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

69 lines
2.8 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.state
import com.squareup.inject.assisted.Assisted
import com.squareup.inject.assisted.AssistedInject
import im.vector.matrix.android.api.MatrixCallback
import im.vector.matrix.android.api.session.events.model.Event
import im.vector.matrix.android.api.session.events.model.EventType
import im.vector.matrix.android.api.session.room.state.StateService
import im.vector.matrix.android.internal.database.mapper.asDomain
import im.vector.matrix.android.internal.database.model.EventEntity
import im.vector.matrix.android.internal.database.query.prev
import im.vector.matrix.android.internal.database.query.where
import im.vector.matrix.android.internal.di.SessionDatabase
import im.vector.matrix.android.internal.task.TaskExecutor
import im.vector.matrix.android.internal.task.configureWith
import io.realm.Realm
import io.realm.RealmConfiguration
internal class DefaultStateService @AssistedInject constructor(@Assisted private val roomId: String,
@SessionDatabase
private val realmConfiguration: RealmConfiguration,
private val taskExecutor: TaskExecutor,
private val sendStateTask: SendStateTask
) : StateService {
@AssistedInject.Factory
interface Factory {
fun create(roomId: String): StateService
}
override fun getStateEvent(eventType: String): Event? {
return Realm.getInstance(realmConfiguration).use { realm ->
EventEntity.where(realm, roomId, eventType).prev()?.asDomain()
}
}
override fun updateTopic(topic: String, callback: MatrixCallback<Unit>) {
val params = SendStateTask.Params(roomId,
EventType.STATE_ROOM_TOPIC,
mapOf(
"topic" to topic
))
sendStateTask
.configureWith(params) {
this.callback = callback
}
.executeBy(taskExecutor)
}
}