feat(mobile): enhance download operations (#12973)

* add packages

* create download task

* show progress

* save video and image

* show progress info

* live photo wip

* download and link live photos

* Update list of assets

* wip

* correct progress

* add state to download

* revert unncessary change

* repository pattern

* translation

* remove unused code

* update method call from repository

* remove unused variable

* handle multiple livephotos download

* remove logging statement

* lint

* not removing all records

mobile/lib/models/asset_viewer/asset_viewer_page_state.model.dart

@@ -1,55 +0,0 @@
-import 'dart:convert';
-
-enum DownloadAssetStatus { idle, loading, success, error }
-
-class AssetViewerPageState {
-  // enum
-  final DownloadAssetStatus downloadAssetStatus;
-
-  AssetViewerPageState({
-    required this.downloadAssetStatus,
-  });
-
-  AssetViewerPageState copyWith({
-    DownloadAssetStatus? downloadAssetStatus,
-  }) {
-    return AssetViewerPageState(
-      downloadAssetStatus: downloadAssetStatus ?? this.downloadAssetStatus,
-    );
-  }
-
-  Map<String, dynamic> toMap() {
-    final result = <String, dynamic>{};
-
-    result.addAll({'downloadAssetStatus': downloadAssetStatus.index});
-
-    return result;
-  }
-
-  factory AssetViewerPageState.fromMap(Map<String, dynamic> map) {
-    return AssetViewerPageState(
-      downloadAssetStatus:
-          DownloadAssetStatus.values[map['downloadAssetStatus'] ?? 0],
-    );
-  }
-
-  String toJson() => json.encode(toMap());
-
-  factory AssetViewerPageState.fromJson(String source) =>
-      AssetViewerPageState.fromMap(json.decode(source));
-
-  @override
-  String toString() =>
-      'ImageViewerPageState(downloadAssetStatus: $downloadAssetStatus)';
-
-  @override
-  bool operator ==(Object other) {
-    if (identical(this, other)) return true;
-
-    return other is AssetViewerPageState &&
-        other.downloadAssetStatus == downloadAssetStatus;
-  }
-
-  @override
-  int get hashCode => downloadAssetStatus.hashCode;
-}

mobile/lib/models/download/download_state.model.dart

@@ -0,0 +1,109 @@
+// ignore_for_file: public_member_api_docs, sort_constructors_first
+import 'dart:convert';
+
+import 'package:background_downloader/background_downloader.dart';
+import 'package:collection/collection.dart';
+
+class DownloadInfo {
+  final String fileName;
+  final double progress;
+  // enum
+  final TaskStatus status;
+
+  DownloadInfo({
+    required this.fileName,
+    required this.progress,
+    required this.status,
+  });
+
+  DownloadInfo copyWith({
+    String? fileName,
+    double? progress,
+    TaskStatus? status,
+  }) {
+    return DownloadInfo(
+      fileName: fileName ?? this.fileName,
+      progress: progress ?? this.progress,
+      status: status ?? this.status,
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return <String, dynamic>{
+      'fileName': fileName,
+      'progress': progress,
+      'status': status.index,
+    };
+  }
+
+  factory DownloadInfo.fromMap(Map<String, dynamic> map) {
+    return DownloadInfo(
+      fileName: map['fileName'] as String,
+      progress: map['progress'] as double,
+      status: TaskStatus.values[map['status'] as int],
+    );
+  }
+
+  String toJson() => json.encode(toMap());
+
+  factory DownloadInfo.fromJson(String source) =>
+      DownloadInfo.fromMap(json.decode(source) as Map<String, dynamic>);
+
+  @override
+  String toString() =>
+      'DownloadInfo(fileName: $fileName, progress: $progress, status: $status)';
+
+  @override
+  bool operator ==(covariant DownloadInfo other) {
+    if (identical(this, other)) return true;
+
+    return other.fileName == fileName &&
+        other.progress == progress &&
+        other.status == status;
+  }
+
+  @override
+  int get hashCode => fileName.hashCode ^ progress.hashCode ^ status.hashCode;
+}
+
+class DownloadState {
+  // enum
+  final TaskStatus downloadStatus;
+  final Map<String, DownloadInfo> taskProgress;
+  final bool showProgress;
+  DownloadState({
+    required this.downloadStatus,
+    required this.taskProgress,
+    required this.showProgress,
+  });
+
+  DownloadState copyWith({
+    TaskStatus? downloadStatus,
+    Map<String, DownloadInfo>? taskProgress,
+    bool? showProgress,
+  }) {
+    return DownloadState(
+      downloadStatus: downloadStatus ?? this.downloadStatus,
+      taskProgress: taskProgress ?? this.taskProgress,
+      showProgress: showProgress ?? this.showProgress,
+    );
+  }
+
+  @override
+  String toString() =>
+      'DownloadState(downloadStatus: $downloadStatus, taskProgress: $taskProgress, showProgress: $showProgress)';
+
+  @override
+  bool operator ==(covariant DownloadState other) {
+    if (identical(this, other)) return true;
+    final mapEquals = const DeepCollectionEquality().equals;
+
+    return other.downloadStatus == downloadStatus &&
+        mapEquals(other.taskProgress, taskProgress) &&
+        other.showProgress == showProgress;
+  }
+
+  @override
+  int get hashCode =>
+      downloadStatus.hashCode ^ taskProgress.hashCode ^ showProgress.hashCode;
+}

mobile/lib/models/download/livephotos_medatada.model.dart

@@ -0,0 +1,60 @@
+// ignore_for_file: public_member_api_docs, sort_constructors_first
+import 'dart:convert';
+
+enum LivePhotosPart {
+  video,
+  image,
+}
+
+class LivePhotosMetadata {
+  // enum
+  LivePhotosPart part;
+
+  String id;
+  LivePhotosMetadata({
+    required this.part,
+    required this.id,
+  });
+
+  LivePhotosMetadata copyWith({
+    LivePhotosPart? part,
+    String? id,
+  }) {
+    return LivePhotosMetadata(
+      part: part ?? this.part,
+      id: id ?? this.id,
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return <String, dynamic>{
+      'part': part.index,
+      'id': id,
+    };
+  }
+
+  factory LivePhotosMetadata.fromMap(Map<String, dynamic> map) {
+    return LivePhotosMetadata(
+      part: LivePhotosPart.values[map['part'] as int],
+      id: map['id'] as String,
+    );
+  }
+
+  String toJson() => json.encode(toMap());
+
+  factory LivePhotosMetadata.fromJson(String source) =>
+      LivePhotosMetadata.fromMap(json.decode(source) as Map<String, dynamic>);
+
+  @override
+  String toString() => 'LivePhotosMetadata(part: $part, id: $id)';
+
+  @override
+  bool operator ==(covariant LivePhotosMetadata other) {
+    if (identical(this, other)) return true;
+
+    return other.part == part && other.id == id;
+  }
+
+  @override
+  int get hashCode => part.hashCode ^ id.hashCode;
+}