forked from GitHub-Mirror/riotX-android
88 lines
3.8 KiB
Kotlin
88 lines
3.8 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.matrix.android.internal.session.room.membership
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import arrow.core.Try
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import com.zhuinden.monarchy.Monarchy
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import im.vector.matrix.android.api.session.room.model.Membership
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import im.vector.matrix.android.internal.database.helper.addStateEvents
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import im.vector.matrix.android.internal.database.helper.updateSenderData
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import im.vector.matrix.android.internal.database.model.RoomEntity
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import im.vector.matrix.android.internal.database.query.where
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import im.vector.matrix.android.internal.network.executeRequest
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import im.vector.matrix.android.internal.session.room.RoomAPI
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import im.vector.matrix.android.internal.session.room.RoomSummaryUpdater
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import im.vector.matrix.android.internal.session.sync.SyncTokenStore
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import im.vector.matrix.android.internal.task.Task
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import im.vector.matrix.android.internal.util.tryTransactionSync
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import io.realm.Realm
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import io.realm.kotlin.createObject
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import javax.inject.Inject
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internal interface LoadRoomMembersTask : Task<LoadRoomMembersTask.Params, Boolean> {
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data class Params(
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val roomId: String,
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val excludeMembership: Membership? = null
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)
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}
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internal class DefaultLoadRoomMembersTask @Inject constructor(private val roomAPI: RoomAPI,
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private val monarchy: Monarchy,
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private val syncTokenStore: SyncTokenStore,
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private val roomSummaryUpdater: RoomSummaryUpdater
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) : LoadRoomMembersTask {
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override suspend fun execute(params: LoadRoomMembersTask.Params): Try<Boolean> {
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return if (areAllMembersAlreadyLoaded(params.roomId)) {
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Try.just(true)
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} else {
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val lastToken = syncTokenStore.getLastToken()
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executeRequest<RoomMembersResponse> {
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apiCall = roomAPI.getMembers(params.roomId, lastToken, null, params.excludeMembership?.value)
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}.flatMap { response ->
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insertInDb(response, params.roomId)
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}.map { true }
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}
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}
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private fun insertInDb(response: RoomMembersResponse, roomId: String): Try<RoomMembersResponse> {
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return monarchy
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.tryTransactionSync { realm ->
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// We ignore all the already known members
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val roomEntity = RoomEntity.where(realm, roomId).findFirst()
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?: realm.createObject(roomId)
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val roomMembers = RoomMembers(realm, roomId).getLoaded()
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val eventsToInsert = response.roomMemberEvents.filter { !roomMembers.containsKey(it.stateKey) }
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roomEntity.addStateEvents(eventsToInsert)
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roomEntity.chunks.flatMap { it.timelineEvents }.forEach {
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it.updateSenderData()
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}
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roomEntity.areAllMembersLoaded = true
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roomSummaryUpdater.update(realm, roomId)
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}
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.map { response }
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}
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private fun areAllMembersAlreadyLoaded(roomId: String): Boolean {
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return Realm.getInstance(monarchy.realmConfiguration).use {
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RoomEntity.where(it, roomId).findFirst()?.areAllMembersLoaded ?: false
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}
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}
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} |