feat: red flush

api_v1/views/business/payment/views.py

@@ -20,6 +20,7 @@ class PaymentOrderSerializer(serializers.ModelSerializer):
             'id', 'supplier', 'supplier_name', 'bank_account', 'bank_account_name',
             'payment_date', 'amount', 'discount_amount', 'settlement_amount',
             'operator', 'operator_name', 'status', 'is_external_source', 'external_source_id',
+            'is_red_flushed', 'red_flush_id', 'red_flushed_at',
             'remarks', 'markup', 'created_at', 'updated_at',
         ]
         read_only_fields = [
@@ -31,6 +32,9 @@ class PaymentOrderSerializer(serializers.ModelSerializer):
             'status',
             'is_external_source',
             'external_source_id',
+            'is_red_flushed',
+            'red_flush_id',
+            'red_flushed_at',
             'created_at',
             'updated_at',
         ]
@@ -164,3 +168,42 @@ class PaymentOrderReviewView(StockChangeViewMixin, views.APIView):
         )
         return Response(PaymentOrderSerializer(refreshed).data, status=status.HTTP_200_OK)
 
+
+class PaymentOrderRedFlushSerializer(serializers.Serializer):
+    reason = serializers.CharField(required=True, allow_blank=False, trim_whitespace=True)
+
+
+class PaymentOrderRedFlushView(StockChangeViewMixin, views.APIView):
+    permission_classes = [IsAuthenticated]
+
+    def post(self, request, pk: int):
+        if not self.check_employee_permission(request):
+            return self.permission_error_response('无权限访问')
+
+        merchant = request.user.employee.merchant
+        try:
+            payment_order = (
+                business_models.PaymentOrder.objects.select_related('supplier', 'operator', 'bank_account')
+                .get(id=pk, merchant=merchant)
+            )
+        except business_models.PaymentOrder.DoesNotExist:
+            return self.not_found_response('付款单不存在')
+
+        serializer = PaymentOrderRedFlushSerializer(data=request.data or {})
+        serializer.is_valid(raise_exception=True)
+
+        try:
+            red_flushed_order = business_services.red_flush_payment_order(
+                merchant=merchant,
+                payment_order=payment_order,
+                red_flushed_by=request.user,
+                reason=serializer.validated_data['reason'],
+            )
+        except ValueError as exc:
+            return Response({'error': str(exc)}, status=status.HTTP_400_BAD_REQUEST)
+
+        refreshed = (
+            business_models.PaymentOrder.objects.select_related('supplier', 'operator', 'bank_account')
+            .get(id=red_flushed_order.id)
+        )
+        return Response(PaymentOrderSerializer(refreshed).data, status=status.HTTP_200_OK)