move to componewnt folder

Frontend/lib/mih_packages/mzansi_wallet/components/mih_barcode_scanner.dart

@@ -0,0 +1,164 @@
+import 'dart:async';
+
+import 'package:Mzansi_Innovation_Hub/main.dart';
+import 'package:Mzansi_Innovation_Hub/mih_components/mih_inputs_and_buttons/mih_button.dart';
+import 'package:flutter/material.dart';
+import 'package:mobile_scanner/mobile_scanner.dart';
+
+class MihBarcodeScanner extends StatefulWidget {
+  final TextEditingController cardNumberController;
+  const MihBarcodeScanner({
+    super.key,
+    required this.cardNumberController,
+  });
+
+  @override
+  State<MihBarcodeScanner> createState() => _MihBarcodeScannerState();
+}
+
+class _MihBarcodeScannerState extends State<MihBarcodeScanner>
+    with WidgetsBindingObserver {
+  final MobileScannerController _scannerController = MobileScannerController(
+    detectionSpeed: DetectionSpeed.normal,
+  );
+  StreamSubscription<Object>? _subscription;
+  bool _isScannerStarting = false;
+  bool barcodeScanned = false;
+
+  void foundCode(BarcodeCapture bcode) {
+    if (mounted &&
+        barcodeScanned == false &&
+        bcode.barcodes.isNotEmpty &&
+        bcode.barcodes.first.rawValue != null) {
+      setState(() {
+        barcodeScanned = true;
+        widget.cardNumberController.text = bcode.barcodes.first.rawValue!;
+      });
+      print(bcode.barcodes.first.rawValue);
+      _scannerController.stop();
+      Navigator.of(context).pop();
+    }
+  }
+
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    if (!_scannerController.value.hasCameraPermission) {
+      return;
+    }
+    switch (state) {
+      case AppLifecycleState.detached:
+      case AppLifecycleState.hidden:
+      case AppLifecycleState.paused:
+        return;
+      case AppLifecycleState.resumed:
+        if (!_scannerController.value.isRunning && !_isScannerStarting) {
+          _isScannerStarting = true;
+          _subscription = _scannerController.barcodes.listen(foundCode);
+          unawaited(_scannerController.start().then((_) {
+            _isScannerStarting = false;
+          }));
+        }
+      case AppLifecycleState.inactive:
+        unawaited(_subscription?.cancel());
+        _subscription = null;
+        unawaited(_scannerController.stop().then((_) {
+          _isScannerStarting = false;
+        }));
+    }
+  }
+
+  @override
+  Future<void> dispose() async {
+    // TODO: implement dispose
+    WidgetsBinding.instance.removeObserver(this);
+    unawaited(_subscription?.cancel());
+    _subscription = null;
+    super.dispose();
+    await _scannerController.dispose();
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addObserver(this);
+    _subscription = _scannerController.barcodes.listen(foundCode);
+    unawaited(_scannerController.start());
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SafeArea(
+      child: Scaffold(
+        body: Stack(
+          children: [
+            MobileScanner(
+              controller: _scannerController,
+              onDetect: foundCode,
+            ),
+            Align(
+              alignment: Alignment.center,
+              child: Padding(
+                padding: const EdgeInsets.all(10.0),
+                child: Container(
+                  width: 500,
+                  height: 150,
+                  decoration: BoxDecoration(
+                    border: Border.all(
+                      width: 5,
+                      color: MzanziInnovationHub.of(context)!
+                          .theme
+                          .secondaryColor(),
+                    ),
+                  ),
+                ),
+              ),
+            ),
+            Align(
+              alignment: AlignmentDirectional.bottomCenter,
+              child: Row(
+                mainAxisAlignment: MainAxisAlignment.start,
+                children: [
+                  Padding(
+                    padding: const EdgeInsets.all(10.0),
+                    child: MIHButton(
+                      onTap: () {
+                        _scannerController.stop();
+                        Navigator.of(context).pop();
+                      },
+                      buttonText: "Cancel",
+                      buttonColor: MzanziInnovationHub.of(context)!
+                          .theme
+                          .secondaryColor(),
+                      textColor:
+                          MzanziInnovationHub.of(context)!.theme.primaryColor(),
+                    ),
+                  ),
+                  // GestureDetector(
+                  //   onTap: () {
+                  //     scannerController.stop();
+                  //     Navigator.of(context).pop();
+                  //   },
+                  //   child: const Text(
+                  //     "Cancel",
+                  //     style: TextStyle(
+                  //       fontWeight: FontWeight.bold,
+                  //       fontSize: 25,
+                  //     ),
+                  //   ),
+                  // ),
+                  // IconButton(
+                  //   onPressed: () {},
+                  //   icon: const Icon(
+                  //     Icons.flip_camera_android,
+                  //     size: 30,
+                  //   ),
+                  // ),
+                ],
+              ),
+            )
+          ],
+        ),
+      ),
+    );
+  }
+}