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.domain.model
18 
19 import com.android.systemui.qs.pipeline.shared.TileSpec
20 
21 /** Strategy for when to track a particular [AutoAddable]. */
22 sealed interface AutoAddTracking {
23 
24     /**
25      * Indicates that the signals from the associated [AutoAddable] should all be collected and
26      * reacted accordingly. It may have [AutoAddSignal.Add] and [AutoAddSignal.Remove].
27      */
28     object Always : AutoAddTracking {
29         override fun toString(): String {
30             return "Always"
31         }
32     }
33 
34     /**
35      * Indicates that the associated [AutoAddable] is [Disabled] and doesn't need to be collected.
36      */
37     object Disabled : AutoAddTracking {
38         override fun toString(): String {
39             return "Disabled"
40         }
41     }
42 
43     /**
44      * Only the first [AutoAddSignal.Add] for each flow of signals needs to be collected, and only
45      * if the tile hasn't been auto-added yet. The associated [AutoAddable] will only emit
46      * [AutoAddSignal.Add].
47      */
48     data class IfNotAdded(val spec: TileSpec) : AutoAddTracking
49 }
50