haldis/app/models/order.py

102 lines
3.3 KiB
Python

"Script for everything Order related in the database"
import typing
from datetime import datetime
from utils import first
from hlds.definitions import location_definitions
from .database import db
from .user import User
class Order(db.Model):
"Class used for configuring the Order model in the database"
id = db.Column(db.Integer, primary_key=True)
courier_id = db.Column(db.Integer, nullable=True)
location_id = db.Column(db.String(64))
location_name = db.Column(db.String(128))
starttime = db.Column(db.DateTime)
stoptime = db.Column(db.DateTime)
public = db.Column(db.Boolean, default=True)
items = db.relationship("OrderItem", backref="order", lazy="dynamic")
def __getattr__(self, name):
if name == "location":
return first(
filter(lambda l: l.id == self.location_id, location_definitions)
)
raise AttributeError()
def __repr__(self) -> str:
# pylint: disable=R1705
if self.location:
return "Order %d @ %s" % (self.id, self.location.name or "None")
else:
return "Order %d" % (self.id)
def update_from_hlds(self) -> None:
"""
Update the location name from the HLDS definition.
User should commit after running this to make the change persistent.
"""
assert (
self.location_id
), "location_id must be configured before updating from HLDS"
self.location_name = self.location.name
def for_user(self, anon=None, user=None) -> typing.List:
return list(
filter(
(lambda i: i.user == user)
if user is not None
else (lambda i: i.user_name == anon),
self.items
)
)
def group_by_user(self) -> typing.List[typing.Tuple[str, typing.List]]:
"Group items of an Order by user"
group: typing.Dict[str, typing.List] = dict()
for item in self.items:
if item.for_name not in group:
group[item.for_name] = []
group[item.for_name].append(item)
for _user_name, order_items in group.items():
order_items.sort(key=lambda order_item: order_item.comment or "")
return list(sorted(group.items()))
def group_by_dish(self) -> typing.List[typing.Tuple[str, typing.List]]:
"Group items of an Order by dish"
group: typing.Dict[str, typing.List] = dict()
for item in self.items:
if item.dish_name not in group:
group[item.dish_name] = []
group[item.dish_name].append(item)
for _dish_name, order_items in group.items():
order_items.sort(key=lambda order_item: (
(order_item.comment or " No comment") +
(order_item.for_name)
))
return list(sorted(group.items()))
def is_closed(self) -> bool:
return self.stoptime and datetime.now() > self.stoptime
def can_close(self, user_id: int) -> bool:
"Check if a user can close the Order"
if self.stoptime and self.stoptime < datetime.now():
return False
user = None
if user_id:
user = User.query.filter_by(id=user_id).first()
if self.courier_id == user_id or (user and user.is_admin()):
return True
return False