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Django REST framework+Vue 打造生鲜超市(八)

2018-04-15 09:11 806 查看

九、个人中心功能开发

9.1.drf的api文档自动生成和

(1) url

#drf文档,title自定义
path('docs',include_docs_urls(title='仙剑奇侠传')),


访问:http://127.0.0.1:8000/docs 就可以自动生成

# user_operaton/views.py

from rest_framework import viewsets
from rest_framework import mixins
from .models import UserFav
from .serializers import UserFavSerializer,UserFavDetailSerializer
from rest_framework.permissions import IsAuthenticated
from utils.permissions import IsOwnerOrReadOnly
from rest_framework_jwt.authentication import JSONWebTokenAuthentication
from rest_framework.authentication import SessionAuthentication

class UserFavViewset(viewsets.GenericViewSet, mixins.ListModelMixin, mixins.CreateModelMixin, mixins.DestroyModelMixin):
'''
用户收藏
'''
#permission是用来做权限判断的
# IsAuthenticated:必须登录用户;IsOwnerOrReadOnly:必须是当前登录的用户
permission_classes = (IsAuthenticated,IsOwnerOrReadOnly)
#auth使用来做用户认证的
authentication_classes = (JSONWebTokenAuthentication,SessionAuthentication)
#搜索的字段
lookup_field = 'goods_id'

#动态选择serializer
def get_serializer_class(self):
if self.action == "list":
return UserFavDetailSerializer
elif self.action == "create":
return UserFavSerializer
return UserFavSerializer

def get_queryset(self):
#只能查看当前登录用户的收藏,不会获取所有用户的收藏
return UserFav.objects.filter(user=self.request.user)


serializer.py
在会员中心可以看到已收藏的商品以及详细信息,点删除,可以删除对应的商品



9.4.用户留言功能

(1)user_operation/serializers.py

class LeavingMessageSerializer(serializers.ModelSerializer):
'''
用户留言
'''
# 获取当前登录的用户
user = serializers.HiddenField(
default=serializers.CurrentUserDefault()
)
#read_only:只返回,post时候可以不用提交,format:格式化输出
add_time = serializers.DateTimeField(read_only=True, format='%Y-%m-%d %H:%M')
class Meta:
model = UserLeavingMessage
fields = ("user", "message_type", "subject", "message", "file", "id" ,"add_time")


(2)user_operation/views.py

class LeavingMessageViewset(mixins.ListModelMixin, mixins.DestroyModelMixin, mixins.CreateModelMixin,
viewsets.GenericViewSet):
"""
list:
获取用户留言
create:
添加留言
delete:
删除留言功能
"""

permission_classes = (IsAuthenticated, IsOwnerOrReadOnly)
authentication_classes = (JSONWebTokenAuthentication, SessionAuthentication)
serializer_class = LeavingMessageSerializer

# 只能看到自己的留言
def get_queryset(self):
return UserLeavingMessage.objects.filter(user=self.request.user)


(3)配置url

# 配置用户留言的url
router.register(r'messages', LeavingMessageViewset, base_name="messages")


可以获取、删除留言等功能



9.5.用户收获地址

(1)user_operation/serializers.py

class AddressSerializer(serializers.ModelSerializer):
user = serializers.HiddenField(
default=serializers.CurrentUserDefault()
)
add_time = serializers.DateTimeField(read_only=True, format='%Y-%m-%d %H:%M')

class Meta:
model = UserAddress
fields = ("id", "user", "province", "city", "district", "address", "signer_name", "add_time", "signer_mobile")


(2)user_operation/views.py

如果要实现增删改查功能,只要继承ModelViewSet就可以了

class AddressViewset(viewsets.ModelViewSet):
"""
收货地址管理
list:
获取收货地址
create:
添加收货地址
update:
更新收货地址
delete:
删除收货地址
"""
permission_classes = (IsAuthenticated, IsOwnerOrReadOnly)
authentication_classes = (JSONWebTokenAuthentication, SessionAuthentication)
serializer_class = AddressSerializer

def get_queryset(self):
return UserAddress.objects.filter(user=self.request.user)


(3)配置url

# 配置收货地址
router.register(r'address',AddressViewset , base_name="address")


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