1 /*
2  * 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.qs.pipeline.data.repository
18 
19 import android.util.Log
20 import com.android.systemui.qs.pipeline.data.repository.TileSpecRepository.Companion.POSITION_AT_END
21 import com.android.systemui.qs.pipeline.shared.TileSpec
22 import kotlinx.coroutines.flow.Flow
23 import kotlinx.coroutines.flow.MutableStateFlow
24 import kotlinx.coroutines.flow.asStateFlow
25 
26 class FakeTileSpecRepository : TileSpecRepository {
27 
28     private val tilesPerUser = mutableMapOf<Int, MutableStateFlow<List<TileSpec>>>()
29 
30     override fun tilesSpecs(userId: Int): Flow<List<TileSpec>> {
31         return getFlow(userId).asStateFlow().also { Log.d("Fabian", "Retrieving flow for $userId") }
32     }
33 
34     override suspend fun addTile(userId: Int, tile: TileSpec, position: Int) {
35         if (tile == TileSpec.Invalid) return
36         with(getFlow(userId)) {
37             value =
38                 value.toMutableList().apply {
39                     if (position == POSITION_AT_END) {
40                         add(tile)
41                     } else {
42                         add(position, tile)
43                     }
44                 }
45         }
46     }
47 
48     override suspend fun removeTiles(userId: Int, tiles: Collection<TileSpec>) {
49         with(getFlow(userId)) {
50             value =
51                 value.toMutableList().apply { removeAll(tiles.filter { it != TileSpec.Invalid }) }
52         }
53     }
54 
55     override suspend fun setTiles(userId: Int, tiles: List<TileSpec>) {
56         getFlow(userId).value = tiles.filter { it != TileSpec.Invalid }
57     }
58 
59     private fun getFlow(userId: Int): MutableStateFlow<List<TileSpec>> =
60         tilesPerUser.getOrPut(userId) { MutableStateFlow(emptyList()) }
61 }
62