forked from GitHub-Mirror/riotX-android
133 lines
5.1 KiB
Kotlin
133 lines
5.1 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.riotredesign.features.home.room.list
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import android.os.Bundle
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import android.text.Editable
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import android.text.TextWatcher
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.recyclerview.widget.LinearLayoutManager
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import com.airbnb.mvrx.Fail
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import com.airbnb.mvrx.Incomplete
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import com.airbnb.mvrx.Success
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import com.airbnb.mvrx.fragmentViewModel
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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.RoomSummary
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import im.vector.riotredesign.R
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import im.vector.riotredesign.core.epoxy.LayoutManagerStateRestorer
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import im.vector.riotredesign.core.extensions.observeEvent
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import im.vector.riotredesign.core.extensions.setupAsSearch
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import im.vector.riotredesign.core.platform.RiotFragment
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import im.vector.riotredesign.core.platform.StateView
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import im.vector.riotredesign.features.home.HomeModule
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import im.vector.riotredesign.features.home.HomeNavigator
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import kotlinx.android.synthetic.main.fragment_room_list.*
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import org.koin.android.ext.android.inject
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import org.koin.android.scope.ext.android.bindScope
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import org.koin.android.scope.ext.android.getOrCreateScope
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class RoomListFragment : RiotFragment(), RoomSummaryController.Callback {
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companion object {
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fun newInstance(): RoomListFragment {
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return RoomListFragment()
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}
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}
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private val roomController by inject<RoomSummaryController>()
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private val homeNavigator by inject<HomeNavigator>()
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private val roomListViewModel: RoomListViewModel by fragmentViewModel()
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
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return inflater.inflate(R.layout.fragment_room_list, container, false)
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}
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override fun onActivityCreated(savedInstanceState: Bundle?) {
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super.onActivityCreated(savedInstanceState)
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bindScope(getOrCreateScope(HomeModule.ROOM_LIST_SCOPE))
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setupRecyclerView()
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setupFilterView()
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roomListViewModel.subscribe { renderState(it) }
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roomListViewModel.openRoomLiveData.observeEvent(this) {
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homeNavigator.openRoomDetail(it, null)
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}
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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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epoxyRecyclerView.layoutManager = layoutManager
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roomController.callback = this
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roomController.addModelBuildListener { it.dispatchTo(stateRestorer) }
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stateView.contentView = epoxyRecyclerView
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epoxyRecyclerView.setController(roomController)
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}
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private fun setupFilterView() {
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filterRoomView.setupAsSearch()
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filterRoomView.addTextChangedListener(object : TextWatcher {
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override fun afterTextChanged(s: Editable?) = Unit
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override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) = Unit
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override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
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roomListViewModel.accept(RoomListActions.FilterRooms(s))
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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.asyncRooms) {
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is Incomplete -> renderLoading()
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is Success -> renderSuccess(state)
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is Fail -> renderFailure(state.asyncRooms.error)
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}
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}
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private fun renderSuccess(state: RoomListViewState) {
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if (state.asyncRooms().isNullOrEmpty()) {
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stateView.state = StateView.State.Empty(getString(R.string.room_list_empty))
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} else {
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stateView.state = StateView.State.Content
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}
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roomController.setData(state)
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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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// 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 onToggleRoomCategory(roomCategory: RoomCategory) {
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roomListViewModel.accept(RoomListActions.ToggleCategory(roomCategory))
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}
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} |