新功能: 添加后端代码

backend/dvadmin/system/views/file_list.py

@@ -0,0 +1,36 @@
+from rest_framework import serializers
+
+from dvadmin.system.models import FileList
+from dvadmin.utils.serializers import CustomModelSerializer
+from dvadmin.utils.viewset import CustomModelViewSet
+
+
+class FileSerializer(CustomModelSerializer):
+    url = serializers.SerializerMethodField(read_only=True)
+
+    def get_url(self, instance):
+        return 'media/' + str(instance.url)
+
+    class Meta:
+        model = FileList
+        fields = "__all__"
+
+    def create(self, validated_data):
+        validated_data['name'] = str(self.initial_data.get('file'))
+        validated_data['url'] = self.initial_data.get('file')
+        return super().create(validated_data)
+
+
+class FileViewSet(CustomModelViewSet):
+    """
+    文件管理接口
+    list:查询
+    create:新增
+    update:修改
+    retrieve:单例
+    destroy:删除
+    """
+    queryset = FileList.objects.all()
+    serializer_class = FileSerializer
+    filter_fields = ['name', ]
+    permission_classes = []