From 886393c539233164d00184a3463a12610b884327 Mon Sep 17 00:00:00 2001
From: xinwen <coderWen@126.com>
Date: Mon, 8 Mar 2021 16:55:21 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=B7=BB=E5=8A=A0=E6=89=B9=E9=87=8F?=
 =?UTF-8?q?=E5=AF=BC=E5=85=A5=E6=97=B6=E5=B0=86=E5=85=B6=E4=BB=96=E6=A0=BC?=
 =?UTF-8?q?=E5=BC=8F(csv,=20excel)=E8=A7=A3=E6=9E=90=E4=B8=BAJson=E7=9A=84?=
 =?UTF-8?q?=E6=8E=A5=E5=8F=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 apps/common/drf/api.py          | 30 +++++++++++++-----------------
 apps/common/drf/parsers/base.py |  6 ++++--
 apps/common/mixins/api.py       | 13 +++++++++++--
 3 files changed, 28 insertions(+), 21 deletions(-)

diff --git a/apps/common/drf/api.py b/apps/common/drf/api.py
index febd4467e..6a3c3c3e2 100644
--- a/apps/common/drf/api.py
+++ b/apps/common/drf/api.py
@@ -3,39 +3,35 @@ from rest_framework_bulk import BulkModelViewSet
 
 from ..mixins.api import (
     SerializerMixin2, QuerySetMixin, ExtraFilterFieldsMixin, PaginatedResponseMixin,
-    RelationMixin, AllowBulkDestoryMixin
+    RelationMixin, AllowBulkDestoryMixin, ParseToJsonMixin,
 )
 
 
-class JmsGenericViewSet(SerializerMixin2,
-                        QuerySetMixin,
-                        ExtraFilterFieldsMixin,
-                        PaginatedResponseMixin,
+class CommonMixin(SerializerMixin2,
+                  QuerySetMixin,
+                  ExtraFilterFieldsMixin,
+                  PaginatedResponseMixin,
+                  ParseToJsonMixin):
+    pass
+
+
+class JmsGenericViewSet(CommonMixin,
                         GenericViewSet):
     pass
 
 
-class JMSModelViewSet(SerializerMixin2,
-                      QuerySetMixin,
-                      ExtraFilterFieldsMixin,
-                      PaginatedResponseMixin,
+class JMSModelViewSet(CommonMixin,
                       ModelViewSet):
     pass
 
 
-class JMSBulkModelViewSet(SerializerMixin2,
-                          QuerySetMixin,
-                          ExtraFilterFieldsMixin,
-                          PaginatedResponseMixin,
+class JMSBulkModelViewSet(CommonMixin,
                           AllowBulkDestoryMixin,
                           BulkModelViewSet):
     pass
 
 
-class JMSBulkRelationModelViewSet(SerializerMixin2,
-                                  QuerySetMixin,
-                                  ExtraFilterFieldsMixin,
-                                  PaginatedResponseMixin,
+class JMSBulkRelationModelViewSet(CommonMixin,
                                   RelationMixin,
                                   AllowBulkDestoryMixin,
                                   BulkModelViewSet):
diff --git a/apps/common/drf/parsers/base.py b/apps/common/drf/parsers/base.py
index c8619b34e..4bfde5ed3 100644
--- a/apps/common/drf/parsers/base.py
+++ b/apps/common/drf/parsers/base.py
@@ -22,6 +22,7 @@ class BaseFileParser(BaseParser):
     FILE_CONTENT_MAX_LENGTH = 1024 * 1024 * 10
 
     serializer_cls = None
+    serializer_fields = None
 
     def check_content_length(self, meta):
         content_length = int(meta.get('CONTENT_LENGTH', meta.get('HTTP_CONTENT_LENGTH', 0)))
@@ -45,7 +46,7 @@ class BaseFileParser(BaseParser):
 
     def convert_to_field_names(self, column_titles):
         fields_map = {}
-        fields = self.serializer_cls().fields
+        fields = self.serializer_fields
         fields_map.update({v.label: k for k, v in fields.items()})
         fields_map.update({k: k for k, _ in fields.items()})
         field_names = [
@@ -89,7 +90,7 @@ class BaseFileParser(BaseParser):
         构建json数据后的行数据处理
         """
         new_row_data = {}
-        serializer_fields = self.serializer_cls().fields
+        serializer_fields = self.serializer_fields
         for k, v in row_data.items():
             if isinstance(v, list) or isinstance(v, dict) or isinstance(v, str) and k.strip() and v.strip():
                 # 解决类似disk_info为字符串的'{}'的问题
@@ -117,6 +118,7 @@ class BaseFileParser(BaseParser):
             view = parser_context['view']
             meta = view.request.META
             self.serializer_cls = view.get_serializer_class()
+            self.serializer_fields = self.serializer_cls().fields
         except Exception as e:
             logger.debug(e, exc_info=True)
             raise ParseError('The resource does not support imports!')
diff --git a/apps/common/mixins/api.py b/apps/common/mixins/api.py
index 4aa10deec..8fbaf39c5 100644
--- a/apps/common/mixins/api.py
+++ b/apps/common/mixins/api.py
@@ -11,13 +11,16 @@ from django.core.cache import cache
 from django.http import JsonResponse
 from rest_framework.response import Response
 from rest_framework.settings import api_settings
+from rest_framework.decorators import action
+from rest_framework.request import Request
 
+from common.const.http import POST
 from common.drf.filters import IDSpmFilter, CustomFilter, IDInFilter
 from ..utils import lazyproperty
 
 __all__ = [
     'JSONResponseMixin', 'CommonApiMixin', 'AsyncApiMixin', 'RelationMixin',
-    'SerializerMixin2', 'QuerySetMixin', 'ExtraFilterFieldsMixin'
+    'SerializerMixin2', 'QuerySetMixin', 'ExtraFilterFieldsMixin', 'ParseToJsonMixin',
 ]
 
 
@@ -32,6 +35,12 @@ class JSONResponseMixin(object):
 # ----------------------
 
 
+class ParseToJsonMixin:
+    @action(methods=[POST], detail=False, url_path='render-to-json')
+    def render_to_json(self, request: Request):
+        return Response(data=request.data)
+
+
 class SerializerMixin:
     """ 根据用户请求动作的不同，获取不同的 `serializer_class `"""
 
@@ -98,7 +107,7 @@ class PaginatedResponseMixin:
         return Response(serializer.data)
 
 
-class CommonApiMixin(SerializerMixin, ExtraFilterFieldsMixin):
+class CommonApiMixin(SerializerMixin, ExtraFilterFieldsMixin, ParseToJsonMixin):
     pass