fix: business.object_id maybe null, missing parameters when plate-Order cloned

api_v1/views/printing/serializers.py

@@ -1,7 +1,9 @@
 """
 Printing API 序列化器
 """
+import json
 from rest_framework import serializers
+from rest_framework.fields import empty
 
 from api_v1.models import UploadedFile
 from api_v1.utils.media import build_public_media_url
@@ -52,8 +54,6 @@ def _build_plate_image_payload(items, request_user):
         return []
 
     queryset = UploadedFile.objects.filter(id__in=file_ids, is_deleted=False)
-    if request_user and request_user.is_authenticated:
-        queryset = queryset.filter(owner=request_user)
 
     files_map = {file.id: file for file in queryset}
     missing = [str(fid) for fid in file_ids if fid not in files_map]
@@ -76,6 +76,48 @@ def _build_plate_image_payload(items, request_user):
     return payload
 
 
+class PlateImageInputListSerializer(serializers.ListSerializer):
+    """
+    兼容 plate_image 的多种入参形态（尤其是 multipart/form-data 场景）：
+    - JSON：直接传 array
+    - multipart：常见会把数组作为 JSON 字符串传入（例如 '[{"file_id": 1}]'）
+    """
+
+    def to_internal_value(self, data):
+        # allow_null=True 时，None 会先到这里
+        if data is None:
+            return []
+
+        # multipart/form-data 下，前端常把数组序列化成字符串
+        if isinstance(data, str):
+            raw = data.strip()
+            if not raw:
+                return []
+            try:
+                data = json.loads(raw)
+            except json.JSONDecodeError:
+                raise serializers.ValidationError('plate_image 必须是 JSON 数组或可解析为数组的 JSON 字符串')
+
+        # 兼容单个对象
+        if isinstance(data, dict):
+            data = [data]
+
+        return super().to_internal_value(data)
+
+    def get_value(self, dictionary):
+        """
+        DRF 在 multipart/form-data 下会优先用“HTML list”解析（期望 plate_image[0][file_id] 这类键）。
+        但前端常见做法是直接传一个字段 plate_image='[{"file_id":1}]'（JSON 字符串）。
+        这里做一次兜底：若 HTML list 未解析到值，则回退读取原始键值。
+        """
+        value = super().get_value(dictionary)
+        if value is empty and hasattr(dictionary, 'get'):
+            raw = dictionary.get(self.field_name, empty)
+            if raw is not empty:
+                return raw
+        return value
+
+
 class PlateImageInputSerializer(serializers.Serializer):
     file_id = serializers.IntegerField(min_value=1, help_text='上传文件的 ID')
     name = serializers.CharField(
@@ -85,6 +127,9 @@ class PlateImageInputSerializer(serializers.Serializer):
         help_text='可选的图片名称，默认使用文件原始名称'
     )
 
+    class Meta:
+        list_serializer_class = PlateImageInputListSerializer
+
 
 class PrintingOrderListSerializer(serializers.ModelSerializer):
     """印染订单列表序列化器"""
@@ -374,6 +419,7 @@ class PlateOrderListSerializer(PlateOrderDesignCodeMixin, serializers.ModelSeria
     salesperson_name = serializers.CharField(source="salesperson.name", read_only=True)
     merchandiser_name = serializers.CharField(source="merchandiser.name", read_only=True)
     designer_name = serializers.CharField(source="designer.name", read_only=True)
+    created_by = serializers.IntegerField(source='created_by_id', read_only=True)
     status = serializers.CharField(read_only=True)
     progress_percentage = serializers.IntegerField(read_only=True)
     process_name = serializers.SerializerMethodField()
@@ -401,6 +447,7 @@ class PlateOrderListSerializer(PlateOrderDesignCodeMixin, serializers.ModelSeria
             'process', 'process_name',
             'status', 'status_id', 'is_completed', 'has_started', 'last_completed_state',
             'progress_percentage', 'business_object_id', 'content_type_id',
+            'created_by',
             'created_at', 'updated_at'
         ]
         read_only_fields = [
@@ -443,6 +490,7 @@ class PlateOrderDetailSerializer(PlateOrderDesignCodeMixin, serializers.ModelSer
     salesperson_name = serializers.CharField(source="salesperson.name", read_only=True)
     merchandiser_name = serializers.CharField(source="merchandiser.name", read_only=True)
     designer_name = serializers.CharField(source="designer.name", read_only=True)
+    created_by = serializers.IntegerField(source='created_by_id', read_only=True)
     status = serializers.CharField(read_only=True)
     status_id = serializers.IntegerField(read_only=True)
     is_completed = serializers.BooleanField(read_only=True)
@@ -472,6 +520,7 @@ class PlateOrderDetailSerializer(PlateOrderDesignCodeMixin, serializers.ModelSer
             'process', 'process_name',
             'status', 'status_id', 'is_completed', 'has_started',
             'progress_percentage', 'business_object_id', 'last_completed_state',
+            'created_by',
             'created_at', 'updated_at'
         ]
         read_only_fields = [
@@ -508,6 +557,7 @@ class PlateOrderCreateUpdateSerializer(serializers.ModelSerializer):
         allow_null=True,
         help_text="开版图片列表，需提供已上传的 file_id，可选 name 字段"
     )
+    created_by = serializers.IntegerField(source='created_by_id', read_only=True)
 
     class Meta:
         model = models.PlateOrder
@@ -523,9 +573,10 @@ class PlateOrderCreateUpdateSerializer(serializers.ModelSerializer):
             "sample_meter", "required_sample_meters",
             "required_completion_date", "completion_date",
             "approval_result", "is_ordered", "customer_feedback",
-            "process"
+            "process",
+            "created_by",
         ]
-        read_only_fields = ["id"]
+        read_only_fields = ["id", "created_by"]
 
     def validate_plate_image(self, value):
         return value or []