feat: 批量导入解析为Json的接口添加 `title` 字段

apps/common/drf/api.py

@@ -3,7 +3,7 @@ from rest_framework_bulk import BulkModelViewSet
 
 from ..mixins.api import (
     SerializerMixin2, QuerySetMixin, ExtraFilterFieldsMixin, PaginatedResponseMixin,
-    RelationMixin, AllowBulkDestoryMixin, ParseToJsonMixin,
+    RelationMixin, AllowBulkDestoryMixin, RenderToJsonMixin,
 )
 
 
@@ -11,7 +11,7 @@ class CommonMixin(SerializerMixin2,
                   QuerySetMixin,
                   ExtraFilterFieldsMixin,
                   PaginatedResponseMixin,
-                  ParseToJsonMixin):
+                  RenderToJsonMixin):
     pass
 
 

apps/common/drf/parsers/base.py

@@ -112,11 +112,13 @@ class BaseFileParser(BaseParser):
         return data
 
     def parse(self, stream, media_type=None, parser_context=None):
-        parser_context = parser_context or {}
+        assert parser_context is not None, '`parser_context` should not be `None`'
+
+        view = parser_context['view']
+        request = view.request
 
         try:
-            view = parser_context['view']
+            meta = request.META
-            meta = view.request.META
             self.serializer_cls = view.get_serializer_class()
             self.serializer_fields = self.serializer_cls().fields
         except Exception as e:
@@ -130,6 +132,13 @@ class BaseFileParser(BaseParser):
             rows = self.generate_rows(stream_data)
             column_titles = self.get_column_titles(rows)
             field_names = self.convert_to_field_names(column_titles)
+
+            # 给 `common.mixins.api.RenderToJsonMixin` 提供，暂时只能耦合
+            column_title_field_pairs = list(zip(column_titles, field_names))
+            if not hasattr(request, 'jms_context'):
+                request.jms_context = {}
+            request.jms_context['column_title_field_pairs'] = column_title_field_pairs
+
             data = self.generate_data(field_names, rows)
             return data
         except Exception as e:

apps/common/mixins/api.py

@@ -20,7 +20,7 @@ from ..utils import lazyproperty
 
 __all__ = [
     'JSONResponseMixin', 'CommonApiMixin', 'AsyncApiMixin', 'RelationMixin',
-    'SerializerMixin2', 'QuerySetMixin', 'ExtraFilterFieldsMixin', 'ParseToJsonMixin',
+    'SerializerMixin2', 'QuerySetMixin', 'ExtraFilterFieldsMixin', 'RenderToJsonMixin',
 ]
 
 
@@ -35,10 +35,19 @@ class JSONResponseMixin(object):
 # ----------------------
 
 
-class ParseToJsonMixin:
+class RenderToJsonMixin:
     @action(methods=[POST], detail=False, url_path='render-to-json')
     def render_to_json(self, request: Request):
-        return Response(data=request.data)
+        data = {
+            'title': (),
+            'data': request.data,
+        }
+
+        jms_context = getattr(request, 'jms_context', {})
+        column_title_field_pairs = jms_context.get('column_title_field_pairs', ())
+        data['title'] = column_title_field_pairs
+
+        return Response(data=data)
 
 
 class SerializerMixin:
@@ -107,7 +116,7 @@ class PaginatedResponseMixin:
         return Response(serializer.data)
 
 
-class CommonApiMixin(SerializerMixin, ExtraFilterFieldsMixin, ParseToJsonMixin):
+class CommonApiMixin(SerializerMixin, ExtraFilterFieldsMixin, RenderToJsonMixin):
     pass