[Audiosharing] Migrate feature from overlay to Settings

Bug: 340379827
Test: atest
Change-Id: I3a88ac1d2f575f3be1f26f617479bbfd25cf6a8e

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDeviceVolumeControlUpdater.java

@@ -0,0 +1,177 @@
+/*
+ * Copyright (C) 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.connecteddevice.audiosharing;
+
+import android.bluetooth.BluetoothCsipSetCoordinator;
+import android.bluetooth.BluetoothDevice;
+import android.content.Context;
+import android.media.AudioManager;
+import android.util.Log;
+import android.widget.SeekBar;
+
+import androidx.annotation.Nullable;
+import androidx.preference.Preference;
+
+import com.android.settings.bluetooth.BluetoothDevicePreference;
+import com.android.settings.bluetooth.BluetoothDeviceUpdater;
+import com.android.settings.bluetooth.Utils;
+import com.android.settings.connecteddevice.DevicePreferenceCallback;
+import com.android.settingslib.bluetooth.BluetoothUtils;
+import com.android.settingslib.bluetooth.CachedBluetoothDevice;
+import com.android.settingslib.bluetooth.LocalBluetoothManager;
+import com.android.settingslib.bluetooth.VolumeControlProfile;
+
+public class AudioSharingDeviceVolumeControlUpdater extends BluetoothDeviceUpdater
+        implements Preference.OnPreferenceClickListener {
+
+    private static final String TAG = "AudioSharingDeviceVolumeControlUpdater";
+
+    private static final String PREF_KEY = "audio_sharing_volume_control";
+
+    @Nullable private final LocalBluetoothManager mBtManager;
+    @Nullable private final VolumeControlProfile mVolumeControl;
+
+    public AudioSharingDeviceVolumeControlUpdater(
+            Context context,
+            DevicePreferenceCallback devicePreferenceCallback,
+            int metricsCategory) {
+        super(context, devicePreferenceCallback, metricsCategory);
+        mBtManager = Utils.getLocalBluetoothManager(context);
+        mVolumeControl =
+                mBtManager == null
+                        ? null
+                        : mBtManager.getProfileManager().getVolumeControlProfile();
+    }
+
+    @Override
+    public boolean isFilterMatched(CachedBluetoothDevice cachedDevice) {
+        boolean isFilterMatched = false;
+        if (isDeviceConnected(cachedDevice) && isDeviceInCachedDevicesList(cachedDevice)) {
+            // If device is LE audio device and in a sharing session on current sharing device,
+            // it would show in volume control group.
+            if (cachedDevice.isConnectedLeAudioDevice()
+                    && AudioSharingUtils.isBroadcasting(mBtManager)
+                    && BluetoothUtils.hasConnectedBroadcastSource(cachedDevice, mBtManager)) {
+                isFilterMatched = true;
+            }
+        }
+        Log.d(
+                TAG,
+                "isFilterMatched() device : "
+                        + cachedDevice.getName()
+                        + ", isFilterMatched : "
+                        + isFilterMatched);
+        return isFilterMatched;
+    }
+
+    @Override
+    public boolean onPreferenceClick(Preference preference) {
+        return true;
+    }
+
+    @Override
+    protected void addPreference(CachedBluetoothDevice cachedDevice) {
+        if (cachedDevice == null) return;
+        final BluetoothDevice device = cachedDevice.getDevice();
+        if (!mPreferenceMap.containsKey(device)) {
+            SeekBar.OnSeekBarChangeListener listener =
+                    new SeekBar.OnSeekBarChangeListener() {
+                        @Override
+                        public void onProgressChanged(
+                                SeekBar seekBar, int progress, boolean fromUser) {}
+
+                        @Override
+                        public void onStartTrackingTouch(SeekBar seekBar) {}
+
+                        @Override
+                        public void onStopTrackingTouch(SeekBar seekBar) {
+                            int progress = seekBar.getProgress();
+                            int groupId = AudioSharingUtils.getGroupId(cachedDevice);
+                            if (groupId != BluetoothCsipSetCoordinator.GROUP_ID_INVALID
+                                    && groupId
+                                            == AudioSharingUtils.getFallbackActiveGroupId(
+                                                    mContext)) {
+                                // Set media stream volume for primary buds, audio manager will
+                                // update all buds volume in the audio sharing.
+                                setAudioManagerStreamVolume(progress);
+                            } else {
+                                // Set buds volume for other buds.
+                                setDeviceVolume(cachedDevice, progress);
+                            }
+                        }
+                    };
+            AudioSharingDeviceVolumePreference vPreference =
+                    new AudioSharingDeviceVolumePreference(mPrefContext, cachedDevice);
+            vPreference.initialize();
+            vPreference.setOnSeekBarChangeListener(listener);
+            vPreference.setKey(getPreferenceKey());
+            vPreference.setIcon(com.android.settingslib.R.drawable.ic_bt_untethered_earbuds);
+            vPreference.setTitle(cachedDevice.getName());
+            mPreferenceMap.put(device, vPreference);
+            mDevicePreferenceCallback.onDeviceAdded(vPreference);
+        }
+    }
+
+    @Override
+    protected String getPreferenceKey() {
+        return PREF_KEY;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    @Override
+    protected void update(CachedBluetoothDevice cachedBluetoothDevice) {
+        super.update(cachedBluetoothDevice);
+        Log.d(TAG, "Map : " + mPreferenceMap);
+    }
+
+    @Override
+    protected void addPreference(
+            CachedBluetoothDevice cachedDevice, @BluetoothDevicePreference.SortType int type) {}
+
+    @Override
+    protected void launchDeviceDetails(Preference preference) {}
+
+    @Override
+    public void refreshPreference() {}
+
+    private void setDeviceVolume(CachedBluetoothDevice cachedDevice, int progress) {
+        if (mVolumeControl != null) {
+            mVolumeControl.setDeviceVolume(
+                    cachedDevice.getDevice(), progress, /* isGroupOp= */ true);
+        }
+    }
+
+    private void setAudioManagerStreamVolume(int progress) {
+        int seekbarRange =
+                AudioSharingDeviceVolumePreference.MAX_VOLUME
+                        - AudioSharingDeviceVolumePreference.MIN_VOLUME;
+        try {
+            AudioManager audioManager = mContext.getSystemService(AudioManager.class);
+            int streamVolumeRange =
+                    audioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC)
+                            - audioManager.getStreamMinVolume(AudioManager.STREAM_MUSIC);
+            int volume = Math.round((float) progress * streamVolumeRange / seekbarRange);
+            audioManager.setStreamVolume(AudioManager.STREAM_MUSIC, volume, 0);
+        } catch (RuntimeException e) {
+            Log.e(TAG, "Fail to setAudioManagerStreamVolumeForFallbackDevice, error = " + e);
+        }
+    }
+}