Added QR code remote provisioning

app/src/main/java/org/linphone/core/CoreContext.kt

@@ -74,6 +74,10 @@ class CoreContext @UiThread constructor(val context: Context) : HandlerThread("C
         MutableLiveData<Event<Pair<String, Int>>>()
     }
 
+    val redToastToShowEvent: MutableLiveData<Event<Pair<String, Int>>> by lazy {
+        MutableLiveData<Event<Pair<String, Int>>>()
+    }
+
     @SuppressLint("HandlerLeak")
     private lateinit var coreThread: Handler
 
@@ -90,6 +94,19 @@ class CoreContext @UiThread constructor(val context: Context) : HandlerThread("C
             message: String?
         ) {
             Log.i("$TAG Configuring state changed [$status]")
+            if (status == Config.ConfiguringState.Successful) {
+                val text = context.getString(
+                    org.linphone.R.string.assistant_qr_code_provisioning_done
+                )
+                greenToastToShowEvent.postValue(Event(Pair(text, org.linphone.R.drawable.smiley)))
+            } else if (status == Config.ConfiguringState.Failed) {
+                val text = context.getString(
+                    org.linphone.R.string.assistant_qr_code_provisioning_done
+                )
+                redToastToShowEvent.postValue(
+                    Event(Pair(text, org.linphone.R.drawable.warning_circle))
+                )
+            }
         }
 
         @WorkerThread

app/src/main/java/org/linphone/ui/assistant/fragment/QrCodeScannerFragment.kt

@@ -83,16 +83,13 @@ class QrCodeScannerFragment : Fragment() {
 
         viewModel.qrCodeFoundEvent.observe(viewLifecycleOwner) {
             it.consume { isValid ->
-                if (isValid) {
-                    (requireActivity() as AssistantActivity).showGreenToast(
-                        getString(R.string.toast_assistant_qr_code_valid),
-                        R.drawable.check_fat_fill
-                    )
-                } else {
+                if (!isValid) {
                     (requireActivity() as AssistantActivity).showRedToast(
                         getString(R.string.toast_assistant_qr_code_invalid),
                         R.drawable.warning_circle
                     )
+                } else {
+                    requireActivity().finish()
                 }
             }
         }

app/src/main/java/org/linphone/ui/assistant/viewmodel/QrCodeViewModel.kt

@@ -47,6 +47,11 @@ class QrCodeViewModel @UiThread constructor() : ViewModel() {
                 val isValidUrl = Patterns.WEB_URL.matcher(result).matches()
                 if (!isValidUrl) {
                     Log.e("$TAG The content of the QR Code doesn't seem to be a valid web URL")
+                } else {
+                    Log.i("$TAG QR code URL set, restarting the Core")
+                    core.provisioningUri = result
+                    coreContext.core.stop()
+                    coreContext.core.start()
                 }
                 qrCodeFoundEvent.postValue(Event(isValidUrl))
             }

app/src/main/res/drawable/smiley.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="256"
+    android:viewportHeight="256">
+  <path
+      android:pathData="M128,24A104,104 0,1 0,232 128,104.11 104.11,0 0,0 128,24ZM128,216a88,88 0,1 1,88 -88A88.1,88.1 0,0 1,128 216ZM80,108a12,12 0,1 1,12 12A12,12 0,0 1,80 108ZM176,108a12,12 0,1 1,-12 -12A12,12 0,0 1,176 108ZM174.93,156c-10.29,17.79 -27.4,28 -46.93,28s-36.63,-10.2 -46.92,-28a8,8 0,1 1,13.84 -8c7.47,12.91 19.21,20 33.08,20s25.61,-7.1 33.07,-20a8,8 0,0 1,13.86 8Z"
+      android:fillColor="#4e6074"/>
+</vector>

app/src/main/res/layout/contacts_list_fragment.xml

@@ -90,7 +90,7 @@
             android:id="@+id/no_contacts_label"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:text=""
+            android:text="@string/contacts_list_empty"
             app:layout_constraintBottom_toTopOf="@id/background"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"

app/src/main/res/values/strings.xml

@@ -101,6 +101,8 @@
     <string name="assistant_country_picker_hint">Country name</string>
     <string name="assistant_account_login">Login</string>
     <string name="assistant_scan_qr_code">Scan QR code</string>
+    <string name="assistant_qr_code_provisioning_done">Configuration successfully applied</string>
+    <string name="assistant_qr_code_provisioning_error">Remote configuration failed!</string>
     <string name="assistant_login_third_party_sip_account">Use a third party SIP account</string>
     <string name="assistant_no_account_yet">No account yet?</string>
     <string name="assistant_account_register">Register</string>