QR_Scannner code added

lib/screens/HomePage.dart

@@ -2,6 +2,7 @@
 
 import 'package:flutter/material.dart';
 import 'package:test_app/screens/ChatPage.dart';
+import 'package:test_app/screens/qr_scan.dart';
 
 class HomePage extends StatefulWidget {
   const HomePage({super.key});
@@ -84,6 +85,15 @@ class _HomePageState extends State<HomePage> {
               Text("What's UP"),
               Row(
                 children: [
+                  IconButton(
+                    onPressed: () {
+                      setState(() {
+                        Navigator.of(context).push(MaterialPageRoute(
+                            builder: (context) => const ScanQRcode()));
+                      });
+                    },
+                    icon: const Icon(Icons.qr_code),
+                  ),
                   Icon(Icons.search),
                   PopupMenuButton<String>(
                       onSelected: (value) => {print(value)},

lib/screens/qr_scan.dart

@@ -0,0 +1,53 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_barcode_scanner/flutter_barcode_scanner.dart';
+
+class ScanQRcode extends StatefulWidget {
+  const ScanQRcode({super.key});
+
+  @override
+  _ScanQRcodeState createState() => _ScanQRcodeState();
+}
+
+class _ScanQRcodeState extends State<ScanQRcode> {
+  String qrResult = 'Scanned data will be appered here';
+  Future<void> scanQR() async {
+    try {
+      final qrCode = await FlutterBarcodeScanner.scanBarcode(
+          '#ff6666', 'Cancel', true, ScanMode.QR);
+      if (!mounted) return;
+      setState(() {
+        this.qrResult = qrCode.toString();
+      });
+    } on PlatformException {
+      qrResult = 'Fail to read QR Code ';
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text('QR scanner'),
+      ),
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            SizedBox(
+              height: 30,
+            ),
+            Text(
+              '$qrResult',
+              style: TextStyle(color: Colors.black),
+            ),
+            SizedBox(
+              height: 38,
+            ),
+            ElevatedButton(onPressed: scanQR, child: Text('Scan Code'))
+          ],
+        ),
+      ),
+    );
+  }
+}

pubspec.lock

@@ -45,10 +45,10 @@ packages:
     dependency: "direct main"
     description:
       name: cupertino_icons
-      sha256: d57953e10f9f8327ce64a508a355f0b1ec902193f66288e8cb5070e7c47eeb2d
+      sha256: ba631d1c7f7bef6b729a622b7b752645a2d076dba9976925b8f25725a30e1ee6
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.6"
+    version: "1.0.8"
   fake_async:
     dependency: transitive
     description:
@@ -62,14 +62,30 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_barcode_scanner:
+    dependency: "direct main"
+    description:
+      name: flutter_barcode_scanner
+      sha256: a4ba37daf9933f451a5e812c753ddd045d6354e4a3280342d895b07fecaab3fa
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.0"
   flutter_lints:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: e2a421b7e59244faef694ba7b30562e489c2b489866e505074eb005cd7060db7
+      sha256: "9e8c3858111da373efc5aa341de011d9bd23e2c5c5e0c62bccf32438e192d7b1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.1"
+    version: "3.0.2"
+  flutter_plugin_android_lifecycle:
+    dependency: transitive
+    description:
+      name: flutter_plugin_android_lifecycle
+      sha256: "8cf40eebf5dec866a6d1956ad7b4f7016e6c0cc69847ab946833b7d43743809f"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.19"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -139,6 +155,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.9.0"
+  qr:
+    dependency: transitive
+    description:
+      name: qr
+      sha256: "64957a3930367bf97cc211a5af99551d630f2f4625e38af10edd6b19131b64b3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.1"
+  qr_flutter:
+    dependency: "direct main"
+    description:
+      name: qr_flutter
+      sha256: "5095f0fc6e3f71d08adef8feccc8cea4f12eec18a2e31c2e8d82cb6019f4b097"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.1.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -210,3 +242,4 @@ packages:
     version: "13.0.0"
 sdks:
   dart: ">=3.3.0 <4.0.0"
+  flutter: ">=3.16.0"

pubspec.yaml

@@ -35,11 +35,14 @@ dependencies:
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.6
+  qr_flutter: ^4.1.0
+  flutter_barcode_scanner: ^2.0.0
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
 
+
   # The "flutter_lints" package below contains a set of recommended lints to
   # encourage good coding practices. The lint set provided by the package is
   # activated in the `analysis_options.yaml` file located at the root of your