use ringtone instead of mediaplayer to play ringtone

app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt

@@ -1,6 +1,5 @@
 package com.tutpro.baresip
 
-import android.app.Notification
 import android.app.Notification.VISIBILITY_PUBLIC
 import android.app.NotificationManager
 import android.app.PendingIntent
@@ -9,7 +8,6 @@ import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.content.IntentFilter
-import android.media.MediaPlayer
 import android.net.NetworkInfo
 import android.net.wifi.WifiManager
 import android.os.IBinder
@@ -23,7 +21,6 @@ import java.io.File
 import java.io.FileInputStream
 import java.io.ObjectInputStream
 import android.support.v4.content.LocalBroadcastManager
-import android.media.RingtoneManager
 
 class BaresipService: Service() {
 
@@ -37,7 +34,6 @@ class BaresipService: Service() {
     internal lateinit var nr: BroadcastReceiver
     internal lateinit var wl: PowerManager.WakeLock
     internal lateinit var fl: WifiManager.WifiLock
-    internal lateinit var mp: MediaPlayer
 
     override fun onCreate() {
 
@@ -71,11 +67,6 @@ class BaresipService: Service() {
             }
         }
 
-        val uri = RingtoneManager
-                .getActualDefaultRingtoneUri(applicationContext, RingtoneManager.TYPE_RINGTONE)
-        mp = MediaPlayer.create(getApplicationContext(), uri)
-        mp.isLooping = true
-
         super.onCreate()
     }
 
@@ -253,7 +244,6 @@ class BaresipService: Service() {
                             snb.setContent(view)
                             nm.notify(STATUS_NOTIFICATION_ID, snb.build())
                         }
-                        mp.start()
                         /* if (!Utils.isVisible()) {
                             nm.cancel(STATUS_NOTIFICATION_ID)
                             val cnb = NotificationCompat.Builder(this)
@@ -295,7 +285,6 @@ class BaresipService: Service() {
                         snb.setContent(view)
                         snb.setVibrate(null)
                         nm.notify(STATUS_NOTIFICATION_ID, snb.build())
-                        mp.stop()
                     }
                 }
             }

app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt

@@ -17,6 +17,8 @@ import android.content.IntentFilter
 import android.content.pm.PackageManager
 import android.graphics.Color
 import android.media.AudioManager
+import android.media.Ringtone
+import android.media.RingtoneManager
 import android.support.v4.content.LocalBroadcastManager
 import android.support.v7.view.menu.ActionMenuItemView
 import android.view.inputmethod.InputMethodManager
@@ -26,6 +28,7 @@ import android.widget.RelativeLayout.LayoutParams
 import android.widget.RelativeLayout
 import android.widget.*
 import android.view.*
+import java.util.*
 
 class MainActivity : AppCompatActivity() {
 
@@ -41,6 +44,8 @@ class MainActivity : AppCompatActivity() {
     internal lateinit var uaAdapter: UaSpinnerAdapter
     internal lateinit var aorSpinner: Spinner
     internal lateinit var am: AudioManager
+    internal lateinit var rt: Ringtone
+    internal var rtTimer: Timer? = null
     internal lateinit var imm: InputMethodManager
     internal lateinit var nm: NotificationManager
     internal lateinit var serviceEventReceiver: BroadcastReceiver
@@ -69,6 +74,9 @@ class MainActivity : AppCompatActivity() {
         dtmf = findViewById(R.id.dtmf) as EditText
 
         am = getSystemService(Context.AUDIO_SERVICE) as AudioManager
+        val rtUri = RingtoneManager.getActualDefaultRingtoneUri(applicationContext,
+                RingtoneManager.TYPE_RINGTONE)
+        rt = RingtoneManager.getRingtone(applicationContext, rtUri)
         imm = getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
         nm = getSystemService(NOTIFICATION_SERVICE) as NotificationManager
 
@@ -325,6 +333,15 @@ class MainActivity : AppCompatActivity() {
                             else
                                 addCallViews(ua, new_call, Call.uaCalls(calls, ua, "in").size * 10)
                             am.mode = AudioManager.MODE_RINGTONE
+                            rt.play()
+                            rtTimer = Timer()
+                            rtTimer!!.scheduleAtFixedRate(object : TimerTask() {
+                                override fun run() {
+                                    if (!rt.isPlaying()) {
+                                        rt.play()
+                                    }
+                                }
+                            }, 1000 * 1, 1000 * 1)
                             if (Utils.isVisible()) {
                                 Log.d("Baresip", "Baresip is visible")
                                 val i = Intent(applicationContext, MainActivity::class.java)
@@ -385,6 +402,11 @@ class MainActivity : AppCompatActivity() {
                             history.add(History(aor, call.peerURI, "in", true))
                             call.hasHistory = true
                         }
+                        if (rtTimer != null) {
+                            rtTimer!!.cancel()
+                            rtTimer = null
+                            if (rt.isPlaying) rt.stop()
+                        }
                         am.mode = AudioManager.MODE_IN_COMMUNICATION
                         am.isSpeakerphoneOn = false
                         // am.setStreamVolume(AudioManager.STREAM_VOICE_CALL,
@@ -509,6 +531,11 @@ class MainActivity : AppCompatActivity() {
                                     History.aorRemoveHistory(history, aor)
                                 history.add(History(aor, call.peerURI, "in", false))
                             }
+                            if (rtTimer != null) {
+                                rtTimer!!.cancel()
+                                rtTimer = null
+                                if (rt.isPlaying) rt.stop()
+                            }
                         } else {
                             Log.d("Baresip", "Removing outgoing call $uap/$callp/" +
                                     call.peerURI)