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Use corresponding serializer class for different request method in Django Rest Framework - Part 3
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# views.py | |
from rest_framework import exceptions | |
from rest_framework import generics | |
from myapp import models | |
from myapp import serializers as ser | |
class MethodSerializerView(object): | |
''' | |
Utility class for get different serializer class by method. | |
For example: | |
method_serializer_classes = { | |
('GET', ): MyModelListViewSerializer, | |
('PUT', 'PATCH'): MyModelCreateUpdateSerializer | |
} | |
''' | |
method_serializer_classes = None | |
def get_serializer_class(self): | |
assert self.method_serializer_classes is not None, ( | |
'Expected view %s should contain method_serializer_classes ' | |
'to get right serializer class.' % | |
(self.__class__.__name__, ) | |
) | |
for methods, serializer_cls in self.method_serializer_classes.items(): | |
if self.request.method in methods: | |
return serializer_cls | |
raise exceptions.MethodNotAllowed(self.request.method) | |
class UsersListCreateView(MethodSerializerView, generics.ListCreateAPIView): | |
''' | |
API: /users | |
Method: GET/POST | |
''' | |
queryset = models.User.objects.all() | |
method_serializer_classes = { | |
('GET', ): ser.UserListViewSerializer, | |
('POST'): ser.UserCreateUpdateSerializer | |
} | |
class UsersDetailView(MethodSerializerView, generics.RetrieveUpdateAPIView): | |
''' | |
API: /user/:user_uuid | |
Method: GET/PUT/PATCH | |
''' | |
queryset = models.User.objects.all() | |
method_serializer_classes = { | |
('GET', ): ser.UserListViewSerializer, | |
('PUT', 'PATCH'): ser.UserCreateUpdateSerializer | |
} |
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