Handles exceptions if locking methods are failed (#196)

Probably fixes #194

Author: AlexV525

CHANGELOG.md

@@ -6,6 +6,12 @@ that can be found in the LICENSE file. -->
 
 See the [Migration Guide](guides/migration_guide.md) for the details of breaking changes between versions.
 
+## 4.0.2
+
+### Fixes
+
+- Handles exceptions if locking methods are failed.
+
 ## 4.0.1
 
 ### Fixes

example/pubspec.yaml

@@ -1,6 +1,6 @@
 name: wechat_camera_picker_demo
 description: A new Flutter project.
-version: 4.0.1+26
+version: 4.0.2+27
 publish_to: none
 
 environment:

lib/src/states/camera_picker_state.dart

@@ -693,9 +693,13 @@ class CameraPickerState extends State<CameraPicker>
     final ExposureMode previousExposureMode = controller.value.exposureMode;
     try {
       await Future.wait(<Future<void>>[
-        controller.setFocusMode(FocusMode.locked),
+        controller.setFocusMode(FocusMode.locked).catchError((e, s) {
+          handleErrorWithHandler(e, pickerConfig.onError, s: s);
+        }),
         if (previousExposureMode != ExposureMode.locked)
-          controller.setExposureMode(ExposureMode.locked),
+          controller.setExposureMode(ExposureMode.locked).catchError((e, s) {
+            handleErrorWithHandler(e, pickerConfig.onError, s: s);
+          }),
       ]);
       final XFile file = await controller.takePicture();
       await controller.pausePreview();
@@ -720,9 +724,8 @@ class CameraPickerState extends State<CameraPicker>
           controller.setExposureMode(previousExposureMode),
       ]);
       await controller.resumePreview();
-    } catch (e) {
-      realDebugPrint('Error when preview the captured file: $e');
-      handleErrorWithHandler(e, pickerConfig.onError);
+    } catch (e, s) {
+      handleErrorWithHandler(e, pickerConfig.onError, s: s);
     } finally {
       isControllerBusy = false;
       safeSetState(() {});
@@ -784,17 +787,13 @@ class CameraPickerState extends State<CameraPicker>
         ..start();
     } catch (e, s) {
       isControllerBusy = false;
-      realDebugPrint('Error when start recording video: $e');
       if (!controller.value.isRecordingVideo) {
         handleErrorWithHandler(e, pickerConfig.onError, s: s);
         return;
       }
       try {
         await controller.stopVideoRecording();
       } catch (e, s) {
-        realDebugPrint(
-          'Error when stop recording video after an error start: $e',
-        );
         recordCountdownTimer?.cancel();
         isShootingButtonAnimate = false;
         handleErrorWithHandler(e, pickerConfig.onError, s: s);
@@ -846,11 +845,9 @@ class CameraPickerState extends State<CameraPicker>
         await controller.resumePreview();
       }
     } catch (e, s) {
-      realDebugPrint('Error when stop recording video: $e');
-      realDebugPrint('Try to initialize a new CameraController...');
-      initCameras();
-      handleError();
       handleErrorWithHandler(e, pickerConfig.onError, s: s);
+      handleError();
+      initCameras();
     } finally {
       isControllerBusy = false;
       safeSetState(() {});

pubspec.yaml

@@ -1,7 +1,7 @@
 name: wechat_camera_picker
 description: A camera picker based on WeChat's UI which is a separate runnable extension to wechat_assets_picker.
 repository: https://github.com/fluttercandies/flutter_wechat_camera_picker
-version: 4.0.1
+version: 4.0.2
 
 environment:
   sdk: ">=2.18.0 <3.0.0"