added dialog to change app layout settings (#6840)

Author: fedrunov

changelog.d/6506.wip

@@ -0,0 +1 @@
+[App Layout] added dialog to configure app layout

vector/src/main/java/im/vector/app/features/home/HomeActivity.kt

@@ -56,6 +56,7 @@ import im.vector.app.features.analytics.plan.MobileScreen
 import im.vector.app.features.analytics.plan.ViewRoom
 import im.vector.app.features.crypto.recover.SetupMode
 import im.vector.app.features.disclaimer.showDisclaimerDialog
+import im.vector.app.features.home.room.list.home.layout.HomeLayoutSettingBottomDialogFragment
 import im.vector.app.features.matrixto.MatrixToBottomSheet
 import im.vector.app.features.matrixto.OriginOfMatrixTo
 import im.vector.app.features.navigation.Navigator
@@ -283,6 +284,11 @@ class HomeActivity :
                 .show(supportFragmentManager, "SPACE_SETTINGS")
     }
 
+    private fun showLayoutSettings() {
+        HomeLayoutSettingBottomDialogFragment()
+                .show(supportFragmentManager, "LAYOUT_SETTINGS")
+    }
+
     private fun openSpaceInvite(spaceId: String) {
         SpaceInviteBottomSheet.newInstance(spaceId)
                 .show(supportFragmentManager, "SPACE_INVITE")
@@ -596,6 +602,10 @@ class HomeActivity :
                 navigator.openSettings(this)
                 true
             }
+            R.id.menu_home_layout_settings -> {
+                showLayoutSettings()
+                true
+            }
             R.id.menu_home_invite_friends -> {
                 launchInviteFriends()
                 true

vector/src/main/java/im/vector/app/features/home/room/list/home/HomeLayoutPreferencesStore.kt

@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.app.features.home.room.list.home
+
+import android.content.Context
+import androidx.datastore.core.DataStore
+import androidx.datastore.preferences.core.Preferences
+import androidx.datastore.preferences.core.booleanPreferencesKey
+import androidx.datastore.preferences.core.edit
+import androidx.datastore.preferences.preferencesDataStore
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.map
+import org.matrix.android.sdk.api.extensions.orFalse
+import javax.inject.Inject
+
+private val Context.dataStore: DataStore<Preferences> by preferencesDataStore(name = "layout_preferences")
+
+class HomeLayoutPreferencesStore @Inject constructor(
+        private val context: Context
+) {
+
+    private val areRecentsEnbabled = booleanPreferencesKey("SETTINGS_PREFERENCES_HOME_RECENTS")
+    private val areFiltersEnabled = booleanPreferencesKey("SETTINGS_PREFERENCES_HOME_FILTERS")
+    private val isAZOrderingEnabled = booleanPreferencesKey("SETTINGS_PREFERENCES_USE_AZ_ORDER")
+
+    val areRecentsEnabledFlow: Flow<Boolean> = context.dataStore.data
+            .map { preferences -> preferences[areRecentsEnbabled].orFalse() }
+            .distinctUntilChanged()
+
+    val areFiltersEnabledFlow: Flow<Boolean> = context.dataStore.data
+            .map { preferences -> preferences[areFiltersEnabled].orFalse() }
+            .distinctUntilChanged()
+
+    val isAZOrderingEnabledFlow: Flow<Boolean> = context.dataStore.data
+            .map { preferences -> preferences[isAZOrderingEnabled].orFalse() }
+            .distinctUntilChanged()
+
+    suspend fun setRecentsEnabled(isEnabled: Boolean) {
+        context.dataStore.edit { settings ->
+            settings[areRecentsEnbabled] = isEnabled
+        }
+    }
+
+    suspend fun setFiltersEnabled(isEnabled: Boolean) {
+        context.dataStore.edit { settings ->
+            settings[areFiltersEnabled] = isEnabled
+        }
+    }
+
+    suspend fun setAZOrderingEnabled(isEnabled: Boolean) {
+        context.dataStore.edit { settings ->
+            settings[isAZOrderingEnabled] = isEnabled
+        }
+    }
+}

vector/src/main/java/im/vector/app/features/home/room/list/home/HomeRoomListFragment.kt

@@ -162,6 +162,15 @@ class HomeRoomListFragment @Inject constructor(
         }.launchIn(lifecycleScope)
 
         views.roomListView.adapter = concatAdapter
+
+        // we need to force scroll when recents/filter tabs are added to make them visible
+        concatAdapter.registerAdapterDataObserver(object : RecyclerView.AdapterDataObserver() {
+            override fun onItemRangeInserted(positionStart: Int, itemCount: Int) {
+                if (positionStart == 0) {
+                    layoutManager.scrollToPosition(0)
+                }
+            }
+        })
     }
 
     private fun setupFabs() {
@@ -205,6 +214,9 @@ class HomeRoomListFragment @Inject constructor(
     }
 
     private fun setUpAdapters(sections: Set<HomeRoomSection>) {
+        concatAdapter.adapters.forEach {
+            concatAdapter.removeAdapter(it)
+        }
         sections.forEach {
             concatAdapter.addAdapter(getAdapterForData(it))
         }
@@ -234,12 +246,11 @@ class HomeRoomListFragment @Inject constructor(
             is HomeRoomSection.RoomSummaryData -> {
                 HomeFilteredRoomsController(
                         roomSummaryItemFactory,
-                        showFilters = section.showFilters,
                 ).also { controller ->
                     controller.listener = this
                     controller.onFilterChanged = ::onRoomFilterChanged
                     section.filtersData.onEach {
-                        controller.submitFiltersData(it)
+                        controller.submitFiltersData(it.getOrNull())
                     }.launchIn(lifecycleScope)
                     section.list.observe(viewLifecycleOwner) { list ->
                         controller.submitList(list)

vector/src/main/java/im/vector/app/features/home/room/list/home/HomeRoomListViewModel.kt

@@ -34,6 +34,7 @@ import kotlinx.coroutines.flow.SharedFlow
 import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.onEach
@@ -53,12 +54,14 @@ import org.matrix.android.sdk.api.session.room.model.Membership
 import org.matrix.android.sdk.api.session.room.model.tag.RoomTag
 import org.matrix.android.sdk.api.session.room.roomSummaryQueryParams
 import org.matrix.android.sdk.api.session.room.state.isPublic
+import org.matrix.android.sdk.api.util.Optional
 import org.matrix.android.sdk.flow.flow
 
 class HomeRoomListViewModel @AssistedInject constructor(
         @Assisted initialState: HomeRoomListViewState,
         private val session: Session,
         private val spaceStateHandler: SpaceStateHandler,
+        private val preferencesStore: HomeLayoutPreferencesStore,
 ) : VectorViewModel<HomeRoomListViewState, HomeRoomListAction, HomeRoomListViewEvents>(initialState) {
 
     @AssistedFactory
@@ -82,17 +85,30 @@ class HomeRoomListViewModel @AssistedInject constructor(
 
     init {
         configureSections()
+        observePreferences()
     }
 
-    private fun configureSections() {
+    private fun observePreferences() {
+        preferencesStore.areRecentsEnabledFlow.onEach {
+            configureSections()
+        }.launchIn(viewModelScope)
+
+        preferencesStore.isAZOrderingEnabledFlow.onEach {
+            configureSections()
+        }.launchIn(viewModelScope)
+    }
+
+    private fun configureSections() = viewModelScope.launch {
         val newSections = mutableSetOf<HomeRoomSection>()
 
-        newSections.add(getRecentRoomsSection())
-        newSections.add(getFilteredRoomsSection())
+        val areSettingsEnabled = preferencesStore.areRecentsEnabledFlow.first()
 
-        viewModelScope.launch {
-            _sections.emit(newSections)
+        if (areSettingsEnabled) {
+            newSections.add(getRecentRoomsSection())
         }
+        newSections.add(getFilteredRoomsSection())
+
+        _sections.emit(newSections)
 
         setState {
             copy(state = StateView.State.Content)
@@ -111,13 +127,17 @@ class HomeRoomListViewModel @AssistedInject constructor(
         )
     }
 
-    private fun getFilteredRoomsSection(): HomeRoomSection.RoomSummaryData {
+    private suspend fun getFilteredRoomsSection(): HomeRoomSection.RoomSummaryData {
         val builder = RoomSummaryQueryParams.Builder().also {
             it.memberships = listOf(Membership.JOIN)
         }
 
         val params = getFilteredQueryParams(HomeRoomFilter.ALL, builder.build())
-        val sortOrder = RoomSortOrder.ACTIVITY // #6506
+        val sortOrder = if (preferencesStore.isAZOrderingEnabledFlow.first()) {
+            RoomSortOrder.NAME
+        } else {
+            RoomSortOrder.ACTIVITY
+        }
 
         val liveResults = session.roomService().getFilteredPagedRoomSummariesLive(
                 params,
@@ -135,19 +155,18 @@ class HomeRoomListViewModel @AssistedInject constructor(
                 .onEach { selectedSpaceOption ->
                     val selectedSpace = selectedSpaceOption.orNull()
                     liveResults.queryParams = liveResults.queryParams.copy(
-                            spaceFilter =  selectedSpace?.roomId.toActiveSpaceOrNoFilter()
+                            spaceFilter = selectedSpace?.roomId.toActiveSpaceOrNoFilter()
                     )
                 }.launchIn(viewModelScope)
 
         return HomeRoomSection.RoomSummaryData(
                 list = liveResults.livePagedList,
-                showFilters = true, // #6506
                 filtersData = getFiltersDataFlow()
         )
     }
 
-    private fun getFiltersDataFlow(): SharedFlow<List<HomeRoomFilter>> {
-        val flow = MutableSharedFlow<List<HomeRoomFilter>>(replay = 1)
+    private fun getFiltersDataFlow(): SharedFlow<Optional<List<HomeRoomFilter>>> {
+        val flow = MutableSharedFlow<Optional<List<HomeRoomFilter>>>(replay = 1)
 
         val favouritesFlow = session.flow()
                 .liveRoomSummaries(
@@ -168,25 +187,28 @@ class HomeRoomListViewModel @AssistedInject constructor(
                 .map { it.isNotEmpty() }
                 .distinctUntilChanged()
 
-        favouritesFlow.combine(dmsFLow) { hasFavourite, hasDm ->
-            hasFavourite to hasDm
-        }.onEach { (hasFavourite, hasDm) ->
-            val filtersData = mutableListOf(
-                    HomeRoomFilter.ALL,
-                    HomeRoomFilter.UNREADS
-            )
-            if (hasFavourite) {
-                filtersData.add(
-                        HomeRoomFilter.FAVOURITES
-                )
-            }
-            if (hasDm) {
-                filtersData.add(
-                        HomeRoomFilter.PEOPlE
+        combine(favouritesFlow, dmsFLow, preferencesStore.areFiltersEnabledFlow) { hasFavourite, hasDm, areFiltersEnabled ->
+            Triple(hasFavourite, hasDm, areFiltersEnabled)
+        }.onEach { (hasFavourite, hasDm, areFiltersEnabled) ->
+            if (areFiltersEnabled) {
+                val filtersData = mutableListOf(
+                        HomeRoomFilter.ALL,
+                        HomeRoomFilter.UNREADS
                 )
+                if (hasFavourite) {
+                    filtersData.add(
+                            HomeRoomFilter.FAVOURITES
+                    )
+                }
+                if (hasDm) {
+                    filtersData.add(
+                            HomeRoomFilter.PEOPlE
+                    )
+                }
+                flow.emit(Optional.from(filtersData))
+            } else {
+                flow.emit(Optional.empty())
             }
-
-            flow.emit(filtersData)
         }.launchIn(viewModelScope)
 
         return flow

vector/src/main/java/im/vector/app/features/home/room/list/home/HomeRoomSection.kt

@@ -21,12 +21,12 @@ import androidx.paging.PagedList
 import im.vector.app.features.home.room.list.home.filter.HomeRoomFilter
 import kotlinx.coroutines.flow.SharedFlow
 import org.matrix.android.sdk.api.session.room.model.RoomSummary
+import org.matrix.android.sdk.api.util.Optional
 
 sealed class HomeRoomSection {
     data class RoomSummaryData(
             val list: LiveData<PagedList<RoomSummary>>,
-            val showFilters: Boolean,
-            val filtersData: SharedFlow<List<HomeRoomFilter>>
+            val filtersData: SharedFlow<Optional<List<HomeRoomFilter>>>,
     ) : HomeRoomSection()
 
     data class RecentRoomsData(

vector/src/main/java/im/vector/app/features/home/room/list/home/filter/HomeFilteredRoomsController.kt

@@ -28,7 +28,6 @@ import org.matrix.android.sdk.api.session.room.model.RoomSummary
 
 class HomeFilteredRoomsController(
         private val roomSummaryItemFactory: RoomSummaryItemFactory,
-        private val showFilters: Boolean,
 ) : PagedListEpoxyController<RoomSummary>(
         // Important it must match the PageList builder notify Looper
         modelBuildingHandler = createUIHandler()
@@ -48,7 +47,7 @@ class HomeFilteredRoomsController(
 
     override fun addModels(models: List<EpoxyModel<*>>) {
         val host = this
-        if (showFilters) {
+        if (host.filtersData != null) {
             roomFilterHeaderItem {
                 id("filter_header")
                 filtersData(host.filtersData)
@@ -58,7 +57,7 @@ class HomeFilteredRoomsController(
         super.addModels(models)
     }
 
-    fun submitFiltersData(data: List<HomeRoomFilter>) {
+    fun submitFiltersData(data: List<HomeRoomFilter>?) {
         this.filtersData = data
         requestForcedModelBuild()
     }