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1 /*
<lambda>null2  * 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 package com.android.systemui.statusbar.notification.stack
17 
18 import android.annotation.ColorInt
19 import android.util.Log
20 import android.view.View
21 import com.android.internal.annotations.VisibleForTesting
22 import com.android.systemui.media.controls.ui.controller.KeyguardMediaController
23 import com.android.systemui.shade.ShadeDisplayAware
24 import com.android.systemui.statusbar.notification.SourceType
25 import com.android.systemui.statusbar.notification.collection.NotificationClassificationFlag
26 import com.android.systemui.statusbar.notification.collection.render.MediaContainerController
27 import com.android.systemui.statusbar.notification.collection.render.SectionHeaderController
28 import com.android.systemui.statusbar.notification.dagger.AlertingHeader
29 import com.android.systemui.statusbar.notification.dagger.IncomingHeader
30 import com.android.systemui.statusbar.notification.dagger.NewsHeader
31 import com.android.systemui.statusbar.notification.dagger.PeopleHeader
32 import com.android.systemui.statusbar.notification.dagger.PromoHeader
33 import com.android.systemui.statusbar.notification.dagger.RecsHeader
34 import com.android.systemui.statusbar.notification.dagger.SilentHeader
35 import com.android.systemui.statusbar.notification.dagger.SocialHeader
36 import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow
37 import com.android.systemui.statusbar.notification.row.ExpandableView
38 import com.android.systemui.statusbar.notification.shared.NotificationBundleUi
39 import com.android.systemui.statusbar.notification.stack.PriorityBucket
40 import com.android.systemui.statusbar.notification.stack.StackScrollAlgorithm.SectionProvider
41 import com.android.systemui.statusbar.policy.ConfigurationController
42 import com.android.systemui.util.foldToSparseArray
43 import javax.inject.Inject
44 
45 /**
46  * Manages section headers in the NSSL.
47  *
48  * TODO: Move remaining sections logic from NSSL into this class.
49  */
50 class NotificationSectionsManager
51 @Inject
52 internal constructor(
53     @ShadeDisplayAware private val configurationController: ConfigurationController,
54     private val keyguardMediaController: KeyguardMediaController,
55     private val mediaContainerController: MediaContainerController,
56     private val notificationRoundnessManager: NotificationRoundnessManager,
57     @IncomingHeader private val incomingHeaderController: SectionHeaderController,
58     @PeopleHeader private val peopleHeaderController: SectionHeaderController,
59     @AlertingHeader private val alertingHeaderController: SectionHeaderController,
60     @SilentHeader private val silentHeaderController: SectionHeaderController,
61     @NewsHeader private val newsHeaderController: SectionHeaderController,
62     @SocialHeader private val socialHeaderController: SectionHeaderController,
63     @RecsHeader private val recsHeaderController: SectionHeaderController,
64     @PromoHeader private val promoHeaderController: SectionHeaderController,
65 ) : SectionProvider {
66 
67     private val configurationListener =
68         object : ConfigurationController.ConfigurationListener {
69             override fun onLocaleListChanged() {
70                 reinflateViews()
71             }
72         }
73 
74     private lateinit var parent: NotificationStackScrollLayout
75     private var initialized = false
76 
77     @VisibleForTesting
78     val silentHeaderView: SectionHeaderView?
79         get() = silentHeaderController.headerView
80 
81     @VisibleForTesting
82     val alertingHeaderView: SectionHeaderView?
83         get() = alertingHeaderController.headerView
84 
85     @VisibleForTesting
86     val incomingHeaderView: SectionHeaderView?
87         get() = incomingHeaderController.headerView
88 
89     @VisibleForTesting
90     val peopleHeaderView: SectionHeaderView?
91         get() = peopleHeaderController.headerView
92 
93     @VisibleForTesting
94     val mediaControlsView: MediaContainerView?
95         get() = mediaContainerController.mediaContainerView
96 
97     @VisibleForTesting
98     val newsHeaderView: SectionHeaderView?
99         get() = newsHeaderController.headerView
100 
101     @VisibleForTesting
102     val socialHeaderView: SectionHeaderView?
103         get() = socialHeaderController.headerView
104 
105     @VisibleForTesting
106     val recsHeaderView: SectionHeaderView?
107         get() = recsHeaderController.headerView
108 
109     @VisibleForTesting
110     val promoHeaderView: SectionHeaderView?
111         get() = promoHeaderController.headerView
112 
113     /** Must be called before use. */
114     fun initialize(parent: NotificationStackScrollLayout) {
115         check(!initialized) { "NotificationSectionsManager already initialized" }
116         initialized = true
117         this.parent = parent
118         reinflateViews()
119         configurationController.addCallback(configurationListener)
120     }
121 
122     fun createSectionsForBuckets(): Array<NotificationSection> =
123         PriorityBucket
124             .getAllInOrder()
125             .map { NotificationSection(it) }
126             .toTypedArray()
127 
128     /** Reinflates the entire notification header, including all decoration views. */
129     fun reinflateViews() {
130         silentHeaderController.reinflateView(parent)
131         alertingHeaderController.reinflateView(parent)
132         peopleHeaderController.reinflateView(parent)
133         incomingHeaderController.reinflateView(parent)
134         mediaContainerController.reinflateView(parent)
135         keyguardMediaController.attachSinglePaneContainer(mediaControlsView)
136         if (NotificationClassificationFlag.isEnabled) {
137             newsHeaderController.reinflateView(parent)
138             socialHeaderController.reinflateView(parent)
139             recsHeaderController.reinflateView(parent)
140             promoHeaderController.reinflateView(parent)
141         }
142     }
143 
144     override fun beginsSection(view: View, previous: View?): Boolean =
145         view === silentHeaderView ||
146             view === mediaControlsView ||
147             view === peopleHeaderView ||
148             view === alertingHeaderView ||
149             view === incomingHeaderView ||
150             (NotificationClassificationFlag.isEnabled &&
151                 (view === newsHeaderView ||
152                     view === socialHeaderView ||
153                     view === recsHeaderView ||
154                     view === promoHeaderView)) ||
155             getBucket(view) != getBucket(previous)
156 
157     private fun getBucket(view: View?): Int? =
158         when {
159             view === silentHeaderView -> BUCKET_SILENT
160             view === incomingHeaderView -> BUCKET_HEADS_UP
161             view === mediaControlsView -> BUCKET_MEDIA_CONTROLS
162             view === peopleHeaderView -> BUCKET_PEOPLE
163             view === alertingHeaderView -> BUCKET_ALERTING
164             view === newsHeaderView -> BUCKET_NEWS
165             view === socialHeaderView -> BUCKET_SOCIAL
166             view === recsHeaderView -> BUCKET_RECS
167             view === promoHeaderView -> BUCKET_PROMO
168             view is ExpandableNotificationRow ->
169                 if (NotificationBundleUi.isEnabled) view.entryAdapter?.sectionBucket
170                 else view.entryLegacy.bucket
171             else -> null
172         }
173 
174     private sealed class SectionBounds {
175 
176         data class Many(val first: ExpandableView, val last: ExpandableView) : SectionBounds()
177 
178         data class One(val lone: ExpandableView) : SectionBounds()
179 
180         object None : SectionBounds()
181 
182         fun addNotif(notif: ExpandableView): SectionBounds =
183             when (this) {
184                 is None -> One(notif)
185                 is One -> Many(lone, notif)
186                 is Many -> copy(last = notif)
187             }
188 
189         fun updateSection(section: NotificationSection): Boolean =
190             when (this) {
191                 is None -> section.setFirstAndLastVisibleChildren(null, null)
192                 is One -> section.setFirstAndLastVisibleChildren(lone, lone)
193                 is Many -> section.setFirstAndLastVisibleChildren(first, last)
194             }
195 
196         private fun NotificationSection.setFirstAndLastVisibleChildren(
197             first: ExpandableView?,
198             last: ExpandableView?,
199         ): Boolean {
200             val firstChanged = setFirstVisibleChild(first)
201             val lastChanged = setLastVisibleChild(last)
202             return firstChanged || lastChanged
203         }
204     }
205 
206     /**
207      * Updates the boundaries (as tracked by their first and last views) of the priority sections.
208      *
209      * @return `true` If the last view in the top section changed (so we need to animate).
210      */
211     fun updateFirstAndLastViewsForAllSections(
212         sections: Array<NotificationSection>,
213         children: List<ExpandableView>,
214     ): Boolean {
215         // Create mapping of bucket to section
216         val sectionBounds =
217             children
218                 .asSequence()
219                 // Group children by bucket
220                 .groupingBy {
221                     getBucket(it)
222                         ?: throw IllegalArgumentException("Cannot find section bucket for view")
223                 }
224                 // Combine each bucket into a SectionBoundary
225                 .foldToSparseArray(
226                     SectionBounds.None,
227                     size = sections.size,
228                     operation = SectionBounds::addNotif,
229                 )
230 
231         // Build a set of the old first/last Views of the sections
232         val oldFirstChildren = sections.mapNotNull { it.firstVisibleChild }.toSet().toMutableSet()
233         val oldLastChildren = sections.mapNotNull { it.lastVisibleChild }.toSet().toMutableSet()
234 
235         // Update each section with the associated boundary, tracking if there was a change
236         val changed =
237             sections.fold(false) { changed, section ->
238                 val bounds = sectionBounds[section.bucket] ?: SectionBounds.None
239                 val isSectionChanged = bounds.updateSection(section)
240                 isSectionChanged || changed
241             }
242 
243         val newFirstChildren = sections.mapNotNull { it.firstVisibleChild }
244         val newLastChildren = sections.mapNotNull { it.lastVisibleChild }
245 
246         // Update the roundness of Views that weren't already in the first/last position
247         newFirstChildren.forEach { firstChild ->
248             val wasFirstChild = oldFirstChildren.remove(firstChild)
249             if (!wasFirstChild) {
250                 val notAnimatedChild = !notificationRoundnessManager.isAnimatedChild(firstChild)
251                 val animated = firstChild.isShown && notAnimatedChild
252                 firstChild.requestTopRoundness(1f, SECTION, animated)
253             }
254         }
255         newLastChildren.forEach { lastChild ->
256             val wasLastChild = oldLastChildren.remove(lastChild)
257             if (!wasLastChild) {
258                 val notAnimatedChild = !notificationRoundnessManager.isAnimatedChild(lastChild)
259                 val animated = lastChild.isShown && notAnimatedChild
260                 lastChild.requestBottomRoundness(1f, SECTION, animated)
261             }
262         }
263 
264         // The Views left in the set are no longer in the first/last position
265         oldFirstChildren.forEach { noMoreFirstChild ->
266             noMoreFirstChild.requestTopRoundness(0f, SECTION)
267         }
268         oldLastChildren.forEach { noMoreLastChild ->
269             noMoreLastChild.requestBottomRoundness(0f, SECTION)
270         }
271 
272         if (DEBUG) {
273             logSections(sections)
274         }
275         return changed
276     }
277 
278     private fun logSections(sections: Array<NotificationSection>) {
279         for (i in sections.indices) {
280             val s = sections[i]
281             val fs =
282                 when (val first = s.firstVisibleChild) {
283                     null -> "(null)"
284                     is ExpandableNotificationRow -> first.loggingKey
285                     else -> Integer.toHexString(System.identityHashCode(first))
286                 }
287             val ls =
288                 when (val last = s.lastVisibleChild) {
289                     null -> "(null)"
290                     is ExpandableNotificationRow -> last.loggingKey
291                     else -> Integer.toHexString(System.identityHashCode(last))
292                 }
293             Log.d(TAG, "updateSections: f=$fs s=$i")
294             Log.d(TAG, "updateSections: l=$ls s=$i")
295         }
296     }
297 
298     fun setHeaderForegroundColors(@ColorInt onSurface: Int, @ColorInt onSurfaceVariant: Int) {
299         peopleHeaderView?.setForegroundColors(onSurface, onSurfaceVariant)
300         silentHeaderView?.setForegroundColors(onSurface, onSurfaceVariant)
301         alertingHeaderView?.setForegroundColors(onSurface, onSurfaceVariant)
302         if (NotificationClassificationFlag.isEnabled) {
303             newsHeaderView?.setForegroundColors(onSurface, onSurfaceVariant)
304             socialHeaderView?.setForegroundColors(onSurface, onSurfaceVariant)
305             recsHeaderView?.setForegroundColors(onSurface, onSurfaceVariant)
306             promoHeaderView?.setForegroundColors(onSurface, onSurfaceVariant)
307         }
308     }
309 
310     companion object {
311         private const val TAG = "NotifSectionsManager"
312         private const val DEBUG = false
313         private val SECTION = SourceType.from("Section")
314     }
315 }
316