trackoffical_app/lib/view/qr_scan.dart

import 'package:mobile_scanner/mobile_scanner.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';

class QRScan extends StatelessWidget{
  const QRScan({super.key});

  static Future<String?> scan()async{
    final r = await Get.to(()=> const QRScan());
    if(r is String){
      return r;
    }

    return null;
  }


  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('扫描二维码')),
      body: MobileScanner(
        // fit: BoxFit.contain,
        onDetect: (capture) {
          final List<Barcode> barcodes = capture.barcodes;
          final image = capture.image;
          for (final barcode in barcodes) {
            debugPrint('Barcode found! ${barcode.rawValue}');
            if(Get.currentRoute=='/QRScan'){
              Get.back(result: barcode.rawValue);
            }

            return;
          }
        },
      ),
    );
  }
}