fix(mobile): Fixed iOS 16 overflow cache and memory leaked in gallery viewer. (#700)

mobile/lib/modules/asset_viewer/ui/remote_photo_view.dart

@@ -1,5 +1,4 @@
 import 'package:cached_network_image/cached_network_image.dart';
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:photo_view/photo_view.dart';
 
@@ -58,14 +57,6 @@ class _RemotePhotoViewState extends State<RemotePhotoView> {
     widget.isZoomedFunction();
   }
 
-  void _fireStartLoadingEvent() {
-    widget.onLoadingStart();
-  }
-
-  void _fireFinishedLoadingEvent() {
-    widget.onLoadingCompleted();
-  }
-
   CachedNetworkImageProvider _authorizedImageProvider(
     String url,
     String cacheKey,
@@ -94,12 +85,6 @@ class _RemotePhotoViewState extends State<RemotePhotoView> {
 
     if (!mounted) return;
 
-    if (newStatus != _RemoteImageStatus.full) {
-      _fireStartLoadingEvent();
-    } else {
-      _fireFinishedLoadingEvent();
-    }
-
     setState(() {
       _status = newStatus;
       _imageProvider = provider;
@@ -147,21 +132,23 @@ class _RemotePhotoViewState extends State<RemotePhotoView> {
 
   @override
   void initState() {
-    _loadImages();
     super.initState();
+    _loadImages();
   }
 
   @override
   void dispose() async {
     super.dispose();
-    await thumbnailProvider.evict();
-    await fullProvider.evict();
 
-    if (widget.previewUrl != null) {
+    if (_status == _RemoteImageStatus.full) {
+      await fullProvider.evict();
+    } else if (_status == _RemoteImageStatus.preview) {
       await previewProvider.evict();
+    } else if (_status == _RemoteImageStatus.thumbnail) {
+      await thumbnailProvider.evict();
     }
 
-    _imageProvider.evict();
+    await _imageProvider.evict();
   }
 }
 
@@ -176,8 +163,6 @@ class RemotePhotoView extends StatefulWidget {
     required this.onSwipeDown,
     required this.onSwipeUp,
     this.previewUrl,
-    required this.onLoadingCompleted,
-    required this.onLoadingStart,
     required this.cacheKey,
   }) : super(key: key);
 
@@ -185,8 +170,6 @@ class RemotePhotoView extends StatefulWidget {
   final String imageUrl;
   final String authToken;
   final String? previewUrl;
-  final Function onLoadingCompleted;
-  final Function onLoadingStart;
   final String cacheKey;
 
   final void Function() onSwipeDown;

mobile/lib/modules/asset_viewer/ui/top_control_app_bar.dart

@@ -24,11 +24,9 @@ class TopControlAppBar extends ConsumerWidget with PreferredSizeWidget {
     double iconSize = 18.0;
 
     return AppBar(
-      // iconTheme: IconThemeData(color: Colors.grey[100]),
-      // actionsIconTheme: IconThemeData(color: Colors.grey[100]),
       foregroundColor: Colors.grey[100],
       toolbarHeight: 60,
-      backgroundColor: Colors.black,
+      backgroundColor: Colors.transparent,
       leading: IconButton(
         onPressed: () {
           AutoRouter.of(context).pop();

mobile/lib/modules/asset_viewer/views/gallery_viewer.dart

@@ -121,8 +121,6 @@ class GalleryViewerPage extends HookConsumerWidget {
                 authToken: 'Bearer ${box.get(accessTokenKey)}',
                 isZoomedFunction: isZoomedMethod,
                 isZoomedListener: isZoomedListener,
-                onLoadingCompleted: () => {},
-                onLoadingStart: () => {},
                 asset: assetList[index],
                 heroTag: assetList[index].id,
                 threeStageLoading: threeStageLoading.value,

mobile/lib/modules/asset_viewer/views/image_viewer_page.dart

@@ -18,8 +18,6 @@ class ImageViewerPage extends HookConsumerWidget {
   final String authToken;
   final ValueNotifier<bool> isZoomedListener;
   final void Function() isZoomedFunction;
-  final void Function() onLoadingCompleted;
-  final void Function() onLoadingStart;
   final bool threeStageLoading;
 
   ImageViewerPage({
@@ -29,8 +27,6 @@ class ImageViewerPage extends HookConsumerWidget {
     required this.authToken,
     required this.isZoomedFunction,
     required this.isZoomedListener,
-    required this.onLoadingCompleted,
-    required this.onLoadingStart,
     required this.threeStageLoading,
   }) : super(key: key);
 
@@ -83,8 +79,6 @@ class ImageViewerPage extends HookConsumerWidget {
               isZoomedListener: isZoomedListener,
               onSwipeDown: () => AutoRouter.of(context).pop(),
               onSwipeUp: () => showInfo(),
-              onLoadingCompleted: onLoadingCompleted,
-              onLoadingStart: onLoadingStart,
             ),
           ),
         ),