/**
* Sone - SoneLockedHandler.kt - Copyright © 2019 David ‘Bombe’ Roden
*
* 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 .
*/
package net.pterodactylus.sone.web.notification
import com.google.common.eventbus.*
import net.pterodactylus.sone.core.event.*
import net.pterodactylus.sone.data.*
import net.pterodactylus.sone.notify.*
import net.pterodactylus.util.notify.*
import java.util.concurrent.*
import java.util.concurrent.atomic.*
import javax.inject.*
/**
* Handler for [SoneLockedEvent]s and [SoneUnlockedEvent]s that can schedule notifications after
* a certain timeout.
*/
class SoneLockedHandler @Inject constructor(
private val notificationManager: NotificationManager,
@Named("soneLocked") private val notification: ListNotification,
@Named("notification") private val executor: ScheduledExecutorService) {
private val future: AtomicReference> = AtomicReference()
@Subscribe
fun soneLocked(soneLockedEvent: SoneLockedEvent) {
synchronized(future) {
notification.add(soneLockedEvent.sone)
future.get()?.also(this::cancelPreviousFuture)
future.set(executor.schedule(::showNotification, 5, TimeUnit.MINUTES))
}
}
@Subscribe
fun soneUnlocked(soneUnlockedEvent: SoneUnlockedEvent) {
synchronized(future) {
notification.remove(soneUnlockedEvent.sone)
future.get()?.also(::cancelPreviousFuture)
}
}
private fun cancelPreviousFuture(future: ScheduledFuture<*>) {
future.cancel(true)
}
private fun showNotification() {
notificationManager.addNotification(notification)
}
}