/* * Copyright (C) 2017 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.dialer.notification; import android.app.Notification; import android.app.NotificationChannel; import android.app.NotificationChannelGroup; import android.app.NotificationManager; import android.content.Context; import android.media.AudioAttributes; import android.net.Uri; import android.support.annotation.NonNull; import android.support.annotation.Nullable; import android.support.annotation.StringDef; import android.support.v4.os.BuildCompat; import android.telecom.PhoneAccount; import android.telecom.PhoneAccountHandle; import android.telecom.TelecomManager; import android.telephony.TelephonyManager; import com.android.contacts.common.compat.TelephonyManagerCompat; import com.android.dialer.buildtype.BuildType; import com.android.dialer.common.LogUtil; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; /** Contains info on how to create {@link NotificationChannel NotificationChannels} */ public class NotificationChannelManager { private static NotificationChannelManager instance; public static NotificationChannelManager getInstance() { if (instance == null) { instance = new NotificationChannelManager(); } return instance; } /** * Set the channel of notification appropriately. Will create the channel if it does not already * exist. Safe to call pre-O (will no-op). * *
phoneAccount should only be null if channelName is {@link Channel#MISC}. */ public static void applyChannel( @NonNull Notification.Builder notification, @NonNull Context context, @Channel String channelName, @Nullable PhoneAccountHandle phoneAccount) { if (phoneAccount == null) { if (!Channel.MISC.equals(channelName)) { IllegalArgumentException exception = new IllegalArgumentException( "Phone account handle must not be null unless on Channel.MISC"); if (BuildType.get() >= BuildType.RELEASE) { LogUtil.e("NotificationChannelManager.applyChannel", null, exception); } else { throw exception; } } } if (BuildCompat.isAtLeastO()) { NotificationChannel channel = NotificationChannelManager.getInstance().getChannel(context, channelName, phoneAccount); notification.setChannel(channel.getId()); } } /** The base Channel IDs for {@link NotificationChannel} */ @Retention(RetentionPolicy.SOURCE) @StringDef({ Channel.INCOMING_CALL, Channel.ONGOING_CALL, Channel.MISSED_CALL, Channel.VOICEMAIL, Channel.EXTERNAL_CALL, Channel.MISC }) public @interface Channel { String INCOMING_CALL = "incomingCall"; String ONGOING_CALL = "ongoingCall"; String MISSED_CALL = "missedCall"; String VOICEMAIL = "voicemail"; String EXTERNAL_CALL = "externalCall"; String MISC = "miscellaneous"; } private NotificationChannelManager() {} private NotificationChannel getChannel( @NonNull Context context, @Channel String channelName, @Nullable PhoneAccountHandle phoneAccount) { String channelId = channelNameToId(channelName, phoneAccount); NotificationChannel channel = getNotificationManager(context).getNotificationChannel(channelId); if (channel == null) { channel = createChannel(context, channelName, phoneAccount); } return channel; } private static String channelNameToId( @Channel String name, @Nullable PhoneAccountHandle phoneAccountHandle) { if (phoneAccountHandle == null) { return name; } else { return name + ":" + phoneAccountHandle.getId(); } } private NotificationChannel createChannel( Context context, @Channel String channelName, @Nullable PhoneAccountHandle phoneAccountHandle) { String channelId = channelNameToId(channelName, phoneAccountHandle); if (phoneAccountHandle != null) { PhoneAccount account = getTelecomManager(context).getPhoneAccount(phoneAccountHandle); NotificationChannelGroup group = new NotificationChannelGroup( phoneAccountHandle.getId(), (account == null) ? phoneAccountHandle.getId() : account.getLabel().toString()); getNotificationManager(context) .createNotificationChannelGroup(group); // No-op if already exists } else if (!Channel.MISC.equals(channelName)) { LogUtil.w( "NotificationChannelManager.createChannel", "Null PhoneAccountHandle with channel " + channelName); } Uri silentRingtone = Uri.parse(""); CharSequence name; int importance; boolean canShowBadge; boolean lights; boolean vibration; Uri sound; switch (channelName) { case Channel.INCOMING_CALL: name = context.getText(R.string.notification_channel_incoming_call); importance = NotificationManager.IMPORTANCE_MAX; canShowBadge = false; lights = true; vibration = false; sound = silentRingtone; break; case Channel.MISSED_CALL: name = context.getText(R.string.notification_channel_missed_call); importance = NotificationManager.IMPORTANCE_DEFAULT; canShowBadge = true; lights = true; vibration = true; sound = silentRingtone; break; case Channel.ONGOING_CALL: name = context.getText(R.string.notification_channel_ongoing_call); importance = NotificationManager.IMPORTANCE_DEFAULT; canShowBadge = false; lights = false; vibration = false; sound = silentRingtone; break; case Channel.VOICEMAIL: name = context.getText(R.string.notification_channel_voicemail); importance = NotificationManager.IMPORTANCE_DEFAULT; canShowBadge = true; lights = true; vibration = true; sound = TelephonyManagerCompat.getVoicemailRingtoneUri( getTelephonyManager(context), phoneAccountHandle); break; case Channel.EXTERNAL_CALL: name = context.getText(R.string.notification_channel_external_call); importance = NotificationManager.IMPORTANCE_HIGH; canShowBadge = false; lights = true; vibration = true; sound = null; break; case Channel.MISC: name = context.getText(R.string.notification_channel_misc); importance = NotificationManager.IMPORTANCE_DEFAULT; canShowBadge = false; lights = true; vibration = true; sound = null; break; default: throw new IllegalArgumentException("Unknown channel: " + channelName); } NotificationChannel channel = new NotificationChannel(channelId, name, importance); channel.setShowBadge(canShowBadge); if (sound != null) { channel.setSound( sound, new AudioAttributes.Builder().setUsage(AudioAttributes.USAGE_NOTIFICATION).build()); } channel.enableLights(lights); channel.enableVibration(vibration); getNotificationManager(context).createNotificationChannel(channel); return channel; } private static NotificationManager getNotificationManager(@NonNull Context context) { return context.getSystemService(NotificationManager.class); } private static TelephonyManager getTelephonyManager(@NonNull Context context) { return context.getSystemService(TelephonyManager.class); } private static TelecomManager getTelecomManager(@NonNull Context context) { return context.getSystemService(TelecomManager.class); } }