BayernMessenger/matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/sync/ReadReceiptHandler.kt

61 lines
2.3 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.sync
import im.vector.matrix.android.internal.database.model.ReadReceiptEntity
import io.realm.Realm
import timber.log.Timber
// the receipts dictionnaries
// key : $EventId
// value : dict key $UserId
// value dict key ts
// dict value ts value
typealias ReadReceiptContent = Map<String, Map<String, Map<String, Map<String, Double>>>>
internal class ReadReceiptHandler {
fun handle(realm: Realm, roomId: String, content: ReadReceiptContent?) {
if (content == null) {
return
}
try {
val readReceipts = mapContentToReadReceiptEntities(roomId, content)
realm.insertOrUpdate(readReceipts)
} catch (exception: Exception) {
Timber.e("Fail to handle read receipt for room $roomId")
}
}
private fun mapContentToReadReceiptEntities(roomId: String, content: ReadReceiptContent): List<ReadReceiptEntity> {
return content
.flatMap { (eventId, receiptDict) ->
receiptDict
.filterKeys { it == "m.read" }
.flatMap { (_, userIdsDict) ->
userIdsDict.map { (userId, paramsDict) ->
val ts = paramsDict.filterKeys { it == "ts" }
.values
.firstOrNull() ?: 0.0
val primaryKey = roomId + userId
ReadReceiptEntity(primaryKey, userId, eventId, roomId, ts)
}
}
}
}
}