BayernMessenger/matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/room/read/DefaultReadService.kt

102 lines
4.8 KiB
Kotlin

/*
* Copyright 2019 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.matrix.android.internal.session.room.read
import androidx.lifecycle.LiveData
import androidx.lifecycle.Transformations
import com.zhuinden.monarchy.Monarchy
import im.vector.matrix.android.api.MatrixCallback
import im.vector.matrix.android.api.auth.data.Credentials
import im.vector.matrix.android.api.session.room.model.EventAnnotationsSummary
import im.vector.matrix.android.api.session.room.model.ReadReceipt
import im.vector.matrix.android.api.session.room.read.ReadService
import im.vector.matrix.android.internal.database.RealmLiveData
import im.vector.matrix.android.internal.database.mapper.ReadReceiptsSummaryMapper
import im.vector.matrix.android.internal.database.mapper.asDomain
import im.vector.matrix.android.internal.database.model.ChunkEntity
import im.vector.matrix.android.internal.database.model.EventAnnotationsSummaryEntity
import im.vector.matrix.android.internal.database.model.ReadReceiptEntity
import im.vector.matrix.android.internal.database.model.ReadReceiptsSummaryEntity
import im.vector.matrix.android.internal.database.query.find
import im.vector.matrix.android.internal.database.query.findLastLiveChunkFromRoom
import im.vector.matrix.android.internal.database.query.where
import im.vector.matrix.android.internal.task.TaskExecutor
import im.vector.matrix.android.internal.task.configureWith
import javax.inject.Inject
internal class DefaultReadService @Inject constructor(private val roomId: String,
private val monarchy: Monarchy,
private val taskExecutor: TaskExecutor,
private val setReadMarkersTask: SetReadMarkersTask,
private val readReceiptsSummaryMapper: ReadReceiptsSummaryMapper,
private val credentials: Credentials) : ReadService {
override fun markAllAsRead(callback: MatrixCallback<Unit>) {
val params = SetReadMarkersTask.Params(roomId, markAllAsRead = true)
setReadMarkersTask
.configureWith(params) {
this.callback = callback
}
.executeBy(taskExecutor)
}
override fun setReadReceipt(eventId: String, callback: MatrixCallback<Unit>) {
val params = SetReadMarkersTask.Params(roomId, fullyReadEventId = null, readReceiptEventId = eventId)
setReadMarkersTask
.configureWith(params) {
this.callback = callback
}
.executeBy(taskExecutor)
}
override fun setReadMarker(fullyReadEventId: String, callback: MatrixCallback<Unit>) {
val params = SetReadMarkersTask.Params(roomId, fullyReadEventId = fullyReadEventId, readReceiptEventId = null)
setReadMarkersTask
.configureWith(params) {
this.callback = callback
}
.executeBy(taskExecutor)
}
override fun isEventRead(eventId: String): Boolean {
var isEventRead = false
monarchy.doWithRealm {
val readReceipt = ReadReceiptEntity.where(it, roomId, credentials.userId).findFirst()
?: return@doWithRealm
val liveChunk = ChunkEntity.findLastLiveChunkFromRoom(it, roomId)
?: return@doWithRealm
val readReceiptIndex = liveChunk.timelineEvents.find(readReceipt.eventId)?.root?.displayIndex
?: Int.MIN_VALUE
val eventToCheckIndex = liveChunk.timelineEvents.find(eventId)?.root?.displayIndex
?: Int.MAX_VALUE
isEventRead = eventToCheckIndex <= readReceiptIndex
}
return isEventRead
}
override fun getEventReadReceiptsLive(eventId: String): LiveData<List<ReadReceipt>> {
val liveEntity = RealmLiveData(monarchy.realmConfiguration) { realm ->
ReadReceiptsSummaryEntity.where(realm, eventId)
}
return Transformations.map(liveEntity) { realmResults ->
realmResults.firstOrNull()?.let {
readReceiptsSummaryMapper.map(it)
} ?: emptyList()
}
}
}