[Audiosharing] Implement name and password row.

Bug: 308368124
Test: manual
Change-Id: I86d0e771ece0ea7003a50ee0cc9305814d85fecb

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

@@ -0,0 +1,130 @@
+/*
+ * 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.BluetoothLeBroadcast;
+import android.bluetooth.BluetoothLeBroadcastMetadata;
+import android.content.Context;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.lifecycle.DefaultLifecycleObserver;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.bluetooth.Utils;
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.widget.ValidatedEditTextPreference;
+import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
+
+import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
+
+public class AudioSharingPasswordPreferenceController extends BasePreferenceController
+        implements ValidatedEditTextPreference.Validator,
+                Preference.OnPreferenceChangeListener,
+                DefaultLifecycleObserver {
+    private static final String PREF_KEY = "audio_sharing_stream_password";
+
+    private final BluetoothLeBroadcast.Callback mBroadcastCallback =
+            new BluetoothLeBroadcast.Callback() {
+                @Override
+                public void onBroadcastMetadataChanged(
+                        int broadcastId, BluetoothLeBroadcastMetadata metadata) {}
+
+                @Override
+                public void onBroadcastStartFailed(int reason) {}
+
+                @Override
+                public void onBroadcastStarted(int reason, int broadcastId) {}
+
+                @Override
+                public void onBroadcastStopFailed(int reason) {}
+
+                @Override
+                public void onBroadcastStopped(int reason, int broadcastId) {}
+
+                @Override
+                public void onBroadcastUpdateFailed(int reason, int broadcastId) {}
+
+                @Override
+                public void onBroadcastUpdated(int reason, int broadcastId) {}
+
+                @Override
+                public void onPlaybackStarted(int reason, int broadcastId) {}
+
+                @Override
+                public void onPlaybackStopped(int reason, int broadcastId) {}
+            };
+    @Nullable private final LocalBluetoothLeBroadcast mBroadcast;
+    private final Executor mExecutor;
+    private final AudioSharingPasswordValidator mAudioSharingPasswordValidator;
+    @Nullable private ValidatedEditTextPreference mPreference;
+
+    public AudioSharingPasswordPreferenceController(Context context, String preferenceKey) {
+        super(context, preferenceKey);
+        mBroadcast =
+                Utils.getLocalBtManager(context).getProfileManager().getLeAudioBroadcastProfile();
+        mAudioSharingPasswordValidator = new AudioSharingPasswordValidator();
+        mExecutor = Executors.newSingleThreadExecutor();
+    }
+
+    @Override
+    public void onStart(@NonNull LifecycleOwner owner) {
+        if (mBroadcast != null) {
+            mBroadcast.registerServiceCallBack(mExecutor, mBroadcastCallback);
+        }
+    }
+
+    @Override
+    public void onStop(@NonNull LifecycleOwner owner) {
+        if (mBroadcast != null) {
+            mBroadcast.unregisterServiceCallBack(mBroadcastCallback);
+        }
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return AudioSharingUtils.isFeatureEnabled() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mPreference = screen.findPreference(getPreferenceKey());
+        if (mPreference != null) {
+            mPreference.setValidator(this);
+        }
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return PREF_KEY;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        // TODO(chelseahao): implement
+        return true;
+    }
+
+    @Override
+    public boolean isTextValid(String value) {
+        return mAudioSharingPasswordValidator.isTextValid(value);
+    }
+}