1 /*
2  * 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.provider
18 
19 import com.android.systemui.dagger.SysUISingleton
20 import com.android.systemui.statusbar.notification.collection.ListEntry
21 import com.android.systemui.statusbar.notification.collection.listbuilder.NotifSection
22 import com.android.systemui.statusbar.notification.collection.listbuilder.pluggable.NotifSectioner
23 import javax.inject.Inject
24 
25 /**
26  * A class which is used to classify the sections.
27  * NOTE: This class exists to avoid putting metadata like "isMinimized" on the NotifSection
28  */
29 @SysUISingleton
30 class SectionStyleProvider @Inject constructor() {
31     private lateinit var silentSections: Set<NotifSectioner>
32     private lateinit var lowPrioritySections: Set<NotifSectioner>
33 
34     /**
35      * Feed the provider the information it needs about which sections should have minimized top
36      * level views, so that it can calculate the correct minimized state.
37      */
38     fun setMinimizedSections(sections: Collection<NotifSectioner>) {
39         lowPrioritySections = sections.toSet()
40     }
41 
42     /**
43      * Determine if the given section is minimized.
44      */
45     fun isMinimizedSection(section: NotifSection): Boolean {
46         return lowPrioritySections.contains(section.sectioner)
47     }
48 
49     /**
50      * Determine if the given entry is minimized.
51      */
52     @JvmOverloads
53     fun isMinimized(entry: ListEntry, ifNotInSection: Boolean = true): Boolean {
54         val section = entry.section ?: return ifNotInSection
55         return isMinimizedSection(section)
56     }
57 
58     /**
59      * Feed the provider the information it needs about which sections are silent, so that it can
60      * calculate which entries are in a "silent" section.
61      */
62     fun setSilentSections(sections: Collection<NotifSectioner>) {
63         silentSections = sections.toSet()
64     }
65 
66     /**
67      * Determine if the given section is silent.
68      */
69     fun isSilentSection(section: NotifSection): Boolean {
70         return silentSections.contains(section.sectioner)
71     }
72 
73     /**
74      * Determine if the given entry is silent.
75      */
76     @JvmOverloads
77     fun isSilent(entry: ListEntry, ifNotInSection: Boolean = true): Boolean {
78         val section = entry.section ?: return ifNotInSection
79         return isSilentSection(section)
80     }
81 }
82