def put(self, request, pk, format=None):
toy = self.get_object(pk)
serializer = ToySerializer(toy, data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def setUp(self):
self.toy_release_date = timezone.make_aware(
datetime.now(), timezone.get_current_timezone())
self.toy1 = Toy(name='Snoopy talking action figure',
description='Snoopy speaks five languages',
release_date=self.toy_release_date,
toy_category='Action figures',
was_included_in_home=True)
self.toy1.save()
self.toy2_release_date = timezone.make_aware(
datetime.now(), timezone.get_current_timezone())
self.toy2 = Toy(name='Hawaiian Barbie',
description='Barbie loves Hawaii',
release_date=self.toy2_release_date,
toy_category='Doll',
was_included_in_home=True)
self.toy2.save()
self.serializer_for_toy1 = ToySerializer(self.toy1)
self.serializer_for_toy2 = ToySerializer(self.toy2)
self.json_string_for_new_toy = '{"name":"Clash Royale play set",' \
'"description":"6 figures from Clash Royale", ' \
'"release_date":"2017-10-09T12:10:00.776594Z",' \
'"toy_category":"Playset","was_included_in_home":false}'
# set client API
self.client = APIClient()
# initiation data for post
self.data_post = [
{
"name": "Skater ska",
"description": "Hero skater",
"release_date": self.toy1.release_date.isoformat(),
"toy_category": "Action figures",
"was_included_in_home": False
},
{
"name": "PvZ 2 puzzle",
"description": "Plants vs Zombies 2 puzzle",
"toy_category": "Puzzle",
"was_included_in_home": False,
"release_date": self.toy1.release_date.isoformat()
},
]
self.data_toy1_candidate = {
"description": "Plants vs Zombies 3 puzzle",
"name": "PvZ 3 puzzle",
"pk": 1,
"release_date": self.toy1.release_date.isoformat(),
"toy_category": "Puzzles & Games",
"was_included_in_home": False
}
def test_create_from_json(self):
json_bytes_for_new_toy = bytes(self.json_string_for_new_toy,
encoding="UTF-8")
stream_for_new_toy = BytesIO(json_bytes_for_new_toy)
parser = JSONParser()
parsed_new_toy = parser.parse(stream_for_new_toy)
new_toy_serializer = ToySerializer(data=parsed_new_toy)
if new_toy_serializer.is_valid():
toy3 = new_toy_serializer.save()
self.assertEqual(toy3.name, 'Clash Royale play set')
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return Response(status=status.HTTP_404_NOT_FOUND)
if request.method == 'GET':
toy_serializer = ToySerializer(toy)
return Response(toy_serializer.data)
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return HttpResponse(status=status.HTTP_404_NOT_FOUND)
# por get solo devuelve uno
if request.method == 'GET':
toy_serializer = ToySerializer(toy)
return JSONResponse(toy_serializer.data)
# actualizar lo mismo que post
elif request.method == 'PUT':
toy_data = JSONParser().parse(request)
toy_serializer = ToySerializer(toy, data=toy_data)
if toy_serializer.is_valid():
toy_serializer.save()
return JSONResponse(toy_serializer.data)
return JSONResponse(toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
# eliminar
elif request.method == 'DELETE':
toy.delete()
return HttpResponse(status=status.HTTP_204_NO_CONTENT)
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return HttpResponse(status=status.HTTP_404_NOT_FOUND)
# Return a single toy's data
if request.method == 'GET':
toy_serializer = ToySerializer(toy)
return JSONResponse(toy_serializer.data)
# Update toy's data
elif request.method == 'PUT':
toy_data = JSONParser().parse(request)
toy_serializer = ToySerializer(toy, data=toy_data)
if toy_serializer.is_valid():
toy_serializer.save()
return JSONResponse(toy_serializer.data)
return JSONResponse(toy_serializer.errors, \
status=status.HTTP_400_BAD_REQUEST)
# Delete toy
elif request.method == 'DELETE':
toy.delete()
return HttpResponse(status=status.HTTP_204_NO_CONTENT)
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return Response(status=status.HTTP_404_NOT_FOUND)
if request.method == 'GET':
toy_serializer = ToySerializer(toy)
return Response(toy_serializer.data, status=status.HTTP_200_OK)
elif request.method == 'PUT':
toy_serializer = ToySerializer(toy, data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data)
return Response(toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
elif request.method == 'DELETE':
toy.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
def toy_list(request):
if request.method == 'GET':
# $ http :8000/toys/
# $ curl -iX GET localhost:8000/toys/
toys = Toy.objects.all()
toys_serializer = ToySerializer(toys, many=True)
return Response(toys_serializer.data)
elif request.method == 'POST':
# $ http POST :8000/toys/ name="Sokoban" \
# description="a mobile game" \
# toy_category="Electronics" \
# was_included_in_home=false \
# release_date="2017-03-12T01:01:00.656665Z"
#
# $ curl -iX POST -H "Content-Type: application/json" -d
# '{"name":"Tomb raider","description":"a mobile game",
# "toy_category":"Electronics","was_included_in_home":"false",
# "release_date":"2016-05-25T01:01:00.652465Z"}' localhost:8000/toys/
toy_serializer = ToySerializer(data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data,
status=status.HTTP_201_CREATED)
return Response(toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def toy_list(request):
if request.method == 'GET':
toys = Toys.objects.all()
toy_serial = ToySerializer(toys, many=True)
return Response(toy_serial.data)
elif request.method == 'POST':
toy_serial = ToySerializer(data=request.data)
if toy_serial.is_valid():
toy_serial.save()
return Response(toy_serial.data, status=status.HTTP_201_CREATED)
return Response(toy_serial.errors, status=status.HTTP_400_BAD_REQUEST)
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return Response(status=status.HTTP_404_NOT_FOUND)
if request.method == 'GET':
# $ http :8000/toys/1
# $ curl -iX GET localhost:8000/toys/1
toy_serializer = ToySerializer(toy)
return Response(toy_serializer.data)
elif request.method == 'PUT':
# Basically the same as `POST` but with 'pk' to update specific one
# $ http PUT :8000/toys/4 \
# name="Sokoban" \
# description="a mobile game" \
# toy_category="Electronics" \
# was_included_in_home=false \
# release_date="2017-03-12T09:09:00.656665Z"
# curl -iX PUT -H "Content-Type: application/json"
# -d '{"name":"Tombraider","description":"a mobile game",
# "toy_category":"Electronics","was_included_in_home":"false",
# "release_date":"2016-05-25T01:01:00.652465Z"}' localhost:8000/toys/5
toy_serializer = ToySerializer(toy, data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data)
return Response(toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
elif request.method == 'DELETE':
# $ http DELETE :8000/toys/3
# $ curl -iX DELETE localhost:8000/toys/3
toy.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
elif request.method == 'PATCH':
# Use this if you just want to update a specific field.
# Test commands
# $ http PATCH :8000/toys/4 name='..'
# $ curl -iX -H "..json' -d '{"name":".."}' localhost:8000/toys/4
pass
def toy_list(request):
if request.method == 'GET':,
toys = Toy.objects.all()
toys_serializer = ToySerializer(toys, many=True)
return JSONResponse(toys_serializer.data)
elif request.method == 'POST':
toy_data = JSONParser().parse(request)
toy_serializer = ToySerializer(data=toy_data)
if toy_serializer.is_valid():
toy_serializer.save()
return JSONResponse(toy_serializer.data, status=status.HTTP_201_CREATED)
return JSONResponse(toy_serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def toy_list(request): # to show/list all the toys
if request.method == 'GET':
toys = Toy.objects.all()
toys_serializer = ToySerializer(toys, many=True)
return JSONResponse(toys_serializer.data)
elif request.method == 'POST':
toy_data = JSONParser().parse(request) # object->json
toy_serializer = ToySerializer(data=toy_data) # json-> dict-like
if toy_serializer.is_valid():
toy_serializer.save()
return JSONResponse(toy_serializer.data, \
status=status.HTTP_201_CREATED)
return JSONResponse(toy_serializer.errors, \
stratus=status.HTTP_400_BAD_REQUEST)
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return HttpResponse(status=status.HTTP_404_NOT_FOUND)
if request.method == 'GET':
toy_serializer = ToySerializer(toy)
return Response(toy_serializer.data)
elif request.method == 'PUT':
# toy_data = JSONParser().parse(request)
# toy_serializer = ToySerializer(toy, data=toy_data)
# 序列化器传入一个对象和处ID以外的其他字段数据
toy_serializer = ToySerializer(toy, data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data)
return Response(toy_serializer.errors, status=status.HTTP_400_BAD_REQUEST)
elif request.method == 'DELETE':
toy.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
def toy_list(request):
if request.method == 'GET':
toys = Toy.objects.all()
toys_serializer = ToySerializer(toys, many=True)
return Response(toys_serializer.data)
elif request.method == 'POST':
# we passed request.data as the data argument to create a new ToySerializer instance
toy_serializer = ToySerializer(data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(
toy_serializer.data,
status=status.HTTP_201_CREATED
)
return Response(
toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST
)
def toy_list(request):
if request.method == 'GET':
toys = Toy.objects.all()
toys_serializer = ToySerializer(toys, many=True)
return Response(toys_serializer.data)
elif request.method == 'POST':
# 根据请正文中包含的json数据创建新的toy。
# 解析json并保存到toy_data
# toy_data = JSONParser().parse(request)
# 创建toy_serializer实例
toy_serializer = ToySerializer(data=request.data)
# 确认toy实例是否有效，如果有效则保存
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data,
status=status.HTTP_201_CREATED)
return Response(toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return Response(status=status.HTTP_404_NOT_FOUND)
if request.method == 'GET':
toy_serializer = ToySerializer(toy)
return Response(toy_serializer.data)
elif request.method == 'PUT':
# we passed toy as the first argument and request.data as the data argument to create a
# new ToySerializer instance:
toy_serializer = ToySerializer(toy, data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data)
return Response(
toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
elif request.method == 'DELETE':
toy.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
def toy_list(request):
# metodo get
if request.method == 'GET':
# todos los datos de la base de datos
toys = Toy.objects.all()
# todos los pasas por el serializer
toys_serializer = ToySerializer(toys, many=True)
return JSONResponse(toys_serializer.data)
# metodo post es para crear
elif request.method == 'POST':
# primero paso la peticion a json
toy_data = JSONParser().parse(request)
# lo mismo
toy_serializer = ToySerializer(data=toy_data)
# verificar la validez
if toy_serializer.is_valid():
toy_serializer.save()
return JSONResponse(toy_serializer.data,
status=status.HTTP_201_CREATED)
return JSONResponse(toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
description='Barbie loves Hawaii',
release_date=toy_release_date,
toy_category='Dolls',
was_included_in_home=True)
toy2.save()
print(toy1.pk)
print(toy1.name)
print(toy1.created)
print(toy1.was_included_in_home)
print(toy2.pk)
print(toy2.name)
print(toy2.created)
print(toy2.was_included_in_home)
serializer_for_toy1 = ToySerializer(toy1)
print(serializer_for_toy1.data)
serializer_for_toy2 = ToySerializer(toy2)
print(serializer_for_toy2.data)
json_renderer = JSONRenderer()
toy1_rendered_into_json = json_renderer.render(serializer_for_toy1.data)
toy2_rendered_into_json = json_renderer.render(serializer_for_toy2.data)
print(toy1_rendered_into_json)
print(toy2_rendered_into_json)
json_string_for_new_toy = '{"name":"Clash Royale play set","description":"6 figures from Clash Royale", "release_date":"2017-10-09T12:10:00.776594Z","toy_category":"Playset","was_included_in_home":false}'
json_bytes_for_new_toy = bytes(json_string_for_new_toy, encoding="UTF-8")
stream_for_new_toy = BytesIO(json_bytes_for_new_toy)
parser = JSONParser()
toy_release_date = timezone.make_aware(datetime.now(),
timezone.get_current_timezone())
toy1 = Toy(name='Snoopy talking action figure',
description='Snoopy speaks five languages',
release_date=toy_release_date,
toy_category='Action figures',
was_included_in_home=False)
toy1.save()
toy2 = Toy(name='Hawaiian Barbie',
description='Barbie loves Hawaii',
release_date=toy_release_date,
toy_category='Dolls',
was_included_in_home=True)
toy2.save()
# right now toy1 and toy2 are toy objects
print(type(toy1))
# print(toy1.pk)
# print(toy1.name)
# print(toy1.created)
# print(toy1.was_included_in_home)
# print(toy2.pk)
# print(toy2.name)
# print(toy2.created)
# print(toy2.was_included_in_home)
# then we call serializer to serialize them
serializer_for_toy1 = ToySerializer(toy1)
print(type(serializer_for_toy1))
print(serializer_for_toy1.data)
def get(self, request, pk, format=None):
toy = self.get_object(pk)
serializer = ToySerializer(toy)
return Response(serializer.data)
def post(self, request, format=None):
serializer = ToySerializer(data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data, status=status.HTTP_201_CREATED)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def get(self, request, format=None):
toys = Toy.objects.all()
serializer = ToySerializer(toys, many=True)
return Response(serializer.data)
class DogSerializer(serializers.ModelSerializer):
toys = ToySerializer(many=True, read_only=True)
class Meta:
model = Dog
fields = '__all__'
was_included_in_home=True) toy2.save() # right now toy1 and toy2 are toy objects # print(toy1.pk) # print(toy1.name) # print(toy1.created) # print(toy1.was_included_in_home) # print(toy2.pk) # print(toy2.name) # print(toy2.created) # print(toy2.was_included_in_home) print(type(toy1)) # <class 'toys.models.Toy'> # then we call serializer to serialize them into a somewhat dict-like object serializer_for_toy1 = ToySerializer(toy1) print(type(serializer_for_toy1)) #<class 'toys.serializers.ToySerializer'> print(serializer_for_toy1.data) serializer_for_toy2 = ToySerializer(toy2) print(serializer_for_toy2.data) # turn into json json_renderer = JSONRenderer() toy1_rendered_into_json = json_renderer.render(serializer_for_toy1.data) toy2_rendered_into_json = json_renderer.render(serializer_for_toy2.data) print(toy1_rendered_into_json) print(toy2_rendered_into_json) ### # Now the other way around: deserialize
return Response(toys_serializer.data)
elif request.method == 'POST':
toy_serializer = ToySerializer(data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data,
status=status.HTTP_201_CREATED)
return Response(toy_serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
@api_view(['GET', 'PUT', 'DELETE'])
def toy_detail(request, pk):
try:
toy = Toy.objects.get(pk=pk)
except Toy.DoesNotExist:
return Response(status=status.HTTP_404_NOT_FOUND)
if request.method == 'GET':
toy_serializer = ToySerializer(toy)
return Response(toy_serializer.data)
elif request.method == 'PUT':
toy_serializer = ToySerializer(toy, data=request.data)
if toy_serializer.is_valid():
toy_serializer.save()
return Response(toy_serializer.data)
return Response(toy_serializer.errors, status=status.HTTP_400_BAD_REQUEST)
elif request.method == 'DELETE':
toy.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
