forked from GitHub-Mirror/riotX-android
98 lines
3.5 KiB
Kotlin
98 lines
3.5 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 androidx.annotation.StringRes
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import com.airbnb.epoxy.TypedEpoxyController
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import im.vector.matrix.android.api.session.room.model.RoomSummary
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import im.vector.riotredesign.core.resources.StringProvider
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class RoomSummaryController(private val stringProvider: StringProvider
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) : TypedEpoxyController<RoomListViewState>() {
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var callback: Callback? = null
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override fun buildModels(viewState: RoomListViewState) {
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val roomSummaries = viewState.asyncRooms()
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roomSummaries?.forEach { (category, summaries) ->
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if (summaries.isEmpty()) {
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return@forEach
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} else {
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val isExpanded = viewState.isCategoryExpanded(category)
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buildRoomCategory(viewState, summaries, category.titleRes, viewState.isCategoryExpanded(category)) {
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callback?.onToggleRoomCategory(category)
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}
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if (isExpanded) {
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buildRoomModels(summaries, viewState.visibleRoomId)
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}
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}
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}
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}
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private fun buildRoomCategory(viewState: RoomListViewState,
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summaries: List<RoomSummary>,
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@StringRes titleRes: Int,
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isExpanded: Boolean,
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mutateExpandedState: () -> Unit) {
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if (summaries.isEmpty()) {
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return
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}
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//TODO should add some business logic later
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val unreadCount = if (summaries.isEmpty()) {
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0
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} else {
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summaries.map { it.notificationCount }.reduce { acc, i -> acc + i }
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}
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val showHighlighted = summaries.any { it.highlightCount > 0 }
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roomCategoryItem {
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id(titleRes)
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title(stringProvider.getString(titleRes).toUpperCase())
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expanded(isExpanded)
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unreadCount(unreadCount)
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showHighlighted(showHighlighted)
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listener {
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mutateExpandedState()
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setData(viewState)
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}
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}
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}
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private fun buildRoomModels(summaries: List<RoomSummary>, selectedRoomId: String?) {
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summaries.forEach { roomSummary ->
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val unreadCount = roomSummary.notificationCount
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val showHighlighted = roomSummary.highlightCount > 0
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val isSelected = roomSummary.roomId == selectedRoomId
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roomSummaryItem {
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id(roomSummary.roomId)
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roomName(roomSummary.displayName)
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avatarUrl(roomSummary.avatarUrl)
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selected(isSelected)
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showHighlighted(showHighlighted)
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unreadCount(unreadCount)
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listener { callback?.onRoomSelected(roomSummary) }
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}
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}
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}
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interface Callback {
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fun onToggleRoomCategory(roomCategory: RoomCategory)
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fun onRoomSelected(room: RoomSummary)
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}
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}
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