Append status to title for the disconnected Bluetooth device

-Set gray color for status
-Remove status text in subtitle
-Add test cases

Bug: 149176483
Test: make -j42 RunSettingsRoboTests
Change-Id: I5ebb4e080f43d4c0fc00d87a4732ace76c2d806e

res/values/strings.xml

@@ -11636,6 +11636,8 @@
     <string name="media_output_panel_title">Switch output</string>
     <!-- Summary for represent which device is playing media [CHAR LIMIT=NONE] -->
     <string name="media_output_panel_summary_of_playing_device">Currently playing on <xliff:g id="device_name" example="Bose headphone">%1$s</xliff:g></string>
+    <!-- Summary for disconnected status [CHAR LIMIT=50] -->
+    <string name="media_output_disconnected_status"><xliff:g id="device_name" example="My device">%1$s</xliff:g> (disconnected)</string>
 
     <!-- Label for the title on wfc disclaimer fragment. [CHAR LIMIT=40] -->
     <string name="wfc_disclaimer_title_text">Important information</string>

src/com/android/settings/media/MediaOutputSlice.java

@@ -17,6 +17,7 @@
 package com.android.settings.media;
 
 import static android.app.slice.Slice.EXTRA_RANGE_VALUE;
+import static android.text.Spanned.SPAN_EXCLUSIVE_EXCLUSIVE;
 
 import static com.android.settings.slices.CustomSliceRegistry.MEDIA_OUTPUT_SLICE_URI;
 
@@ -24,9 +25,12 @@ import android.app.PendingIntent;
 import android.bluetooth.BluetoothAdapter;
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.Color;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
+import android.text.SpannableString;
 import android.text.TextUtils;
+import android.text.style.ForegroundColorSpan;
 import android.util.Log;
 
 import androidx.annotation.VisibleForTesting;
@@ -162,7 +166,7 @@ public class MediaOutputSlice implements CustomSliceable {
     }
 
     private ListBuilder.RowBuilder getMediaDeviceRow(MediaDevice device) {
-        final String title = device.getName();
+        final String deviceName = device.getName();
         final PendingIntent broadcastAction =
                 getBroadcastIntent(mContext, device.getId(), device.hashCode());
         final IconCompat deviceIcon = getDeviceIconCompat(device);
@@ -170,9 +174,22 @@ public class MediaOutputSlice implements CustomSliceable {
         final ListBuilder.RowBuilder rowBuilder = new ListBuilder.RowBuilder()
                 .setTitleItem(deviceIcon, ListBuilder.ICON_IMAGE)
                 .setPrimaryAction(SliceAction.create(broadcastAction, deviceIcon,
-                        ListBuilder.ICON_IMAGE, title))
+                        ListBuilder.ICON_IMAGE, deviceName));
-                .setTitle(title)
+        // Append status to tile only for the disconnected Bluetooth device.
-                .setSubtitle(device.isConnected() ? null : device.getSummary());
+        if (device.getDeviceType() == MediaDevice.MediaDeviceType.TYPE_BLUETOOTH_DEVICE
+                && !device.isConnected()) {
+            final SpannableString spannableTitle = new SpannableString(
+                    mContext.getString(R.string.media_output_disconnected_status, deviceName));
+            spannableTitle.setSpan(new ForegroundColorSpan(Color.GRAY), deviceName.length(),
+                    spannableTitle.length(), SPAN_EXCLUSIVE_EXCLUSIVE);
+            rowBuilder.setTitle(spannableTitle);
+            rowBuilder.setPrimaryAction(SliceAction.create(broadcastAction, deviceIcon,
+                    ListBuilder.ICON_IMAGE, spannableTitle));
+        } else {
+            rowBuilder.setTitle(deviceName);
+            rowBuilder.setPrimaryAction(SliceAction.create(broadcastAction, deviceIcon,
+                    ListBuilder.ICON_IMAGE, deviceName));
+        }
 
         return rowBuilder;
     }

tests/robotests/src/com/android/settings/media/MediaOutputSliceTest.java

@@ -44,6 +44,7 @@ import androidx.slice.core.SliceAction;
 import androidx.slice.core.SliceQuery;
 import androidx.slice.widget.SliceLiveData;
 
+import com.android.settings.R;
 import com.android.settings.testutils.shadow.ShadowBluetoothAdapter;
 import com.android.settingslib.media.LocalMediaManager;
 import com.android.settingslib.media.MediaDevice;
@@ -155,6 +156,26 @@ public class MediaOutputSliceTest {
         assertThat(primaryAction.getTitle().toString()).isEqualTo(TEST_DEVICE_1_NAME);
     }
 
+    @Test
+    public void getSlice_disconnectedBluetooth_verifyTitle() {
+        mDevices.clear();
+        final MediaDevice device = mock(MediaDevice.class);
+        when(device.getName()).thenReturn(TEST_DEVICE_1_NAME);
+        when(device.getIcon()).thenReturn(mTestDrawable);
+        when(device.getMaxVolume()).thenReturn(100);
+        when(device.isConnected()).thenReturn(false);
+
+        mDevices.add(device);
+        mMediaDeviceUpdateWorker.onDeviceListUpdate(mDevices);
+
+        final Slice mediaSlice = mMediaOutputSlice.getSlice();
+        final SliceMetadata metadata = SliceMetadata.from(mContext, mediaSlice);
+
+        final SliceAction primaryAction = metadata.getPrimaryAction();
+        assertThat(primaryAction.getTitle().toString()).isEqualTo(TEST_DEVICE_1_NAME + " ("
+                + mContext.getText(R.string.media_output_disconnected_status) + ")");
+    }
+
     @Test
     public void onNotifyChange_foundMediaDevice_connect() {
         mDevices.clear();