forked from GitHub-Mirror/riotX-android
280 lines
11 KiB
Kotlin
280 lines
11 KiB
Kotlin
/*
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* Copyright 2019 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package im.vector.riotx.features.home.room.list
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import android.os.Bundle
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import android.os.Parcelable
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import androidx.annotation.StringRes
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import androidx.core.content.ContextCompat
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import androidx.core.view.isVisible
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.airbnb.mvrx.*
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import com.google.android.material.snackbar.Snackbar
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import im.vector.matrix.android.api.failure.Failure
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import im.vector.matrix.android.api.session.room.model.Membership
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import im.vector.matrix.android.api.session.room.model.RoomSummary
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import im.vector.riotx.R
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import im.vector.riotx.core.di.ScreenComponent
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import im.vector.riotx.core.epoxy.LayoutManagerStateRestorer
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import im.vector.riotx.core.error.ErrorFormatter
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import im.vector.riotx.core.extensions.observeEvent
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import im.vector.riotx.core.extensions.observeEventFirstThrottle
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import im.vector.riotx.core.platform.OnBackPressed
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import im.vector.riotx.core.platform.StateView
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import im.vector.riotx.core.platform.VectorBaseFragment
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import im.vector.riotx.features.home.room.list.widget.FabMenuView
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import im.vector.riotx.features.notifications.NotificationDrawerManager
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import kotlinx.android.parcel.Parcelize
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import kotlinx.android.synthetic.main.fragment_room_list.*
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import javax.inject.Inject
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@Parcelize
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data class RoomListParams(
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val displayMode: RoomListFragment.DisplayMode
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) : Parcelable
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class RoomListFragment : VectorBaseFragment(), RoomSummaryController.Listener, OnBackPressed, FabMenuView.Listener {
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enum class DisplayMode(@StringRes val titleRes: Int) {
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HOME(R.string.bottom_action_home),
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PEOPLE(R.string.bottom_action_people_x),
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ROOMS(R.string.bottom_action_rooms),
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FILTERED(/* Not used */ R.string.bottom_action_rooms)
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}
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companion object {
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fun newInstance(roomListParams: RoomListParams): RoomListFragment {
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return RoomListFragment().apply {
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setArguments(roomListParams)
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}
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}
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}
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private val roomListParams: RoomListParams by args()
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@Inject lateinit var roomController: RoomSummaryController
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@Inject lateinit var roomListViewModelFactory: RoomListViewModel.Factory
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@Inject lateinit var errorFormatter: ErrorFormatter
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@Inject lateinit var notificationDrawerManager: NotificationDrawerManager
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private val roomListViewModel: RoomListViewModel by fragmentViewModel()
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override fun getLayoutResId() = R.layout.fragment_room_list
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override fun injectWith(injector: ScreenComponent) {
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injector.inject(this)
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}
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override fun onActivityCreated(savedInstanceState: Bundle?) {
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super.onActivityCreated(savedInstanceState)
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setupCreateRoomButton()
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setupRecyclerView()
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roomListViewModel.subscribe { renderState(it) }
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roomListViewModel.openRoomLiveData.observeEventFirstThrottle(this, 800L) {
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navigator.openRoom(requireActivity(), it)
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}
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createChatFabMenu.listener = this
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roomListViewModel.invitationAnswerErrorLiveData.observeEvent(this) { throwable ->
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vectorBaseActivity.coordinatorLayout?.let {
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Snackbar.make(it, errorFormatter.toHumanReadable(throwable), Snackbar.LENGTH_SHORT)
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.show()
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}
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}
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}
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private fun setupCreateRoomButton() {
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when (roomListParams.displayMode) {
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DisplayMode.HOME -> createChatFabMenu.isVisible = true
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DisplayMode.PEOPLE -> createChatRoomButton.isVisible = true
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DisplayMode.ROOMS -> createGroupRoomButton.isVisible = true
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DisplayMode.FILTERED -> Unit // No button in this mode
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}
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createChatRoomButton.setOnClickListener {
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createDirectChat()
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}
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createGroupRoomButton.setOnClickListener {
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openRoomDirectory()
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}
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// Hide FAB when list is scrolling
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roomListEpoxyRecyclerView.addOnScrollListener(
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object : RecyclerView.OnScrollListener() {
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override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
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createChatFabMenu.removeCallbacks(showFabRunnable)
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when (newState) {
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RecyclerView.SCROLL_STATE_IDLE -> {
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createChatFabMenu.postDelayed(showFabRunnable, 250)
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}
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RecyclerView.SCROLL_STATE_DRAGGING,
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RecyclerView.SCROLL_STATE_SETTLING -> {
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when (roomListParams.displayMode) {
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DisplayMode.HOME -> createChatFabMenu.hide()
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DisplayMode.PEOPLE -> createChatRoomButton.hide()
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DisplayMode.ROOMS -> createGroupRoomButton.hide()
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DisplayMode.FILTERED -> Unit
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}
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}
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}
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}
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})
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}
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fun filterRoomsWith(filter: String) {
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// Scroll the list to top
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roomListEpoxyRecyclerView.scrollToPosition(0)
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roomListViewModel.accept(RoomListActions.FilterWith(filter))
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}
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override fun openRoomDirectory(initialFilter: String) {
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navigator.openRoomDirectory(requireActivity(), initialFilter)
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}
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override fun createDirectChat() {
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navigator.openCreateDirectRoom(requireActivity())
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}
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private fun setupRecyclerView() {
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val layoutManager = LinearLayoutManager(context)
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val stateRestorer = LayoutManagerStateRestorer(layoutManager).register()
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roomListEpoxyRecyclerView.layoutManager = layoutManager
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roomListEpoxyRecyclerView.itemAnimator = RoomListAnimator()
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roomController.listener = this
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roomController.addModelBuildListener { it.dispatchTo(stateRestorer) }
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stateView.contentView = roomListEpoxyRecyclerView
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roomListEpoxyRecyclerView.setController(roomController)
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}
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private val showFabRunnable = Runnable {
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if (isAdded) {
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when (roomListParams.displayMode) {
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DisplayMode.HOME -> createChatFabMenu.show()
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DisplayMode.PEOPLE -> createChatRoomButton.show()
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DisplayMode.ROOMS -> createGroupRoomButton.show()
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DisplayMode.FILTERED -> Unit
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}
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}
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}
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private fun renderState(state: RoomListViewState) {
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when (state.asyncFilteredRooms) {
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is Incomplete -> renderLoading()
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is Success -> renderSuccess(state)
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is Fail -> renderFailure(state.asyncFilteredRooms.error)
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}
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roomController.setData(state)
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}
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private fun renderSuccess(state: RoomListViewState) {
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val allRooms = state.asyncRooms()
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val filteredRooms = state.asyncFilteredRooms()
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if (filteredRooms.isNullOrEmpty()) {
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renderEmptyState(allRooms)
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} else {
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stateView.state = StateView.State.Content
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}
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}
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private fun renderEmptyState(allRooms: List<RoomSummary>?) {
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val hasNoRoom = allRooms
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?.filter {
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it.membership == Membership.JOIN || it.membership == Membership.INVITE
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}
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.isNullOrEmpty()
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val emptyState = when (roomListParams.displayMode) {
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DisplayMode.HOME -> {
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if (hasNoRoom) {
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StateView.State.Empty(
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getString(R.string.room_list_catchup_welcome_title),
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ContextCompat.getDrawable(requireContext(), R.drawable.ic_home_bottom_catchup),
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getString(R.string.room_list_catchup_welcome_body)
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)
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} else {
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StateView.State.Empty(
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getString(R.string.room_list_catchup_empty_title),
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ContextCompat.getDrawable(requireContext(), R.drawable.ic_noun_party_popper),
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getString(R.string.room_list_catchup_empty_body))
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}
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}
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DisplayMode.PEOPLE ->
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StateView.State.Empty(
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getString(R.string.room_list_people_empty_title),
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ContextCompat.getDrawable(requireContext(), R.drawable.ic_home_bottom_chat),
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getString(R.string.room_list_people_empty_body)
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)
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DisplayMode.ROOMS ->
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StateView.State.Empty(
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getString(R.string.room_list_rooms_empty_title),
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ContextCompat.getDrawable(requireContext(), R.drawable.ic_home_bottom_group),
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getString(R.string.room_list_rooms_empty_body)
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)
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DisplayMode.FILTERED ->
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// Always display the content in this mode, because if the footer
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StateView.State.Content
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}
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stateView.state = emptyState
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}
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private fun renderLoading() {
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stateView.state = StateView.State.Loading
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}
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private fun renderFailure(error: Throwable) {
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val message = when (error) {
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is Failure.NetworkConnection -> getString(R.string.network_error_please_check_and_retry)
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else -> getString(R.string.unknown_error)
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}
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stateView.state = StateView.State.Error(message)
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}
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override fun onBackPressed(): Boolean {
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if (createChatFabMenu.onBackPressed()) {
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return true
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}
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return super.onBackPressed()
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}
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// RoomSummaryController.Callback **************************************************************
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override fun onRoomSelected(room: RoomSummary) {
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roomListViewModel.accept(RoomListActions.SelectRoom(room))
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}
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override fun onAcceptRoomInvitation(room: RoomSummary) {
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notificationDrawerManager.clearMemberShipNotificationForRoom(room.roomId)
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roomListViewModel.accept(RoomListActions.AcceptInvitation(room))
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}
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override fun onRejectRoomInvitation(room: RoomSummary) {
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notificationDrawerManager.clearMemberShipNotificationForRoom(room.roomId)
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roomListViewModel.accept(RoomListActions.RejectInvitation(room))
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}
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override fun onToggleRoomCategory(roomCategory: RoomCategory) {
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roomListViewModel.accept(RoomListActions.ToggleCategory(roomCategory))
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}
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override fun createRoom(initialName: String) {
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navigator.openCreateRoom(requireActivity(), initialName)
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}
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} |