callNotifications and various fix related to calls (#49)

Reviewed-on: #49
Co-authored-by: florian <florian.griffon@epitech.eu>
Co-committed-by: florian <florian.griffon@epitech.eu>

dialer/android/app/src/main/AndroidManifest.xml

@@ -1,17 +1,19 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.icing.dialer">
     <uses-feature android:name="android.hardware.telephony" android:required="true" />
 
-    <uses-permission android:name="android.permission.READ_CONTACTS" />
-    <uses-permission android:name="android.permission.WRITE_CONTACTS" />
+    <uses-permission android:name="android.permission.READ_CONTACTS"/>
+    <uses-permission android:name="android.permission.WRITE_CONTACTS"/>
     <uses-permission android:name="android.permission.CALL_PHONE" />
     <uses-permission android:name="android.permission.SEND_SMS" />
     <uses-permission android:name="android.permission.READ_BLOCKED_NUMBERS" />
     <uses-permission android:name="android.permission.WRITE_BLOCKED_NUMBERS" />
-    <uses-permission android:name="android.permission.READ_CALL_LOG" />
-    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+    <uses-permission android:name="android.permission.READ_CALL_LOG"/>
+    <uses-permission android:name="android.permission.READ_PHONE_STATE"/>
     <uses-permission android:name="android.permission.MANAGE_OWN_CALLS" />
     <uses-permission android:name="android.permission.ANSWER_PHONE_CALLS" />
     <uses-permission android:name="android.permission.PROCESS_OUTGOING_CALLS" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+    <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
 
     <application
         android:label="Icing Dialer"
@@ -27,12 +29,17 @@
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
             android:hardwareAccelerated="true"
             android:windowSoftInputMode="adjustResize">
+            <!-- Specifies an Android theme to apply to this Activity as soon as
+                 the Android process has started. This theme is visible to the user
+                 while the Flutter UI initializes. After that, this theme continues
+                 to determine the Window background behind the Flutter UI. -->
             <meta-data
-                android:name="io.flutter.embedding.android.NormalTheme"
-                android:resource="@style/NormalTheme" />
+              android:name="io.flutter.embedding.android.NormalTheme"
+              android:resource="@style/NormalTheme"
+              />
             <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.LAUNCHER" />
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
             <!-- Dialer intent filters (required for default dialer eligibility) -->
             <intent-filter>
@@ -75,17 +82,22 @@
                 <action android:name="android.telecom.ConnectionService" />
             </intent-filter>
         </service> -->
-
+        
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <meta-data
             android:name="flutterEmbedding"
             android:value="2" />
     </application>
+    <!-- Required to query activities that can process text, see:
+         https://developer.android.com/training/package-visibility and
+         https://developer.android.com/reference/android/content/Intent#ACTION_PROCESS_TEXT.
+
+         In particular, this is used by the Flutter engine in io.flutter.plugin.text.ProcessTextPlugin. -->
     <queries>
         <intent>
-            <action android:name="android.intent.action.PROCESS_TEXT" />
-            <data android:mimeType="text/plain" />
+            <action android:name="android.intent.action.PROCESS_TEXT"/>
+            <data android:mimeType="text/plain"/>
         </intent>
     </queries>
-</manifest>
+</manifest>

dialer/android/app/src/main/kotlin/com/icing/dialer/activities/MainActivity.kt

@@ -6,7 +6,6 @@ import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.database.Cursor
-import android.net.Uri
 import android.os.Build
 import android.os.Bundle
 import android.provider.CallLog
@@ -26,23 +25,76 @@ class MainActivity : FlutterActivity() {
     private val CALL_CHANNEL = "call_service"
     private val TAG = "MainActivity"
     private val REQUEST_CODE_SET_DEFAULT_DIALER = 1001
+    private val REQUEST_CODE_CALL_LOG_PERMISSION = 1002
+    private var pendingIncomingCall: Pair<String?, Boolean>? = null
+    private var wasPhoneLocked: Boolean = false
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         Log.d(TAG, "onCreate started")
-        Log.d(TAG, "Waiting for Flutter to signal permissions")
+        wasPhoneLocked = intent.getBooleanExtra("wasPhoneLocked", false)
+        Log.d(TAG, "Was phone locked at start: $wasPhoneLocked")
+        updateLockScreenFlags(intent)
+        handleIncomingCallIntent(intent)
+    }
+
+    override fun onNewIntent(intent: Intent) {
+        super.onNewIntent(intent)
+        setIntent(intent)
+        wasPhoneLocked = intent.getBooleanExtra("wasPhoneLocked", false)
+        Log.d(TAG, "onNewIntent, wasPhoneLocked: $wasPhoneLocked")
+        updateLockScreenFlags(intent)
+        handleIncomingCallIntent(intent)
+    }
+
+    private fun updateLockScreenFlags(intent: Intent?) {
+        val isIncomingCall = intent?.getBooleanExtra("isIncomingCall", false) ?: false
+        if (isIncomingCall && wasPhoneLocked) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1) {
+                setShowWhenLocked(true)
+                setTurnScreenOn(true)
+            } else {
+                @Suppress("DEPRECATION")
+                window.addFlags(
+                    android.view.WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED or
+                    android.view.WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
+                )
+            }
+            Log.d(TAG, "Enabled showWhenLocked and turnScreenOn for incoming call")
+        } else {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1) {
+                setShowWhenLocked(false)
+                setTurnScreenOn(false)
+            } else {
+                @Suppress("DEPRECATION")
+                window.clearFlags(
+                    android.view.WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED or
+                    android.view.WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
+                )
+            }
+            Log.d(TAG, "Disabled showWhenLocked and turnScreenOn for normal usage")
+        }
     }
 
     override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
         super.configureFlutterEngine(flutterEngine)
         Log.d(TAG, "Configuring Flutter engine")
-
         MyInCallService.channel = MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CALL_CHANNEL)
+
         MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CALL_CHANNEL)
             .setMethodCallHandler { call, result ->
                 when (call.method) {
                     "permissionsGranted" -> {
                         Log.d(TAG, "Received permissionsGranted from Flutter")
+                        pendingIncomingCall?.let { (phoneNumber, showScreen) ->
+                            if (showScreen) {
+                                MyInCallService.channel?.invokeMethod("incomingCallFromNotification", mapOf(
+                                    "phoneNumber" to phoneNumber,
+                                    "wasPhoneLocked" to wasPhoneLocked
+                                ))
+                                pendingIncomingCall = null
+                            }
+                        }
                         checkAndRequestDefaultDialer()
                         result.success(true)
                     }
@@ -60,37 +112,66 @@ class MainActivity : FlutterActivity() {
                         }
                     }
                     "hangUpCall" -> {
-                        val success = CallService.hangUpCall(this)
+                        val success = MyInCallService.currentCall?.let {
+                            it.disconnect()
+                            Log.d(TAG, "Call disconnected")
+                            MyInCallService.channel?.invokeMethod("callEnded", mapOf(
+                                "callId" to it.details.handle.toString(),
+                                "wasPhoneLocked" to wasPhoneLocked
+                            ))
+                            true
+                        } ?: false
                         if (success) {
                             result.success(mapOf("status" to "ended"))
+                            if (wasPhoneLocked) {
+                                Log.d(TAG, "Finishing and removing task after hangup, phone was locked")
+                                finishAndRemoveTask()
+                            }
                         } else {
-                            result.error("HANGUP_FAILED", "Failed to end call", null)
+                            Log.w(TAG, "No active call to hang up")
+                            result.error("HANGUP_FAILED", "No active call to hang up", null)
                         }
                     }
                     "answerCall" -> {
                         val success = MyInCallService.currentCall?.let {
-                            it.answer(0) // 0 for default video state (audio-only)
+                            it.answer(0)
                             Log.d(TAG, "Answered call")
                             true
                         } ?: false
                         if (success) {
                             result.success(mapOf("status" to "answered"))
                         } else {
+                            Log.w(TAG, "No active call to answer")
                             result.error("ANSWER_FAILED", "No active call to answer", null)
                         }
                     }
+                    "callEndedFromFlutter" -> {
+                        Log.d(TAG, "Call ended from Flutter, wasPhoneLocked: $wasPhoneLocked")
+                        if (wasPhoneLocked) {
+                            finishAndRemoveTask()
+                            Log.d(TAG, "Finishing and removing task after call ended, phone was locked")
+                        }
+                        result.success(true)
+                    }
                     else -> result.notImplemented()
                 }
             }
 
         MethodChannel(flutterEngine.dartExecutor.binaryMessenger, KEYSTORE_CHANNEL)
-            .setMethodCallHandler { call, result -> KeystoreHelper(call, result).handleMethodCall() }
+            .setMethodCallHandler { call, result ->
+                KeystoreHelper(call, result).handleMethodCall()
+            }
 
         MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CALLLOG_CHANNEL)
             .setMethodCallHandler { call, result ->
                 if (call.method == "getCallLogs") {
-                    val callLogs = getCallLogs()
-                    result.success(callLogs)
+                    if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CALL_LOG) == PackageManager.PERMISSION_GRANTED) {
+                        val callLogs = getCallLogs()
+                        result.success(callLogs)
+                    } else {
+                        requestPermissions(arrayOf(Manifest.permission.READ_CALL_LOG), REQUEST_CODE_CALL_LOG_PERMISSION)
+                        result.error("PERMISSION_DENIED", "Call log permission not granted", null)
+                    }
                 } else {
                     result.notImplemented()
                 }
@@ -109,8 +190,6 @@ class MainActivity : FlutterActivity() {
                     val intent = roleManager.createRequestRoleIntent(RoleManager.ROLE_DIALER)
                     startActivityForResult(intent, REQUEST_CODE_SET_DEFAULT_DIALER)
                     Log.d(TAG, "Launched RoleManager intent for default dialer on API 29+")
-                } else {
-                    Log.d(TAG, "RoleManager: Available=${roleManager.isRoleAvailable(RoleManager.ROLE_DIALER)}, Held=${roleManager.isRoleHeld(RoleManager.ROLE_DIALER)}")
                 }
             } else {
                 val intent = Intent(TelecomManager.ACTION_CHANGE_DEFAULT_DIALER)
@@ -148,6 +227,18 @@ class MainActivity : FlutterActivity() {
         }
     }
 
+    override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<out String>, grantResults: IntArray) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
+        if (requestCode == REQUEST_CODE_CALL_LOG_PERMISSION) {
+            if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                Log.d(TAG, "Call log permission granted")
+                MyInCallService.channel?.invokeMethod("callLogPermissionGranted", null)
+            } else {
+                Log.w(TAG, "Call log permission denied")
+            }
+        }
+    }
+
     private fun getCallLogs(): List<Map<String, Any?>> {
         val logsList = mutableListOf<Map<String, Any?>>()
         val cursor: Cursor? = contentResolver.query(
@@ -171,4 +262,25 @@ class MainActivity : FlutterActivity() {
         }
         return logsList
     }
+
+    private fun handleIncomingCallIntent(intent: Intent?) {
+        intent?.let {
+            if (it.getBooleanExtra("isIncomingCall", false)) {
+                val phoneNumber = it.getStringExtra("phoneNumber")
+                val showScreen = it.getBooleanExtra("showIncomingCallScreen", false)
+                Log.d(TAG, "Received incoming call intent for $phoneNumber, showScreen=$showScreen, wasPhoneLocked=$wasPhoneLocked")
+                if (showScreen) {
+                    if (MyInCallService.channel != null) {
+                        MyInCallService.channel?.invokeMethod("incomingCallFromNotification", mapOf(
+                            "phoneNumber" to phoneNumber,
+                            "wasPhoneLocked" to wasPhoneLocked
+                        ))
+                    } else {
+                        pendingIncomingCall = Pair(phoneNumber, true)
+                        Log.d(TAG, "Flutter channel not ready, storing pending call: $phoneNumber")
+                    }
+                }
+            }
+        }
+    }
 }

dialer/android/app/src/main/kotlin/com/icing/dialer/services/MyInCallService.kt

@@ -1,8 +1,17 @@
 package com.icing.dialer.services
 
+import android.app.KeyguardManager
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import android.os.Build
 import android.telecom.Call
 import android.telecom.InCallService
 import android.util.Log
+import androidx.core.app.NotificationCompat
+import com.icing.dialer.activities.MainActivity
 import io.flutter.plugin.common.MethodChannel
 
 class MyInCallService : InCallService() {
@@ -10,6 +19,9 @@ class MyInCallService : InCallService() {
         var channel: MethodChannel? = null
         var currentCall: Call? = null
         private const val TAG = "MyInCallService"
+        private const val NOTIFICATION_CHANNEL_ID = "incoming_call_channel"
+        private const val NOTIFICATION_ID = 1
+        var wasPhoneLocked: Boolean = false
     }
 
     private val callCallback = object : Call.Callback() {
@@ -26,12 +38,22 @@ class MyInCallService : InCallService() {
             Log.d(TAG, "State changed: $stateStr for call ${call.details.handle}")
             channel?.invokeMethod("callStateChanged", mapOf(
                 "callId" to call.details.handle.toString(),
-                "state" to stateStr
+                "state" to stateStr,
+                "wasPhoneLocked" to wasPhoneLocked
             ))
-            if (state == Call.STATE_DISCONNECTED || state == Call.STATE_DISCONNECTING) {
-                Log.d(TAG, "Call ended: ${call.details.handle}")
-                channel?.invokeMethod("callEnded", mapOf("callId" to call.details.handle.toString()))
+            if (state == Call.STATE_RINGING) {
+                val keyguardManager = getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager
+                wasPhoneLocked = keyguardManager.isKeyguardLocked
+                Log.d(TAG, "Phone locked at ringing: $wasPhoneLocked")
+                showIncomingCallScreen(call.details.handle.toString().replace("tel:", ""))
+            } else if (state == Call.STATE_DISCONNECTED || state == Call.STATE_DISCONNECTING) {
+                Log.d(TAG, "Call ended: ${call.details.handle}, wasPhoneLocked: $wasPhoneLocked")
+                channel?.invokeMethod("callEnded", mapOf(
+                    "callId" to call.details.handle.toString(),
+                    "wasPhoneLocked" to wasPhoneLocked
+                ))
                 currentCall = null
+                cancelNotification()
             }
         }
     }
@@ -43,22 +65,32 @@ class MyInCallService : InCallService() {
             Call.STATE_DIALING -> "dialing"
             Call.STATE_ACTIVE -> "active"
             Call.STATE_RINGING -> "ringing"
-            else -> "dialing" // Default for outgoing
+            else -> "dialing"
         }
         Log.d(TAG, "Call added: ${call.details.handle}, state: $stateStr")
         channel?.invokeMethod("callAdded", mapOf(
             "callId" to call.details.handle.toString(),
             "state" to stateStr
         ))
+        if (stateStr == "ringing") {
+            val keyguardManager = getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager
+            wasPhoneLocked = keyguardManager.isKeyguardLocked
+            Log.d(TAG, "Phone locked at call added: $wasPhoneLocked")
+            showIncomingCallScreen(call.details.handle.toString().replace("tel:", ""))
+        }
         call.registerCallback(callCallback)
     }
 
     override fun onCallRemoved(call: Call) {
         super.onCallRemoved(call)
-        Log.d(TAG, "Call removed: ${call.details.handle}")
+        Log.d(TAG, "Call removed: ${call.details.handle}, wasPhoneLocked: $wasPhoneLocked")
         call.unregisterCallback(callCallback)
-        channel?.invokeMethod("callRemoved", mapOf("callId" to call.details.handle.toString()))
+        channel?.invokeMethod("callRemoved", mapOf(
+            "callId" to call.details.handle.toString(),
+            "wasPhoneLocked" to wasPhoneLocked
+        ))
         currentCall = null
+        cancelNotification()
     }
 
     override fun onCallAudioStateChanged(state: android.telecom.CallAudioState) {
@@ -66,4 +98,59 @@ class MyInCallService : InCallService() {
         Log.d(TAG, "Audio state changed: route=${state.route}")
         channel?.invokeMethod("audioStateChanged", mapOf("route" to state.route))
     }
+
+    private fun showIncomingCallScreen(phoneNumber: String) {
+        val intent = Intent(this, MainActivity::class.java).apply {
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP or Intent.FLAG_ACTIVITY_SINGLE_TOP
+            putExtra("phoneNumber", phoneNumber)
+            putExtra("isIncomingCall", true)
+            putExtra("showIncomingCallScreen", true)
+            putExtra("wasPhoneLocked", wasPhoneLocked)
+        }
+
+        val keyguardManager = getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager
+        if (keyguardManager.isKeyguardLocked) {
+            startActivity(intent)
+            Log.d(TAG, "Launched MainActivity directly for locked screen, phoneNumber: $phoneNumber")
+        } else {
+            val notificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                val channel = NotificationChannel(
+                    NOTIFICATION_CHANNEL_ID,
+                    "Incoming Calls",
+                    NotificationManager.IMPORTANCE_HIGH
+                ).apply {
+                    description = "Notifications for incoming calls"
+                    enableVibration(true)
+                    setShowBadge(true)
+                }
+                notificationManager.createNotificationChannel(channel)
+            }
+
+            val pendingIntent = PendingIntent.getActivity(
+                this, 0, intent,
+                PendingIntent.FLAG_UPDATE_CURRENT or (if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) PendingIntent.FLAG_IMMUTABLE else 0)
+            )
+
+            val notification = NotificationCompat.Builder(this, NOTIFICATION_CHANNEL_ID)
+                .setSmallIcon(android.R.drawable.ic_dialog_alert)
+                .setContentTitle("Incoming Call")
+                .setContentText("Call from $phoneNumber")
+                .setPriority(NotificationCompat.PRIORITY_HIGH)
+                .setFullScreenIntent(pendingIntent, true)
+                .setAutoCancel(true)
+                .setOngoing(true)
+                .build()
+
+            startActivity(intent)
+            notificationManager.notify(NOTIFICATION_ID, notification)
+            Log.d(TAG, "Launched MainActivity with notification for unlocked screen, phoneNumber: $phoneNumber")
+        }
+    }
+
+    private fun cancelNotification() {
+        val notificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+        notificationManager.cancel(NOTIFICATION_ID)
+        Log.d(TAG, "Notification canceled")
+    }
 }

dialer/lib/features/call/call_page.dart

@@ -61,9 +61,16 @@ class _CallPageState extends State<CallPage> {
 
   void _hangUp() async {
     try {
-      await _callService.hangUpCall(context);
+      final result = await _callService.hangUpCall(context);
+      print('CallPage: Hang up result: $result');
+      if (result["status"] == "ended" && mounted && Navigator.canPop(context)) {
+        Navigator.pop(context);
+      }
     } catch (e) {
-      print("Error hanging up: $e");
+      print("CallPage: Error hanging up: $e");
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text("Error hanging up: $e")),
+      );
     }
   }
 
@@ -86,9 +93,10 @@ class _CallPageState extends State<CallPage> {
                   children: [
                     SizedBox(height: 35),
                     ObfuscatedAvatar(
-                      imageBytes: widget.thumbnail, // Uses thumbnail if provided
+                      imageBytes: widget.thumbnail,
                       radius: avatarRadius,
-                      backgroundColor: generateColorFromName(widget.displayName),
+                      backgroundColor:
+                          generateColorFromName(widget.displayName),
                       fallbackInitial: widget.displayName,
                     ),
                     const SizedBox(height: 4),
@@ -122,11 +130,13 @@ class _CallPageState extends State<CallPage> {
                     ),
                     Text(
                       widget.phoneNumber,
-                      style: TextStyle(fontSize: statusFontSize, color: Colors.white70),
+                      style: TextStyle(
+                          fontSize: statusFontSize, color: Colors.white70),
                     ),
                     Text(
                       'Calling...',
-                      style: TextStyle(fontSize: statusFontSize, color: Colors.white70),
+                      style: TextStyle(
+                          fontSize: statusFontSize, color: Colors.white70),
                     ),
                   ],
                 ),
@@ -157,7 +167,8 @@ class _CallPageState extends State<CallPage> {
                             IconButton(
                               padding: EdgeInsets.zero,
                               onPressed: _toggleKeypad,
-                              icon: const Icon(Icons.close, color: Colors.white),
+                              icon:
+                                  const Icon(Icons.close, color: Colors.white),
                             ),
                           ],
                         ),
@@ -193,7 +204,8 @@ class _CallPageState extends State<CallPage> {
                                 child: Center(
                                   child: Text(
                                     label,
-                                    style: const TextStyle(fontSize: 32, color: Colors.white),
+                                    style: const TextStyle(
+                                        fontSize: 32, color: Colors.white),
                                   ),
                                 ),
                               ),
@@ -225,7 +237,8 @@ class _CallPageState extends State<CallPage> {
                                     ),
                                     Text(
                                       isMuted ? 'Unmute' : 'Mute',
-                                      style: const TextStyle(color: Colors.white, fontSize: 14),
+                                      style: const TextStyle(
+                                          color: Colors.white, fontSize: 14),
                                     ),
                                   ],
                                 ),
@@ -234,11 +247,13 @@ class _CallPageState extends State<CallPage> {
                                   children: [
                                     IconButton(
                                       onPressed: _toggleKeypad,
-                                      icon: const Icon(Icons.dialpad, color: Colors.white, size: 32),
+                                      icon: const Icon(Icons.dialpad,
+                                          color: Colors.white, size: 32),
                                     ),
                                     const Text(
                                       'Keypad',
-                                      style: TextStyle(color: Colors.white, fontSize: 14),
+                                      style: TextStyle(
+                                          color: Colors.white, fontSize: 14),
                                     ),
                                   ],
                                 ),
@@ -248,14 +263,19 @@ class _CallPageState extends State<CallPage> {
                                     IconButton(
                                       onPressed: _toggleSpeaker,
                                       icon: Icon(
-                                        isSpeakerOn ? Icons.volume_up : Icons.volume_off,
-                                        color: isSpeakerOn ? Colors.amber : Colors.white,
+                                        isSpeakerOn
+                                            ? Icons.volume_up
+                                            : Icons.volume_off,
+                                        color: isSpeakerOn
+                                            ? Colors.amber
+                                            : Colors.white,
                                         size: 32,
                                       ),
                                     ),
                                     const Text(
                                       'Speaker',
-                                      style: TextStyle(color: Colors.white, fontSize: 14),
+                                      style: TextStyle(
+                                          color: Colors.white, fontSize: 14),
                                     ),
                                   ],
                                 ),
@@ -270,10 +290,12 @@ class _CallPageState extends State<CallPage> {
                                   children: [
                                     IconButton(
                                       onPressed: () {},
-                                      icon: const Icon(Icons.person_add, color: Colors.white, size: 32),
+                                      icon: const Icon(Icons.person_add,
+                                          color: Colors.white, size: 32),
                                     ),
                                     const Text('Add Contact',
-                                        style: TextStyle(color: Colors.white, fontSize: 14)),
+                                        style: TextStyle(
+                                            color: Colors.white, fontSize: 14)),
                                   ],
                                 ),
                                 Column(
@@ -281,10 +303,12 @@ class _CallPageState extends State<CallPage> {
                                   children: [
                                     IconButton(
                                       onPressed: () {},
-                                      icon: const Icon(Icons.sim_card, color: Colors.white, size: 32),
+                                      icon: const Icon(Icons.sim_card,
+                                          color: Colors.white, size: 32),
                                     ),
                                     const Text('Change SIM',
-                                        style: TextStyle(color: Colors.white, fontSize: 14)),
+                                        style: TextStyle(
+                                            color: Colors.white, fontSize: 14)),
                                   ],
                                 ),
                               ],
@@ -321,4 +345,4 @@ class _CallPageState extends State<CallPage> {
       ),
     );
   }
-}
+}

dialer/lib/features/composition/composition.dart

@@ -2,9 +2,8 @@ import 'package:flutter/material.dart';
 import 'package:flutter_contacts/flutter_contacts.dart';
 import 'package:url_launcher/url_launcher.dart';
 import '../../services/contact_service.dart';
-import '../../services/obfuscate_service.dart'; // Import ObfuscateService
-import '../../services/call_service.dart'; // Import the CallService
-import '../contacts/widgets/add_contact_button.dart';
+import '../../services/obfuscate_service.dart';
+import '../../services/call_service.dart';
 
 class CompositionPage extends StatefulWidget {
   const CompositionPage({super.key});
@@ -18,11 +17,7 @@ class _CompositionPageState extends State<CompositionPage> {
   List<Contact> _allContacts = [];
   List<Contact> _filteredContacts = [];
   final ContactService _contactService = ContactService();
-
-  // Instantiate the ObfuscateService
   final ObfuscateService _obfuscateService = ObfuscateService();
-
-  // Instantiate the CallService
   final CallService _callService = CallService();
 
   @override
@@ -40,8 +35,13 @@ class _CompositionPageState extends State<CompositionPage> {
   void _filterContacts() {
     setState(() {
       _filteredContacts = _allContacts.where((contact) {
-        final phoneMatch = contact.phones.any((phone) =>
-            phone.number.replaceAll(RegExp(r'\D'), '').contains(dialedNumber));
+        bool phoneMatch = contact.phones.any((phone) {
+          final rawPhoneNumber = phone.number;
+          final strippedPhoneNumber = rawPhoneNumber.replaceAll(RegExp(r'\D'), '');
+          final strippedDialedNumber = dialedNumber.replaceAll(RegExp(r'\D'), '');
+          return rawPhoneNumber.contains(dialedNumber) ||
+                 strippedPhoneNumber.contains(strippedDialedNumber);
+        });
         final nameMatch = contact.displayName
             .toLowerCase()
             .contains(dialedNumber.toLowerCase());
@@ -57,6 +57,13 @@ class _CompositionPageState extends State<CompositionPage> {
     });
   }
 
+  void _onPlusPress() {
+    setState(() {
+      dialedNumber += '+';
+      _filterContacts();
+    });
+  }
+
   void _onDeletePress() {
     setState(() {
       if (dialedNumber.isNotEmpty) {
@@ -73,7 +80,6 @@ class _CompositionPageState extends State<CompositionPage> {
     });
   }
 
-  // Function to call a contact's number using the CallService
   void _makeCall(String phoneNumber) async {
     try {
       await _callService.makeGsmCall(context, phoneNumber: phoneNumber);
@@ -82,10 +88,12 @@ class _CompositionPageState extends State<CompositionPage> {
       });
     } catch (e) {
       debugPrint("Error making call: $e");
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text('Failed to make call: $e')),
+      );
     }
   }
 
-  // Function to send an SMS to a contact's number
   void _launchSms(String phoneNumber) async {
     final uri = Uri(scheme: 'sms', path: phoneNumber);
     if (await canLaunchUrl(uri)) {
@@ -95,6 +103,20 @@ class _CompositionPageState extends State<CompositionPage> {
     }
   }
 
+  void _addContact() async {
+    if (await FlutterContacts.requestPermission()) {
+      final newContact = Contact()
+        ..phones = [Phone(dialedNumber.isNotEmpty ? dialedNumber : '')];
+      final updatedContact = await FlutterContacts.openExternalInsert(newContact);
+      if (updatedContact != null) {
+        _fetchContacts();
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(content: Text('Contact added successfully!')),
+        );
+      }
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -103,7 +125,6 @@ class _CompositionPageState extends State<CompositionPage> {
         children: [
           Column(
             children: [
-              // Top half: Display contacts matching dialed number
               Expanded(
                 flex: 2,
                 child: Container(
@@ -115,57 +136,51 @@ class _CompositionPageState extends State<CompositionPage> {
                     children: [
                       Expanded(
                         child: ListView(
-                          children: _filteredContacts.isNotEmpty
-                              ? _filteredContacts.map((contact) {
-                            final phoneNumber = contact.phones.isNotEmpty
-                                ? contact.phones.first.number
-                                : 'No phone number';
-                            return ListTile(
-                              title: Text(
-                                _obfuscateService.obfuscateData(contact.displayName),
-                                style: const TextStyle(color: Colors.white),
+                          children: [
+                            ..._filteredContacts.map((contact) {
+                              final phoneNumber = contact.phones.isNotEmpty
+                                  ? contact.phones.first.number
+                                  : 'No phone number';
+                              return ListTile(
+                                title: Text(
+                                  _obfuscateService.obfuscateData(contact.displayName),
+                                  style: const TextStyle(color: Colors.white),
+                                ),
+                                subtitle: Text(
+                                  _obfuscateService.obfuscateData(phoneNumber),
+                                  style: const TextStyle(color: Colors.grey),
+                                ),
+                                trailing: Row(
+                                  mainAxisSize: MainAxisSize.min,
+                                  children: [
+                                    IconButton(
+                                      icon: Icon(Icons.phone, color: Colors.green[300], size: 20),
+                                      onPressed: () => _makeCall(phoneNumber),
+                                    ),
+                                    IconButton(
+                                      icon: Icon(Icons.message, color: Colors.blue[300], size: 20),
+                                      onPressed: () => _launchSms(phoneNumber),
+                                    ),
+                                  ],
+                                ),
+                                onTap: () {},
+                              );
+                            }).toList(),
+                            ListTile(
+                              title: const Text(
+                                'Add a contact',
+                                style: TextStyle(color: Colors.white),
                               ),
-                              subtitle: Text(
-                                _obfuscateService.obfuscateData(phoneNumber),
-                                style: const TextStyle(color: Colors.grey),
-                              ),
-                              trailing: Row(
-                                mainAxisSize: MainAxisSize.min,
-                                children: [
-                                  // Call button (Now using CallService)
-                                  IconButton(
-                                    icon: Icon(Icons.phone,
-                                        color: Colors.green[300],
-                                        size: 20),
-                                    onPressed: () {
-                                      _makeCall(phoneNumber); // Make a call using CallService
-                                    },
-                                  ),
-                                  // Message button
-                                  IconButton(
-                                    icon: Icon(Icons.message,
-                                        color: Colors.blue[300],
-                                        size: 20),
-                                    onPressed: () {
-                                      _launchSms(phoneNumber);
-                                    },
-                                  ),
-                                ],
-                              ),
-                              onTap: () {
-                                // Handle contact selection if needed
-                              },
-                            );
-                          }).toList()
-                              : [],
+                              trailing: Icon(Icons.add, color: Colors.grey[600]),
+                              onTap: _addContact,
+                            ),
+                          ],
                         ),
                       ),
                     ],
                   ),
                 ),
               ),
-
-              // Bottom half: Dialpad and Dialed number display with erase button
               Expanded(
                 flex: 2,
                 child: Container(
@@ -173,7 +188,6 @@ class _CompositionPageState extends State<CompositionPage> {
                   child: Column(
                     mainAxisAlignment: MainAxisAlignment.start,
                     children: [
-                      // Display dialed number with erase button
                       Row(
                         mainAxisAlignment: MainAxisAlignment.spaceBetween,
                         children: [
@@ -182,61 +196,57 @@ class _CompositionPageState extends State<CompositionPage> {
                               alignment: Alignment.center,
                               child: Text(
                                 dialedNumber,
-                                style: const TextStyle(
-                                    fontSize: 24, color: Colors.white),
+                                style: const TextStyle(fontSize: 24, color: Colors.white),
                                 overflow: TextOverflow.ellipsis,
                               ),
                             ),
                           ),
-                          IconButton(
-                            onPressed: _onClearPress,
-                            icon: const Icon(Icons.backspace,
-                                color: Colors.white),
+                          GestureDetector(
+                            onTap: _onDeletePress,
+                            onLongPress: _onClearPress,
+                            child: const Padding(
+                              padding: EdgeInsets.all(8.0),
+                              child: Icon(Icons.backspace, color: Colors.white),
+                            ),
                           ),
                         ],
                       ),
                       const SizedBox(height: 10),
-
-                      // Dialpad
                       Expanded(
                         child: SingleChildScrollView(
                           child: Column(
                             mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                             children: [
                               Row(
-                                mainAxisAlignment:
-                                MainAxisAlignment.spaceEvenly,
+                                mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                 children: [
-                                  _buildDialButton('1'),
-                                  _buildDialButton('2'),
-                                  _buildDialButton('3'),
+                                  _buildDialButton('1', Colors.white),
+                                  _buildDialButton('2', Colors.white),
+                                  _buildDialButton('3', Colors.white),
                                 ],
                               ),
                               Row(
-                                mainAxisAlignment:
-                                MainAxisAlignment.spaceEvenly,
+                                mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                 children: [
-                                  _buildDialButton('4'),
-                                  _buildDialButton('5'),
-                                  _buildDialButton('6'),
+                                  _buildDialButton('4', Colors.white),
+                                  _buildDialButton('5', Colors.white),
+                                  _buildDialButton('6', Colors.white),
                                 ],
                               ),
                               Row(
-                                mainAxisAlignment:
-                                MainAxisAlignment.spaceEvenly,
+                                mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                 children: [
-                                  _buildDialButton('7'),
-                                  _buildDialButton('8'),
-                                  _buildDialButton('9'),
+                                  _buildDialButton('7', Colors.white),
+                                  _buildDialButton('8', Colors.white),
+                                  _buildDialButton('9', Colors.white),
                                 ],
                               ),
                               Row(
-                                mainAxisAlignment:
-                                MainAxisAlignment.spaceEvenly,
+                                mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                 children: [
-                                  _buildDialButton('*'),
-                                  _buildDialButton('0'),
-                                  _buildDialButton('#'),
+                                  _buildDialButton('*', const Color.fromRGBO(117, 117, 117, 1)),
+                                  _buildDialButtonWithPlus('0'),
+                                  _buildDialButton('#', const Color.fromRGBO(117, 117, 117, 1)),
                                 ],
                               ),
                             ],
@@ -249,26 +259,28 @@ class _CompositionPageState extends State<CompositionPage> {
               ),
             ],
           ),
-
-          // Add Contact Button
           Positioned(
             bottom: 20.0,
             left: 0,
             right: 0,
             child: Center(
-              child: AddContactButton(),
+              child: ElevatedButton(
+                onPressed: dialedNumber.isNotEmpty ? () => _makeCall(dialedNumber) : null,
+                style: ElevatedButton.styleFrom(
+                  backgroundColor: Colors.green[700],
+                  shape: const CircleBorder(),
+                  padding: const EdgeInsets.all(20),
+                ),
+                child: const Icon(Icons.phone, color: Colors.white, size: 30),
+              ),
             ),
           ),
-
-          // Top Row with Back Arrow
           Positioned(
             top: 40.0,
             left: 16.0,
             child: IconButton(
               icon: const Icon(Icons.arrow_back, color: Colors.white),
-              onPressed: () {
-                Navigator.pop(context);
-              },
+              onPressed: () => Navigator.pop(context),
             ),
           ),
         ],
@@ -276,7 +288,7 @@ class _CompositionPageState extends State<CompositionPage> {
     );
   }
 
-  Widget _buildDialButton(String number) {
+  Widget _buildDialButton(String number, Color textColor) {
     return ElevatedButton(
       onPressed: () => _onNumberPress(number),
       style: ElevatedButton.styleFrom(
@@ -286,11 +298,38 @@ class _CompositionPageState extends State<CompositionPage> {
       ),
       child: Text(
         number,
-        style: const TextStyle(
-          fontSize: 24,
-          color: Colors.white,
-        ),
+        style: TextStyle(fontSize: 24, color: textColor),
       ),
     );
   }
-}
+
+  Widget _buildDialButtonWithPlus(String number) {
+    return Stack(
+      alignment: Alignment.center,
+      children: [
+        GestureDetector(
+          onLongPress: _onPlusPress,
+          child: ElevatedButton(
+            onPressed: () => _onNumberPress(number),
+            style: ElevatedButton.styleFrom(
+              backgroundColor: Colors.black,
+              shape: const CircleBorder(),
+              padding: const EdgeInsets.all(16),
+            ),
+            child: Text(
+              number,
+              style: const TextStyle(fontSize: 24, color: Colors.white),
+            ),
+          ),
+        ),
+        Positioned(
+          bottom: 8,
+          child: Text(
+            '+',
+            style: TextStyle(fontSize: 12, color: Colors.grey[600]),
+          ),
+        ),
+      ],
+    );
+  }
+}

dialer/lib/features/history/history_page.dart

@@ -37,7 +37,7 @@ class HistoryPage extends StatefulWidget {
 }
 
 class _HistoryPageState extends State<HistoryPage>
-    with SingleTickerProviderStateMixin {
+    with AutomaticKeepAliveClientMixin, SingleTickerProviderStateMixin {
   List<History> histories = [];
   bool loading = true;
   int? _expandedIndex;
@@ -47,10 +47,13 @@ class _HistoryPageState extends State<HistoryPage>
   // Create a MethodChannel instance.
   static const MethodChannel _channel = MethodChannel('com.example.calllog');
 
+  @override
+  bool get wantKeepAlive => true; // Preserve state when switching pages
+
   @override
   void didChangeDependencies() {
     super.didChangeDependencies();
-    if (loading) {
+    if (loading && histories.isEmpty) {
       _buildHistories();
     }
   }
@@ -149,9 +152,9 @@ class _HistoryPageState extends State<HistoryPage>
     List<Contact> contacts = contactState.contacts;
 
     List<History> callHistories = [];
-    // Process each log entry.
-    for (var entry in nativeLogs) {
-      // Each entry is a Map with keys: number, type, date, duration.
+    // Process each log entry with intermittent yields to avoid freezing.
+    for (int i = 0; i < nativeLogs.length; i++) {
+      final entry = nativeLogs[i];
       final String number = entry['number'] ?? '';
       if (number.isEmpty) continue;
 
@@ -197,6 +200,8 @@ class _HistoryPageState extends State<HistoryPage>
 
       callHistories
           .add(History(matchedContact, callDate, callType, callStatus, 1));
+      // Yield every 10 iterations to avoid blocking the UI.
+      if (i % 10 == 0) await Future.delayed(Duration(milliseconds: 1));
     }
 
     // Sort histories by most recent.
@@ -272,6 +277,7 @@ class _HistoryPageState extends State<HistoryPage>
 
   @override
   Widget build(BuildContext context) {
+    super.build(context); // required due to AutomaticKeepAliveClientMixin
     final contactState = ContactState.of(context);
 
     if (loading || contactState.loading) {

dialer/lib/features/home/home_page.dart

@@ -10,53 +10,82 @@ import '../../services/contact_service.dart';
 import 'package:dialer/features/voicemail/voicemail_page.dart';
 import '../contacts/widgets/contact_modal.dart';
 
-
-class _MyHomePageState extends State<MyHomePage>
-    with SingleTickerProviderStateMixin {
+class _MyHomePageState extends State<MyHomePage> with SingleTickerProviderStateMixin {
   late TabController _tabController;
   List<Contact> _allContacts = [];
   List<Contact> _contactSuggestions = [];
   final ContactService _contactService = ContactService();
   final ObfuscateService _obfuscateService = ObfuscateService();
   final TextEditingController _searchController = TextEditingController();
-
+  late SearchController _searchBarController;
+  String _rawSearchInput = '';
 
   @override
   void initState() {
     super.initState();
-    // Set the TabController length to 4
-    _tabController = TabController(length: 4, vsync: this, initialIndex: 1);
+    _tabController = TabController(length: 4, vsync: this, initialIndex: 2);
     _tabController.addListener(_handleTabIndex);
+    _searchBarController = SearchController();
+    _searchBarController.addListener(() {
+      if (_searchController.text != _searchBarController.text) {
+        _rawSearchInput = _searchBarController.text;
+        _searchController.text = _rawSearchInput;
+        _onSearchChanged(_searchBarController.text);
+      }
+    });
     _fetchContacts();
   }
 
   void _fetchContacts() async {
     _allContacts = await _contactService.fetchContacts();
-    setState(() {});
+    _contactSuggestions = List.from(_allContacts);
+    if (mounted) setState(() {});
   }
 
   void _clearSearch() {
     _searchController.clear();
+    _searchBarController.clear();
+    _rawSearchInput = '';
     _onSearchChanged('');
   }
 
   void _onSearchChanged(String query) {
     setState(() {
       if (query.isEmpty) {
-        _contactSuggestions = List.from(_allContacts); // Reset suggestions
+        _contactSuggestions = List.from(_allContacts);
       } else {
+        final normalizedQuery = _normalizeString(query.toLowerCase());
         _contactSuggestions = _allContacts.where((contact) {
-          return contact.displayName
-              .toLowerCase()
-              .contains(query.toLowerCase());
+          final normalizedName = _normalizeString(contact.displayName.toLowerCase());
+          return normalizedName.contains(normalizedQuery);
         }).toList();
       }
     });
   }
 
+  String _normalizeString(String input) {
+    const accentMap = {
+      'àáâãäå': 'a',
+      'èéêë': 'e',
+      'ìíîï': 'i',
+      'òóôõö': 'o',
+      'ùúûü': 'u',
+      'ç': 'c',
+      'ñ': 'n',
+    };
+    String normalized = input;
+    accentMap.forEach((accents, base) {
+      for (var accent in accents.split('')) {
+        normalized = normalized.replaceAll(accent, base);
+      }
+    });
+    return normalized;
+  }
+
   @override
   void dispose() {
     _searchController.dispose();
+    _searchBarController.dispose();
     _tabController.removeListener(_handleTabIndex);
     _tabController.dispose();
     super.dispose();
@@ -69,19 +98,18 @@ class _MyHomePageState extends State<MyHomePage>
   void _toggleFavorite(Contact contact) async {
     try {
       if (await FlutterContacts.requestPermission()) {
-        Contact? fullContact = await FlutterContacts.getContact(contact.id,
-            withProperties: true,
-            withAccounts: true,
-            withPhoto: true,
-            withThumbnail: true);
+        Contact? fullContact = await FlutterContacts.getContact(
+          contact.id,
+          withProperties: true,
+          withAccounts: true,
+          withPhoto: true,
+          withThumbnail: true,
+        );
 
         if (fullContact != null) {
           fullContact.isStarred = !fullContact.isStarred;
           await FlutterContacts.updateContact(fullContact);
-          setState(() {
-            // Updating the contact list after toggling the favorite
-            _fetchContacts();
-          });
+          _fetchContacts();
         }
       } else {
         print("Could not fetch contact details");
@@ -100,7 +128,6 @@ class _MyHomePageState extends State<MyHomePage>
       backgroundColor: Colors.black,
       body: Column(
         children: [
-          // Persistent Search Bar
           Padding(
             padding: const EdgeInsets.only(
               top: 24.0,
@@ -118,35 +145,33 @@ class _MyHomePageState extends State<MyHomePage>
                       border: Border.all(color: Colors.grey.shade800, width: 1),
                     ),
                     child: SearchAnchor(
-                      builder:
-                          (BuildContext context, SearchController controller) {
+                      searchController: _searchBarController,
+                      builder: (BuildContext context, SearchController controller) {
                         return GestureDetector(
                           onTap: () {
-                            controller.openView(); // Open the search view
+                            controller.openView();
                           },
                           child: Container(
                             decoration: BoxDecoration(
                               color: const Color.fromARGB(255, 30, 30, 30),
                               borderRadius: BorderRadius.circular(12.0),
-                              border: Border.all(
-                                  color: Colors.grey.shade800, width: 1),
+                              border: Border.all(color: Colors.grey.shade800, width: 1),
                             ),
-                            padding: const EdgeInsets.symmetric(
-                                vertical: 12.0, horizontal: 16.0),
+                            padding: const EdgeInsets.symmetric(vertical: 12.0, horizontal: 16.0),
                             child: Row(
                               children: [
-                                const Icon(Icons.search,
-                                    color: Colors.grey, size: 24.0),
+                                const Icon(Icons.search, color: Colors.grey, size: 24.0),
                                 const SizedBox(width: 8.0),
-                                Text(
-                                  _searchController.text.isEmpty
-                                      ? 'Search contacts'
-                                      : _searchController.text,
-                                  style: const TextStyle(
-                                      color: Colors.grey, fontSize: 16.0),
+                                Expanded(
+                                  child: Text(
+                                    _rawSearchInput.isEmpty
+                                        ? 'Search contacts'
+                                        : _rawSearchInput,
+                                    style: const TextStyle(color: Colors.grey, fontSize: 16.0),
+                                    overflow: TextOverflow.ellipsis,
+                                  ),
                                 ),
-                                const Spacer(),
-                                if (_searchController.text.isNotEmpty)
+                                if (_rawSearchInput.isNotEmpty)
                                   GestureDetector(
                                     onTap: _clearSearch,
                                     child: const Icon(
@@ -161,23 +186,24 @@ class _MyHomePageState extends State<MyHomePage>
                         );
                       },
                       viewOnChanged: (query) {
-                        _onSearchChanged(query); // Update immediately
+
+                        if (_searchBarController.text != query) {
+                          _rawSearchInput = query;
+                          _searchBarController.text = query;
+                          _searchController.text = query;
+                        }
+                        _onSearchChanged(query);
                       },
-                      suggestionsBuilder:
-                          (BuildContext context, SearchController controller) {
+                      suggestionsBuilder: (BuildContext context, SearchController controller) {
                         return _contactSuggestions.map((contact) {
                           return ListTile(
                             key: ValueKey(contact.id),
-                            title: Text(_obfuscateService.obfuscateData(contact.displayName),
-                                style: const TextStyle(color: Colors.white)),
+                            title: Text(
+                              _obfuscateService.obfuscateData(contact.displayName),
+                              style: const TextStyle(color: Colors.white),
+                            ),
                             onTap: () {
-                              // Clear the search text input
-                              controller.text = '';
-
-                              // Close the search view
                               controller.closeView(contact.displayName);
-
-                              // Show the ContactModal when a contact is tapped
                               showModalBottomSheet(
                                 context: context,
                                 isScrollControlled: true,
@@ -186,34 +212,28 @@ class _MyHomePageState extends State<MyHomePage>
                                   return ContactModal(
                                     contact: contact,
                                     onEdit: () async {
-                                      if (await FlutterContacts
-                                          .requestPermission()) {
-                                        final updatedContact =
-                                            await FlutterContacts
-                                                .openExternalEdit(contact.id);
+                                      if (await FlutterContacts.requestPermission()) {
+                                        final updatedContact = await FlutterContacts
+                                            .openExternalEdit(contact.id);
                                         if (updatedContact != null) {
                                           _fetchContacts();
                                           Navigator.of(context).pop();
-                                          ScaffoldMessenger.of(context)
-                                              .showSnackBar(
+                                          ScaffoldMessenger.of(context).showSnackBar(
                                             SnackBar(
                                               content: Text(
                                                   '${contact.displayName} updated successfully!'),
                                             ),
                                           );
                                         } else {
-                                          ScaffoldMessenger.of(context)
-                                              .showSnackBar(
+                                          ScaffoldMessenger.of(context).showSnackBar(
                                             SnackBar(
-                                              content: Text(
-                                                  'Edit canceled or failed.'),
+                                              content: Text('Edit canceled or failed.'),
                                             ),
                                           );
                                         }
                                       }
                                     },
-                                    onToggleFavorite: () =>
-                                        _toggleFavorite(contact),
+                                    onToggleFavorite: () => _toggleFavorite(contact),
                                     isFavorite: contact.isStarred,
                                   );
                                 },
@@ -225,7 +245,6 @@ class _MyHomePageState extends State<MyHomePage>
                     ),
                   ),
                 ),
-                // 3-dot menu
                 PopupMenuButton<String>(
                   icon: const Icon(Icons.more_vert, color: Colors.white),
                   itemBuilder: (BuildContext context) => [
@@ -238,8 +257,7 @@ class _MyHomePageState extends State<MyHomePage>
                     if (value == 'settings') {
                       Navigator.push(
                         context,
-                        MaterialPageRoute(
-                            builder: (context) => const SettingsPage()),
+                        MaterialPageRoute(builder: (context) => const SettingsPage()),
                       );
                     }
                   },
@@ -247,7 +265,6 @@ class _MyHomePageState extends State<MyHomePage>
               ],
             ),
           ),
-          // Main content with TabBarView
           Expanded(
             child: Stack(
               children: [
@@ -322,4 +339,4 @@ class MyHomePage extends StatefulWidget {
 
   @override
   _MyHomePageState createState() => _MyHomePageState();
-}
+}

dialer/lib/services/call_service.dart

@@ -1,24 +1,20 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import '../features/call/call_page.dart';
-import '../features/call/incoming_call_page.dart'; // Import the new page
+import '../features/call/incoming_call_page.dart';
 
 class CallService {
   static const MethodChannel _channel = MethodChannel('call_service');
   static String? currentPhoneNumber;
   static bool _isCallPageVisible = false;
+  static Map<String, dynamic>? _pendingCall;
+  static bool wasPhoneLocked = false;
 
   static final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();
 
   CallService() {
     _channel.setMethodCallHandler((call) async {
-      final context = navigatorKey.currentContext;
-      print('CallService: Received method ${call.method} with args ${call.arguments}');
-      if (context == null) {
-        print('CallService: Navigator context is null, cannot navigate');
-        return;
-      }
-
+      print('CallService: Handling method call: ${call.method}');
       switch (call.method) {
         case "callAdded":
           final phoneNumber = call.arguments["callId"] as String;
@@ -26,39 +22,86 @@ class CallService {
           currentPhoneNumber = phoneNumber.replaceFirst('tel:', '');
           print('CallService: Call added, number: $currentPhoneNumber, state: $state');
           if (state == "ringing") {
-            _navigateToIncomingCallPage(context);
+            _handleIncomingCall(phoneNumber);
           } else {
-            _navigateToCallPage(context);
+            _navigateToCallPage();
           }
           break;
         case "callStateChanged":
           final state = call.arguments["state"] as String;
-          print('CallService: State changed to $state');
+          wasPhoneLocked = call.arguments["wasPhoneLocked"] as bool? ?? false;
+          print('CallService: State changed to $state, wasPhoneLocked: $wasPhoneLocked');
           if (state == "disconnected" || state == "disconnecting") {
-            _closeCallPage(context);
+            _closeCallPage();
+            if (wasPhoneLocked) {
+              _channel.invokeMethod("callEndedFromFlutter");
+            }
           } else if (state == "active" || state == "dialing") {
-            _navigateToCallPage(context);
+            _navigateToCallPage();
           } else if (state == "ringing") {
-            _navigateToIncomingCallPage(context);
+            final phoneNumber = call.arguments["callId"] as String;
+            _handleIncomingCall(phoneNumber.replaceFirst('tel:', ''));
           }
           break;
         case "callEnded":
         case "callRemoved":
-          print('CallService: Call ended/removed');
-          _closeCallPage(context);
+          wasPhoneLocked = call.arguments["wasPhoneLocked"] as bool? ?? false;
+          print('CallService: Call ended/removed, wasPhoneLocked: $wasPhoneLocked');
+          _closeCallPage();
+          if (wasPhoneLocked) {
+            _channel.invokeMethod("callEndedFromFlutter");
+          }
           currentPhoneNumber = null;
           break;
+        case "incomingCallFromNotification":
+          final phoneNumber = call.arguments["phoneNumber"] as String;
+          wasPhoneLocked = call.arguments["wasPhoneLocked"] as bool? ?? false;
+          currentPhoneNumber = phoneNumber;
+          print('CallService: Incoming call from notification: $phoneNumber, wasPhoneLocked: $wasPhoneLocked');
+          _handleIncomingCall(phoneNumber);
+          break;
       }
     });
   }
 
-  void _navigateToCallPage(BuildContext context) {
-    if (_isCallPageVisible && ModalRoute.of(context)?.settings.name == '/call') {
+  void _handleIncomingCall(String phoneNumber) {
+    final context = navigatorKey.currentContext;
+    if (context == null) {
+      print('CallService: Context is null, queuing incoming call: $phoneNumber');
+      _pendingCall = {"phoneNumber": phoneNumber};
+      Future.delayed(Duration(milliseconds: 500), () => _checkPendingCall());
+    } else {
+      _navigateToIncomingCallPage(context);
+    }
+  }
+
+  void _checkPendingCall() {
+    if (_pendingCall != null) {
+      final context = navigatorKey.currentContext;
+      if (context != null) {
+        print('CallService: Processing queued call: ${_pendingCall!["phoneNumber"]}');
+        currentPhoneNumber = _pendingCall!["phoneNumber"];
+        _navigateToIncomingCallPage(context);
+        _pendingCall = null;
+      } else {
+        print('CallService: Context still null, retrying...');
+        Future.delayed(Duration(milliseconds: 500), () => _checkPendingCall());
+      }
+    }
+  }
+
+  void _navigateToCallPage() {
+    final context = navigatorKey.currentContext;
+    if (context == null) {
+      print('CallService: Cannot navigate to CallPage, context is null');
+      return;
+    }
+    if (_isCallPageVisible) {
       print('CallService: CallPage already visible, skipping navigation');
       return;
     }
     print('CallService: Navigating to CallPage');
-    Navigator.pushReplacement(
+    Navigator.push(
       context,
       MaterialPageRoute(
         settings: const RouteSettings(name: '/call'),
@@ -70,12 +113,13 @@ class CallService {
       ),
     ).then((_) {
       _isCallPageVisible = false;
+      print('CallService: CallPage popped, _isCallPageVisible set to false');
     });
     _isCallPageVisible = true;
   }
 
   void _navigateToIncomingCallPage(BuildContext context) {
-    if (_isCallPageVisible && ModalRoute.of(context)?.settings.name == '/incoming_call') {
+    if (_isCallPageVisible) {
       print('CallService: IncomingCallPage already visible, skipping navigation');
       return;
     }
@@ -92,23 +136,28 @@ class CallService {
       ),
     ).then((_) {
       _isCallPageVisible = false;
+      print('CallService: IncomingCallPage popped, _isCallPageVisible set to false');
     });
     _isCallPageVisible = true;
   }
 
-  void _closeCallPage(BuildContext context) {
-    if (!_isCallPageVisible) {
-      print('CallService: CallPage not visible, skipping pop');
+  void _closeCallPage() {
+    final context = navigatorKey.currentContext;
+    if (context == null) {
+      print('CallService: Cannot close page, context is null');
       return;
     }
+    print('CallService: Closing call page, _isCallPageVisible: $_isCallPageVisible');
     if (Navigator.canPop(context)) {
-      print('CallService: Popping CallPage');
+      print('CallService: Popping call page');
       Navigator.pop(context);
       _isCallPageVisible = false;
+    } else {
+      print('CallService: No page to pop');
     }
   }
 
-  Future<void> makeGsmCall(
+  Future<Map<String, dynamic>> makeGsmCall(
     BuildContext context, {
     required String phoneNumber,
     String? displayName,
@@ -119,36 +168,40 @@ class CallService {
       print('CallService: Making GSM call to $phoneNumber');
       final result = await _channel.invokeMethod('makeGsmCall', {"phoneNumber": phoneNumber});
       print('CallService: makeGsmCall result: $result');
-      if (result["status"] != "calling") {
+      final resultMap = Map<String, dynamic>.from(result as Map);
+      if (resultMap["status"] != "calling") {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(content: Text("Failed to initiate call")),
         );
       }
+      return resultMap;
     } catch (e) {
       print("CallService: Error making call: $e");
       ScaffoldMessenger.of(context).showSnackBar(
         SnackBar(content: Text("Error making call: $e")),
       );
-      rethrow;
+      return {"status": "error", "message": e.toString()};
     }
   }
 
-  Future<void> hangUpCall(BuildContext context) async {
+  Future<Map<String, dynamic>> hangUpCall(BuildContext context) async {
     try {
       print('CallService: Hanging up call');
       final result = await _channel.invokeMethod('hangUpCall');
       print('CallService: hangUpCall result: $result');
-      if (result["status"] != "ended") {
+      final resultMap = Map<String, dynamic>.from(result as Map);
+      if (resultMap["status"] != "ended") {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(content: Text("Failed to end call")),
         );
       }
+      return resultMap;
     } catch (e) {
       print("CallService: Error hanging up call: $e");
       ScaffoldMessenger.of(context).showSnackBar(
         SnackBar(content: Text("Error hanging up call: $e")),
       );
-      rethrow;
+      return {"status": "error", "message": e.toString()};
     }
   }
 }

docs/beta_test_plan.md

@@ -27,14 +27,13 @@ The protocol definition will include as completed:
 - Handshakes
 - Real-time data-stream encryption (and decryption)
 - Encrypted stream compression
-- Transmission over audio stream
-- Minimal error correction in audio-based transmission
-- Error handling and user prevention
+- Transmission over audio stream (at least one modulation type)
+- First steps in FEC (Forward Error Correction): detecting half of transmission errors
 
 And should include prototype or scratches functionalities, among which:
-- Embedded silent data transmission (silently transmit light data during an encrypted phone call)
+- Embedded silent data transmission (such as DTMF)
 - On-the-fly key exchange (does not require prior key exchange, sacrifying some security)
-- Strong error correction
+- Stronger FEC: detecting >80%, correcting 20% of transmission errors
 
 #### The Icing dialer (based on Icing kotlin library, an Icing protocol implementation)
 
@@ -128,16 +127,15 @@ The remote bank advisor asks him to authenticate, making him type his password o
 By using the Icing protocol, not only would Jeff and the bank be assured that the informations are transmitted safely,
 but also that the call is coming from Jeff's phone and not an impersonator.
 
-Elise is a 42 years-old extreme reporter.
-After interviewing Russians opposition's leader, the FSB is looking to interview her.
-She tries to stay discreet and hidden, but those measures constrains her to barely receive cellular network.
-She suspects her phone line to be monitored, so the best she can do to call safely, is to use her Icing dialer.
+Elise, 42 years-old, is a journalist covering sensitive topics.
+Her work draws attention from people who want to know what she's saying - and to whom.
+Forced to stay discreet, with unreliable signal and a likely monitored phone line,
+she uses Icing dialer to make secure calls without exposing herself.
 
-Paul, a 22 years-old developer working for a big company, decides to go to China for vacations.
+Paul, a 22 years-old developer, is enjoying its vacations abroad.
 But everything goes wrong! The company's product he works on, is failling in the middle of the day and no one is
-qualified to fix it. Paul doesn't have WiFi and his phone plan only covers voice calls in China.
-With Icing dialer, he can call his collegues and help fix the
-problem, safe from potential Chinese spies.
+qualified to fix it. Paul doesn't have WiFi and his phone plan only covers voice calls in his country.
+With Icing dialer, he can call his collegues and help fix the problem, completely safe.
 
 ## Evaluation Criteria
 ### Protocol and lib