haldis/app/fatmodels.py
Jan-Pieter Baert e93460743a
Fix pylint on everything
Except hlds related files because that's a mess
2022-04-19 23:20:03 +02:00

58 lines
1.5 KiB
Python

"Module used for everything related to the fat versions of models"
import typing
from hlds.definitions import location_definitions
from hlds.models import Dish, Location
from models import Order, OrderItem, User
from sqlalchemy.sql import desc, func
class FatModel:
"General class for the fat version of models"
@classmethod
def all(cls):
"Function to query all"
# pylint: disable=E1101
return cls.query.all()
@classmethod
def amount(cls):
"Function to query the amount"
# pylint: disable=E1101
return cls.query.count()
class FatLocation(Location, FatModel):
"Fat version of the Location model"
@classmethod
def all(cls):
return location_definitions
@classmethod
def amount(cls):
return len(location_definitions)
class FatOrder(Order, FatModel):
"Fat version of the Order model"
# It's hard to add the unique user constraint,
# as DISTINCT seems to apply after a GROUP BY and aggregate
# So DISTINCT ... count(user_id) ... will count all users,
# even if they get reduced by the disctinct afterwards.
@classmethod
def items_per_order(cls):
"Function to get the total of all items per order"
return (Order.query.join(OrderItem).group_by(Order.id).with_entities(
Order.id,
func.count(OrderItem.user_id).label("total")))
class FatUser(User, FatModel):
"Fat version of the User model"
class FatOrderItem(OrderItem, FatModel):
"Fat version of the OrderItem model"