def validate(self, data):
"""
Check that start is before finish.
"""
room = Room()
room_value = room.get_value_by_id(
data.get('room'),
nested_id=data.get('hotel', {}).get("public_id")
)
if not room_value:
raise serializers.ValidationError(
{
'room': "room don't not exists"
}
)
filter_rate = Rate.objects.filter(
inventory__date=data.get('date'),
room__public_id=data.get('room')
)
if filter_rate.exists():
raise serializers.ValidationError(
{
'date': (
'It already exists in the inventory in the room '
'on this date'
)
}
)
data['room'] = room_value
return data
def get_object(self):
"""
Returns the object the view is displaying.
You may want to override this if you need to provide non-standard
queryset lookups. Eg if objects are referenced using multiple
keyword arguments in the url conf.
"""
hotel_id = self.kwargs.get('public_id')
self.valid_hotel(hotel_id)
room = Room()
room_value = room.get_value_by_id(
self.kwargs.get('room_id'),
nested_id=hotel_id
)
if not room_value:
self.base_value_not_found('room')
return room_value
