Remove layout flags to allow phone to lock again after the call

Author: enriqueviard

android/src/main/java/com/ngs/react/RNTwilioVideo/TwilioVideoModule.java

@@ -178,6 +178,13 @@ private void internalGoOffline(VideoCallInvite invite, Integer notificationId) {
     @ReactMethod
     public void disconnect() {
         activeCall = null;
+        // Remove layout flags to allow phone to re-lock
+        if (getReactApplicationContext().getCurrentActivity() != null) {
+            Window window = getReactApplicationContext().getCurrentActivity().getWindow();
+            window.addFlags(WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
+                    | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
+            );
+        }
     }
 
     @ReactMethod

android/src/main/java/com/ngs/react/RNTwilioVoice/TwilioVoiceModule.java

@@ -647,6 +647,17 @@ public void disconnect() {
             activeCall = null;
         }
         activeCallInvite = null;
+        // Remove layout flags to allow phone to re-lock
+        if (getReactApplicationContext().getCurrentActivity() != null) {
+            Window window = getReactApplicationContext().getCurrentActivity().getWindow();
+            getReactApplicationContext().getCurrentActivity().runOnUiThread(new Runnable() {
+                @Override
+                public void run() {
+                    window.clearFlags(WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
+                            | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
+                };
+            });
+        }
     }
 
     @ReactMethod