Fixed resuming app from recent tasks after a call ended

app/src/main/java/org/linphone/activities/call/CallActivity.kt

@@ -19,6 +19,7 @@
  */
 package org.linphone.activities.call
 
+import android.content.Intent
 import android.content.res.Configuration
 import android.content.res.Resources
 import android.os.Bundle
@@ -33,6 +34,7 @@ import org.linphone.LinphoneApplication.Companion.corePreferences
 import org.linphone.R
 import org.linphone.activities.call.viewmodels.ControlsFadingViewModel
 import org.linphone.activities.call.viewmodels.SharedCallViewModel
+import org.linphone.activities.main.MainActivity
 import org.linphone.compatibility.Compatibility
 import org.linphone.core.tools.Log
 import org.linphone.databinding.CallActivityBinding
@@ -112,7 +114,15 @@ class CallActivity : ProximitySensorActivity() {
 
         if (coreContext.core.callsNb == 0) {
             Log.w("[Call Activity] Resuming but no call found...")
+            if (isTaskRoot) {
+                // When resuming app from recent tasks make sure MainActivity will be launched if there is no call
+                val intent = Intent()
+                intent.setClass(this, MainActivity::class.java)
+                intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                startActivity(intent)
+            } else {
                 finish()
+            }
         } else {
             coreContext.removeCallOverlay()
         }

app/src/main/java/org/linphone/activities/call/IncomingCallActivity.kt

@@ -23,6 +23,7 @@ import android.Manifest
 import android.annotation.TargetApi
 import android.app.KeyguardManager
 import android.content.Context
+import android.content.Intent
 import android.content.pm.ActivityInfo
 import android.content.pm.PackageManager
 import android.os.Bundle
@@ -33,6 +34,7 @@ import org.linphone.R
 import org.linphone.activities.GenericActivity
 import org.linphone.activities.call.viewmodels.IncomingCallViewModel
 import org.linphone.activities.call.viewmodels.IncomingCallViewModelFactory
+import org.linphone.activities.main.MainActivity
 import org.linphone.compatibility.Compatibility
 import org.linphone.core.Call
 import org.linphone.core.tools.Log
@@ -58,7 +60,15 @@ class IncomingCallActivity : GenericActivity() {
         val incomingCall: Call? = findIncomingCall()
         if (incomingCall == null) {
             Log.e("[Incoming Call Activity] Couldn't find call in state Incoming")
+            if (isTaskRoot) {
+                // When resuming app from recent tasks make sure MainActivity will be launched if there is no call
+                val intent = Intent()
+                intent.setClass(this, MainActivity::class.java)
+                intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                startActivity(intent)
+            } else {
                 finish()
+            }
             return
         }
 
@@ -103,9 +113,17 @@ class IncomingCallActivity : GenericActivity() {
         val incomingCall: Call? = findIncomingCall()
         if (incomingCall == null) {
             Log.e("[Incoming Call Activity] Couldn't find call in state Incoming")
+            if (isTaskRoot) {
+                // When resuming app from recent tasks make sure MainActivity will be launched if there is no call
+                val intent = Intent()
+                intent.setClass(this, MainActivity::class.java)
+                intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                startActivity(intent)
+            } else {
                 finish()
             }
         }
+    }
 
     @TargetApi(Version.API23_MARSHMALLOW_60)
     private fun checkPermissions() {

app/src/main/java/org/linphone/activities/call/OutgoingCallActivity.kt

@@ -22,6 +22,7 @@ package org.linphone.activities.call
 import android.Manifest
 import android.animation.ValueAnimator
 import android.annotation.TargetApi
+import android.content.Intent
 import android.content.pm.PackageManager
 import android.os.Bundle
 import androidx.databinding.DataBindingUtil
@@ -33,6 +34,7 @@ import org.linphone.R
 import org.linphone.activities.call.viewmodels.CallViewModel
 import org.linphone.activities.call.viewmodels.CallViewModelFactory
 import org.linphone.activities.call.viewmodels.ControlsViewModel
+import org.linphone.activities.main.MainActivity
 import org.linphone.core.Call
 import org.linphone.core.tools.Log
 import org.linphone.databinding.CallOutgoingActivityBinding
@@ -56,7 +58,15 @@ class OutgoingCallActivity : ProximitySensorActivity() {
         val outgoingCall: Call? = findOutgoingCall()
         if (outgoingCall == null) {
             Log.e("[Outgoing Call Activity] Couldn't find call in state Outgoing")
+            if (isTaskRoot) {
+                // When resuming app from recent tasks make sure MainActivity will be launched if there is no call
+                val intent = Intent()
+                intent.setClass(this, MainActivity::class.java)
+                intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                startActivity(intent)
+            } else {
                 finish()
+            }
             return
         }
 
@@ -122,9 +132,17 @@ class OutgoingCallActivity : ProximitySensorActivity() {
         val outgoingCall: Call? = findOutgoingCall()
         if (outgoingCall == null) {
             Log.e("[Outgoing Call Activity] Couldn't find call in state Outgoing")
+            if (isTaskRoot) {
+                // When resuming app from recent tasks make sure MainActivity will be launched if there is no call
+                val intent = Intent()
+                intent.setClass(this, MainActivity::class.java)
+                intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                startActivity(intent)
+            } else {
                 finish()
             }
         }
+    }
 
     @TargetApi(Version.API23_MARSHMALLOW_60)
     private fun checkPermissions() {