fix scan qrcode

ios/Podfile.lock

-PODS:
-  - camera_avfoundation (0.0.1):
-    - Flutter
-  - Firebase/CoreOnly (10.3.0):
-    - FirebaseCore (= 10.3.0)
-  - Firebase/Messaging (10.3.0):
-    - Firebase/CoreOnly
-    - FirebaseMessaging (~> 10.3.0)
-  - firebase_core (2.7.1):
-    - Firebase/CoreOnly (= 10.3.0)
-    - Flutter
-  - firebase_messaging (14.2.6):
-    - Firebase/Messaging (= 10.3.0)
-    - firebase_core
-    - Flutter
-  - FirebaseCore (10.3.0):
-    - FirebaseCoreInternal (~> 10.0)
-    - GoogleUtilities/Environment (~> 7.8)
-    - GoogleUtilities/Logger (~> 7.8)
-  - FirebaseCoreInternal (10.9.0):
-    - "GoogleUtilities/NSData+zlib (~> 7.8)"
-  - FirebaseInstallations (10.9.0):
-    - FirebaseCore (~> 10.0)
-    - GoogleUtilities/Environment (~> 7.8)
-    - GoogleUtilities/UserDefaults (~> 7.8)
-    - PromisesObjC (~> 2.1)
-  - FirebaseMessaging (10.3.0):
-    - FirebaseCore (~> 10.0)
-    - FirebaseInstallations (~> 10.0)
-    - GoogleDataTransport (~> 9.2)
-    - GoogleUtilities/AppDelegateSwizzler (~> 7.8)
-    - GoogleUtilities/Environment (~> 7.8)
-    - GoogleUtilities/Reachability (~> 7.8)
-    - GoogleUtilities/UserDefaults (~> 7.8)
-    - nanopb (< 2.30910.0, >= 2.30908.0)
-  - Flutter (1.0.0)
-  - flutter_image_compress (1.0.0):
-    - Flutter
-    - Mantle
-    - SDWebImage
-    - SDWebImageWebPCoder
-  - flutter_local_notifications (0.0.1):
-    - Flutter
-  - fluttertoast (0.0.2):
-    - Flutter
-    - Toast
-  - FMDB (2.7.5):
-    - FMDB/standard (= 2.7.5)
-  - FMDB/standard (2.7.5)
-  - GoogleDataTransport (9.2.2):
-    - GoogleUtilities/Environment (~> 7.7)
-    - nanopb (< 2.30910.0, >= 2.30908.0)
-    - PromisesObjC (< 3.0, >= 1.2)
-  - GoogleUtilities/AppDelegateSwizzler (7.11.1):
-    - GoogleUtilities/Environment
-    - GoogleUtilities/Logger
-    - GoogleUtilities/Network
-  - GoogleUtilities/Environment (7.11.1):
-    - PromisesObjC (< 3.0, >= 1.2)
-  - GoogleUtilities/Logger (7.11.1):
-    - GoogleUtilities/Environment
-  - GoogleUtilities/Network (7.11.1):
-    - GoogleUtilities/Logger
-    - "GoogleUtilities/NSData+zlib"
-    - GoogleUtilities/Reachability
-  - "GoogleUtilities/NSData+zlib (7.11.1)"
-  - GoogleUtilities/Reachability (7.11.1):
-    - GoogleUtilities/Logger
-  - GoogleUtilities/UserDefaults (7.11.1):
-    - GoogleUtilities/Logger
-  - image_picker_ios (0.0.1):
-    - Flutter
-  - libwebp (1.2.4):
-    - libwebp/demux (= 1.2.4)
-    - libwebp/mux (= 1.2.4)
-    - libwebp/webp (= 1.2.4)
-  - libwebp/demux (1.2.4):
-    - libwebp/webp
-  - libwebp/mux (1.2.4):
-    - libwebp/demux
-  - libwebp/webp (1.2.4)
-  - Mantle (2.2.0):
-    - Mantle/extobjc (= 2.2.0)
-  - Mantle/extobjc (2.2.0)
-  - nanopb (2.30909.0):
-    - nanopb/decode (= 2.30909.0)
-    - nanopb/encode (= 2.30909.0)
-  - nanopb/decode (2.30909.0)
-  - nanopb/encode (2.30909.0)
-  - package_info (0.0.1):
-    - Flutter
-  - path_provider_foundation (0.0.1):
-    - Flutter
-    - FlutterMacOS
-  - PromisesObjC (2.2.0)
-  - SDWebImage (5.15.6):
-    - SDWebImage/Core (= 5.15.6)
-  - SDWebImage/Core (5.15.6)
-  - SDWebImageWebPCoder (0.11.0):
-    - libwebp (~> 1.0)
-    - SDWebImage/Core (~> 5.15)
-  - shared_preferences_foundation (0.0.1):
-    - Flutter
-    - FlutterMacOS
-  - sqflite (0.0.2):
-    - Flutter
-    - FMDB (>= 2.7.5)
-  - Toast (4.0.0)
-  - video_player_avfoundation (0.0.1):
-    - Flutter
-
-DEPENDENCIES:
-  - camera_avfoundation (from `.symlinks/plugins/camera_avfoundation/ios`)
-  - firebase_core (from `.symlinks/plugins/firebase_core/ios`)
-  - firebase_messaging (from `.symlinks/plugins/firebase_messaging/ios`)
-  - Flutter (from `Flutter`)
-  - flutter_image_compress (from `.symlinks/plugins/flutter_image_compress/ios`)
-  - flutter_local_notifications (from `.symlinks/plugins/flutter_local_notifications/ios`)
-  - fluttertoast (from `.symlinks/plugins/fluttertoast/ios`)
-  - image_picker_ios (from `.symlinks/plugins/image_picker_ios/ios`)
-  - package_info (from `.symlinks/plugins/package_info/ios`)
-  - path_provider_foundation (from `.symlinks/plugins/path_provider_foundation/ios`)
-  - shared_preferences_foundation (from `.symlinks/plugins/shared_preferences_foundation/ios`)
-  - sqflite (from `.symlinks/plugins/sqflite/ios`)
-  - video_player_avfoundation (from `.symlinks/plugins/video_player_avfoundation/ios`)
-
-SPEC REPOS:
-  trunk:
-    - Firebase
-    - FirebaseCore
-    - FirebaseCoreInternal
-    - FirebaseInstallations
-    - FirebaseMessaging
-    - FMDB
-    - GoogleDataTransport
-    - GoogleUtilities
-    - libwebp
-    - Mantle
-    - nanopb
-    - PromisesObjC
-    - SDWebImage
-    - SDWebImageWebPCoder
-    - Toast
-
-EXTERNAL SOURCES:
-  camera_avfoundation:
-    :path: ".symlinks/plugins/camera_avfoundation/ios"
-  firebase_core:
-    :path: ".symlinks/plugins/firebase_core/ios"
-  firebase_messaging:
-    :path: ".symlinks/plugins/firebase_messaging/ios"
-  Flutter:
-    :path: Flutter
-  flutter_image_compress:
-    :path: ".symlinks/plugins/flutter_image_compress/ios"
-  flutter_local_notifications:
-    :path: ".symlinks/plugins/flutter_local_notifications/ios"
-  fluttertoast:
-    :path: ".symlinks/plugins/fluttertoast/ios"
-  image_picker_ios:
-    :path: ".symlinks/plugins/image_picker_ios/ios"
-  package_info:
-    :path: ".symlinks/plugins/package_info/ios"
-  path_provider_foundation:
-    :path: ".symlinks/plugins/path_provider_foundation/ios"
-  shared_preferences_foundation:
-    :path: ".symlinks/plugins/shared_preferences_foundation/ios"
-  sqflite:
-    :path: ".symlinks/plugins/sqflite/ios"
-  video_player_avfoundation:
-    :path: ".symlinks/plugins/video_player_avfoundation/ios"
-
-SPEC CHECKSUMS:
-  camera_avfoundation: 82dc5597033fe2dcdcca6e41f7e464d0855e74ad
-  Firebase: f92fc551ead69c94168d36c2b26188263860acd9
-  firebase_core: 1ae9f9aa76e6e1edc14fb181637ad466fd6c6fa4
-  firebase_messaging: f8c01f8b540feb4196e8dbe45ae17534747d779d
-  FirebaseCore: 988754646ab3bd4bdcb740f1bfe26b9f6c0d5f2a
-  FirebaseCoreInternal: d2b4acb827908e72eca47a9fd896767c3053921e
-  FirebaseInstallations: c58489c9caacdbf27d1da60891a87318e20218e0
-  FirebaseMessaging: e345b219fd15d325f0cf2fef28cb8ce00d851b3f
-  Flutter: 50d75fe2f02b26cc09d224853bb45737f8b3214a
-  flutter_image_compress: 5a5e9aee05b6553048b8df1c3bc456d0afaac433
-  flutter_local_notifications: 0c0b1ae97e741e1521e4c1629a459d04b9aec743
-  fluttertoast: eb263d302cc92e04176c053d2385237e9f43fad0
-  FMDB: 2ce00b547f966261cd18927a3ddb07cb6f3db82a
-  GoogleDataTransport: 8378d1fa8ac49753ea6ce70d65a7cb70ce5f66e6
-  GoogleUtilities: 9aa0ad5a7bc171f8bae016300bfcfa3fb8425749
-  image_picker_ios: 58b9c4269cb176f89acea5e5d043c9358f2d25f8
-  libwebp: f62cb61d0a484ba548448a4bd52aabf150ff6eef
-  Mantle: c5aa8794a29a022dfbbfc9799af95f477a69b62d
-  nanopb: b552cce312b6c8484180ef47159bc0f65a1f0431
-  package_info: 873975fc26034f0b863a300ad47e7f1ac6c7ec62
-  path_provider_foundation: c68054786f1b4f3343858c1e1d0caaded73f0be9
-  PromisesObjC: 09985d6d70fbe7878040aa746d78236e6946d2ef
-  SDWebImage: d47d81bea8a77187896b620dc79c3c528e8906b9
-  SDWebImageWebPCoder: 295a6573c512f54ad2dd58098e64e17dcf008499
-  shared_preferences_foundation: 986fc17f3d3251412d18b0265f9c64113a8c2472
-  sqflite: 6d358c025f5b867b29ed92fc697fd34924e11904
-  Toast: 91b396c56ee72a5790816f40d3a94dd357abc196
-  video_player_avfoundation: 6d971a232d72e6ee25368378d48a079dea01f1cf
-
-PODFILE CHECKSUM: a75497545d4391e2d394c3668e20cfb1c2bbd4aa
-
-COCOAPODS: 1.12.1

lib/app.dart

 import 'package:farm_tpf/presentation/screens/login/login_page.dart';
+import 'package:farm_tpf/presentation/screens/scan_qr/cubit/scan_qr_code_cubit.dart';
 import 'package:farm_tpf/presentation/screens/tabbar/tabbar.dart';
 import 'package:farm_tpf/routes/route_name.dart';
 import 'package:farm_tpf/routes/routes.dart';
               repository: authenticationRepository,
             ),
           ),
-          // BlocProvider(
-          //   create: (_) => LoginCubit(),
-          // ),
+          BlocProvider(
+            create: (_) => ScanQrCodeCubit(),
+          ),
           // BlocProvider(
           //   create: (_) => NotificationBloc(Repository()),
           // ),
       splitScreenMode: true,
       builder: (BuildContext context, Widget? child) {
         return GetMaterialApp(
-          title: 'Trang Trai Bo',
+          title: 'LaFarm',
           debugShowCheckedModeBanner: false,
           onGenerateRoute: Routes.buildRoutes,
           initialRoute: RouteName.splash,

lib/data/repository/repository.dart

   }
 
   //Action
-  Future<void> createAction(Function(dynamic) onSuccess, Function(dynamic) onError,
-      {required String apiAddAction, required String paramActivity, required String activityAction, required List<String> filePaths}) async {
+  Future<void> createAction(
+    Function(dynamic) onSuccess,
+    Function(dynamic) onError, {
+    required String apiAddAction,
+    required String paramActivity,
+    required String activityAction,
+    required List<String> filePaths,
+  }) async {
     var formData = FormData();
     filePaths.forEach((f) {
       formData.files.add(MapEntry("images", MultipartFile.fromFileSync(f)));
     });
     formData.fields.add(MapEntry(paramActivity, activityAction));
+    // Convert FormData to a Map for better printing
+    Map<String, dynamic> formDataMap =
+        formData.fields.fold(<String, dynamic>{}, (Map<String, dynamic> previousValue, field) => previousValue..[field.key] = field.value);
+
+    // Print the FormData content
+    print('FormData: $formDataMap');
     try {
       await dio.post("${ConstCommon.baseUrl}/$apiAddAction", data: formData).then((value) {
         onSuccess(value.data);
       formData.files.add(MapEntry("images", MultipartFile.fromFileSync(f)));
     });
     formData.fields.add(MapEntry(paramActivity, activityAction));
+    print('FormData: $formData');
     try {
       await dio.post("${ConstCommon.baseUrl}/$apiUpdateAction", data: formData).then((value) {
         onSuccess(value.data);

lib/presentation/screens/scan_qr/cubit/scan_qr_code_cubit.dart

+import 'dart:developer';
+
+import 'package:bloc/bloc.dart';
+import 'package:equatable/equatable.dart';
+import 'package:farm_tpf/data/repository/repository.dart';
+import 'package:farm_tpf/utils/utils.dart';
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:qr_code_scanner/qr_code_scanner.dart';
+
+import '../../../custom_widgets/widget_utils.dart';
+import '../../plot_detail/sc_plot_detail.dart';
+
+part 'scan_qr_code_state.dart';
+
+class ScanQrCodeCubit extends Cubit<ScanQrCodeState> {
+  ScanQrCodeCubit() : super(ScanQrCodeInitial());
+  late BuildContext context;
+
+  final GlobalKey qrKey = GlobalKey(debugLabel: 'QR');
+  QRViewController? controllerQR;
+
+  bool _enableHandleCodeByCamera = true;
+  RxBool isFlashOn = false.obs;
+  RxBool isLoading = false.obs;
+  RxBool isStatusStudent = true.obs;
+  final repository = Repository();
+
+  void init() {}
+
+  void dispose() {
+    controllerQR?.dispose();
+  }
+
+  void onQRViewCreated(QRViewController controller) {
+    controllerQR = controller;
+    controller.scannedDataStream.listen((scanData) {
+      if (_enableHandleCodeByCamera) {
+        if (scanData.code != null && scanData.code!.isNotEmpty) {
+          requestScanQRCode(scanData.code ?? '');
+        }
+      }
+    });
+    controller.pauseCamera();
+    controller.resumeCamera();
+  }
+
+  Future<void> requestScanQRCode(String cropCode) async {
+    Get.back();
+    // Get.defaultDialog(
+    //   title: "Kiểm tra thông tin lô ....",
+    //   middleText: "",
+    //   content: const CircularProgressIndicator(),
+    // );
+    try {
+      UtilWidget.showLoading();
+      await repository.getPlotDetailByCode(cropCode, page: 1, size: 1).then((value) {
+        print("ok");
+        UtilWidget.hideLoading();
+        Get.to(
+          PlotDetailScreen(
+            cropId: value.tbCropDTO?.id ?? -1,
+            cropType: value.tbCropDTO?.type ?? -1,
+            initialIndex: 0,
+          ),
+        );
+      }).catchError((onError) {
+        UtilWidget.hideLoading();
+        Utils.showDialog(
+          title: "Không tìm thấy lô",
+          message: "Thử lại với mã tem khác?",
+          textConfirm: "Thử lại",
+          textCancel: "Huỷ",
+          onConfirm: () {
+            Get.back();
+            // scan(context);
+          },
+        );
+      });
+    } catch (e) {
+      UtilWidget.hideLoading();
+      Utils.showDialog(
+        title: "Không tìm thấy lô",
+        message: "Thử lại với mã tem khác?",
+        textConfirm: "Thử lại",
+        textCancel: "Huỷ",
+        onConfirm: () {
+          Get.back();
+          // scan(context);
+        },
+      );
+    }
+  }
+}

lib/presentation/screens/scan_qr/cubit/scan_qr_code_state.dart

+part of 'scan_qr_code_cubit.dart';
+
+abstract class ScanQrCodeState extends Equatable {
+  const ScanQrCodeState();
+
+  @override
+  List<Object> get props => [];
+}
+
+class ScanQrCodeInitial extends ScanQrCodeState {}

lib/presentation/screens/scan_qr/models/request_attendance.dart

+class RequestAttendance {
+  List<AttendanceStudents>? students;
+  String? type;
+
+  RequestAttendance({this.students, this.type});
+
+  RequestAttendance.fromJson(Map<String, dynamic> json) {
+    if (json['students'] != null) {
+      students = <AttendanceStudents>[];
+      json['students'].forEach((v) {
+        students!.add(AttendanceStudents.fromJson(v));
+      });
+    }
+    type = json['type'];
+  }
+
+  Map<String, dynamic> toJson() {
+    final data = <String, dynamic>{};
+    if (students != null) {
+      data['students'] = students!.map((v) => v.toJson()).toList();
+    }
+    data['type'] = type;
+    return data;
+  }
+}
+
+class AttendanceStudents {
+  String? studentId;
+  String? code;
+  bool? status;
+  String? description;
+  String? parentId;
+  String? leaveStatus;
+
+  AttendanceStudents({this.studentId, this.code, this.status, this.description, this.parentId, this.leaveStatus});
+
+  AttendanceStudents.fromJson(Map<String, dynamic> json) {
+    studentId = json['student_id'];
+    code = json['code'];
+    status = json['status'];
+    description = json['description'];
+    parentId = json['parent_id'];
+    leaveStatus = json['leave_status'];
+  }
+
+  Map<String, dynamic> toJson() {
+    final data = <String, dynamic>{};
+    data['student_id'] = studentId;
+    data['code'] = code;
+    data['status'] = status;
+    data['description'] = description;
+    data['leave_status'] = leaveStatus;
+    return data;
+  }
+}

lib/presentation/screens/scan_qr/scan_qr_code_page.dart

+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:qr_code_scanner/qr_code_scanner.dart';
+
+import 'cubit/scan_qr_code_cubit.dart';
+
+class ScanQRCodeSPage extends StatefulWidget {
+  ScanQRCodeSPage({
+    Key? key,
+  }) : super(key: key);
+
+  @override
+  State<ScanQRCodeSPage> createState() => _ScanQRCodeSPageState();
+}
+
+class _ScanQRCodeSPageState extends State<ScanQRCodeSPage> {
+  var bloc = ScanQrCodeCubit();
+
+  @override
+  void initState() {
+    super.initState();
+    bloc.init();
+  }
+
+  @override
+  void dispose() {
+    super.dispose();
+    bloc.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    bloc.context = context;
+    return Scaffold(
+      body: Column(
+        children: [
+          Expanded(
+            child: Stack(
+              children: [
+                QRView(
+                  key: bloc.qrKey,
+                  onQRViewCreated: bloc.onQRViewCreated,
+                  overlay: QrScannerOverlayShape(
+                    borderColor: Colors.grey.shade300,
+                    borderRadius: 16.0,
+                    borderWidth: 4.0,
+                    cutOutSize: Get.width / 3 * 2,
+                  ),
+                ),
+                Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    SizedBox(height: MediaQuery.of(context).padding.top + 20.0),
+                    // Padding(
+                    //   padding: EdgeInsets.only(left: 20.0),
+                    //   child: AppButton(
+                    //     width: 48.0.sp,
+                    //     height: 48.0.sp,
+                    //     outlinedBorder: RoundedRectangleBorder(
+                    //       borderRadius: BorderRadius.circular(26.0.sp),
+                    //     ),
+                    //     onPressed: Get.back,
+                    //     backgroundColor: (ThemeConstants.appColors[ColorConstants.gray900] as Color).withOpacity(0.4),
+                    //     rightWidget: AppSvg24px(
+                    //       AppImages.basicClose,
+                    //       color: ThemeConstants.appColors[ColorConstants.white],
+                    //     ),
+                    //   ),
+                    // ),
+                  ],
+                ),
+                // Obx(() => bloc.isLoading.value ? const AppLoading() : const SizedBox.shrink()),
+              ],
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/presentation/screens/scan_qr/scan_qr_page.dart

+import 'dart:io';
+
+import 'package:farm_tpf/data/repository/repository.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/src/foundation/key.dart';
+import 'package:flutter/src/widgets/framework.dart';
+import 'package:get/get.dart';
+import 'package:qr_code_scanner/qr_code_scanner.dart';
+
+import '../../custom_widgets/widget_utils.dart';
+import '../plot_detail/sc_plot_detail.dart';
+
+class ScanQrPage extends StatefulWidget {
+  const ScanQrPage({Key? key}) : super(key: key);
+
+  @override
+  State<ScanQrPage> createState() => _ScanQrPageState();
+}
+
+class _ScanQrPageState extends State<ScanQrPage> {
+  Barcode? result;
+  QRViewController? controller;
+  final GlobalKey qrKey = GlobalKey(debugLabel: 'QR');
+
+  // In order to get hot reload to work we need to pause the camera if the platform
+  // is android, or resume the camera if the platform is iOS.
+  @override
+  void reassemble() {
+    super.reassemble();
+    if (Platform.isAndroid) {
+      controller!.pauseCamera();
+    }
+    controller!.resumeCamera();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: SafeArea(
+        child: Column(
+          children: <Widget>[
+            Expanded(flex: 4, child: _buildQrView(context)),
+            Expanded(
+              flex: 1,
+              child: FittedBox(
+                fit: BoxFit.contain,
+                child: Column(
+                  mainAxisAlignment: MainAxisAlignment.spaceEvenly,
+                  children: <Widget>[
+                    if (result != null) Text('Barcode Type') else const Text('Scan a code'),
+                    Row(
+                      mainAxisAlignment: MainAxisAlignment.center,
+                      crossAxisAlignment: CrossAxisAlignment.center,
+                      children: <Widget>[
+                        Container(
+                          margin: const EdgeInsets.all(8),
+                          child: ElevatedButton(
+                              onPressed: () async {
+                                await controller?.toggleFlash();
+                                setState(() {});
+                              },
+                              child: FutureBuilder(
+                                future: controller?.getFlashStatus(),
+                                builder: (context, snapshot) {
+                                  return Text('Flash: ${snapshot.data}');
+                                },
+                              )),
+                        ),
+                        Container(
+                          margin: const EdgeInsets.all(8),
+                          child: ElevatedButton(
+                              onPressed: () async {
+                                await controller?.flipCamera();
+                                setState(() {});
+                              },
+                              child: FutureBuilder(
+                                future: controller?.getCameraInfo(),
+                                builder: (context, snapshot) {
+                                  if (snapshot.data != null) {
+                                    return Text('Camera facing ');
+                                  } else {
+                                    return const Text('loading');
+                                  }
+                                },
+                              )),
+                        )
+                      ],
+                    ),
+                    Row(
+                      mainAxisAlignment: MainAxisAlignment.center,
+                      crossAxisAlignment: CrossAxisAlignment.center,
+                      children: <Widget>[
+                        Container(
+                          margin: const EdgeInsets.all(8),
+                          child: ElevatedButton(
+                            onPressed: () async {
+                              await controller?.pauseCamera();
+                            },
+                            child: const Text('pause', style: TextStyle(fontSize: 20)),
+                          ),
+                        ),
+                        Container(
+                          margin: const EdgeInsets.all(8),
+                          child: ElevatedButton(
+                            onPressed: () async {
+                              await controller?.resumeCamera();
+                            },
+                            child: const Text('resume', style: TextStyle(fontSize: 20)),
+                          ),
+                        )
+                      ],
+                    ),
+                  ],
+                ),
+              ),
+            )
+          ],
+        ),
+      ),
+    );
+  }
+
+  Widget _buildQrView(BuildContext context) {
+    // For this example we check how width or tall the device is and change the scanArea and overlay accordingly.
+    var scanArea = (MediaQuery.of(context).size.width < 400 || MediaQuery.of(context).size.height < 400) ? 150.0 : 300.0;
+    // To ensure the Scanner view is properly sizes after rotation
+    // we need to listen for Flutter SizeChanged notification and update controller
+    return QRView(
+      key: qrKey,
+      onQRViewCreated: _onQRViewCreated,
+      overlay: QrScannerOverlayShape(borderColor: Colors.red, borderRadius: 10, borderLength: 30, borderWidth: 10, cutOutSize: scanArea),
+      onPermissionSet: (ctrl, p) => _onPermissionSet(context, ctrl, p),
+    );
+  }
+
+  void _onQRViewCreated(QRViewController controller) {
+    setState(() {
+      this.controller = controller;
+    });
+    controller.scannedDataStream.listen((scanData) {
+      setState(() {
+        result = scanData;
+      });
+    });
+  }
+
+  void _onPermissionSet(BuildContext context, QRViewController ctrl, bool p) {
+    if (!p) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('no Permission')),
+      );
+    }
+  }
+
+  @override
+  void dispose() {
+    controller?.dispose();
+    super.dispose();
+  }
+}

lib/presentation/screens/tabbar/tabbar.dart

 import 'package:farm_tpf/presentation/screens/notification/update_count_noti_bloc.dart';
 import 'package:farm_tpf/presentation/screens/plot/sc_plot.dart';
 import 'package:farm_tpf/presentation/screens/plot_detail/sc_plot_detail.dart';
+import 'package:farm_tpf/presentation/screens/scan_qr/scan_qr_page.dart';
 import 'package:farm_tpf/utils/NotificationsBloc.dart';
 import 'package:farm_tpf/utils/const_color.dart';
 import 'package:farm_tpf/utils/const_common.dart';
 import 'package:get/get.dart';
 
 import '../../../main.dart';
+import '../scan_qr/scan_qr_code_page.dart';
 
 class TabbarScreen extends StatefulWidget {
   static Route route() {
                               onTap: () {
                                 //Open scan qr code when tap icon in tabbar
                                 if (index == 2) {
-                                  changeTabbar.changeIndex(changeTabbar.index);
+                                  Get.to(() => ScanQRCodeSPage());
+                                  // changeTabbar.changeIndex(changeTabbar.index);
                                   // scan(context);
                                 } else {
                                   changeTabbar.changeIndex(itemsTabbar[index].index);

pubspec.lock

       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.2.1"
+  qr_code_scanner:
+    dependency: "direct main"
+    description:
+      name: qr_code_scanner
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1"
   quiver:
     dependency: transitive
     description:

pubspec.yaml

   # file_picker: ^5.2.5
   flutter_cache_manager: any
   hive: ^2.1.0
+  qr_code_scanner: ^1.0.1
 
   mime: ^1.0.3
   flutter_image_compress: ^1.1.3