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/*
* Copyright 2018 Allan Wang
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.pitchedapps.frost.services
import android.app.job.JobParameters
import android.app.job.JobService
import androidx.core.app.NotificationManagerCompat
import ca.allanwang.kau.utils.string
import com.pitchedapps.frost.BuildConfig
import com.pitchedapps.frost.R
import com.pitchedapps.frost.dbflow.CookieModel
import com.pitchedapps.frost.dbflow.loadFbCookiesSync
import com.pitchedapps.frost.utils.L
import com.pitchedapps.frost.utils.Prefs
import com.pitchedapps.frost.utils.frostEvent
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.Job
import kotlinx.coroutines.async
import kotlinx.coroutines.isActive
import kotlinx.coroutines.launch
import kotlinx.coroutines.suspendCancellableCoroutine
import kotlin.coroutines.CoroutineContext
/**
* Created by Allan Wang on 2017-06-14.
*
* Service to manage notifications
* Will periodically check through all accounts in the db and send notifications when appropriate
*
* All fetching is done through parsers
*/
class NotificationService : JobService(), CoroutineScope {
private lateinit var job: Job
override val coroutineContext: CoroutineContext
get() = Dispatchers.Main + job
private val startTime = System.currentTimeMillis()
override fun onStopJob(params: JobParameters?): Boolean {
prepareFinish(true)
return false
}
private fun prepareFinish(abrupt: Boolean) {
if (job.isCancelled)
return
val time = System.currentTimeMillis() - startTime
L.i { "Notification service has ${if (abrupt) "finished abruptly" else "finished"} in $time ms" }
frostEvent(
"NotificationTime",
"Type" to (if (abrupt) "Service force stop" else "Service"),
"IM Included" to Prefs.notificationsInstantMessages,
"Duration" to time
)
job.cancel()
}
override fun onStartJob(params: JobParameters?): Boolean {
L.i { "Fetching notifications" }
job = Job()
launch {
try {
async { sendNotifications(params) }.await()
} finally {
if (!isActive)
prepareFinish(false)
jobFinished(params, false)
}
}
return true
}
private suspend fun sendNotifications(params: JobParameters?): Unit = suspendCancellableCoroutine {
val currentId = Prefs.userId
val cookies = loadFbCookiesSync()
if (it.isCancelled) return@suspendCancellableCoroutine
val jobId = params?.extras?.getInt(NOTIFICATION_PARAM_ID, -1) ?: -1
var notifCount = 0
for (cookie in cookies) {
if (it.isCancelled) break
val current = cookie.id == currentId
if (Prefs.notificationsGeneral &&
(current || Prefs.notificationAllAccounts)
)
notifCount += fetch(jobId, NotificationType.GENERAL, cookie)
if (Prefs.notificationsInstantMessages &&
(current || Prefs.notificationsImAllAccounts)
)
notifCount += fetch(jobId, NotificationType.MESSAGE, cookie)
}
L.i { "Sent $notifCount notifications" }
if (notifCount == 0 && jobId == NOTIFICATION_JOB_NOW)
generalNotification(665, R.string.no_new_notifications, BuildConfig.DEBUG)
}
/**
* Implemented fetch to also notify when an error occurs
* Also normalized the output to return the number of notifications received
*/
private fun fetch(jobId: Int, type: NotificationType, cookie: CookieModel): Int {
val count = type.fetch(this, cookie)
if (count < 0) {
if (jobId == NOTIFICATION_JOB_NOW)
generalNotification(666, R.string.error_notification, BuildConfig.DEBUG)
return 0
}
return count
}
private fun logNotif(text: String): NotificationContent? {
L.eThrow("NotificationService: $text")
return null
}
private fun generalNotification(id: Int, textRes: Int, withDefaults: Boolean) {
val notifBuilder = frostNotification(NOTIF_CHANNEL_GENERAL)
.setFrostAlert(withDefaults, Prefs.notificationRingtone)
.setContentTitle(string(R.string.frost_name))
.setContentText(string(textRes))
NotificationManagerCompat.from(this).notify(id, notifBuilder.build())
}
}
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