def patch(self, request, *args, **kwargs):
'''
更新单个 id kwargs.get('id')
更新多个 [{},{},{}]
:param request:
:param args:
:param kwargs:
:return:
'''
book_id = kwargs.get('id')
request_data = request.data
# 修改单个
if book_id and isinstance(request_data, dict):
ids = [book_id]
request_data = [request_data]
elif not book_id and isinstance(request_data, list):
ids = []
for i in request_data:
id = i.pop('id', None)
if id:
ids.append(id)
else:
return Response({'status': 400, "message": "id不存在"})
else:
return Response({"status": 400, "message": "格式错误"})
books_obj = []
new_data = []
for index, id in enumerate(ids):
print(index, id)
try:
book_obj = Book.objects.get(id)
print(book_obj)
books_obj.append(book_obj)
new_data.append(request_data[index])
except:
continue
serializer = BookModelSerializer(data=new_data,
instance=books_obj,
partial=True,
many=True)
serializer.is_valid(raise_exception=True)
datas = serializer.save()
return Response({
"status": 200,
"message": "成功",
"result": BookModelSerializer(datas).data
})
def post(self, request):
serializer = BookModelSerializer(data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data, status=status.HTTP_201_CREATED)
return Response({'error': serializer.errors},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
def post(self, request, *args, **kwargs):
request_data = request.data
print(request_data)
if isinstance(request_data, dict):
many = False
elif isinstance(request_data, list):
many = True
else:
return Response({"status": 400, "message": "添加失败"})
serialize = BookModelSerializer(data=request_data, many=many)
serialize.is_valid(raise_exception=True)
book = serialize.save()
return Response({
'status': 200,
"message": "添加书籍",
"result": BookModelSerializer(book, many=many).data,
})
def put(self, request, *args, **kwargs):
# 获取到修改的值
request_data = request.data
# 获取到被修改的对象
book_id = kwargs.get('id')
try:
book_obj = Book.objects.get(id=book_id)
except:
return Response({"status": 400, "message": "对象不存在"})
serializer = BookModelSerializer(data=request_data,
instance=book_obj,
partial=True)
serializer.is_valid(raise_exception=True)
book = serializer.save()
return Response({
"status": 200,
"message": "修改成功",
"result": BookModelSerializer(book).data
})
def post(self, request, *args, **kwargs):
request_data = request.data
if isinstance(request_data, dict):
many = False
elif isinstance(request_data, list):
many = True
else:
return Response({
'status': 400,
'message': '参数有误',
})
print(request_data)
serializer = BookModelSerializer(data=request_data, many=many)
serializer.is_valid(raise_exception=True)
book_obj = serializer.save()
return Response({
'status':
200,
'message':
'新增成功',
'results':
BookModelSerializer(book_obj, many=many).data
})
