1 /*
2  * Copyright (C) 2024 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 package com.google.jetpackcamera.settings
17 
18 import com.google.jetpackcamera.settings.model.SystemConstraints
19 import javax.inject.Inject
20 import kotlinx.coroutines.flow.MutableStateFlow
21 import kotlinx.coroutines.flow.StateFlow
22 import kotlinx.coroutines.flow.asStateFlow
23 
24 interface ConstraintsRepository {
25     val systemConstraints: StateFlow<SystemConstraints?>
26 }
27 
28 interface SettableConstraintsRepository : ConstraintsRepository {
updateSystemConstraintsnull29     fun updateSystemConstraints(systemConstraints: SystemConstraints)
30 }
31 
32 class SettableConstraintsRepositoryImpl @Inject constructor() : SettableConstraintsRepository {
33 
34     private val _systemConstraints = MutableStateFlow<SystemConstraints?>(null)
35     override val systemConstraints: StateFlow<SystemConstraints?>
36         get() = _systemConstraints.asStateFlow()
37 
38     override fun updateSystemConstraints(systemConstraints: SystemConstraints) {
39         _systemConstraints.value = systemConstraints
40     }
41 }
42