🐛 Fix lifecycle integrations with the camera preview. (#157)

This proposed solution solved my issue on iPhone SE 2020 through
near-production installation through test-flight.

Co-authored-by: Alex Li <[email protected]>

Author: lcuis

CHANGELOG.md

@@ -14,6 +14,10 @@ that can be found in the LICENSE file. -->
 
 - Allow flash modes failed to switch and can move on to next when switching. (#156)
 
+### Fixes
+
+- Fix lifecycle integrations with the camera preview. (#157)
+
 ## 3.6.5
 
 ### Fixes

lib/src/states/camera_picker_state.dart

@@ -199,14 +199,14 @@ class CameraPickerState extends State<CameraPicker>
   @override
   void didChangeAppLifecycleState(AppLifecycleState state) {
     final CameraController? c = innerController;
-    // App state changed before we got the chance to initialize.
-    if (c == null || !c.value.isInitialized) {
+    if (state == AppLifecycleState.resumed) {
+      initCameras(currentCamera);
+    } else if (c == null || !c.value.isInitialized) {
+      // App state changed before we got the chance to initialize.
       return;
-    }
-    if (state == AppLifecycleState.inactive) {
+    } else if (state == AppLifecycleState.inactive) {
       c.dispose();
-    } else if (state == AppLifecycleState.resumed) {
-      initCameras(currentCamera);
+      innerController = null;
     }
   }