Fix crash when getting the system ringtone for ringing calls (#3131)

features/call/impl/src/main/kotlin/io/element/android/features/call/impl/notifications/RingingCallNotificationCreator.kt

@@ -116,7 +116,8 @@ class RingingCallNotificationCreator @Inject constructor(
             false
         )
 
-        val ringtoneUri = RingtoneManager.getActualDefaultRingtoneUri(context, RingtoneManager.TYPE_RINGTONE)
+        // TODO use a fallback ringtone if the default ringtone is not available
+        val ringtoneUri = runCatching { RingtoneManager.getActualDefaultRingtoneUri(context, RingtoneManager.TYPE_RINGTONE) }.getOrNull()
         return NotificationCompat.Builder(context, notificationChannelId)
             .setSmallIcon(CommonDrawables.ic_notification_small)
             .setPriority(NotificationCompat.PRIORITY_MAX)
@@ -127,7 +128,11 @@ class RingingCallNotificationCreator @Inject constructor(
             .setWhen(timestamp)
             .setOngoing(true)
             .setShowWhen(false)
-            .setSound(ringtoneUri, AudioManager.STREAM_RING)
+            .apply {
+                if (ringtoneUri != null) {
+                    setSound(ringtoneUri, AudioManager.STREAM_RING)
+                }
+            }
             .setTimeoutAfter(ElementCallConfig.RINGING_CALL_DURATION_SECONDS.seconds.inWholeMilliseconds)
             .setContentIntent(answerIntent)
             .setDeleteIntent(declineIntent)

libraries/push/impl/src/main/kotlin/io/element/android/libraries/push/impl/notifications/channels/NotificationChannels.kt

@@ -162,7 +162,8 @@ class DefaultNotificationChannels @Inject constructor(
         )
 
         // Register a channel for incoming call notifications which will ring the device when received
-        val ringtoneUri = RingtoneManager.getActualDefaultRingtoneUri(context, RingtoneManager.TYPE_RINGTONE)
+        // TODO use a fallback ringtone if the default ringtone is not available
+        val ringtoneUri = runCatching { RingtoneManager.getActualDefaultRingtoneUri(context, RingtoneManager.TYPE_RINGTONE) }.getOrNull()
         notificationManager.createNotificationChannel(
             NotificationChannelCompat.Builder(
                 RINGING_CALL_NOTIFICATION_CHANNEL_ID,
@@ -170,7 +171,9 @@ class DefaultNotificationChannels @Inject constructor(
             )
                 .setName(stringProvider.getString(R.string.notification_channel_ringing_calls).ifEmpty { "Ringing calls" })
                 .setVibrationEnabled(true)
-                .setSound(
+                .apply {
+                    if (ringtoneUri != null) {
+                        setSound(
                             ringtoneUri,
                             AudioAttributes.Builder()
                                 .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
@@ -178,6 +181,8 @@ class DefaultNotificationChannels @Inject constructor(
                                 .setUsage(AudioAttributes.USAGE_NOTIFICATION_RINGTONE)
                                 .build()
                         )
+                    }
+                }
                 .setDescription(stringProvider.getString(R.string.notification_channel_ringing_calls))
                 .setLightsEnabled(true)
                 .setLightColor(accentColor)