fix: printing api problem

api_v1/views/printing/serializers.py

@@ -2,6 +2,7 @@
 Printing API 序列化器
 """
 import json
+from django.core.exceptions import ObjectDoesNotExist
 from rest_framework import serializers
 from rest_framework.fields import empty
 
@@ -149,8 +150,8 @@ class PlateImageInputSerializer(serializers.Serializer):
 
 class PrintingOrderListSerializer(serializers.ModelSerializer):
     """印染订单列表序列化器"""
-    customer_name = serializers.CharField(source='customer.name', read_only=True)
-    customer_phone = serializers.CharField(source='customer.mobile', read_only=True)
+    customer_name = serializers.SerializerMethodField()
+    customer_phone = serializers.SerializerMethodField()
     process_name = serializers.CharField(source='process.name', read_only=True)
     progress = serializers.IntegerField(read_only=True)
     jobs_status_summary = serializers.SerializerMethodField()
@@ -177,6 +178,24 @@ class PrintingOrderListSerializer(serializers.ModelSerializer):
         ]
         read_only_fields = ['id', 'human_id', 'created_at', 'updated_at', 'progress', 'print_count', 'merchant_id']
 
+    def get_customer_name(self, obj):
+        if hasattr(obj, 'customer_name'):
+            return obj.customer_name
+        try:
+            customer = getattr(obj, 'customer', None)
+        except ObjectDoesNotExist:
+            return None
+        return getattr(customer, 'name', None)
+
+    def get_customer_phone(self, obj):
+        if hasattr(obj, 'customer_phone'):
+            return obj.customer_phone
+        try:
+            customer = getattr(obj, 'customer', None)
+        except ObjectDoesNotExist:
+            return None
+        return getattr(customer, 'mobile', None)
+
     def get_jobs_status_summary(self, obj):
         """
         返回订单下所有 PrintingJob 按当前状态分组的数量汇总