feat: 抢单失败返回 fail_type，供前端跳转会员/押金页

orders/views/dashou.py

@@ -509,7 +509,11 @@ class QiangdanView(APIView):
 
         dingdan_id = str(dingdan_id).strip()
         if dingdan_id.upper().startswith('JD'):
-            return Response({'code': 400, 'msg': '您没充值会员或保证金不可接单'})
+            return Response({
+                'code': 400,
+                'msg': '您没充值会员或保证金不可接单',
+                'fail_type': 'huiyuan',
+            })
 
         try:
             with transaction.atomic():
@@ -545,7 +549,18 @@ class QiangdanView(APIView):
 
                 validation_result = self._validate_order_requirements(order, dashou_profile, request.user.UserUID)
                 if not validation_result['success']:
-                    return Response({'code': 400, 'msg': validation_result['message']})
+                    payload = {
+                        'code': 400,
+                        'msg': validation_result['message'],
+                    }
+                    # 结构化失败类型，供前端跳转会员/押金页（不影响旧客户端）
+                    if validation_result.get('fail_type'):
+                        payload['fail_type'] = validation_result['fail_type']
+                    if validation_result.get('huiyuan_id') is not None:
+                        payload['huiyuan_id'] = validation_result['huiyuan_id']
+                    if validation_result.get('required_yajin') is not None:
+                        payload['required_yajin'] = validation_result['required_yajin']
+                    return Response(payload)
                 self._execute_qiangdan(order, dashou_profile, request.user.UserUID)
 
             # 建聊必须在事务提交后：GoEasy HTTP 不可放在行锁事务里，失败也不回滚抢单
@@ -630,6 +645,7 @@ class QiangdanView(APIView):
         from jituan.services.huiyuan_bundle import (
             user_has_huiyuan_access_any,
             resolve_order_membership_ids,
+            normalize_huiyuan_id,
         )
         from jituan.services.club_context import resolve_effective_club_id
 
@@ -646,13 +662,36 @@ class QiangdanView(APIView):
         required_ids = resolve_order_membership_ids(order_dict)
         if user_has_huiyuan_access_any(dashou_yonghuid, required_ids, club_id=club_id):
             return {'success': True, 'message': '会员验证通过'}
-        return {'success': False, 'message': '未开通对应会员或会员已过期，无法抢此订单'}
+        primary = ''
+        if required_ids:
+            primary = normalize_huiyuan_id(required_ids[0]) or str(required_ids[0])
+        elif order.MembershipID:
+            primary = normalize_huiyuan_id(order.MembershipID) or str(order.MembershipID)
+        return {
+            'success': False,
+            'message': '未开通对应会员或会员已过期，无法抢此订单',
+            'fail_type': 'huiyuan',
+            'huiyuan_id': primary,
+        }
 
     def _validate_yajin_requirement(self, order, dashou_profile):
         yajin_required = order.CommissionReq or 0
         dashou_yajin = dashou_profile.yajin or 0
-        if dashou_yajin < yajin_required:
-            return {'success': False, 'message': f'押金不足，需要{yajin_required}元，当前有{dashou_yajin}元'}
+        try:
+            need = float(yajin_required)
+        except (TypeError, ValueError):
+            need = 0.0
+        try:
+            have = float(dashou_yajin)
+        except (TypeError, ValueError):
+            have = 0.0
+        if have < need:
+            return {
+                'success': False,
+                'message': f'押金不足，需要{need}元，当前有{have}元',
+                'fail_type': 'yajin',
+                'required_yajin': need,
+            }
         return {'success': True, 'message': '押金验证通过'}
 
     def _execute_qiangdan(self, order, dashou_profile, dashou_yonghuid):