1 /*
2  * Copyright (C) 2019 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
18 
19 import android.content.Context
20 import android.provider.DeviceConfig
21 
22 import com.android.internal.annotations.VisibleForTesting
23 import com.android.internal.config.sysui.SystemUiDeviceConfigFlags.NOTIFICATIONS_USE_PEOPLE_FILTERING
24 import com.android.systemui.dagger.SysUISingleton
25 import com.android.systemui.statusbar.notification.stack.BUCKET_ALERTING
26 import com.android.systemui.statusbar.notification.stack.BUCKET_FOREGROUND_SERVICE
27 import com.android.systemui.statusbar.notification.stack.BUCKET_HEADS_UP
28 import com.android.systemui.statusbar.notification.stack.BUCKET_MEDIA_CONTROLS
29 import com.android.systemui.statusbar.notification.stack.BUCKET_PEOPLE
30 import com.android.systemui.statusbar.notification.stack.BUCKET_SILENT
31 import com.android.systemui.util.DeviceConfigProxy
32 import com.android.systemui.util.Utils
33 
34 import javax.inject.Inject
35 
36 private var sUsePeopleFiltering: Boolean? = null
37 
38 /**
39  * Feature controller for the NOTIFICATIONS_USE_PEOPLE_FILTERING config.
40  */
41 @SysUISingleton
42 class NotificationSectionsFeatureManager @Inject constructor(
43     val proxy: DeviceConfigProxy,
44     val context: Context
45 ) {
46 
47     fun isFilteringEnabled(): Boolean {
48         return usePeopleFiltering(proxy)
49     }
50 
51     fun isMediaControlsEnabled(): Boolean {
52         return Utils.useQsMediaPlayer(context)
53     }
54 
55     fun getNotificationBuckets(): IntArray {
56         return when {
57             isFilteringEnabled() && isMediaControlsEnabled() ->
58                 intArrayOf(BUCKET_HEADS_UP, BUCKET_FOREGROUND_SERVICE, BUCKET_MEDIA_CONTROLS,
59                         BUCKET_PEOPLE, BUCKET_ALERTING, BUCKET_SILENT)
60             !isFilteringEnabled() && isMediaControlsEnabled() ->
61                 intArrayOf(BUCKET_HEADS_UP, BUCKET_FOREGROUND_SERVICE, BUCKET_MEDIA_CONTROLS,
62                         BUCKET_ALERTING, BUCKET_SILENT)
63             isFilteringEnabled() && !isMediaControlsEnabled() ->
64                 intArrayOf(BUCKET_HEADS_UP, BUCKET_FOREGROUND_SERVICE, BUCKET_PEOPLE,
65                         BUCKET_ALERTING, BUCKET_SILENT)
66             else ->
67                 intArrayOf(BUCKET_ALERTING, BUCKET_SILENT)
68         }
69     }
70 
71     fun getNumberOfBuckets(): Int {
72         return getNotificationBuckets().size
73     }
74 
75     @VisibleForTesting
76     fun clearCache() {
77         sUsePeopleFiltering = null
78     }
79 }
80 
81 private fun usePeopleFiltering(proxy: DeviceConfigProxy): Boolean {
82     if (sUsePeopleFiltering == null) {
83         sUsePeopleFiltering = proxy.getBoolean(
84                 DeviceConfig.NAMESPACE_SYSTEMUI, NOTIFICATIONS_USE_PEOPLE_FILTERING, true)
85     }
86 
87     return sUsePeopleFiltering!!
88 }
89