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Start SleepAudioService as a foreground service to be able to request audio focus #111

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Start SleepAudioService as a foreground service to be able to request audio focus #111

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5 changes: 4 additions & 1 deletion app/src/main/AndroidManifest.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
xmlns:android="http://schemas.android.com/apk/res/android">

<uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
<uses-permission android:name="android.permission.FOREGROUND_SERVICE" />

<application
android:allowBackup="false"
Expand All @@ -28,7 +29,9 @@
android:name="android.service.quicksettings.TOGGLEABLE_TILE"
android:value="true" />
</service>
<service android:name=".SleepAudioService" />
<service
android:name=".SleepAudioService"
android:foregroundServiceType="shortService" />
</application>

</manifest>
22 changes: 19 additions & 3 deletions app/src/main/java/fr/smarquis/sleeptimer/SleepAudioService.kt
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Original file line number Diff line number Diff line change
@@ -1,9 +1,12 @@
package fr.smarquis.sleeptimer

import android.app.Notification
import android.app.Notification.CATEGORY_SERVICE
import android.app.PendingIntent
import android.app.PendingIntent.FLAG_IMMUTABLE
import android.content.Context
import android.content.Intent
import android.content.pm.ServiceInfo.FOREGROUND_SERVICE_TYPE_SHORT_SERVICE
import android.media.AudioAttributes
import android.media.AudioAttributes.CONTENT_TYPE_MUSIC
import android.media.AudioAttributes.USAGE_MEDIA
Expand All @@ -12,6 +15,8 @@ import android.media.AudioManager
import android.media.AudioManager.ADJUST_LOWER
import android.media.AudioManager.AUDIOFOCUS_GAIN
import android.media.AudioManager.STREAM_MUSIC
import android.os.Build.VERSION.SDK_INT
import android.os.Build.VERSION_CODES.VANILLA_ICE_CREAM
import fr.smarquis.sleeptimer.SleepTileService.Companion.requestTileUpdate
import java.util.concurrent.TimeUnit.SECONDS

Expand All @@ -23,11 +28,22 @@ class SleepAudioService : android.app.IntentService("SleepAudioService") {
private val RESTORE_VOLUME_MILLIS = SECONDS.toMillis(2)

private fun intent(context: Context) = Intent(context, SleepAudioService::class.java)
fun pendingIntent(context: Context): PendingIntent? = PendingIntent.getService(context, 0, intent(context), FLAG_IMMUTABLE)
fun pendingIntent(context: Context): PendingIntent? = PendingIntent.getForegroundService(context, 123, intent(context), FLAG_IMMUTABLE)

private fun notification(context: Context) = Notification.Builder(context, context.getString(R.string.notification_channel_id))
.setCategory(CATEGORY_SERVICE)
.setSmallIcon(R.drawable.ic_tile)
.build()
}

private fun withForegroundService(block: AudioManager.() -> Unit) {
if (SDK_INT >= VANILLA_ICE_CREAM) startForeground(R.id.service_id, notification(applicationContext), FOREGROUND_SERVICE_TYPE_SHORT_SERVICE)
getSystemService(AudioManager::class.java)?.run(block)
if (SDK_INT >= VANILLA_ICE_CREAM) stopForeground(STOP_FOREGROUND_REMOVE)
}

@Deprecated("Deprecated in Java")
override fun onHandleIntent(intent: Intent?) = getSystemService(AudioManager::class.java)?.run {
override fun onHandleIntent(intent: Intent?) = withForegroundService {
val volumeIndex = getStreamVolume(STREAM_MUSIC)

// fade out volume
Expand All @@ -48,6 +64,6 @@ class SleepAudioService : android.app.IntentService("SleepAudioService") {

// update tile
requestTileUpdate()
} ?: Unit
}

}
4 changes: 4 additions & 0 deletions app/src/main/res/values/values.xml
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Expand Up @@ -11,4 +11,8 @@
<string name="notification_channel_id">sleep_timer</string>
<!--endregion-->

<!--region Service-->
<item name="service_id" type="id" />
<!--endregion-->

</resources>
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