| /* |
| * Copyright (C) 2019 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.systemui.statusbar.notification.people |
| |
| import android.annotation.IntDef |
| import android.service.notification.NotificationListenerService.Ranking |
| import android.service.notification.StatusBarNotification |
| import com.android.systemui.statusbar.notification.people.PeopleNotificationIdentifier.Companion.PeopleNotificationType |
| import com.android.systemui.statusbar.notification.people.PeopleNotificationIdentifier.Companion.TYPE_IMPORTANT_PERSON |
| import com.android.systemui.statusbar.notification.people.PeopleNotificationIdentifier.Companion.TYPE_NON_PERSON |
| import com.android.systemui.statusbar.notification.people.PeopleNotificationIdentifier.Companion.TYPE_PERSON |
| import com.android.systemui.statusbar.phone.NotificationGroupManager |
| import javax.inject.Inject |
| import javax.inject.Singleton |
| import kotlin.math.max |
| |
| interface PeopleNotificationIdentifier { |
| |
| /** |
| * Identifies if the given notification can be classified as a "People" notification. |
| * |
| * @return [TYPE_NON_PERSON] if not a people notification, [TYPE_PERSON] if a standard people |
| * notification, and [TYPE_IMPORTANT_PERSON] if an "important" people notification. |
| */ |
| @PeopleNotificationType |
| fun getPeopleNotificationType(sbn: StatusBarNotification, ranking: Ranking): Int |
| |
| companion object { |
| |
| @Retention(AnnotationRetention.SOURCE) |
| @IntDef(prefix = ["TYPE_"], value = [TYPE_NON_PERSON, TYPE_PERSON, TYPE_IMPORTANT_PERSON]) |
| annotation class PeopleNotificationType |
| |
| const val TYPE_NON_PERSON = 0 |
| const val TYPE_PERSON = 1 |
| const val TYPE_IMPORTANT_PERSON = 2 |
| } |
| } |
| |
| @Singleton |
| class PeopleNotificationIdentifierImpl @Inject constructor( |
| private val personExtractor: NotificationPersonExtractor, |
| private val groupManager: NotificationGroupManager |
| ) : PeopleNotificationIdentifier { |
| |
| @PeopleNotificationType |
| override fun getPeopleNotificationType(sbn: StatusBarNotification, ranking: Ranking): Int = |
| when (val type = ranking.personTypeInfo) { |
| TYPE_IMPORTANT_PERSON -> TYPE_IMPORTANT_PERSON |
| else -> { |
| when (val type = upperBound(type, extractPersonTypeInfo(sbn))) { |
| TYPE_IMPORTANT_PERSON -> TYPE_IMPORTANT_PERSON |
| else -> upperBound(type, getPeopleTypeOfSummary(sbn)) |
| } |
| } |
| } |
| |
| /** |
| * Given two [PeopleNotificationType]s, determine the upper bound. Used to constrain a |
| * notification to a type given multiple signals, i.e. notification groups, where each child |
| * has a [PeopleNotificationType] that is used to constrain the summary. |
| */ |
| @PeopleNotificationType |
| private fun upperBound( |
| @PeopleNotificationType type: Int, |
| @PeopleNotificationType other: Int |
| ): Int = |
| max(type, other) |
| |
| private val Ranking.personTypeInfo |
| get() = when { |
| channel?.isImportantConversation == true -> TYPE_IMPORTANT_PERSON |
| isConversation -> TYPE_PERSON |
| else -> TYPE_NON_PERSON |
| } |
| |
| private fun extractPersonTypeInfo(sbn: StatusBarNotification) = |
| if (personExtractor.isPersonNotification(sbn)) TYPE_PERSON else TYPE_NON_PERSON |
| |
| private fun getPeopleTypeOfSummary(statusBarNotification: StatusBarNotification): Int { |
| if (!groupManager.isSummaryOfGroup(statusBarNotification)) { |
| return TYPE_NON_PERSON |
| } |
| |
| val childTypes = groupManager.getLogicalChildren(statusBarNotification) |
| ?.asSequence() |
| ?.map { getPeopleNotificationType(it.sbn, it.ranking) } |
| ?: return TYPE_NON_PERSON |
| |
| var groupType = TYPE_NON_PERSON |
| for (childType in childTypes) { |
| groupType = upperBound(groupType, childType) |
| if (groupType == TYPE_IMPORTANT_PERSON) |
| break |
| } |
| return groupType |
| } |
| } |