1 /*
<lambda>null2  * Copyright (C) 2023 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.volume.panel.domain.interactor
18 
19 import com.android.systemui.volume.panel.dagger.scope.VolumePanelScope
20 import com.android.systemui.volume.panel.domain.ComponentAvailabilityCriteria
21 import com.android.systemui.volume.panel.domain.model.ComponentModel
22 import com.android.systemui.volume.panel.shared.model.VolumePanelComponentKey
23 import javax.inject.Inject
24 import javax.inject.Provider
25 import kotlinx.coroutines.CoroutineScope
26 import kotlinx.coroutines.flow.Flow
27 import kotlinx.coroutines.flow.SharingStarted
28 import kotlinx.coroutines.flow.combine
29 import kotlinx.coroutines.flow.map
30 import kotlinx.coroutines.flow.shareIn
31 
32 interface ComponentsInteractor {
33 
34     /**
35      * Components collection for the UI layer. Uses [ComponentAvailabilityCriteria] to dynamically
36      * determine each component availability.
37      */
38     val components: Flow<Collection<ComponentModel>>
39 }
40 
41 @VolumePanelScope
42 class ComponentsInteractorImpl
43 @Inject
44 constructor(
45     enabledComponents: Collection<VolumePanelComponentKey>,
46     defaultCriteria: Provider<ComponentAvailabilityCriteria>,
47     @VolumePanelScope coroutineScope: CoroutineScope,
48     private val criteriaByKey:
49         Map<
50             VolumePanelComponentKey,
51             @JvmSuppressWildcards
52             Provider<@JvmSuppressWildcards ComponentAvailabilityCriteria>
53         >,
54 ) : ComponentsInteractor {
55 
56     override val components: Flow<Collection<ComponentModel>> =
57         combine(
componentKeynull58                 enabledComponents.map { componentKey ->
59                     val componentCriteria = (criteriaByKey[componentKey] ?: defaultCriteria).get()
60                     componentCriteria.isAvailable().map { isAvailable ->
61                         ComponentModel(componentKey, isAvailable = isAvailable)
62                     }
63                 }
<lambda>null64             ) {
65                 it.asList()
66             }
67             .shareIn(coroutineScope, SharingStarted.Eagerly, replay = 1)
68 }
69