from django.shortcuts import renderfrom rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from rest_framework.parsers import JSONParser
from rest_framework import mixins, generics
from rest_framework.generics import ListAPIView
from rest_framework.pagination import PageNumberPagination
from goods.models import Goods, GoodsCategory
from goods.serializer import GoodsSerializer, CategorySerializer
from rest_framework import viewsets
from django_filters.rest_framework import DjangoFilterBackendclass GoodsList(mixins.ListModelMixin, viewsets.GenericViewSet):class GoodsPagination(PageNumberPagination):page_size = 2page_size_query_param = 'pageSize'page_query_param = 'p'max_page_size = 100# queryset = Goods.objects.all()  # 不能切片后再过滤，例如：Goods.objects.all()[:10]serializer_class = GoodsSerializerpagination_class = GoodsPagination# 过滤方法1# 使用此方法，不使用queryset时，须在urls.router中指定base_name参数def get_queryset(self):queryset = Goods.objects.all() #此时并没有取出数据price_min = self.request.query_params.get('price_min',0)if price_min:queryset = queryset.filter(shop_price__gt=int(price_min))return queryset

router = DefaultRouter()
router.register('goods',GoodsList,base_name='a')

from django.shortcuts import renderfrom rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from rest_framework.parsers import JSONParser
from rest_framework import mixins, generics
from rest_framework.generics import ListAPIView
from rest_framework.pagination import PageNumberPagination
from goods.models import Goods, GoodsCategory
from goods.serializer import GoodsSerializer, CategorySerializer
from rest_framework import viewsets
from django_filters.rest_framework import DjangoFilterBackendclass GoodsList(mixins.ListModelMixin, viewsets.GenericViewSet):class GoodsPagination(PageNumberPagination):page_size = 2page_size_query_param = 'pageSize'page_query_param = 'p'max_page_size = 100queryset = Goods.objects.all()  # 不能切片后再过滤，例如：Goods.objects.all()[:10]serializer_class = GoodsSerializerpagination_class = GoodsPaginationfilter_backends = (DjangoFilterBackend,)filter_fields = ('name',) #逗号必加,缺点无法模糊查询

from django.shortcuts import renderfrom rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from rest_framework.parsers import JSONParser
from rest_framework import mixins, generics
from rest_framework.generics import ListAPIView
from rest_framework.pagination import PageNumberPagination
from goods.models import Goods, GoodsCategory
from goods.serializer import GoodsSerializer, CategorySerializer
from rest_framework import viewsets
from django_filters.rest_framework import DjangoFilterBackendimport django_filters
class GoodsFilter(django_filters.rest_framework.FilterSet):max_price = django_filters.rest_framework.NumberFilter(field_name='shop_price',lookup_expr='lte')min_price = django_filters.rest_framework.NumberFilter(field_name='shop_price',lookup_expr='gte')class Meta:model = Goodsfields  = ['min_price','max_price']class GoodsList(mixins.ListModelMixin, viewsets.GenericViewSet):class GoodsPagination(PageNumberPagination):page_size = 2page_size_query_param = 'pageSize'page_query_param = 'p'max_page_size = 100queryset = Goods.objects.all()  # 不能切片后再过滤，例如：Goods.objects.all()[:10]serializer_class = GoodsSerializerpagination_class = GoodsPaginationfilter_backends = (DjangoFilterBackend,)# filter_fields = ('name',) #逗号必加,缺点无法模糊查询filterset_class  = GoodsFilter