189 lines
9.1 KiB
Kotlin
189 lines
9.1 KiB
Kotlin
package io.heckel.ntfy.msg
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import android.app.NotificationChannel
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import android.app.NotificationManager
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import android.app.PendingIntent
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import android.app.TaskStackBuilder
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import android.content.Context
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import android.content.Intent
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import android.graphics.Bitmap
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import android.media.RingtoneManager
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import android.net.Uri
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import android.os.Build
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import android.util.Log
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import androidx.core.app.NotificationCompat
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import androidx.core.content.ContextCompat
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import androidx.work.OneTimeWorkRequest
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import androidx.work.WorkManager
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import androidx.work.workDataOf
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import io.heckel.ntfy.R
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import io.heckel.ntfy.data.Notification
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import io.heckel.ntfy.data.Subscription
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import io.heckel.ntfy.ui.DetailActivity
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import io.heckel.ntfy.ui.MainActivity
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import io.heckel.ntfy.util.formatMessage
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import io.heckel.ntfy.util.formatTitle
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class NotificationService(val context: Context) {
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fun display(subscription: Subscription, notification: Notification) {
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Log.d(TAG, "Displaying notification $notification")
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// Display notification immediately
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displayInternal(subscription, notification)
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// Download attachment (+ preview if available) in the background via WorkManager
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// The indirection via WorkManager is required since this code may be executed
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// in a doze state and Internet may not be available. It's also best practice apparently.
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if (notification.attachmentUrl != null) {
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scheduleAttachmentDownload(subscription, notification)
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}
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}
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fun update(subscription: Subscription, notification: Notification) {
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Log.d(TAG, "Updating notification $notification")
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displayInternal(subscription, notification)
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}
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fun cancel(notification: Notification) {
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if (notification.notificationId != 0) {
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Log.d(TAG, "Cancelling notification ${notification.id}: ${notification.message}")
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val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
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notificationManager.cancel(notification.notificationId)
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}
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}
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fun createNotificationChannels() {
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val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
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(1..5).forEach { priority -> maybeCreateNotificationChannel(notificationManager, priority) }
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}
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private fun displayInternal(subscription: Subscription, notification: Notification, bitmap: Bitmap? = null) {
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val title = formatTitle(subscription, notification)
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val message = formatMessage(notification)
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val defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION)
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val channelId = toChannelId(notification.priority)
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var notificationBuilder = NotificationCompat.Builder(context, channelId)
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.setSmallIcon(R.drawable.ic_notification)
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.setColor(ContextCompat.getColor(context, R.color.primaryColor))
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.setContentTitle(title)
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.setContentText(message)
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.setSound(defaultSoundUri)
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.setAutoCancel(true) // Cancel when notification is clicked
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notificationBuilder = setContentIntent(notificationBuilder, subscription, notification)
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if (notification.attachmentUrl != null) {
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val viewIntent = PendingIntent.getActivity(context, 0, Intent(Intent.ACTION_VIEW, Uri.parse(notification.attachmentUrl)), 0)
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val openIntent = PendingIntent.getActivity(context, 0, Intent(Intent.ACTION_VIEW, Uri.parse("content://media/external/file/39")), 0)
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notificationBuilder
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.addAction(NotificationCompat.Action.Builder(0, "Open", openIntent).build())
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.addAction(NotificationCompat.Action.Builder(0, "Copy URL", viewIntent).build())
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.addAction(NotificationCompat.Action.Builder(0, "Download", viewIntent).build())
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}
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notificationBuilder = if (bitmap != null) {
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notificationBuilder
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.setLargeIcon(bitmap)
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.setStyle(NotificationCompat.BigPictureStyle()
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.bigPicture(bitmap)
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.bigLargeIcon(null))
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} else {
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notificationBuilder.setStyle(NotificationCompat.BigTextStyle().bigText(message))
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}
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val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
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maybeCreateNotificationChannel(notificationManager, notification.priority)
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notificationManager.notify(notification.notificationId, notificationBuilder.build())
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}
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private fun scheduleAttachmentDownload(subscription: Subscription, notification: Notification) {
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Log.d(TAG, "Enqueuing work to download attachment (+ preview if available)")
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val workManager = WorkManager.getInstance(context)
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val workRequest = OneTimeWorkRequest.Builder(AttachmentDownloadWorker::class.java)
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.setInputData(workDataOf(
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"id" to notification.id,
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))
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.build()
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workManager.enqueue(workRequest)
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}
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private fun setContentIntent(builder: NotificationCompat.Builder, subscription: Subscription, notification: Notification): NotificationCompat.Builder? {
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if (notification.click == "") {
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return builder.setContentIntent(detailActivityIntent(subscription))
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}
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return try {
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val uri = Uri.parse(notification.click)
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val viewIntent = PendingIntent.getActivity(context, 0, Intent(Intent.ACTION_VIEW, uri), 0)
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builder.setContentIntent(viewIntent)
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} catch (e: Exception) {
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builder.setContentIntent(detailActivityIntent(subscription))
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}
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}
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private fun detailActivityIntent(subscription: Subscription): PendingIntent? {
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val intent = Intent(context, DetailActivity::class.java)
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intent.putExtra(MainActivity.EXTRA_SUBSCRIPTION_ID, subscription.id)
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intent.putExtra(MainActivity.EXTRA_SUBSCRIPTION_BASE_URL, subscription.baseUrl)
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intent.putExtra(MainActivity.EXTRA_SUBSCRIPTION_TOPIC, subscription.topic)
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intent.putExtra(MainActivity.EXTRA_SUBSCRIPTION_INSTANT, subscription.instant)
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intent.putExtra(MainActivity.EXTRA_SUBSCRIPTION_MUTED_UNTIL, subscription.mutedUntil)
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return TaskStackBuilder.create(context).run {
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addNextIntentWithParentStack(intent) // Add the intent, which inflates the back stack
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getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT) // Get the PendingIntent containing the entire back stack
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}
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}
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private fun maybeCreateNotificationChannel(notificationManager: NotificationManager, priority: Int) {
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
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// Note: To change a notification channel, you must delete the old one and create a new one!
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val pause = 300L
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val channel = when (priority) {
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1 -> NotificationChannel(CHANNEL_ID_MIN, context.getString(R.string.channel_notifications_min_name), NotificationManager.IMPORTANCE_MIN)
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2 -> NotificationChannel(CHANNEL_ID_LOW, context.getString(R.string.channel_notifications_low_name), NotificationManager.IMPORTANCE_LOW)
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4 -> {
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val channel = NotificationChannel(CHANNEL_ID_HIGH, context.getString(R.string.channel_notifications_high_name), NotificationManager.IMPORTANCE_HIGH)
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channel.enableVibration(true)
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channel.vibrationPattern = longArrayOf(
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pause, 100, pause, 100, pause, 100,
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pause, 2000
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)
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channel
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}
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5 -> {
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val channel = NotificationChannel(CHANNEL_ID_MAX, context.getString(R.string.channel_notifications_max_name), NotificationManager.IMPORTANCE_MAX)
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channel.enableLights(true)
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channel.enableVibration(true)
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channel.vibrationPattern = longArrayOf(
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pause, 100, pause, 100, pause, 100,
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pause, 2000,
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pause, 100, pause, 100, pause, 100,
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pause, 2000,
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pause, 100, pause, 100, pause, 100,
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pause, 2000
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)
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channel
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}
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else -> NotificationChannel(CHANNEL_ID_DEFAULT, context.getString(R.string.channel_notifications_default_name), NotificationManager.IMPORTANCE_DEFAULT)
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}
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notificationManager.createNotificationChannel(channel)
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}
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}
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private fun toChannelId(priority: Int): String {
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return when (priority) {
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1 -> CHANNEL_ID_MIN
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2 -> CHANNEL_ID_LOW
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4 -> CHANNEL_ID_HIGH
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5 -> CHANNEL_ID_MAX
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else -> CHANNEL_ID_DEFAULT
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}
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}
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companion object {
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private const val TAG = "NtfyNotificationService"
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private const val CHANNEL_ID_MIN = "ntfy-min"
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private const val CHANNEL_ID_LOW = "ntfy-low"
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private const val CHANNEL_ID_DEFAULT = "ntfy"
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private const val CHANNEL_ID_HIGH = "ntfy-high"
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private const val CHANNEL_ID_MAX = "ntfy-max"
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}
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}
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