From ca475a5d3772788aa7133cdd4cbed1a2f2bcf2ea Mon Sep 17 00:00:00 2001
From: changbetty <changbetty@google.com>
Date: Thu, 12 Jan 2023 14:37:46 +0000
Subject: [PATCH] [LE Audio] To add the vibrate when the scan is successful

Bug: 242023882
Test: manual test
Change-Id: Iabff5fb81e307222fb33541e4bf0008830321d3e
---
 .../bluetooth/QrCodeScanModeFragment.java     | 35 +++++++++++++++++--
 1 file changed, 32 insertions(+), 3 deletions(-)

diff --git a/src/com/android/settings/bluetooth/QrCodeScanModeFragment.java b/src/com/android/settings/bluetooth/QrCodeScanModeFragment.java
index 0253aa6b748..767461bba7e 100644
--- a/src/com/android/settings/bluetooth/QrCodeScanModeFragment.java
+++ b/src/com/android/settings/bluetooth/QrCodeScanModeFragment.java
@@ -26,6 +26,8 @@ import android.graphics.SurfaceTexture;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
+import android.os.VibrationEffect;
+import android.os.Vibrator;
 import android.util.Log;
 import android.util.Size;
 import android.view.LayoutInflater;
@@ -45,6 +47,8 @@ import com.android.settingslib.bluetooth.BluetoothBroadcastUtils;
 import com.android.settingslib.bluetooth.BluetoothUtils;
 import com.android.settingslib.qrcode.QrCamera;
 
+import java.time.Duration;
+
 public class QrCodeScanModeFragment extends InstrumentedFragment implements
         TextureView.SurfaceTextureListener,
         QrCamera.ScannerCallback {
@@ -61,6 +65,8 @@ public class QrCodeScanModeFragment extends InstrumentedFragment implements
     private static final long SHOW_ERROR_MESSAGE_INTERVAL = 10000;
     private static final long SHOW_SUCCESS_SQUARE_INTERVAL = 1000;
 
+    private static final Duration VIBRATE_DURATION_QR_CODE_RECOGNITION = Duration.ofMillis(3);
+
     private boolean mIsGroupOp;
     private int mCornerRadius;
     private BluetoothDevice mSink;
@@ -209,16 +215,39 @@ public class QrCodeScanModeFragment extends InstrumentedFragment implements
                     break;
 
                 case MESSAGE_SCAN_BROADCAST_SUCCESS:
+                    /* TODO(b/265281156) : Move the logic to BluetoothFindBroadcastsFragment.
+                    *  We only pass the QR code string to the previous page.
+                    */
                     mController.addSource(mSink, mBroadcastMetadata, mIsGroupOp);
-                    updateSummary();
-                    mSummary.sendAccessibilityEvent(
-                            AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
+                    notifyUserForQrCodeRecognition();
                     break;
                 default:
             }
         }
     };
 
+    private void notifyUserForQrCodeRecognition() {
+        if (mCamera != null) {
+            mCamera.stop();
+        }
+
+        mErrorMessage.setVisibility(View.INVISIBLE);
+
+        triggerVibrationForQrCodeRecognition(getContext());
+
+        getActivity().finish();
+    }
+
+    private static void triggerVibrationForQrCodeRecognition(Context context) {
+        Vibrator vibrator = context.getSystemService(Vibrator.class);
+        if (vibrator == null) {
+            return;
+        }
+        vibrator.vibrate(VibrationEffect.createOneShot(
+                VIBRATE_DURATION_QR_CODE_RECOGNITION.toMillis(),
+                VibrationEffect.DEFAULT_AMPLITUDE));
+    }
+
     private void showErrorMessage(@StringRes int messageResId) {
         final Message message = mHandler.obtainMessage(MESSAGE_SHOW_ERROR_MESSAGE,
                 getString(messageResId));