目前我在 drf 上使用 LimitOffsetPagination,并使用 drf-yasg 记录 API。
我写了一个这样的 View :
class MyViewSet(GenericViewSet):
@action(detail=False, methods=['get'])
def submodel1(self, request):
queryset = SubModel1.objects.filter(user=request.user)
queryset = self.paginate_queryset(queryset.all())
serializer = SubModel1Serializer(queryset, many=True)
return self.get_paginated_response(serializer.data)
@action(detail=False, methods=['get'])
def submodel2(self, request):
queryset = SubModel2.objects.filter(user=request.user)
queryset = self.paginate_queryset(queryset.all())
serializer = SubModel2Serializer(queryset, many=True)
return self.get_paginated_response(serializer.data)
现在我想使用 swagger_auto_schema
来记录它。
我想知道是否有一种方法可以在这些操作 View 上自动生成/添加分页响应架构和参数。
如果我在 swagger_auto_schema(responses={...})
上使用 SubModel1Serializer(many=True)
,则响应架构将仅显示为 SubModel1s(或 2s),没有诸如上一个、下一个、项目之类的字段。
谢谢。
最佳答案
我们需要创建一个分页器检查器类并在 paginator_inspectors
下提供它swagger_auto_schema
的参数或者可以将该分页器类添加到 DEFAULT_PAGINATOR_INSPECTORS
下的全局设置中在SWAGGER_SETTINGS
。我自己创建了一个分页器类,将在此处提供作为示例。我遵循 LimitOffsetPagination。
from drf_yasg.inspectors import PaginatorInspector
from drf_yasg import openapi
class LimitOffsetPaginatorInspectorClass(PaginatorInspector):
def get_paginated_response(self, paginator, response_schema):
"""
:param BasePagination paginator: the paginator
:param openapi.Schema response_schema: the response schema that must be paged.
:rtype: openapi.Schema
"""
return openapi.Schema(
type=openapi.TYPE_OBJECT,
properties=OrderedDict((
('count', openapi.Schema(type=openapi.TYPE_INTEGER)),
('next', openapi.Schema(
type=openapi.TYPE_OBJECT,
properties=OrderedDict((
('offset', openapi.Schema(type=openapi.TYPE_INTEGER)),
('limit', openapi.Schema(type=openapi.TYPE_INTEGER))
))
)),
('results', response_schema),
)),
required=['results']
)
def get_paginator_parameters(self, paginator):
"""
Get the pagination parameters for a single paginator **instance**.
Should return :data:`.NotHandled` if this inspector does not know how to handle the given `paginator`.
:param BasePagination paginator: the paginator
:rtype: list[openapi.Parameter]
"""
return [
openapi.Parameter('offset', openapi.IN_QUERY, "Offset for Pagination", False, None, openapi.TYPE_INTEGER),
openapi.Parameter('limit', openapi.IN_QUERY, "Page Size", False, None, openapi.TYPE_INTEGER)
]```
关于django-rest-framework - 如何基于序列化器获取分页响应模式(drf-yasg),我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/61410182/