🚸 Initialize a new controller if failed to stop recording

Fix #39

Author: AlexV525

lib/src/widget/camera_picker.dart

@@ -253,7 +253,7 @@ class CameraPickerState extends State<CameraPicker>
 
   /// Available cameras.
   /// 可用的相机实例
-  late final List<CameraDescription> cameras;
+  late List<CameraDescription> cameras;
 
   /// Current exposure offset.
   /// 当前曝光值
@@ -763,16 +763,16 @@ class CameraPickerState extends State<CameraPicker>
   /// 将被取消，并且状态会重置。
   void recordDetectionCancel(PointerUpEvent event) {
     _recordDetectTimer?.cancel();
-    if (controller.value.isRecordingVideo) {
-      _lastShootingButtonPressedPosition = null;
-      stopRecordingVideo();
-      safeSetState(() {});
-    }
     if (isShootingButtonAnimate) {
       safeSetState(() {
         isShootingButtonAnimate = false;
       });
     }
+    if (controller.value.isRecordingVideo) {
+      _lastShootingButtonPressedPosition = null;
+      safeSetState(() {});
+      stopRecordingVideo();
+    }
   }
 
   /// Set record file path and start recording.
@@ -790,8 +790,10 @@ class CameraPickerState extends State<CameraPicker>
         realDebugPrint('Error when start recording video: $e');
         if (controller.value.isRecordingVideo) {
           controller.stopVideoRecording().catchError((Object e) {
-            realDebugPrint('Error when stop recording video: $e');
-            throw e;
+            realDebugPrint(
+              'Error when stop recording video after an error start: $e',
+            );
+            stopRecordingVideo();
           });
         }
         throw e;
@@ -802,6 +804,12 @@ class CameraPickerState extends State<CameraPicker>
   /// Stop the recording process.
   /// 停止录制视频
   Future<void> stopRecordingVideo() async {
+    void _handleError() {
+      _recordCountdownTimer?.cancel();
+      isShootingButtonAnimate = false;
+      safeSetState(() {});
+    }
+
     if (controller.value.isRecordingVideo) {
       controller.stopVideoRecording().then((XFile file) async {
         final AssetEntity? entity = await CameraPickerViewer.pushToViewer(
@@ -814,16 +822,20 @@ class CameraPickerState extends State<CameraPicker>
         );
         if (entity != null) {
           Navigator.of(context).pop(entity);
-        } else {
-          safeSetState(() {});
         }
       }).catchError((Object e) {
         realDebugPrint('Error when stop recording video: $e');
+        realDebugPrint('Try to initialize a new CameraController...');
+        initCameras();
+        _handleError();
         throw e;
       }).whenComplete(() {
         isShootingButtonAnimate = false;
+        safeSetState(() {});
       });
+      return;
     }
+    _handleError();
   }
 
   ////////////////////////////////////////////////////////////////////////////

lib/src/widget/camera_picker_viewer.dart

@@ -369,7 +369,12 @@ class _CameraPickerViewerState extends State<CameraPickerViewer> {
   @override
   Widget build(BuildContext context) {
     if (hasErrorWhenInitializing) {
-      return Center(child: Text(Constants.textDelegate.loadFailed));
+      return Center(
+        child: Text(
+          Constants.textDelegate.loadFailed,
+          style: const TextStyle(inherit: false),
+        ),
+      );
     }
     if (!hasLoaded) {
       return const SizedBox.shrink();