fix #160, alarm on Android 10. Originally by coxtor

app/src/main/AndroidManifest.xml

@@ -8,6 +8,7 @@
     <uses-permission android:name="android.permission.VIBRATE"/>
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.USE_FULL_SCREEN_INTENT" />
 
     <uses-permission
         android:name="android.permission.USE_FINGERPRINT"

app/src/main/kotlin/com/simplemobiletools/clock/activities/ReminderActivity.kt

@@ -1,5 +1,7 @@
 package com.simplemobiletools.clock.activities
 
+import android.annotation.SuppressLint
+import android.app.NotificationManager
 import android.content.Intent
 import android.media.AudioManager
 import android.media.MediaPlayer
@@ -16,6 +18,7 @@ import com.simplemobiletools.clock.helpers.getPassedSeconds
 import com.simplemobiletools.clock.models.Alarm
 import com.simplemobiletools.commons.extensions.*
 import com.simplemobiletools.commons.helpers.MINUTE_SECONDS
+import com.simplemobiletools.commons.helpers.isOreoPlus
 import kotlinx.android.synthetic.main.activity_reminder.*
 
 class ReminderActivity : SimpleActivity() {
@@ -73,6 +76,7 @@ class ReminderActivity : SimpleActivity() {
         }
     }
 
+    @SuppressLint("NewApi")
     private fun setupAlarmButtons() {
         reminder_stop.beGone()
         reminder_draggable_background.startAnimation(AnimationUtils.loadAnimation(this, R.anim.pulsing_animation))
@@ -120,12 +124,20 @@ class ReminderActivity : SimpleActivity() {
                             didVibrate = true
                             finishActivity()
                         }
+
+                        if (isOreoPlus()) {
+                            getSystemService(NotificationManager::class.java).cancelAll()
+                        }
                     } else if (reminder_draggable.x <= minDragX + 50f) {
                         if (!didVibrate) {
                             reminder_draggable.performHapticFeedback()
                             didVibrate = true
                             snoozeAlarm()
                         }
+
+                        if (isOreoPlus()) {
+                            getSystemService(NotificationManager::class.java).cancelAll()
+                        }
                     }
                 }
             }

app/src/main/kotlin/com/simplemobiletools/clock/helpers/Constants.kt

@@ -28,6 +28,7 @@ const val REMINDER_ACTIVITY_INTENT_ID = 9995
 const val OPEN_ALARMS_TAB_INTENT_ID = 9996
 const val UPDATE_WIDGET_INTENT_ID = 9997
 const val OPEN_APP_INTENT_ID = 9998
+const val ALARM_NOTIF_ID = 9998
 const val TIMER_NOTIF_ID = 9999
 
 const val OPEN_TAB = "open_tab"

app/src/main/kotlin/com/simplemobiletools/clock/receivers/AlarmReceiver.kt

@@ -1,14 +1,24 @@
 package com.simplemobiletools.clock.receivers
 
+import android.annotation.SuppressLint
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.os.Handler
+import androidx.core.app.NotificationCompat
+import com.simplemobiletools.clock.R
 import com.simplemobiletools.clock.activities.ReminderActivity
 import com.simplemobiletools.clock.extensions.*
 import com.simplemobiletools.clock.helpers.ALARM_ID
+import com.simplemobiletools.clock.helpers.ALARM_NOTIF_ID
+import com.simplemobiletools.commons.helpers.isOreoPlus
 
 class AlarmReceiver : BroadcastReceiver() {
+
+    @SuppressLint("NewApi")
     override fun onReceive(context: Context, intent: Intent) {
         val id = intent.getIntExtra(ALARM_ID, -1)
         val alarm = context.dbHelper.getAlarmWithId(id) ?: return
@@ -18,6 +28,29 @@ class AlarmReceiver : BroadcastReceiver() {
             Handler().postDelayed({
                 context.hideNotification(id)
             }, context.config.alarmMaxReminderSecs * 1000L)
+        } else {
+            if (isOreoPlus()) {
+                val notificationManager = context.getSystemService(NotificationManager::class.java)
+                if (notificationManager.getNotificationChannel("Alarm") == null) {
+                    val channel = NotificationChannel("Alarm", "Alarm", NotificationManager.IMPORTANCE_HIGH)
+                    channel.setBypassDnd(true)
+                    notificationManager.createNotificationChannel(channel)
+                }
+
+                val pendingIntent = PendingIntent.getActivity(context, 0, Intent(context, ReminderActivity::class.java).apply {
+                    addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+                    putExtra(ALARM_ID, id)
+                }, PendingIntent.FLAG_UPDATE_CURRENT)
+
+                val builder = NotificationCompat.Builder(context, "Alarm")
+                        .setSmallIcon(R.drawable.ic_alarm_vector)
+                        .setContentTitle(context.getString(R.string.alarm))
+                        .setAutoCancel(true)
+                        .setPriority(NotificationCompat.PRIORITY_HIGH)
+                        .setCategory(NotificationCompat.CATEGORY_ALARM)
+                        .setFullScreenIntent(pendingIntent, true)
+
+                notificationManager.notify(ALARM_NOTIF_ID, builder.build())
             } else {
                 Intent(context, ReminderActivity::class.java).apply {
                     addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
@@ -26,4 +59,5 @@ class AlarmReceiver : BroadcastReceiver() {
                 }
             }
         }
+    }
 }