Source Code added

mobile/lib/providers/album/album_viewer.provider.dart

@@ -0,0 +1,74 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/entities/album.entity.dart';
+import 'package:immich_mobile/models/albums/album_viewer_page_state.model.dart';
+import 'package:immich_mobile/services/album.service.dart';
+
+class AlbumViewerNotifier extends StateNotifier<AlbumViewerPageState> {
+  AlbumViewerNotifier(this.ref)
+    : super(const AlbumViewerPageState(editTitleText: "", isEditAlbum: false, editDescriptionText: ""));
+
+  final Ref ref;
+
+  void enableEditAlbum() {
+    state = state.copyWith(isEditAlbum: true);
+  }
+
+  void disableEditAlbum() {
+    state = state.copyWith(isEditAlbum: false);
+  }
+
+  void setEditTitleText(String newTitle) {
+    state = state.copyWith(editTitleText: newTitle);
+  }
+
+  void setEditDescriptionText(String newDescription) {
+    state = state.copyWith(editDescriptionText: newDescription);
+  }
+
+  void remoteEditTitleText() {
+    state = state.copyWith(editTitleText: "");
+  }
+
+  void remoteEditDescriptionText() {
+    state = state.copyWith(editDescriptionText: "");
+  }
+
+  void resetState() {
+    state = state.copyWith(editTitleText: "", isEditAlbum: false, editDescriptionText: "");
+  }
+
+  Future<bool> changeAlbumTitle(Album album, String newAlbumTitle) async {
+    AlbumService service = ref.watch(albumServiceProvider);
+
+    bool isSuccess = await service.changeTitleAlbum(album, newAlbumTitle);
+
+    if (isSuccess) {
+      state = state.copyWith(editTitleText: "", isEditAlbum: false);
+
+      return true;
+    }
+
+    state = state.copyWith(editTitleText: "", isEditAlbum: false);
+    return false;
+  }
+
+  Future<bool> changeAlbumDescription(Album album, String newAlbumDescription) async {
+    AlbumService service = ref.watch(albumServiceProvider);
+
+    bool isSuccess = await service.changeDescriptionAlbum(album, newAlbumDescription);
+
+    if (isSuccess) {
+      state = state.copyWith(editDescriptionText: "", isEditAlbum: false);
+
+      return true;
+    }
+
+    state = state.copyWith(editDescriptionText: "", isEditAlbum: false);
+
+    return false;
+  }
+}
+
+final albumViewerProvider = StateNotifierProvider<AlbumViewerNotifier, AlbumViewerPageState>((ref) {
+  return AlbumViewerNotifier(ref);
+});