChangeDto(
         newPinCode: mapValueOfType<String>(json, r'newPinCode')!,
-        password: mapValueOfType<String>(json, r'password'),
+        password: json.containsKey(r'password') ? Optional.present(mapValueOfType<String>(json, r'password')) : const Optional.absent(),
-        pinCode: mapValueOfType<String>(json, r'pinCode'),
+        pinCode: json.containsKey(r'pinCode') ? Optional.present(mapValueOfType<String>(json, r'pinCode')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/pin_code_reset_dto.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class PinCodeResetDto {
   /// Returns a new [PinCodeResetDto] instance.
   PinCodeResetDto({
-    this.password,
+    this.password = const Optional.absent(),
-    this.pinCode,
+    this.pinCode = const Optional.absent(),
   });
 
   /// User password (required if PIN code is not provided)
@@ -24,7 +24,7 @@ class PinCodeResetDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? password;
+  Optional<String?> password;
 
   /// New PIN code (4-6 digits)
   ///
@@ -33,7 +33,7 @@ class PinCodeResetDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? pinCode;
+  Optional<String?> pinCode;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PinCodeResetDto &&
@@ -51,15 +51,13 @@ class PinCodeResetDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.password != null) {
+    if (this.password.isPresent) {
-      json[r'password'] = this.password;
+      final value = this.password.value;
-    } else {
+      json[r'password'] = value;
-    //  json[r'password'] = null;
     }
-    if (this.pinCode != null) {
+    if (this.pinCode.isPresent) {
-      json[r'pinCode'] = this.pinCode;
+      final value = this.pinCode.value;
-    } else {
+      json[r'pinCode'] = value;
-    //  json[r'pinCode'] = null;
     }
     return json;
   }
@@ -73,8 +71,8 @@ class PinCodeResetDto {
       final json = value.cast<String, dynamic>();
 
       return PinCodeResetDto(
-        password: mapValueOfType<String>(json, r'password'),
+        password: json.containsKey(r'password') ? Optional.present(mapValueOfType<String>(json, r'password')) : const Optional.absent(),
-        pinCode: mapValueOfType<String>(json, r'pinCode'),
+        pinCode: json.containsKey(r'pinCode') ? Optional.present(mapValueOfType<String>(json, r'pinCode')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/places_response_dto.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class PlacesResponseDto {
   /// Returns a new [PlacesResponseDto] instance.
   PlacesResponseDto({
-    this.admin1name,
+    this.admin1name = const Optional.absent(),
-    this.admin2name,
+    this.admin2name = const Optional.absent(),
     required this.latitude,
     required this.longitude,
     required this.name,
@@ -27,7 +27,7 @@ class PlacesResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? admin1name;
+  Optional<String?> admin1name;
 
   /// Administrative level 2 name (county/district)
   ///
@@ -36,7 +36,7 @@ class PlacesResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? admin2name;
+  Optional<String?> admin2name;
 
   /// Latitude coordinate
   num latitude;
@@ -69,15 +69,13 @@ class PlacesResponseDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.admin1name != null) {
+    if (this.admin1name.isPresent) {
-      json[r'admin1name'] = this.admin1name;
+      final value = this.admin1name.value;
-    } else {
+      json[r'admin1name'] = value;
-    //  json[r'admin1name'] = null;
     }
-    if (this.admin2name != null) {
+    if (this.admin2name.isPresent) {
-      json[r'admin2name'] = this.admin2name;
+      final value = this.admin2name.value;
-    } else {
+      json[r'admin2name'] = value;
-    //  json[r'admin2name'] = null;
     }
       json[r'latitude'] = this.latitude;
       json[r'longitude'] = this.longitude;
@@ -94,8 +92,8 @@ class PlacesResponseDto {
       final json = value.cast<String, dynamic>();
 
       return PlacesResponseDto(
-        admin1name: mapValueOfType<String>(json, r'admin1name'),
+        admin1name: json.containsKey(r'admin1name') ? Optional.present(mapValueOfType<String>(json, r'admin1name')) : const Optional.absent(),
-        admin2name: mapValueOfType<String>(json, r'admin2name'),
+        admin2name: json.containsKey(r'admin2name') ? Optional.present(mapValueOfType<String>(json, r'admin2name')) : const Optional.absent(),
         latitude: num.parse('${json[r'latitude']}'),
         longitude: num.parse('${json[r'longitude']}'),
         name: mapValueOfType<String>(json, r'name')!,

mobile/openapi/lib/model/plugin_method_response_dto.dart

@@ -17,7 +17,7 @@ class PluginMethodResponseDto {
     required this.hostFunctions,
     required this.key,
     required this.name,
-    this.schema,
+    this.schema = const Optional.absent(),
     required this.title,
     this.types = const [],
     this.uiHints = const [],
@@ -40,7 +40,7 @@ class PluginMethodResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  Object? schema;
+  Optional<Object?> schema;
 
   /// Title
   String title;
@@ -83,10 +83,9 @@ class PluginMethodResponseDto {
       json[r'hostFunctions'] = this.hostFunctions;
       json[r'key'] = this.key;
       json[r'name'] = this.name;
-    if (this.schema != null) {
+    if (this.schema.isPresent) {
-      json[r'schema'] = this.schema;
+      final value = this.schema.value;
-    } else {
+      json[r'schema'] = value;
-    //  json[r'schema'] = null;
     }
       json[r'title'] = this.title;
       json[r'types'] = this.types;
@@ -107,7 +106,7 @@ class PluginMethodResponseDto {
         hostFunctions: mapValueOfType<bool>(json, r'hostFunctions')!,
         key: mapValueOfType<String>(json, r'key')!,
         name: mapValueOfType<String>(json, r'name')!,
-        schema: mapValueOfType<Object>(json, r'schema'),
+        schema: json.containsKey(r'schema') ? Optional.present(mapValueOfType<Object>(json, r'schema')) : const Optional.absent(),
         title: mapValueOfType<String>(json, r'title')!,
         types: WorkflowType.listFromJson(json[r'types']),
         uiHints: json[r'uiHints'] is Iterable

mobile/openapi/lib/model/plugin_template_step_response_dto.dart

@@ -14,7 +14,7 @@ class PluginTemplateStepResponseDto {
   /// Returns a new [PluginTemplateStepResponseDto] instance.
   PluginTemplateStepResponseDto({
     this.config = const {},
-    this.enabled,
+    this.enabled = const Optional.absent(),
     required this.method,
   });
 
@@ -28,7 +28,7 @@ class PluginTemplateStepResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? enabled;
+  Optional<bool?> enabled;
 
   /// Step plugin method
   String method;
@@ -54,12 +54,11 @@ class PluginTemplateStepResponseDto {
     if (this.config != null) {
       json[r'config'] = this.config;
     } else {
-    //  json[r'config'] = null;
+      json[r'config'] = null;
     }
-    if (this.enabled != null) {
+    if (this.enabled.isPresent) {
-      json[r'enabled'] = this.enabled;
+      final value = this.enabled.value;
-    } else {
+      json[r'enabled'] = value;
-    //  json[r'enabled'] = null;
     }
       json[r'method'] = this.method;
     return json;
@@ -75,7 +74,7 @@ class PluginTemplateStepResponseDto {
 
       return PluginTemplateStepResponseDto(
         config: mapCastOfType<String, Object>(json, r'config'),
-        enabled: mapValueOfType<bool>(json, r'enabled'),
+        enabled: json.containsKey(r'enabled') ? Optional.present(mapValueOfType<bool>(json, r'enabled')) : const Optional.absent(),
         method: mapValueOfType<String>(json, r'method')!,
       );
     }

mobile/openapi/lib/model/purchase_update.dart

@@ -13,8 +13,8 @@ part of openapi.api;
 class PurchaseUpdate {
   /// Returns a new [PurchaseUpdate] instance.
   PurchaseUpdate({
-    this.hideBuyButtonUntil,
+    this.hideBuyButtonUntil = const Optional.absent(),
-    this.showSupportBadge,
+    this.showSupportBadge = const Optional.absent(),
   });
 
   /// Date until which to hide buy button
@@ -24,7 +24,7 @@ class PurchaseUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? hideBuyButtonUntil;
+  Optional<String?> hideBuyButtonUntil;
 
   /// Whether to show support badge
   ///
@@ -33,7 +33,7 @@ class PurchaseUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? showSupportBadge;
+  Optional<bool?> showSupportBadge;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is PurchaseUpdate &&
@@ -51,15 +51,13 @@ class PurchaseUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.hideBuyButtonUntil != null) {
+    if (this.hideBuyButtonUntil.isPresent) {
-      json[r'hideBuyButtonUntil'] = this.hideBuyButtonUntil;
+      final value = this.hideBuyButtonUntil.value;
-    } else {
+      json[r'hideBuyButtonUntil'] = value;
-    //  json[r'hideBuyButtonUntil'] = null;
     }
-    if (this.showSupportBadge != null) {
+    if (this.showSupportBadge.isPresent) {
-      json[r'showSupportBadge'] = this.showSupportBadge;
+      final value = this.showSupportBadge.value;
-    } else {
+      json[r'showSupportBadge'] = value;
-    //  json[r'showSupportBadge'] = null;
     }
     return json;
   }
@@ -73,8 +71,8 @@ class PurchaseUpdate {
       final json = value.cast<String, dynamic>();
 
       return PurchaseUpdate(
-        hideBuyButtonUntil: mapValueOfType<String>(json, r'hideBuyButtonUntil'),
+        hideBuyButtonUntil: json.containsKey(r'hideBuyButtonUntil') ? Optional.present(mapValueOfType<String>(json, r'hideBuyButtonUntil')) : const Optional.absent(),
-        showSupportBadge: mapValueOfType<bool>(json, r'showSupportBadge'),
+        showSupportBadge: json.containsKey(r'showSupportBadge') ? Optional.present(mapValueOfType<bool>(json, r'showSupportBadge')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/queue_command_dto.dart

@@ -14,7 +14,7 @@ class QueueCommandDto {
   /// Returns a new [QueueCommandDto] instance.
   QueueCommandDto({
     required this.command,
-    this.force,
+    this.force = const Optional.absent(),
   });
 
   QueueCommand command;
@@ -26,7 +26,7 @@ class QueueCommandDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? force;
+  Optional<bool?> force;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is QueueCommandDto &&
@@ -45,10 +45,9 @@ class QueueCommandDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'command'] = this.command;
-    if (this.force != null) {
+    if (this.force.isPresent) {
-      json[r'force'] = this.force;
+      final value = this.force.value;
-    } else {
+      json[r'force'] = value;
-    //  json[r'force'] = null;
     }
     return json;
   }
@@ -63,7 +62,7 @@ class QueueCommandDto {
 
       return QueueCommandDto(
         command: QueueCommand.fromJson(json[r'command'])!,
-        force: mapValueOfType<bool>(json, r'force'),
+        force: json.containsKey(r'force') ? Optional.present(mapValueOfType<bool>(json, r'force')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/queue_delete_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class QueueDeleteDto {
   /// Returns a new [QueueDeleteDto] instance.
   QueueDeleteDto({
-    this.failed,
+    this.failed = const Optional.absent(),
   });
 
   /// If true, will also remove failed jobs from the queue.
@@ -23,7 +23,7 @@ class QueueDeleteDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? failed;
+  Optional<bool?> failed;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is QueueDeleteDto &&
@@ -39,10 +39,9 @@ class QueueDeleteDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.failed != null) {
+    if (this.failed.isPresent) {
-      json[r'failed'] = this.failed;
+      final value = this.failed.value;
-    } else {
+      json[r'failed'] = value;
-    //  json[r'failed'] = null;
     }
     return json;
   }
@@ -56,7 +55,7 @@ class QueueDeleteDto {
       final json = value.cast<String, dynamic>();
 
       return QueueDeleteDto(
-        failed: mapValueOfType<bool>(json, r'failed'),
+        failed: json.containsKey(r'failed') ? Optional.present(mapValueOfType<bool>(json, r'failed')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/queue_job_response_dto.dart

@@ -14,7 +14,7 @@ class QueueJobResponseDto {
   /// Returns a new [QueueJobResponseDto] instance.
   QueueJobResponseDto({
     this.data = const {},
-    this.id,
+    this.id = const Optional.absent(),
     required this.name,
     required this.timestamp,
   });
@@ -29,7 +29,7 @@ class QueueJobResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? id;
+  Optional<String?> id;
 
   JobName name;
 
@@ -60,10 +60,9 @@ class QueueJobResponseDto {
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
       json[r'data'] = this.data;
-    if (this.id != null) {
+    if (this.id.isPresent) {
-      json[r'id'] = this.id;
+      final value = this.id.value;
-    } else {
+      json[r'id'] = value;
-    //  json[r'id'] = null;
     }
       json[r'name'] = this.name;
       json[r'timestamp'] = this.timestamp;
@@ -80,7 +79,7 @@ class QueueJobResponseDto {
 
       return QueueJobResponseDto(
         data: mapCastOfType<String, Object>(json, r'data')!,
-        id: mapValueOfType<String>(json, r'id'),
+        id: json.containsKey(r'id') ? Optional.present(mapValueOfType<String>(json, r'id')) : const Optional.absent(),
         name: JobName.fromJson(json[r'name'])!,
         timestamp: mapValueOfType<int>(json, r'timestamp')!,
       );

mobile/openapi/lib/model/queue_update_dto.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class QueueUpdateDto {
   /// Returns a new [QueueUpdateDto] instance.
   QueueUpdateDto({
-    this.isPaused,
+    this.isPaused = const Optional.absent(),
   });
 
   /// Whether to pause the queue
@@ -23,7 +23,7 @@ class QueueUpdateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isPaused;
+  Optional<bool?> isPaused;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is QueueUpdateDto &&
@@ -39,10 +39,9 @@ class QueueUpdateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.isPaused != null) {
+    if (this.isPaused.isPresent) {
-      json[r'isPaused'] = this.isPaused;
+      final value = this.isPaused.value;
-    } else {
+      json[r'isPaused'] = value;
-    //  json[r'isPaused'] = null;
     }
     return json;
   }
@@ -56,7 +55,7 @@ class QueueUpdateDto {
       final json = value.cast<String, dynamic>();
 
       return QueueUpdateDto(
-        isPaused: mapValueOfType<bool>(json, r'isPaused'),
+        isPaused: json.containsKey(r'isPaused') ? Optional.present(mapValueOfType<bool>(json, r'isPaused')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/random_search_dto.dart

@@ -13,48 +13,48 @@ part of openapi.api;
 class RandomSearchDto {
   /// Returns a new [RandomSearchDto] instance.
   RandomSearchDto({
-    this.albumIds = const [],
+    this.albumIds = const Optional.present(const []),
-    this.city,
+    this.city = const Optional.absent(),
-    this.country,
+    this.country = const Optional.absent(),
-    this.createdAfter,
+    this.createdAfter = const Optional.absent(),
-    this.createdBefore,
+    this.createdBefore = const Optional.absent(),
-    this.isEncoded,
+    this.isEncoded = const Optional.absent(),
-    this.isFavorite,
+    this.isFavorite = const Optional.absent(),
-    this.isMotion,
+    this.isMotion = const Optional.absent(),
-    this.isNotInAlbum,
+    this.isNotInAlbum = const Optional.absent(),
-    this.isOffline,
+    this.isOffline = const Optional.absent(),
-    this.lensModel,
+    this.lensModel = const Optional.absent(),
-    this.libraryId,
+    this.libraryId = const Optional.absent(),
-    this.make,
+    this.make = const Optional.absent(),
-    this.model,
+    this.model = const Optional.absent(),
-    this.ocr,
+    this.ocr = const Optional.absent(),
-    this.personIds = const [],
+    this.personIds = const Optional.present(const []),
-    this.rating,
+    this.rating = const Optional.absent(),
-    this.size,
+    this.size = const Optional.absent(),
-    this.state,
+    this.state = const Optional.absent(),
-    this.tagIds = const [],
+    this.tagIds = const Optional.present(const []),
-    this.takenAfter,
+    this.takenAfter = const Optional.absent(),
-    this.takenBefore,
+    this.takenBefore = const Optional.absent(),
-    this.trashedAfter,
+    this.trashedAfter = const Optional.absent(),
-    this.trashedBefore,
+    this.trashedBefore = const Optional.absent(),
-    this.type,
+    this.type = const Optional.absent(),
-    this.updatedAfter,
+    this.updatedAfter = const Optional.absent(),
-    this.updatedBefore,
+    this.updatedBefore = const Optional.absent(),
-    this.visibility,
+    this.visibility = const Optional.absent(),
-    this.withDeleted,
+    this.withDeleted = const Optional.absent(),
-    this.withExif,
+    this.withExif = const Optional.absent(),
-    this.withPeople,
+    this.withPeople = const Optional.absent(),
-    this.withStacked,
+    this.withStacked = const Optional.absent(),
   });
 
   /// Filter by album IDs
-  List<String> albumIds;
+  Optional<List<String>?> albumIds;
 
   /// Filter by city name
-  String? city;
+  Optional<String?> city;
 
   /// Filter by country name
-  String? country;
+  Optional<String?> country;
 
   /// Filter by creation date (after)
   ///
@@ -63,7 +63,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? createdAfter;
+  Optional<DateTime?> createdAfter;
 
   /// Filter by creation date (before)
   ///
@@ -72,7 +72,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? createdBefore;
+  Optional<DateTime?> createdBefore;
 
   /// Filter by encoded status
   ///
@@ -81,7 +81,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isEncoded;
+  Optional<bool?> isEncoded;
 
   /// Filter by favorite status
   ///
@@ -90,7 +90,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isFavorite;
+  Optional<bool?> isFavorite;
 
   /// Filter by motion photo status
   ///
@@ -99,7 +99,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isMotion;
+  Optional<bool?> isMotion;
 
   /// Filter assets not in any album
   ///
@@ -108,7 +108,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isNotInAlbum;
+  Optional<bool?> isNotInAlbum;
 
   /// Filter by offline status
   ///
@@ -117,19 +117,19 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? isOffline;
+  Optional<bool?> isOffline;
 
   /// Filter by lens model
-  String? lensModel;
+  Optional<String?> lensModel;
 
   /// Library ID to filter by
-  String? libraryId;
+  Optional<String?> libraryId;
 
   /// Filter by camera make
-  String? make;
+  Optional<String?> make;
 
   /// Filter by camera model
-  String? model;
+  Optional<String?> model;
 
   /// Filter by OCR text content
   ///
@@ -138,16 +138,16 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? ocr;
+  Optional<String?> ocr;
 
   /// Filter by person IDs
-  List<String> personIds;
+  Optional<List<String>?> personIds;
 
   /// Filter by rating [1-5], or null for unrated
   ///
   /// Minimum value: -1
   /// Maximum value: 5
-  int? rating;
+  Optional<int?> rating;
 
   /// Number of results to return
   ///
@@ -159,13 +159,13 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? size;
+  Optional<int?> size;
 
   /// Filter by state/province name
-  String? state;
+  Optional<String?> state;
 
   /// Filter by tag IDs
-  List<String>? tagIds;
+  Optional<List<String>?> tagIds;
 
   /// Filter by taken date (after)
   ///
@@ -174,7 +174,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? takenAfter;
+  Optional<DateTime?> takenAfter;
 
   /// Filter by taken date (before)
   ///
@@ -183,7 +183,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? takenBefore;
+  Optional<DateTime?> takenBefore;
 
   /// Filter by trash date (after)
   ///
@@ -192,7 +192,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? trashedAfter;
+  Optional<DateTime?> trashedAfter;
 
   /// Filter by trash date (before)
   ///
@@ -201,7 +201,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? trashedBefore;
+  Optional<DateTime?> trashedBefore;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -209,7 +209,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetTypeEnum? type;
+  Optional<AssetTypeEnum?> type;
 
   /// Filter by update date (after)
   ///
@@ -218,7 +218,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? updatedAfter;
+  Optional<DateTime?> updatedAfter;
 
   /// Filter by update date (before)
   ///
@@ -227,7 +227,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  DateTime? updatedBefore;
+  Optional<DateTime?> updatedBefore;
 
   ///
   /// Please note: This property should have been non-nullable! Since the specification file
@@ -235,7 +235,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  AssetVisibility? visibility;
+  Optional<AssetVisibility?> visibility;
 
   /// Include deleted assets
   ///
@@ -244,7 +244,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withDeleted;
+  Optional<bool?> withDeleted;
 
   /// Include EXIF data in response
   ///
@@ -253,7 +253,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withExif;
+  Optional<bool?> withExif;
 
   /// Include people data in response
   ///
@@ -262,7 +262,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withPeople;
+  Optional<bool?> withPeople;
 
   /// Include stacked assets
   ///
@@ -271,7 +271,7 @@ class RandomSearchDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? withStacked;
+  Optional<bool?> withStacked;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is RandomSearchDto &&
@@ -349,173 +349,149 @@ class RandomSearchDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-      json[r'albumIds'] = this.albumIds;
+    if (this.albumIds.isPresent) {
-    if (this.city != null) {
+      final value = this.albumIds.value;
-      json[r'city'] = this.city;
+      json[r'albumIds'] = value;
-    } else {
-    //  json[r'city'] = null;
     }
-    if (this.country != null) {
+    if (this.city.isPresent) {
-      json[r'country'] = this.country;
+      final value = this.city.value;
-    } else {
+      json[r'city'] = value;
-    //  json[r'country'] = null;
     }
-    if (this.createdAfter != null) {
+    if (this.country.isPresent) {
-      json[r'createdAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.country.value;
-        ? this.createdAfter!.millisecondsSinceEpoch
+      json[r'country'] = value;
-        : this.createdAfter!.toUtc().toIso8601String();
-    } else {
-    //  json[r'createdAfter'] = null;
     }
-    if (this.createdBefore != null) {
+    if (this.createdAfter.isPresent) {
-      json[r'createdBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.createdAfter.value;
-        ? this.createdBefore!.millisecondsSinceEpoch
+      json[r'createdAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.createdBefore!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'createdBefore'] = null;
     }
-    if (this.isEncoded != null) {
+    if (this.createdBefore.isPresent) {
-      json[r'isEncoded'] = this.isEncoded;
+      final value = this.createdBefore.value;
-    } else {
+      json[r'createdBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'isEncoded'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.isFavorite != null) {
+    if (this.isEncoded.isPresent) {
-      json[r'isFavorite'] = this.isFavorite;
+      final value = this.isEncoded.value;
-    } else {
+      json[r'isEncoded'] = value;
-    //  json[r'isFavorite'] = null;
     }
-    if (this.isMotion != null) {
+    if (this.isFavorite.isPresent) {
-      json[r'isMotion'] = this.isMotion;
+      final value = this.isFavorite.value;
-    } else {
+      json[r'isFavorite'] = value;
-    //  json[r'isMotion'] = null;
     }
-    if (this.isNotInAlbum != null) {
+    if (this.isMotion.isPresent) {
-      json[r'isNotInAlbum'] = this.isNotInAlbum;
+      final value = this.isMotion.value;
-    } else {
+      json[r'isMotion'] = value;
-    //  json[r'isNotInAlbum'] = null;
     }
-    if (this.isOffline != null) {
+    if (this.isNotInAlbum.isPresent) {
-      json[r'isOffline'] = this.isOffline;
+      final value = this.isNotInAlbum.value;
-    } else {
+      json[r'isNotInAlbum'] = value;
-    //  json[r'isOffline'] = null;
     }
-    if (this.lensModel != null) {
+    if (this.isOffline.isPresent) {
-      json[r'lensModel'] = this.lensModel;
+      final value = this.isOffline.value;
-    } else {
+      json[r'isOffline'] = value;
-    //  json[r'lensModel'] = null;
     }
-    if (this.libraryId != null) {
+    if (this.lensModel.isPresent) {
-      json[r'libraryId'] = this.libraryId;
+      final value = this.lensModel.value;
-    } else {
+      json[r'lensModel'] = value;
-    //  json[r'libraryId'] = null;
     }
-    if (this.make != null) {
+    if (this.libraryId.isPresent) {
-      json[r'make'] = this.make;
+      final value = this.libraryId.value;
-    } else {
+      json[r'libraryId'] = value;
-    //  json[r'make'] = null;
     }
-    if (this.model != null) {
+    if (this.make.isPresent) {
-      json[r'model'] = this.model;
+      final value = this.make.value;
-    } else {
+      json[r'make'] = value;
-    //  json[r'model'] = null;
     }
-    if (this.ocr != null) {
+    if (this.model.isPresent) {
-      json[r'ocr'] = this.ocr;
+      final value = this.model.value;
-    } else {
+      json[r'model'] = value;
-    //  json[r'ocr'] = null;
     }
-      json[r'personIds'] = this.personIds;
+    if (this.ocr.isPresent) {
-    if (this.rating != null) {
+      final value = this.ocr.value;
-      json[r'rating'] = this.rating;
+      json[r'ocr'] = value;
-    } else {
-    //  json[r'rating'] = null;
     }
-    if (this.size != null) {
+    if (this.personIds.isPresent) {
-      json[r'size'] = this.size;
+      final value = this.personIds.value;
-    } else {
+      json[r'personIds'] = value;
-    //  json[r'size'] = null;
     }
-    if (this.state != null) {
+    if (this.rating.isPresent) {
-      json[r'state'] = this.state;
+      final value = this.rating.value;
-    } else {
+      json[r'rating'] = value;
-    //  json[r'state'] = null;
     }
-    if (this.tagIds != null) {
+    if (this.size.isPresent) {
-      json[r'tagIds'] = this.tagIds;
+      final value = this.size.value;
-    } else {
+      json[r'size'] = value;
-    //  json[r'tagIds'] = null;
     }
-    if (this.takenAfter != null) {
+    if (this.state.isPresent) {
-      json[r'takenAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.state.value;
-        ? this.takenAfter!.millisecondsSinceEpoch
+      json[r'state'] = value;
-        : this.takenAfter!.toUtc().toIso8601String();
-    } else {
-    //  json[r'takenAfter'] = null;
     }
-    if (this.takenBefore != null) {
+    if (this.tagIds.isPresent) {
-      json[r'takenBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.tagIds.value;
-        ? this.takenBefore!.millisecondsSinceEpoch
+      json[r'tagIds'] = value;
-        : this.takenBefore!.toUtc().toIso8601String();
-    } else {
-    //  json[r'takenBefore'] = null;
     }
-    if (this.trashedAfter != null) {
+    if (this.takenAfter.isPresent) {
-      json[r'trashedAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.takenAfter.value;
-        ? this.trashedAfter!.millisecondsSinceEpoch
+      json[r'takenAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.trashedAfter!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'trashedAfter'] = null;
     }
-    if (this.trashedBefore != null) {
+    if (this.takenBefore.isPresent) {
-      json[r'trashedBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.takenBefore.value;
-        ? this.trashedBefore!.millisecondsSinceEpoch
+      json[r'takenBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.trashedBefore!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'trashedBefore'] = null;
     }
-    if (this.type != null) {
+    if (this.trashedAfter.isPresent) {
-      json[r'type'] = this.type;
+      final value = this.trashedAfter.value;
-    } else {
+      json[r'trashedAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'type'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.updatedAfter != null) {
+    if (this.trashedBefore.isPresent) {
-      json[r'updatedAfter'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.trashedBefore.value;
-        ? this.updatedAfter!.millisecondsSinceEpoch
+      json[r'trashedBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-        : this.updatedAfter!.toUtc().toIso8601String();
+        ? value.millisecondsSinceEpoch
-    } else {
+        : value.toUtc().toIso8601String());
-    //  json[r'updatedAfter'] = null;
     }
-    if (this.updatedBefore != null) {
+    if (this.type.isPresent) {
-      json[r'updatedBefore'] = _isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
+      final value = this.type.value;
-        ? this.updatedBefore!.millisecondsSinceEpoch
+      json[r'type'] = value;
-        : this.updatedBefore!.toUtc().toIso8601String();
-    } else {
-    //  json[r'updatedBefore'] = null;
     }
-    if (this.visibility != null) {
+    if (this.updatedAfter.isPresent) {
-      json[r'visibility'] = this.visibility;
+      final value = this.updatedAfter.value;
-    } else {
+      json[r'updatedAfter'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'visibility'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.withDeleted != null) {
+    if (this.updatedBefore.isPresent) {
-      json[r'withDeleted'] = this.withDeleted;
+      final value = this.updatedBefore.value;
-    } else {
+      json[r'updatedBefore'] = value == null ? null : (_isEpochMarker(r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')
-    //  json[r'withDeleted'] = null;
+        ? value.millisecondsSinceEpoch
+        : value.toUtc().toIso8601String());
     }
-    if (this.withExif != null) {
+    if (this.visibility.isPresent) {
-      json[r'withExif'] = this.withExif;
+      final value = this.visibility.value;
-    } else {
+      json[r'visibility'] = value;
-    //  json[r'withExif'] = null;
     }
-    if (this.withPeople != null) {
+    if (this.withDeleted.isPresent) {
-      json[r'withPeople'] = this.withPeople;
+      final value = this.withDeleted.value;
-    } else {
+      json[r'withDeleted'] = value;
-    //  json[r'withPeople'] = null;
     }
-    if (this.withStacked != null) {
+    if (this.withExif.isPresent) {
-      json[r'withStacked'] = this.withStacked;
+      final value = this.withExif.value;
-    } else {
+      json[r'withExif'] = value;
-    //  json[r'withStacked'] = null;
+    }
+    if (this.withPeople.isPresent) {
+      final value = this.withPeople.value;
+      json[r'withPeople'] = value;
+    }
+    if (this.withStacked.isPresent) {
+      final value = this.withStacked.value;
+      json[r'withStacked'] = value;
     }
     return json;
   }
@@ -529,44 +505,44 @@ class RandomSearchDto {
       final json = value.cast<String, dynamic>();
 
       return RandomSearchDto(
-        albumIds: json[r'albumIds'] is Iterable
+        albumIds: json.containsKey(r'albumIds') ? Optional.present(json[r'albumIds'] is Iterable
             ? (json[r'albumIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        city: mapValueOfType<String>(json, r'city'),
+        city: json.containsKey(r'city') ? Optional.present(mapValueOfType<String>(json, r'city')) : const Optional.absent(),
-        country: mapValueOfType<String>(json, r'country'),
+        country: json.containsKey(r'country') ? Optional.present(mapValueOfType<String>(json, r'country')) : const Optional.absent(),
-        createdAfter: mapDateTime(json, r'createdAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        createdAfter: json.containsKey(r'createdAfter') ? Optional.present(mapDateTime(json, r'createdAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        createdBefore: mapDateTime(json, r'createdBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        createdBefore: json.containsKey(r'createdBefore') ? Optional.present(mapDateTime(json, r'createdBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        isEncoded: mapValueOfType<bool>(json, r'isEncoded'),
+        isEncoded: json.containsKey(r'isEncoded') ? Optional.present(mapValueOfType<bool>(json, r'isEncoded')) : const Optional.absent(),
-        isFavorite: mapValueOfType<bool>(json, r'isFavorite'),
+        isFavorite: json.containsKey(r'isFavorite') ? Optional.present(mapValueOfType<bool>(json, r'isFavorite')) : const Optional.absent(),
-        isMotion: mapValueOfType<bool>(json, r'isMotion'),
+        isMotion: json.containsKey(r'isMotion') ? Optional.present(mapValueOfType<bool>(json, r'isMotion')) : const Optional.absent(),
-        isNotInAlbum: mapValueOfType<bool>(json, r'isNotInAlbum'),
+        isNotInAlbum: json.containsKey(r'isNotInAlbum') ? Optional.present(mapValueOfType<bool>(json, r'isNotInAlbum')) : const Optional.absent(),
-        isOffline: mapValueOfType<bool>(json, r'isOffline'),
+        isOffline: json.containsKey(r'isOffline') ? Optional.present(mapValueOfType<bool>(json, r'isOffline')) : const Optional.absent(),
-        lensModel: mapValueOfType<String>(json, r'lensModel'),
+        lensModel: json.containsKey(r'lensModel') ? Optional.present(mapValueOfType<String>(json, r'lensModel')) : const Optional.absent(),
-        libraryId: mapValueOfType<String>(json, r'libraryId'),
+        libraryId: json.containsKey(r'libraryId') ? Optional.present(mapValueOfType<String>(json, r'libraryId')) : const Optional.absent(),
-        make: mapValueOfType<String>(json, r'make'),
+        make: json.containsKey(r'make') ? Optional.present(mapValueOfType<String>(json, r'make')) : const Optional.absent(),
-        model: mapValueOfType<String>(json, r'model'),
+        model: json.containsKey(r'model') ? Optional.present(mapValueOfType<String>(json, r'model')) : const Optional.absent(),
-        ocr: mapValueOfType<String>(json, r'ocr'),
+        ocr: json.containsKey(r'ocr') ? Optional.present(mapValueOfType<String>(json, r'ocr')) : const Optional.absent(),
-        personIds: json[r'personIds'] is Iterable
+        personIds: json.containsKey(r'personIds') ? Optional.present(json[r'personIds'] is Iterable
             ? (json[r'personIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        rating: mapValueOfType<int>(json, r'rating'),
+        rating: json.containsKey(r'rating') ? Optional.present(json[r'rating'] == null ? null : int.parse('${json[r'rating']}')) : const Optional.absent(),
-        size: mapValueOfType<int>(json, r'size'),
+        size: json.containsKey(r'size') ? Optional.present(json[r'size'] == null ? null : int.parse('${json[r'size']}')) : const Optional.absent(),
-        state: mapValueOfType<String>(json, r'state'),
+        state: json.containsKey(r'state') ? Optional.present(mapValueOfType<String>(json, r'state')) : const Optional.absent(),
-        tagIds: json[r'tagIds'] is Iterable
+        tagIds: json.containsKey(r'tagIds') ? Optional.present(json[r'tagIds'] is Iterable
             ? (json[r'tagIds'] as Iterable).cast<String>().toList(growable: false)
-            : const [],
+            : const []) : const Optional.absent(),
-        takenAfter: mapDateTime(json, r'takenAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        takenAfter: json.containsKey(r'takenAfter') ? Optional.present(mapDateTime(json, r'takenAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        takenBefore: mapDateTime(json, r'takenBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        takenBefore: json.containsKey(r'takenBefore') ? Optional.present(mapDateTime(json, r'takenBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        trashedAfter: mapDateTime(json, r'trashedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        trashedAfter: json.containsKey(r'trashedAfter') ? Optional.present(mapDateTime(json, r'trashedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        trashedBefore: mapDateTime(json, r'trashedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        trashedBefore: json.containsKey(r'trashedBefore') ? Optional.present(mapDateTime(json, r'trashedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        type: AssetTypeEnum.fromJson(json[r'type']),
+        type: json.containsKey(r'type') ? Optional.present(AssetTypeEnum.fromJson(json[r'type'])) : const Optional.absent(),
-        updatedAfter: mapDateTime(json, r'updatedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        updatedAfter: json.containsKey(r'updatedAfter') ? Optional.present(mapDateTime(json, r'updatedAfter', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        updatedBefore: mapDateTime(json, r'updatedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/'),
+        updatedBefore: json.containsKey(r'updatedBefore') ? Optional.present(mapDateTime(json, r'updatedBefore', r'/^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z))$/')) : const Optional.absent(),
-        visibility: AssetVisibility.fromJson(json[r'visibility']),
+        visibility: json.containsKey(r'visibility') ? Optional.present(AssetVisibility.fromJson(json[r'visibility'])) : const Optional.absent(),
-        withDeleted: mapValueOfType<bool>(json, r'withDeleted'),
+        withDeleted: json.containsKey(r'withDeleted') ? Optional.present(mapValueOfType<bool>(json, r'withDeleted')) : const Optional.absent(),
-        withExif: mapValueOfType<bool>(json, r'withExif'),
+        withExif: json.containsKey(r'withExif') ? Optional.present(mapValueOfType<bool>(json, r'withExif')) : const Optional.absent(),
-        withPeople: mapValueOfType<bool>(json, r'withPeople'),
+        withPeople: json.containsKey(r'withPeople') ? Optional.present(mapValueOfType<bool>(json, r'withPeople')) : const Optional.absent(),
-        withStacked: mapValueOfType<bool>(json, r'withStacked'),
+        withStacked: json.containsKey(r'withStacked') ? Optional.present(mapValueOfType<bool>(json, r'withStacked')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/ratings_update.dart

@@ -13,7 +13,7 @@ part of openapi.api;
 class RatingsUpdate {
   /// Returns a new [RatingsUpdate] instance.
   RatingsUpdate({
-    this.enabled,
+    this.enabled = const Optional.absent(),
   });
 
   /// Whether ratings are enabled
@@ -23,7 +23,7 @@ class RatingsUpdate {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  bool? enabled;
+  Optional<bool?> enabled;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is RatingsUpdate &&
@@ -39,10 +39,9 @@ class RatingsUpdate {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.enabled != null) {
+    if (this.enabled.isPresent) {
-      json[r'enabled'] = this.enabled;
+      final value = this.enabled.value;
-    } else {
+      json[r'enabled'] = value;
-    //  json[r'enabled'] = null;
     }
     return json;
   }
@@ -56,7 +55,7 @@ class RatingsUpdate {
       final json = value.cast<String, dynamic>();
 
       return RatingsUpdate(
-        enabled: mapValueOfType<bool>(json, r'enabled'),
+        enabled: json.containsKey(r'enabled') ? Optional.present(mapValueOfType<bool>(json, r'enabled')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/reverse_geocoding_state_response_dto.dart

@@ -42,12 +42,12 @@ class ReverseGeocodingStateResponseDto {
     if (this.lastImportFileName != null) {
       json[r'lastImportFileName'] = this.lastImportFileName;
     } else {
-    //  json[r'lastImportFileName'] = null;
+      json[r'lastImportFileName'] = null;
     }
     if (this.lastUpdate != null) {
       json[r'lastUpdate'] = this.lastUpdate;
     } else {
-    //  json[r'lastUpdate'] = null;
+      json[r'lastUpdate'] = null;
     }
     return json;
   }

mobile/openapi/lib/model/search_asset_response_dto.dart

@@ -67,7 +67,7 @@ class SearchAssetResponseDto {
     if (this.nextPage != null) {
       json[r'nextPage'] = this.nextPage;
     } else {
-    //  json[r'nextPage'] = null;
+      json[r'nextPage'] = null;
     }
       json[r'total'] = this.total;
     return json;

mobile/openapi/lib/model/server_about_response_dto.dart

@@ -13,25 +13,25 @@ part of openapi.api;
 class ServerAboutResponseDto {
   /// Returns a new [ServerAboutResponseDto] instance.
   ServerAboutResponseDto({
-    this.build,
+    this.build = const Optional.absent(),
-    this.buildImage,
+    this.buildImage = const Optional.absent(),
-    this.buildImageUrl,
+    this.buildImageUrl = const Optional.absent(),
-    this.buildUrl,
+    this.buildUrl = const Optional.absent(),
-    this.exiftool,
+    this.exiftool = const Optional.absent(),
-    this.ffmpeg,
+    this.ffmpeg = const Optional.absent(),
-    this.imagemagick,
+    this.imagemagick = const Optional.absent(),
-    this.libvips,
+    this.libvips = const Optional.absent(),
     required this.licensed,
-    this.nodejs,
+    this.nodejs = const Optional.absent(),
-    this.repository,
+    this.repository = const Optional.absent(),
-    this.repositoryUrl,
+    this.repositoryUrl = const Optional.absent(),
-    this.sourceCommit,
+    this.sourceCommit = const Optional.absent(),
-    this.sourceRef,
+    this.sourceRef = const Optional.absent(),
-    this.sourceUrl,
+    this.sourceUrl = const Optional.absent(),
-    this.thirdPartyBugFeatureUrl,
+    this.thirdPartyBugFeatureUrl = const Optional.absent(),
-    this.thirdPartyDocumentationUrl,
+    this.thirdPartyDocumentationUrl = const Optional.absent(),
-    this.thirdPartySourceUrl,
+    this.thirdPartySourceUrl = const Optional.absent(),
-    this.thirdPartySupportUrl,
+    this.thirdPartySupportUrl = const Optional.absent(),
     required this.version,
     required this.versionUrl,
   });
@@ -43,7 +43,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? build;
+  Optional<String?> build;
 
   /// Build image name
   ///
@@ -52,7 +52,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? buildImage;
+  Optional<String?> buildImage;
 
   /// Build image URL
   ///
@@ -61,7 +61,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? buildImageUrl;
+  Optional<String?> buildImageUrl;
 
   /// Build URL
   ///
@@ -70,7 +70,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? buildUrl;
+  Optional<String?> buildUrl;
 
   /// ExifTool version
   ///
@@ -79,7 +79,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? exiftool;
+  Optional<String?> exiftool;
 
   /// FFmpeg version
   ///
@@ -88,7 +88,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? ffmpeg;
+  Optional<String?> ffmpeg;
 
   /// ImageMagick version
   ///
@@ -97,7 +97,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? imagemagick;
+  Optional<String?> imagemagick;
 
   /// libvips version
   ///
@@ -106,7 +106,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? libvips;
+  Optional<String?> libvips;
 
   /// Whether the server is licensed
   bool licensed;
@@ -118,7 +118,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? nodejs;
+  Optional<String?> nodejs;
 
   /// Repository name
   ///
@@ -127,7 +127,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? repository;
+  Optional<String?> repository;
 
   /// Repository URL
   ///
@@ -136,7 +136,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? repositoryUrl;
+  Optional<String?> repositoryUrl;
 
   /// Source commit hash
   ///
@@ -145,7 +145,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? sourceCommit;
+  Optional<String?> sourceCommit;
 
   /// Source reference (branch/tag)
   ///
@@ -154,7 +154,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? sourceRef;
+  Optional<String?> sourceRef;
 
   /// Source URL
   ///
@@ -163,7 +163,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? sourceUrl;
+  Optional<String?> sourceUrl;
 
   /// Third-party bug/feature URL
   ///
@@ -172,7 +172,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? thirdPartyBugFeatureUrl;
+  Optional<String?> thirdPartyBugFeatureUrl;
 
   /// Third-party documentation URL
   ///
@@ -181,7 +181,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? thirdPartyDocumentationUrl;
+  Optional<String?> thirdPartyDocumentationUrl;
 
   /// Third-party source URL
   ///
@@ -190,7 +190,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? thirdPartySourceUrl;
+  Optional<String?> thirdPartySourceUrl;
 
   /// Third-party support URL
   ///
@@ -199,7 +199,7 @@ class ServerAboutResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? thirdPartySupportUrl;
+  Optional<String?> thirdPartySupportUrl;
 
   /// Server version
   String version;
@@ -261,96 +261,78 @@ class ServerAboutResponseDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.build != null) {
+    if (this.build.isPresent) {
-      json[r'build'] = this.build;
+      final value = this.build.value;
-    } else {
+      json[r'build'] = value;
-    //  json[r'build'] = null;
     }
-    if (this.buildImage != null) {
+    if (this.buildImage.isPresent) {
-      json[r'buildImage'] = this.buildImage;
+      final value = this.buildImage.value;
-    } else {
+      json[r'buildImage'] = value;
-    //  json[r'buildImage'] = null;
     }
-    if (this.buildImageUrl != null) {
+    if (this.buildImageUrl.isPresent) {
-      json[r'buildImageUrl'] = this.buildImageUrl;
+      final value = this.buildImageUrl.value;
-    } else {
+      json[r'buildImageUrl'] = value;
-    //  json[r'buildImageUrl'] = null;
     }
-    if (this.buildUrl != null) {
+    if (this.buildUrl.isPresent) {
-      json[r'buildUrl'] = this.buildUrl;
+      final value = this.buildUrl.value;
-    } else {
+      json[r'buildUrl'] = value;
-    //  json[r'buildUrl'] = null;
     }
-    if (this.exiftool != null) {
+    if (this.exiftool.isPresent) {
-      json[r'exiftool'] = this.exiftool;
+      final value = this.exiftool.value;
-    } else {
+      json[r'exiftool'] = value;
-    //  json[r'exiftool'] = null;
     }
-    if (this.ffmpeg != null) {
+    if (this.ffmpeg.isPresent) {
-      json[r'ffmpeg'] = this.ffmpeg;
+      final value = this.ffmpeg.value;
-    } else {
+      json[r'ffmpeg'] = value;
-    //  json[r'ffmpeg'] = null;
     }
-    if (this.imagemagick != null) {
+    if (this.imagemagick.isPresent) {
-      json[r'imagemagick'] = this.imagemagick;
+      final value = this.imagemagick.value;
-    } else {
+      json[r'imagemagick'] = value;
-    //  json[r'imagemagick'] = null;
     }
-    if (this.libvips != null) {
+    if (this.libvips.isPresent) {
-      json[r'libvips'] = this.libvips;
+      final value = this.libvips.value;
-    } else {
+      json[r'libvips'] = value;
-    //  json[r'libvips'] = null;
     }
       json[r'licensed'] = this.licensed;
-    if (this.nodejs != null) {
+    if (this.nodejs.isPresent) {
-      json[r'nodejs'] = this.nodejs;
+      final value = this.nodejs.value;
-    } else {
+      json[r'nodejs'] = value;
-    //  json[r'nodejs'] = null;
     }
-    if (this.repository != null) {
+    if (this.repository.isPresent) {
-      json[r'repository'] = this.repository;
+      final value = this.repository.value;
-    } else {
+      json[r'repository'] = value;
-    //  json[r'repository'] = null;
     }
-    if (this.repositoryUrl != null) {
+    if (this.repositoryUrl.isPresent) {
-      json[r'repositoryUrl'] = this.repositoryUrl;
+      final value = this.repositoryUrl.value;
-    } else {
+      json[r'repositoryUrl'] = value;
-    //  json[r'repositoryUrl'] = null;
     }
-    if (this.sourceCommit != null) {
+    if (this.sourceCommit.isPresent) {
-      json[r'sourceCommit'] = this.sourceCommit;
+      final value = this.sourceCommit.value;
-    } else {
+      json[r'sourceCommit'] = value;
-    //  json[r'sourceCommit'] = null;
     }
-    if (this.sourceRef != null) {
+    if (this.sourceRef.isPresent) {
-      json[r'sourceRef'] = this.sourceRef;
+      final value = this.sourceRef.value;
-    } else {
+      json[r'sourceRef'] = value;
-    //  json[r'sourceRef'] = null;
     }
-    if (this.sourceUrl != null) {
+    if (this.sourceUrl.isPresent) {
-      json[r'sourceUrl'] = this.sourceUrl;
+      final value = this.sourceUrl.value;
-    } else {
+      json[r'sourceUrl'] = value;
-    //  json[r'sourceUrl'] = null;
     }
-    if (this.thirdPartyBugFeatureUrl != null) {
+    if (this.thirdPartyBugFeatureUrl.isPresent) {
-      json[r'thirdPartyBugFeatureUrl'] = this.thirdPartyBugFeatureUrl;
+      final value = this.thirdPartyBugFeatureUrl.value;
-    } else {
+      json[r'thirdPartyBugFeatureUrl'] = value;
-    //  json[r'thirdPartyBugFeatureUrl'] = null;
     }
-    if (this.thirdPartyDocumentationUrl != null) {
+    if (this.thirdPartyDocumentationUrl.isPresent) {
-      json[r'thirdPartyDocumentationUrl'] = this.thirdPartyDocumentationUrl;
+      final value = this.thirdPartyDocumentationUrl.value;
-    } else {
+      json[r'thirdPartyDocumentationUrl'] = value;
-    //  json[r'thirdPartyDocumentationUrl'] = null;
     }
-    if (this.thirdPartySourceUrl != null) {
+    if (this.thirdPartySourceUrl.isPresent) {
-      json[r'thirdPartySourceUrl'] = this.thirdPartySourceUrl;
+      final value = this.thirdPartySourceUrl.value;
-    } else {
+      json[r'thirdPartySourceUrl'] = value;
-    //  json[r'thirdPartySourceUrl'] = null;
     }
-    if (this.thirdPartySupportUrl != null) {
+    if (this.thirdPartySupportUrl.isPresent) {
-      json[r'thirdPartySupportUrl'] = this.thirdPartySupportUrl;
+      final value = this.thirdPartySupportUrl.value;
-    } else {
+      json[r'thirdPartySupportUrl'] = value;
-    //  json[r'thirdPartySupportUrl'] = null;
     }
       json[r'version'] = this.version;
       json[r'versionUrl'] = this.versionUrl;
@@ -366,25 +348,25 @@ class ServerAboutResponseDto {
       final json = value.cast<String, dynamic>();
 
       return ServerAboutResponseDto(
-        build: mapValueOfType<String>(json, r'build'),
+        build: json.containsKey(r'build') ? Optional.present(mapValueOfType<String>(json, r'build')) : const Optional.absent(),
-        buildImage: mapValueOfType<String>(json, r'buildImage'),
+        buildImage: json.containsKey(r'buildImage') ? Optional.present(mapValueOfType<String>(json, r'buildImage')) : const Optional.absent(),
-        buildImageUrl: mapValueOfType<String>(json, r'buildImageUrl'),
+        buildImageUrl: json.containsKey(r'buildImageUrl') ? Optional.present(mapValueOfType<String>(json, r'buildImageUrl')) : const Optional.absent(),
-        buildUrl: mapValueOfType<String>(json, r'buildUrl'),
+        buildUrl: json.containsKey(r'buildUrl') ? Optional.present(mapValueOfType<String>(json, r'buildUrl')) : const Optional.absent(),
-        exiftool: mapValueOfType<String>(json, r'exiftool'),
+        exiftool: json.containsKey(r'exiftool') ? Optional.present(mapValueOfType<String>(json, r'exiftool')) : const Optional.absent(),
-        ffmpeg: mapValueOfType<String>(json, r'ffmpeg'),
+        ffmpeg: json.containsKey(r'ffmpeg') ? Optional.present(mapValueOfType<String>(json, r'ffmpeg')) : const Optional.absent(),
-        imagemagick: mapValueOfType<String>(json, r'imagemagick'),
+        imagemagick: json.containsKey(r'imagemagick') ? Optional.present(mapValueOfType<String>(json, r'imagemagick')) : const Optional.absent(),
-        libvips: mapValueOfType<String>(json, r'libvips'),
+        libvips: json.containsKey(r'libvips') ? Optional.present(mapValueOfType<String>(json, r'libvips')) : const Optional.absent(),
         licensed: mapValueOfType<bool>(json, r'licensed')!,
-        nodejs: mapValueOfType<String>(json, r'nodejs'),
+        nodejs: json.containsKey(r'nodejs') ? Optional.present(mapValueOfType<String>(json, r'nodejs')) : const Optional.absent(),
-        repository: mapValueOfType<String>(json, r'repository'),
+        repository: json.containsKey(r'repository') ? Optional.present(mapValueOfType<String>(json, r'repository')) : const Optional.absent(),
-        repositoryUrl: mapValueOfType<String>(json, r'repositoryUrl'),
+        repositoryUrl: json.containsKey(r'repositoryUrl') ? Optional.present(mapValueOfType<String>(json, r'repositoryUrl')) : const Optional.absent(),
-        sourceCommit: mapValueOfType<String>(json, r'sourceCommit'),
+        sourceCommit: json.containsKey(r'sourceCommit') ? Optional.present(mapValueOfType<String>(json, r'sourceCommit')) : const Optional.absent(),
-        sourceRef: mapValueOfType<String>(json, r'sourceRef'),
+        sourceRef: json.containsKey(r'sourceRef') ? Optional.present(mapValueOfType<String>(json, r'sourceRef')) : const Optional.absent(),
-        sourceUrl: mapValueOfType<String>(json, r'sourceUrl'),
+        sourceUrl: json.containsKey(r'sourceUrl') ? Optional.present(mapValueOfType<String>(json, r'sourceUrl')) : const Optional.absent(),
-        thirdPartyBugFeatureUrl: mapValueOfType<String>(json, r'thirdPartyBugFeatureUrl'),
+        thirdPartyBugFeatureUrl: json.containsKey(r'thirdPartyBugFeatureUrl') ? Optional.present(mapValueOfType<String>(json, r'thirdPartyBugFeatureUrl')) : const Optional.absent(),
-        thirdPartyDocumentationUrl: mapValueOfType<String>(json, r'thirdPartyDocumentationUrl'),
+        thirdPartyDocumentationUrl: json.containsKey(r'thirdPartyDocumentationUrl') ? Optional.present(mapValueOfType<String>(json, r'thirdPartyDocumentationUrl')) : const Optional.absent(),
-        thirdPartySourceUrl: mapValueOfType<String>(json, r'thirdPartySourceUrl'),
+        thirdPartySourceUrl: json.containsKey(r'thirdPartySourceUrl') ? Optional.present(mapValueOfType<String>(json, r'thirdPartySourceUrl')) : const Optional.absent(),
-        thirdPartySupportUrl: mapValueOfType<String>(json, r'thirdPartySupportUrl'),
+        thirdPartySupportUrl: json.containsKey(r'thirdPartySupportUrl') ? Optional.present(mapValueOfType<String>(json, r'thirdPartySupportUrl')) : const Optional.absent(),
         version: mapValueOfType<String>(json, r'version')!,
         versionUrl: mapValueOfType<String>(json, r'versionUrl')!,
       );

mobile/openapi/lib/model/server_storage_response_dto.dart

@@ -101,7 +101,7 @@ class ServerStorageResponseDto {
         diskAvailableRaw: mapValueOfType<int>(json, r'diskAvailableRaw')!,
         diskSize: mapValueOfType<String>(json, r'diskSize')!,
         diskSizeRaw: mapValueOfType<int>(json, r'diskSizeRaw')!,
-        diskUsagePercentage: (mapValueOfType<num>(json, r'diskUsagePercentage')!).toDouble(),
+        diskUsagePercentage: mapValueOfType<double>(json, r'diskUsagePercentage')!,
         diskUse: mapValueOfType<String>(json, r'diskUse')!,
         diskUseRaw: mapValueOfType<int>(json, r'diskUseRaw')!,
       );

mobile/openapi/lib/model/server_version_response_dto.dart

@@ -69,7 +69,7 @@ class ServerVersionResponseDto {
     if (this.prerelease != null) {
       json[r'prerelease'] = this.prerelease;
     } else {
-    //  json[r'prerelease'] = null;
+      json[r'prerelease'] = null;
     }
     return json;
   }

mobile/openapi/lib/model/session_create_dto.dart

@@ -13,9 +13,9 @@ part of openapi.api;
 class SessionCreateDto {
   /// Returns a new [SessionCreateDto] instance.
   SessionCreateDto({
-    this.deviceOS,
+    this.deviceOS = const Optional.absent(),
-    this.deviceType,
+    this.deviceType = const Optional.absent(),
-    this.duration,
+    this.duration = const Optional.absent(),
   });
 
   /// Device OS
@@ -25,7 +25,7 @@ class SessionCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? deviceOS;
+  Optional<String?> deviceOS;
 
   /// Device type
   ///
@@ -34,7 +34,7 @@ class SessionCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? deviceType;
+  Optional<String?> deviceType;
 
   /// Session duration in seconds
   ///
@@ -46,7 +46,7 @@ class SessionCreateDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  int? duration;
+  Optional<int?> duration;
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is SessionCreateDto &&
@@ -66,20 +66,17 @@ class SessionCreateDto {
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
-    if (this.deviceOS != null) {
+    if (this.deviceOS.isPresent) {
-      json[r'deviceOS'] = this.deviceOS;
+      final value = this.deviceOS.value;
-    } else {
+      json[r'deviceOS'] = value;
-    //  json[r'deviceOS'] = null;
     }
-    if (this.deviceType != null) {
+    if (this.deviceType.isPresent) {
-      json[r'deviceType'] = this.deviceType;
+      final value = this.deviceType.value;
-    } else {
+      json[r'deviceType'] = value;
-    //  json[r'deviceType'] = null;
     }
-    if (this.duration != null) {
+    if (this.duration.isPresent) {
-      json[r'duration'] = this.duration;
+      final value = this.duration.value;
-    } else {
+      json[r'duration'] = value;
-    //  json[r'duration'] = null;
     }
     return json;
   }
@@ -93,9 +90,9 @@ class SessionCreateDto {
       final json = value.cast<String, dynamic>();
 
       return SessionCreateDto(
-        deviceOS: mapValueOfType<String>(json, r'deviceOS'),
+        deviceOS: json.containsKey(r'deviceOS') ? Optional.present(mapValueOfType<String>(json, r'deviceOS')) : const Optional.absent(),
-        deviceType: mapValueOfType<String>(json, r'deviceType'),
+        deviceType: json.containsKey(r'deviceType') ? Optional.present(mapValueOfType<String>(json, r'deviceType')) : const Optional.absent(),
-        duration: mapValueOfType<int>(json, r'duration'),
+        duration: json.containsKey(r'duration') ? Optional.present(json[r'duration'] == null ? null : int.parse('${json[r'duration']}')) : const Optional.absent(),
       );
     }
     return null;

mobile/openapi/lib/model/session_create_response_dto.dart

@@ -18,7 +18,7 @@ class SessionCreateResponseDto {
     required this.current,
     required this.deviceOS,
     required this.deviceType,
-    this.expiresAt,
+    this.expiresAt = const Optional.absent(),
     required this.id,
     required this.isPendingSyncReset,
     required this.token,
@@ -47,7 +47,7 @@ class SessionCreateResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? expiresAt;
+  Optional<String?> expiresAt;
 
   /// Session ID
   String id;
@@ -96,16 +96,15 @@ class SessionCreateResponseDto {
     if (this.appVersion != null) {
       json[r'appVersion'] = this.appVersion;
     } else {
-    //  json[r'appVersion'] = null;
+      json[r'appVersion'] = null;
     }
       json[r'createdAt'] = this.createdAt;
       json[r'current'] = this.current;
       json[r'deviceOS'] = this.deviceOS;
       json[r'deviceType'] = this.deviceType;
-    if (this.expiresAt != null) {
+    if (this.expiresAt.isPresent) {
-      json[r'expiresAt'] = this.expiresAt;
+      final value = this.expiresAt.value;
-    } else {
+      json[r'expiresAt'] = value;
-    //  json[r'expiresAt'] = null;
     }
       json[r'id'] = this.id;
       json[r'isPendingSyncReset'] = this.isPendingSyncReset;
@@ -128,7 +127,7 @@ class SessionCreateResponseDto {
         current: mapValueOfType<bool>(json, r'current')!,
         deviceOS: mapValueOfType<String>(json, r'deviceOS')!,
         deviceType: mapValueOfType<String>(json, r'deviceType')!,
-        expiresAt: mapValueOfType<String>(json, r'expiresAt'),
+        expiresAt: json.containsKey(r'expiresAt') ? Optional.present(mapValueOfType<String>(json, r'expiresAt')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
         isPendingSyncReset: mapValueOfType<bool>(json, r'isPendingSyncReset')!,
         token: mapValueOfType<String>(json, r'token')!,

mobile/openapi/lib/model/session_response_dto.dart

@@ -18,7 +18,7 @@ class SessionResponseDto {
     required this.current,
     required this.deviceOS,
     required this.deviceType,
-    this.expiresAt,
+    this.expiresAt = const Optional.absent(),
     required this.id,
     required this.isPendingSyncReset,
     required this.updatedAt,
@@ -46,7 +46,7 @@ class SessionResponseDto {
   /// source code must fall back to having a nullable type.
   /// Consider adding a "default:" property in the specification file to hide this note.
   ///
-  String? expiresAt;
+  Optional<String?> expiresAt;
 
   /// Session ID
   String id;
@@ -90,16 +90,15 @@ class SessionResponseDto {
     if (this.appVersion != null) {
       json[r'appVersion'] = this.appVersion;
     } else {
-    //  json[r'appVersion'] = null;
+      json[r'appVersion'] = null;
     }
       json[r'createdAt'] = this.createdAt;
       json[r'current'] = this.current;
       json[r'deviceOS'] = this.deviceOS;
       json[r'deviceType'] = this.deviceType;
-    if (this.expiresAt != null) {
+    if (this.expiresAt.isPresent) {
-      json[r'expiresAt'] = this.expiresAt;
+      final value = this.expiresAt.value;
-    } else {
+      json[r'expiresAt'] = value;
-    //  json[r'expiresAt'] = null;
     }
       json[r'id'] = this.id;
       json[r'isPendingSyncReset'] = this.isPendingSyncReset;
@@ -121,7 +120,7 @@ class SessionResponseDto {
         current: mapValueOfType<bool>(json, r'current')!,
         deviceOS: mapValueOfType<String>(json, r'deviceOS')!,
         deviceType: mapValueOfType<String>(json, r'deviceType')!,
-        expiresAt: mapValueOfType<String>(json, r'expiresAt'),
+        expiresAt: json.containsKey(r'expiresAt') ? Optional.present(mapValueOfType<String>(json, r'expiresAt')) : const Optional.absent(),
         id: mapValueOfType<String>(json, r'id')!,
         isPendingSyncReset: mapValueOfType<bool>(json, r'isPendingSyncReset')!,
         updatedAt: mapValueOfType<String>(json, r'updatedAt')!,