1 /* <lambda>null2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.systemui.statusbar.notification.collection.coordinator 18 19 import com.android.systemui.statusbar.notification.collection.GroupEntry 20 import com.android.systemui.statusbar.notification.collection.ListEntry 21 import com.android.systemui.statusbar.notification.collection.NotifLiveDataStoreImpl 22 import com.android.systemui.statusbar.notification.collection.NotifPipeline 23 import com.android.systemui.statusbar.notification.collection.NotificationEntry 24 import com.android.systemui.statusbar.notification.collection.coordinator.dagger.CoordinatorScope 25 import com.android.systemui.statusbar.notification.collection.render.requireSummary 26 import javax.inject.Inject 27 28 /** 29 * A small coordinator which updates the notif stack (the view layer which holds notifications) 30 * with high-level data after the stack is populated with the final entries. 31 */ 32 @CoordinatorScope 33 class DataStoreCoordinator @Inject internal constructor( 34 private val notifLiveDataStoreImpl: NotifLiveDataStoreImpl 35 ) : Coordinator { 36 37 override fun attach(pipeline: NotifPipeline) { 38 pipeline.addOnAfterRenderListListener { entries, _ -> onAfterRenderList(entries) } 39 } 40 41 fun onAfterRenderList(entries: List<ListEntry>) { 42 val flatEntryList = flattenedEntryList(entries) 43 notifLiveDataStoreImpl.setActiveNotifList(flatEntryList) 44 } 45 46 private fun flattenedEntryList(entries: List<ListEntry>) = 47 mutableListOf<NotificationEntry>().also { list -> 48 entries.forEach { entry -> 49 when (entry) { 50 is NotificationEntry -> list.add(entry) 51 is GroupEntry -> { 52 list.add(entry.requireSummary) 53 list.addAll(entry.children) 54 } 55 else -> error("Unexpected entry $entry") 56 } 57 } 58 } 59 }