diff --git a/android/app/src/main/kotlin/com/example/pj_supermarket_cloud/MainActivity.kt b/android/app/src/main/kotlin/com/example/pj_supermarket_cloud/MainActivity.kt
index ac7a6a9..4ca4f2e 100644
--- a/android/app/src/main/kotlin/com/example/pj_supermarket_cloud/MainActivity.kt
+++ b/android/app/src/main/kotlin/com/example/pj_supermarket_cloud/MainActivity.kt
@@ -10,7 +10,7 @@ class MainActivity : FlutterActivity() {
         // 人脸识别插件
         val flutterFaceDiscernPlugin = FlutterFaceDiscernPlugin()
         flutterEngine.plugins.add(flutterFaceDiscernPlugin)
-        
-        // 箭头全局键盘插件
+
+        // 键盘全局键盘插件
     }
 }
diff --git a/lib/common/models/api/hard_api_models.dart b/lib/common/models/api/hard_api_models.dart
index 4ad059a..ddecc63 100644
--- a/lib/common/models/api/hard_api_models.dart
+++ b/lib/common/models/api/hard_api_models.dart
@@ -174,10 +174,18 @@ class ServiceQRCode {
   final String? userId;
 
   /// 订单类型
-  final String? orderType;
+  @JsonKey(
+    fromJson: JsonTool.stringToOrderType,
+    toJson: JsonTool.orderTypeToString,
+  )
+  final OrderType? orderType;
 
   /// 支付类型
-  final String? payType;
+  @JsonKey(
+    fromJson: JsonTool.stringToOrderPayType,
+    toJson: JsonTool.orderPayTypeToString,
+  )
+  final OrderPayType? payType;
 
   /// 过期时间 -1 代表没有限制
   final int? exceedTime;
diff --git a/lib/common/models/api/hard_api_models.g.dart b/lib/common/models/api/hard_api_models.g.dart
index 00e9c7e..3cd1992 100644
--- a/lib/common/models/api/hard_api_models.g.dart
+++ b/lib/common/models/api/hard_api_models.g.dart
@@ -101,8 +101,8 @@ ServiceQRCode _$ServiceQRCodeFromJson(Map<String, dynamic> json) =>
       itemId: JsonTool.intToString((json['itemId'] as num?)?.toInt()),
       typeId: JsonTool.intToString((json['typeId'] as num?)?.toInt()),
       userId: JsonTool.intToString((json['userId'] as num?)?.toInt()),
-      orderType: json['orderType'] as String?,
-      payType: json['payType'] as String?,
+      orderType: JsonTool.stringToOrderType(json['orderType'] as String?),
+      payType: JsonTool.stringToOrderPayType(json['payType'] as String?),
       exceedTime: (json['exceedTime'] as num?)?.toInt(),
       extra: json['extra'] as String?,
     );
@@ -113,8 +113,8 @@ Map<String, dynamic> _$ServiceQRCodeToJson(ServiceQRCode instance) =>
       'itemId': JsonTool.stringToInt(instance.itemId),
       'typeId': JsonTool.stringToInt(instance.typeId),
       'userId': JsonTool.stringToInt(instance.userId),
-      'orderType': instance.orderType,
-      'payType': instance.payType,
+      'orderType': JsonTool.orderTypeToString(instance.orderType),
+      'payType': JsonTool.orderPayTypeToString(instance.payType),
       'exceedTime': instance.exceedTime,
       'extra': instance.extra,
     };
diff --git a/lib/common/utils/index.dart b/lib/common/utils/index.dart
index 6c5b872..0f44e50 100644
--- a/lib/common/utils/index.dart
+++ b/lib/common/utils/index.dart
@@ -17,6 +17,7 @@ export './keyboard/keyboard_tool.dart';
 
 export './logger/logger_tool.dart';
 
+export './manage/barcode_scan_manage.dart';
 export './manage/base/serial_base.dart';
 export './manage/base/base_facility_manage.dart';
 export './manage/tool/serial_read_card_tool.dart';
diff --git a/lib/common/utils/json/json_tool.dart b/lib/common/utils/json/json_tool.dart
index 7ea6fe6..7b8d916 100644
--- a/lib/common/utils/json/json_tool.dart
+++ b/lib/common/utils/json/json_tool.dart
@@ -1,3 +1,5 @@
+import 'package:pj_supermarket_cloud/common/index.dart';
+
 abstract class JsonTool {
   static bool stringToBoolean(String value) {
     return value == '1';
@@ -27,4 +29,22 @@ abstract class JsonTool {
     if (value == null) return null;
     return dynamic as Map<String, dynamic>?;
   }
+
+  static OrderType? stringToOrderType(String? value) {
+    return OrderType.values.fromCode(value);
+  }
+
+  static String? orderTypeToString(OrderType? value) {
+    if (value == null) return null;
+    return value.toString();
+  }
+
+  static OrderPayType? stringToOrderPayType(String? value) {
+    return OrderPayType.values.fromCode(value);
+  }
+
+  static String? orderPayTypeToString(OrderPayType? value) {
+    if (value == null) return null;
+    return value.toString();
+  }
 }
diff --git a/lib/common/utils/manage/barcode_scan_manage.dart b/lib/common/utils/manage/barcode_scan_manage.dart
new file mode 100644
index 0000000..ad401db
--- /dev/null
+++ b/lib/common/utils/manage/barcode_scan_manage.dart
@@ -0,0 +1,177 @@
+import 'dart:async';
+import 'dart:convert';
+import 'package:common_utils/common_utils.dart';
+import 'package:flutter/services.dart';
+
+import 'package:pj_supermarket_cloud/common/index.dart';
+
+class BarcodeScanManage {
+  static const String _tag = "条码扫描管理";
+
+  BarcodeScanManage._privateConstructor();
+
+  static final BarcodeScanManage _instance =
+      BarcodeScanManage._privateConstructor();
+
+  static BarcodeScanManage get instance => _instance;
+
+  bool _isListening = false;
+  String _buffer = '';
+  Timer? _timer;
+  final StreamController<String> _scanController =
+      StreamController<String>.broadcast();
+
+  Stream<String> get scanStream => _scanController.stream;
+
+  // 开始监听USB读头输入
+  void startListening() {
+    if (_isListening) return;
+    _isListening = true;
+    RawKeyboard.instance.addListener(_handleKeyEvent);
+    logger.i("|$_tag|开始监听USB读头输入");
+  }
+
+  // 停止监听
+  void stopListening() {
+    if (!_isListening) return;
+    RawKeyboard.instance.removeListener(_handleKeyEvent);
+    _timer?.cancel();
+    _isListening = false;
+    logger.i("|$_tag|停止监听USB读头输入");
+  }
+
+  // 处理键盘事件
+  void _handleKeyEvent(RawKeyEvent event) {
+    if (event is! RawKeyDownEvent) return;
+    // 重置定时器
+    _timer?.cancel();
+    // 处理回车键，表示扫码结束
+    if (event.logicalKey == LogicalKeyboardKey.enter) {
+      if (_buffer.isNotEmpty) {
+        logger.i("|$_tag|扫码结果: $_buffer");
+        // 清理和验证 base64 字符串
+        final cleanedBase64 = _cleanBase64(_buffer);
+        _scanController.add(cleanedBase64);
+        _buffer = '';
+      }
+      return;
+    }
+
+    // 获取字符
+    final character = _getCharacter(event);
+    if (character != null) {
+      _buffer += character;
+      // 设置超时定时器，如果超过一定时间没有新输入，则清空缓冲区
+      _timer = Timer(Duration(milliseconds: 100), () {
+        _buffer = '';
+      });
+    }
+  }
+
+  // 清理和验证 base64 字符串
+  String _cleanBase64(String input) {
+    String cleaned = input.trim();
+    cleaned = cleaned.replaceAll(RegExp(r'[^A-Za-z0-9+/=]'), '');
+    while (cleaned.length % 4 != 0) {
+      cleaned += '=';
+    }
+    return cleaned;
+  }
+
+  // 从键盘事件中获取字符
+  String? _getCharacter(RawKeyEvent event) {
+    // 处理数字键
+    if (event.logicalKey.keyId >= LogicalKeyboardKey.digit0.keyId &&
+        event.logicalKey.keyId <= LogicalKeyboardKey.digit9.keyId) {
+      return String.fromCharCode(
+          event.logicalKey.keyId - LogicalKeyboardKey.digit0.keyId + 48);
+    }
+
+    // 处理小写字母键
+    if (event.logicalKey.keyId >= LogicalKeyboardKey.keyA.keyId &&
+        event.logicalKey.keyId <= LogicalKeyboardKey.keyZ.keyId) {
+      // 检查是否按下了Shift键，决定返回大写还是小写字母
+      final isShiftPressed = event.isShiftPressed;
+      final charCode = event.logicalKey.keyId -
+          LogicalKeyboardKey.keyA.keyId +
+          (isShiftPressed ? 65 : 97);
+      return String.fromCharCode(charCode);
+    }
+
+    // 处理其他常见字符
+    switch (event.logicalKey) {
+      case LogicalKeyboardKey.minus:
+        return event.isShiftPressed ? '_' : '-';
+      case LogicalKeyboardKey.equal:
+        return event.isShiftPressed ? '+' : '=';
+      case LogicalKeyboardKey.bracketLeft:
+        return '[';
+      case LogicalKeyboardKey.bracketRight:
+        return ']';
+      case LogicalKeyboardKey.backslash:
+        return '\\';
+      case LogicalKeyboardKey.semicolon:
+        return ';';
+      case LogicalKeyboardKey.quote:
+        return '\'';
+      case LogicalKeyboardKey.comma:
+        return ',';
+      case LogicalKeyboardKey.period:
+        return '.';
+      case LogicalKeyboardKey.slash:
+        return event.isShiftPressed ? '?' : '/';
+      case LogicalKeyboardKey.add:
+        return '+';
+      case LogicalKeyboardKey.underscore:
+        return '_';
+      default:
+        return null;
+    }
+  }
+
+  // 尝试解码 base64 字符串
+  Future<ServiceQRCode?> getCodeInfo(String base64Str) async {
+    try {
+      final cleanedBase64 = _cleanBase64(base64Str);
+      final json = EncryptUtil.decodeBase64(cleanedBase64);
+      if (ObjectUtil.isEmpty(json)) {
+        logger.e("|$_tag|二维码解析错误base64|$json|");
+        await TtsManage.speak("扫码失败请重试,base64解析错误");
+        return null;
+      }
+      final qrCode = ServiceQRCode.fromJson(jsonDecode(json));
+      if (ObjectUtil.isEmpty(qrCode)) {
+        logger.e("|$_tag|无效的二维码,json|$json|");
+        await TtsManage.speak("无效的二维码");
+        return null;
+      }
+      // 支付方式
+      if (ObjectUtil.isEmpty(qrCode.payType) ||
+          ObjectUtil.isEmpty(qrCode.orderType)) {
+        logger.e("|$_tag|无效的二维码,支付方式或者订单类型错误,json|$json|");
+        await TtsManage.speak("无效的二维码");
+        return null;
+      }
+      return qrCode;
+    } catch (e) {
+      logger.e("|$_tag|二维码解析错误: $e");
+      return null;
+    }
+  }
+
+  // 尝试解析 JSON
+  Map<String, dynamic>? parseJson(String jsonStr) {
+    try {
+      return json.decode(jsonStr) as Map<String, dynamic>;
+    } catch (e) {
+      logger.e("|$_tag|JSON解析错误: $e");
+      return null;
+    }
+  }
+
+  // 释放资源
+  void dispose() {
+    stopListening();
+    _scanController.close();
+  }
+}
diff --git a/lib/common/widgets/order/select_pay_type_dialog.dart b/lib/common/widgets/order/select_pay_type_dialog.dart
index b2817d1..79de611 100644
--- a/lib/common/widgets/order/select_pay_type_dialog.dart
+++ b/lib/common/widgets/order/select_pay_type_dialog.dart
@@ -195,25 +195,6 @@ class SelectPayTypeDialogController extends GetxController {
           }
         }
         globalQrCode = qrCode;
-        // 解析为enum 支付类型
-        if (ObjectUtil.isNotEmpty(qrCode.payType)) {
-          final OrderPayType? type =
-              OrderPayType.values.fromCode(qrCode.payType!);
-          if (ObjectUtil.isNotEmpty(type)) {
-            orderPayType.value = type!;
-          }
-        }
-        // 解析为enum 订单类型
-        if (ObjectUtil.isNotEmpty(qrCode.orderType)) {
-          final OrderType? type = OrderType.values.fromCode(qrCode.orderType!);
-          if (ObjectUtil.isNotEmpty(type)) {
-            orderType.value = type!;
-          }
-        }
-        if (orderPayType.value == null || orderType.value == null) {
-          logger.e("|$_tag|二维码识别,订单类型或者支付类型解析错误:|$str|");
-          return;
-        }
         if (!_validateQrCodeType(orderPayType.value!)) {
           logger.e("|$_tag|二维码识别,无效的二维码json:|$str|");
           Toast.error(msg: "识别错误,无效的二维码");
diff --git a/lib/pages/panel/controller.dart b/lib/pages/panel/controller.dart
index 6641bdc..3badd1c 100644
--- a/lib/pages/panel/controller.dart
+++ b/lib/pages/panel/controller.dart
@@ -1,3 +1,5 @@
+import 'dart:convert';
+
 import 'package:common_utils/common_utils.dart';
 import 'package:get/get.dart';
 
@@ -75,8 +77,9 @@ class PanelController extends GetxController {
         Get.offAndToNamed(RouteNames.login);
         break;
       case PanelType.test:
-        await TtsManage.initialize();
-        await TtsManage.speak("购买成功1");
+        // tts测试 成功
+        // await TtsManage.initialize();
+        // await TtsManage.speak("购买成功1");
         break;
       default:
         break;
diff --git a/lib/pages/take_food/controller.dart b/lib/pages/take_food/controller.dart
index a239d4e..39f33f4 100644
--- a/lib/pages/take_food/controller.dart
+++ b/lib/pages/take_food/controller.dart
@@ -95,39 +95,12 @@ class TakeFoodController extends GetxController {
   /// 开启扫码
   Future<void> startQrcode() async {
     try {
-      final isOpen = await appC.scanCodeManage.open();
-      if (!isOpen) return;
-      appC.scanCodeManage.listen<String>((str) async {
-        if (ObjectUtil.isNotEmpty(str)) {
-          str = EncryptUtil.decodeBase64(str);
-          final qrCode = ServiceQRCode.fromJson(json.decode(str));
-          if (ObjectUtil.isEmpty(qrCode)) {
-            Toast.error(msg: "识别错误,无效的二维码");
-            return;
-          }
-          globalQrCode = qrCode;
-          // 二维码支付渠道
-          if (ObjectUtil.isNotEmpty(qrCode.payType)) {
-            final OrderPayType? type = OrderPayType.values.fromCode(
-              qrCode.payType!,
-            );
-            if (ObjectUtil.isNotEmpty(type)) {
-              orderPayType = type!;
-            }
-          }
-          if (ObjectUtil.isNotEmpty(qrCode.orderType)) {
-            final OrderType? type = OrderType.values.fromCode(
-              qrCode.orderType!,
-            );
-            if (ObjectUtil.isNotEmpty(type)) {
-              orderType = type!;
-            }
-          }
-          orderId = qrCode.id;
-          await getOrderDetail();
-          await getCarList();
-          Toast.success(msg: "识别二维码成功");
-        }
+      // 监听二维码测试
+      BarcodeScanManage.instance.startListening();
+      BarcodeScanManage.instance.scanStream.listen((event) async {
+        final serviceCode = await BarcodeScanManage.instance.getCodeInfo(event);
+        if (serviceCode == null) return;
+        globalQrCode = serviceCode;
       });
     } catch (e) {
       doCancelPay();