/*
 * Copyright 2020 The Matrix.org Foundation C.I.C.
 *
 * 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 org.matrix.android.sdk.internal.crypto.model

import kotlinx.coroutines.sync.Mutex
import org.matrix.olm.OlmSession

/**
 * Encapsulate a OlmSession and a last received message Timestamp.
 */
internal data class OlmSessionWrapper(
        // The associated olm session.
        val olmSession: OlmSession,
        // Timestamp at which the session last received a message.
        var lastReceivedMessageTs: Long = 0,

        val mutex: Mutex = Mutex()
) {

    /**
     * Notify that a message has been received on this olm session so that it updates `lastReceivedMessageTs`.
     */
    fun onMessageReceived(currentTimeMillis: Long) {
        lastReceivedMessageTs = currentTimeMillis
    }
}
