first commit

lib/controller/login/login_controller.dart

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+import 'dart:convert';
+
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_itis4you_with_jde_user_login_app/pages/main/main_view.dart';
+import 'package:get/get.dart';
+
+import '../../utils/constants.dart';
+
+class LoginController extends GetConnect {
+  //check diverse
+  final isLoading = true.obs;
+  final loginUserNameController = TextEditingController();
+  final loginUserPasswortController = TextEditingController();
+  var _listUsers = [];
+  final isPermitted = false.obs;
+
+  @override
+  void onInit() {
+    _getListUsers();
+    loginUserNameController.text = 'Seiringer Josef';
+    loginUserPasswortController.text = '1234';
+    super.onInit();
+  }
+
+  @override
+  void onReady() {}
+
+  @override
+  void onClose() {
+    loginUserNameController.dispose();
+    loginUserPasswortController.dispose();
+  }
+
+  Future<void> _getListUsers() async {
+    isLoading(false);
+
+    final response =
+        await rootBundle.loadString('lib/markup/login/login_markup.json');
+
+    if (response.isNotEmpty) {
+      String jsonString = response;
+      print(jsonString);
+      //clear all Caracter returns and spaces from jsonString to resultData
+      var decodeResult = json.decode(jsonString);
+      _listUsers = decodeResult['users'] as List<dynamic>;
+      isLoading(true);
+    }
+  }
+
+  void logInUser() {
+    isPermitted(false);
+    if (loginUserNameController.text == '' ||
+        loginUserPasswortController.text == '') {
+      kDisplaySnackBarRed('Es fehlen Eingaben bei den Anmelde Daten!');
+      isLoading(false);
+    } else {
+      kLoginUser = loginUserNameController.text;
+      kLoginPassword = loginUserPasswortController.text;
+      if (_listUsers.isNotEmpty) {
+        for (var mapItem in _listUsers) {
+          String user = mapItem['username'];
+          String pass = mapItem['password'];
+          if (user == kLoginUser && pass == kLoginPassword) {
+            isPermitted(true);
+          } 
+          print(mapItem);
+          Get.offAllNamed(MainPage.namedRoute);
+        }
+      }
+      print(isPermitted.value);
+    }
+  }
+}

lib/controller/main/main_controller.dart

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+
+import 'package:get/get.dart';
+import 'package:intl/date_symbol_data_local.dart';
+import 'package:mobile_scanner/mobile_scanner.dart';
+
+import '../../pages/login/login_view.dart';
+
+class MainController extends GetxController {
+
+  final qrText = ''.obs;
+  MobileScannerController scannerController = MobileScannerController();
+
+
+  @override
+  void onInit() {
+    _initializeDateFormatting();
+    super.onInit();
+  }
+
+  @override
+  void onReady() {
+    stopScanning();
+    super.onReady();
+  }
+
+  void _initializeDateFormatting() async {
+    await initializeDateFormatting('de_DE', null);
+  }
+
+  void startScanning() {
+    scannerController.start();
+  }
+  void stopScanning() {
+    scannerController.stop();
+  }
+  
+ void onDetect(Barcode barcode, args) {
+    final String code = barcode.rawValue ?? 'Unknown';
+    qrText.value = code;
+    stopScanning();
+  }
+
+  @override
+  void onClose() {
+   scannerController.dispose();
+  }
+
+  void goToLoginPage() {
+    Get.offAllNamed(LoginPage.namedRoute);
+  }
+}