def logout(user_sid, pn):
user = sid_getuser(user_sid, ignore_expire=True)
if user is None:
raise Error404("user_id do not exist")
if user.pn == pn:
try:
sid_destroy(user_sid)
except KeyError:
raise Error404("user_id do not exist")
else:
raise Error409("user_sid and pn not match")
def get_customed_demand(user_sid, id):
"""
:param user_sid:
:param id:
:param page:
:return:
"""
# check user
user = sid_getuser(user_sid)
if user is None:
raise Error404("user_id do not exist")
# TODO: set the page parameter
customed_demand = ProductDemand.objects.filter(in_use=True, id=id)
return customed_demand, customed_demand.demand_photo.object.filter(
in_use=True)
def validate(self, attrs):
user = sid_getuser(attrs["user_sid"])
if user is None:
raise ValidationError({"user_sid": ["No such user"]})
if user.role == role_choice.BUYER:
seri_cls = BuyerInviteInfoSubmitSerializer
elif user.role == role_choice.SELLER:
seri_cls = SellerInviteInfoSubmitSerializer
else:
raise ValidationError({"user_sid": ["Role of user is invalid"]})
seri = seri_cls(data=attrs["invite"])
seri.is_valid(raise_exception=True)
attrs["invite"] = seri.validated_data
return attrs
def get_my_demand(user_sid, page):
"""
TODO: using user_sid to get specified page
:param user_sid:
:param page:
:return:
"""
# check user
user = sid_getuser(user_sid)
if user is None:
raise Error404("user_id do not exist")
# page_size = 3 # number of items per page
page = int(page)
# return sliced single page
if page < 1:
raise Error404('Page number must be positive int')
else:
return ProductDemand.objects.filter(
in_use=True)[(page - 1) * page_size:page * page_size]
def get_matched_demand(user_sid, id, page):
"""
TODO: DemandMatchingScore not set
:param user_sid:
:param id:
:param page:
:return:
"""
# check user
user = sid_getuser(user_sid)
if user is None:
raise Error404("user_id do not exist")
# page_size = 3 # number of items per page
page = int(page)
# TODO: match the specific id
demand = ProductDemand.objects.filter(id=id)
# return sliced single page
if page < 1:
raise Error404('Page number must be positive int')
else:
return ProductDemand.objects.filter(
in_use=True)[(page - 1) * page_size:page * page_size]