Merge changes from topic "LeAudioBeta" into udc-dev

* changes:
  Hide the LE audio toggle by flag
  Add toggle to show/hide the Per Device Enable LE Audio Toggle in Device details

src/com/android/settings/bluetooth/BluetoothDetailsProfilesController.java

@@ -77,6 +77,7 @@ public class BluetoothDetailsProfilesController extends BluetoothDetailsControll
     private Map<String, List<CachedBluetoothDevice>> mProfileDeviceMap =
             new HashMap<String, List<CachedBluetoothDevice>>();
     private boolean mIsLeContactSharingEnabled = false;
+    private boolean mIsLeAudioToggleEnabled = false;
 
     @VisibleForTesting
     PreferenceCategory mProfilesContainer;
@@ -97,6 +98,8 @@ public class BluetoothDetailsProfilesController extends BluetoothDetailsControll
         mProfilesContainer.setLayoutResource(R.layout.preference_bluetooth_profile_category);
         mIsLeContactSharingEnabled = DeviceConfig.getBoolean(DeviceConfig.NAMESPACE_SETTINGS_UI,
                 SettingsUIDeviceConfig.BT_LE_AUDIO_CONTACT_SHARING_ENABLED, true);
+        mIsLeAudioToggleEnabled = DeviceConfig.getBoolean(DeviceConfig.NAMESPACE_SETTINGS_UI,
+                SettingsUIDeviceConfig.BT_LE_AUDIO_DEVICE_DETAIL_ENABLED, false);
         // Call refresh here even though it will get called later in onResume, to avoid the
         // list of switches appearing to "pop" into the page.
         refresh();
@@ -142,6 +145,10 @@ public class BluetoothDetailsProfilesController extends BluetoothDetailsControll
             profilePref.setEnabled(!mCachedDevice.isBusy());
         }
 
+        if (profile instanceof LeAudioProfile && !mIsLeAudioToggleEnabled) {
+            profilePref.setVisible(false);
+        }
+
         if (profile instanceof MapProfile) {
             profilePref.setChecked(device.getMessageAccessPermission()
                     == BluetoothDevice.ACCESS_ALLOWED);

src/com/android/settings/core/SettingsUIDeviceConfig.java

@@ -42,4 +42,9 @@ public class SettingsUIDeviceConfig {
      * {@code true} whether or not event_log for generic actions is enabled. Default is true.
      */
     public static final String GENERIC_EVENT_LOGGING_ENABLED = "event_logging_enabled";
+    /**
+     * {@code true} whether to show LE Audio toggle in device detail page. Default is false.
+     */
+    public static final String BT_LE_AUDIO_DEVICE_DETAIL_ENABLED =
+            "bt_le_audio_device_detail_enabled";
 }

src/com/android/settings/development/BluetoothLeAudioDeviceDetailsPreferenceController.java

@@ -0,0 +1,102 @@
+/*
+ * Copyright 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.development;
+
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothManager;
+import android.bluetooth.BluetoothStatusCodes;
+import android.content.Context;
+import android.provider.DeviceConfig;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+import androidx.preference.SwitchPreference;
+
+import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settings.core.SettingsUIDeviceConfig;
+import com.android.settingslib.development.DeveloperOptionsPreferenceController;
+
+/**
+ * Preference controller to control whether display Bluetooth LE audio toggle in device detail
+ * settings page or not.
+ */
+public class BluetoothLeAudioDeviceDetailsPreferenceController
+        extends DeveloperOptionsPreferenceController
+        implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
+
+    private static final String PREFERENCE_KEY = "bluetooth_show_leaudio_device_details";
+    static int sLeAudioSupportedStateCache = BluetoothStatusCodes.ERROR_UNKNOWN;
+
+    @VisibleForTesting
+    BluetoothAdapter mBluetoothAdapter;
+
+    public BluetoothLeAudioDeviceDetailsPreferenceController(Context context) {
+        super(context);
+        mBluetoothAdapter = context.getSystemService(BluetoothManager.class).getAdapter();
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return PREFERENCE_KEY;
+    }
+
+    @Override
+    public boolean isAvailable() {
+        if (sLeAudioSupportedStateCache == BluetoothStatusCodes.ERROR_UNKNOWN
+                && mBluetoothAdapter != null) {
+            int isLeAudioSupported = mBluetoothAdapter.isLeAudioSupported();
+            if (isLeAudioSupported != BluetoothStatusCodes.ERROR_BLUETOOTH_NOT_ENABLED) {
+                sLeAudioSupportedStateCache = isLeAudioSupported;
+            }
+        }
+
+        // Display the option only if LE Audio is supported
+        return (sLeAudioSupportedStateCache == BluetoothStatusCodes.FEATURE_SUPPORTED);
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        final boolean isEnabled = (Boolean) newValue;
+        DeviceConfig.setProperty(
+                DeviceConfig.NAMESPACE_SETTINGS_UI,
+                SettingsUIDeviceConfig.BT_LE_AUDIO_DEVICE_DETAIL_ENABLED,
+                isEnabled ? "true" : "false", false);
+        return true;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        if (!isAvailable()) {
+            return;
+        }
+
+        final boolean leAudioDeviceDetailEnabled = DeviceConfig.getBoolean(
+                DeviceConfig.NAMESPACE_SETTINGS_UI,
+                SettingsUIDeviceConfig.BT_LE_AUDIO_DEVICE_DETAIL_ENABLED, false);
+
+        ((SwitchPreference) mPreference).setChecked(leAudioDeviceDetailEnabled);
+    }
+
+    @Override
+    protected void onDeveloperOptionsSwitchDisabled() {
+        super.onDeveloperOptionsSwitchDisabled();
+        // Reset the toggle to null when the developer option is disabled
+        DeviceConfig.setProperty(
+                DeviceConfig.NAMESPACE_SETTINGS_UI,
+                SettingsUIDeviceConfig.BT_LE_AUDIO_DEVICE_DETAIL_ENABLED, "null", false);
+    }
+}

src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java

@@ -660,6 +660,7 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
         controllers.add(new BluetoothAvrcpVersionPreferenceController(context));
         controllers.add(new BluetoothMapVersionPreferenceController(context));
         controllers.add(new BluetoothLeAudioPreferenceController(context, fragment));
+        controllers.add(new BluetoothLeAudioDeviceDetailsPreferenceController(context));
         controllers.add(new BluetoothLeAudioAllowListPreferenceController(context, fragment));
         controllers.add(new BluetoothA2dpHwOffloadPreferenceController(context, fragment));
         controllers.add(new BluetoothLeAudioHwOffloadPreferenceController(context, fragment));