forked from GitHub-Mirror/riotX-android
74 lines
2.9 KiB
Kotlin
74 lines
2.9 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.timeline
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import android.content.Context
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import androidx.work.*
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import im.vector.matrix.android.internal.worker.WorkManagerUtil.matrixOneTimeWorkRequestBuilder
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import java.util.concurrent.TimeUnit
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private const val SEND_WORK = "SEND_WORK"
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private const val BACKOFF_DELAY = 10_000L
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private val WORK_CONSTRAINTS = Constraints.Builder()
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.setRequiredNetworkType(NetworkType.CONNECTED)
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.build()
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/**
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* Helper class for sending event related works.
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* All send event from a room are using the same workchain, in order to ensure order.
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* WorkRequest must always return success (even if server error, in this case marking the event as failed to send)
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* , if not the chain will be doomed in failed state.
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*
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*/
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internal object TimelineSendEventWorkCommon {
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fun postSequentialWorks(context: Context, roomId: String, vararg workRequests: OneTimeWorkRequest) {
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when {
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workRequests.isEmpty() -> return
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workRequests.size == 1 -> postWork(context, roomId, workRequests.first())
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else -> {
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val firstWork = workRequests.first()
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var continuation = WorkManager.getInstance(context)
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.beginUniqueWork(buildWorkIdentifier(roomId), ExistingWorkPolicy.APPEND, firstWork)
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for (i in 1 until workRequests.size) {
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val workRequest = workRequests[i]
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continuation = continuation.then(workRequest)
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}
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continuation.enqueue()
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}
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}
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}
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fun postWork(context: Context, roomId: String, workRequest: OneTimeWorkRequest) {
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WorkManager.getInstance(context)
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.beginUniqueWork(buildWorkIdentifier(roomId), ExistingWorkPolicy.APPEND, workRequest)
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.enqueue()
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}
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inline fun <reified W : ListenableWorker> createWork(data: Data): OneTimeWorkRequest {
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return matrixOneTimeWorkRequestBuilder<W>()
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.setConstraints(WORK_CONSTRAINTS)
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.setInputData(data)
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.setBackoffCriteria(BackoffPolicy.LINEAR, BACKOFF_DELAY, TimeUnit.MILLISECONDS)
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.build()
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}
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private fun buildWorkIdentifier(roomId: String): String {
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return "${roomId}_$SEND_WORK"
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}
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} |