haldis/app/views/order.py
2020-01-27 03:52:29 +01:00

270 lines
9.7 KiB
Python

"Script to generate the order related views of Haldis"
import random
import typing
from datetime import datetime
from werkzeug.wrappers import Response
# from flask import current_app as app
from flask import (Blueprint, abort, flash, redirect, render_template, request,
session, url_for, wrappers)
from flask_login import current_user, login_required
from forms import AnonOrderItemForm, OrderForm, OrderItemForm
from models import Order, OrderItem, User, db
from notification import post_order_to_webhook
order_bp = Blueprint("order_bp", "order")
@order_bp.route("/")
def orders(form: OrderForm = None) -> str:
"Generate general order view"
if form is None and not current_user.is_anonymous():
form = OrderForm()
location_id = request.args.get("location_id")
form.location_id.default = location_id
form.process()
form.populate()
return render_template("orders.html", orders=get_orders(), form=form)
@order_bp.route("/create", methods=["POST"])
@login_required
def order_create() -> typing.Union[str, Response]:
"Generate order create view"
orderForm = OrderForm()
orderForm.populate()
if orderForm.validate_on_submit():
order = Order()
orderForm.populate_obj(order)
order.update_from_hlds()
db.session.add(order)
db.session.commit()
post_order_to_webhook(order)
return redirect(url_for("order_bp.order_from_id", order_id=order.id))
return orders(form=orderForm)
@order_bp.route("/<order_id>")
def order_from_id(order_id: int, form: OrderForm = None) -> str:
"Generate order view from id"
order = Order.query.filter(Order.id == order_id).first()
if order is None:
abort(404)
if current_user.is_anonymous() and not order.public:
flash("Please login to see this order.", "info")
abort(401)
if form is None:
form = AnonOrderItemForm() if current_user.is_anonymous() \
else OrderItemForm()
form.populate(order.location)
if order.is_closed():
form = None
total_price = sum([o.price for o in order.items])
debts = sum([o.price for o in order.items if not o.paid])
return render_template("order.html", order=order, form=form,
total_price=total_price, debts=debts)
@order_bp.route("/<order_id>/items")
def items_showcase(order_id: int) -> str:
"Generate order items view from id"
order = Order.query.filter(Order.id == order_id).first()
if order is None:
abort(404)
if current_user.is_anonymous() and not order.public:
flash("Please login to see this order.", "info")
abort(401)
total_price = sum([o.price for o in order.items])
return render_template("order_items.html", order=order, total_price=total_price)
@order_bp.route("/<order_id>/edit", methods=["GET", "POST"])
@login_required
def order_edit(order_id: int) -> typing.Union[str, Response]:
"Generate order edit view from id"
order = Order.query.filter(Order.id == order_id).first()
if current_user.id is not order.courier_id and \
not current_user.is_admin():
abort(401)
if order is None:
abort(404)
orderForm = OrderForm(obj=order)
orderForm.populate()
if orderForm.validate_on_submit():
orderForm.populate_obj(order)
order.update_from_hlds()
db.session.commit()
return redirect(url_for("order_bp.order_from_id", order_id=order.id))
return render_template("order_edit.html", form=orderForm,
order_id=order_id)
@order_bp.route("/<order_id>/create", methods=["POST"])
def order_item_create(order_id: int) -> typing.Any:
# type is 'typing.Union[str, Response]', but this errors due to
# https://github.com/python/mypy/issues/7187
"Add item to order from id"
current_order = Order.query.filter(Order.id == order_id).first()
if current_order is None:
abort(404)
if current_order.is_closed():
abort(404)
if current_user.is_anonymous() and not current_order.public:
flash("Please login to see this order.", "info")
abort(401)
form = AnonOrderItemForm() if current_user.is_anonymous() \
else OrderItemForm()
form.populate(current_order.location)
if form.validate_on_submit():
item = OrderItem()
form.populate_obj(item)
item.order_id = order_id
if not current_user.is_anonymous():
item.user_id = current_user.id
else:
session["anon_name"] = item.name
item.update_from_hlds()
db.session.add(item)
db.session.commit()
flash("Ordered %s" % (item.dish_name), "success")
return redirect(url_for("order_bp.order_from_id", order_id=order_id))
return order_from_id(order_id, form=form)
@order_bp.route("/<order_id>/<item_id>/paid", methods=["POST"])
@login_required
# pylint: disable=R1710
def item_paid(order_id: int, item_id: int) -> typing.Optional[Response]:
"Indicate payment status for an item in an order"
item = OrderItem.query.filter(OrderItem.id == item_id).first()
user_id = current_user.id
if item.order.courier_id == user_id or current_user.admin:
item.paid = True
db.session.commit()
flash("Paid %s by %s" % (item.dish_name, item.get_name()),
"success")
return redirect(url_for("order_bp.order_from_id", order_id=order_id))
abort(404)
@order_bp.route("/<order_id>/<user_name>/user_paid", methods=["POST"])
@login_required
# pylint: disable=R1710
def items_user_paid(order_id: int, user_name: str) -> typing.Optional[Response]:
"Indicate payment status for a user in an order"
user = User.query.filter(User.username == user_name).first()
items: typing.List[OrderItem] = []
if user:
items = OrderItem.query.filter(
(OrderItem.user_id == user.id) & (OrderItem.order_id == order_id)
).all()
else:
items = OrderItem.query.filter(
(OrderItem.name == user_name) & (OrderItem.order_id == order_id)
).all()
current_order = Order.query.filter(Order.id == order_id).first()
for item in items:
print(item)
if current_order.courier_id == current_user.id or current_user.admin:
for item in items:
item.paid = True
db.session.commit()
flash("Paid %d items for %s" %
(len(items), item.get_name()), "success")
return redirect(url_for("order_bp.order_from_id", order_id=order_id))
abort(404)
@order_bp.route("/<order_id>/<item_id>/delete", methods=["POST"])
# pylint: disable=R1710
def delete_item(order_id: int, item_id: int) -> typing.Any:
# type is 'typing.Optional[Response]', but this errors due to
# https://github.com/python/mypy/issues/7187
"Delete an item from an order"
item = OrderItem.query.filter(OrderItem.id == item_id).first()
user_id = None
if not current_user.is_anonymous():
print("%s tries to delete orders" % (current_user.username))
user_id = current_user.id
if item.can_delete(order_id, user_id, session.get("anon_name", "")):
dish_name = item.dish_name
db.session.delete(item)
db.session.commit()
flash("Deleted %s" % (dish_name), "success")
return redirect(url_for("order_bp.order_from_id", order_id=order_id))
abort(404)
@order_bp.route("/<order_id>/volunteer", methods=["POST"])
@login_required
def volunteer(order_id: int) -> Response:
"Add a volunteer to an order"
order = Order.query.filter(Order.id == order_id).first()
if order is None:
abort(404)
if order.courier_id is None or order.courier_id == 0:
order.courier_id = current_user.id
db.session.commit()
flash("Thank you for volunteering!")
else:
flash("Volunteering not possible!")
return redirect(url_for("order_bp.order_from_id", order_id=order_id))
@order_bp.route("/<order_id>/close", methods=["POST"])
@login_required
def close_order(order_id: int) -> typing.Optional[Response]:
"Close an order"
order = Order.query.filter(Order.id == order_id).first()
if order is None:
abort(404)
if (current_user.id == order.courier_id or current_user.is_admin()) and not order.is_closed():
order.stoptime = datetime.now()
if order.courier_id == 0 or order.courier_id is None:
courier = select_user(order.items)
print(courier)
if courier is not None:
order.courier_id = courier.id
db.session.commit()
return redirect(url_for("order_bp.order_from_id", order_id=order_id))
# The line below is to make sure mypy doesn't say
# "Missing return statement"
# https://github.com/python/mypy/issues/4223
return None
def select_user(items) -> typing.Optional[User]:
"Select a random user from those who are signed up for the order"
user = None
# remove non users
items = [i for i in items if i.user_id]
if not items:
return None
while user is None:
item = random.choice(items)
user = item.user
if user:
if random.randint(user.bias, 100) < 80:
user = None
return user
def get_orders(expression=None) -> typing.List[Order]:
"Give the list of all currently open and public Orders"
order_list: typing.List[OrderForm] = []
if expression is None:
expression = (datetime.now() > Order.starttime) & (
Order.stoptime > datetime.now()
# pylint: disable=C0121
) | (Order.stoptime == None)
if not current_user.is_anonymous():
order_list = Order.query.filter(expression).all()
else:
order_list = Order.query.filter(
# pylint: disable=C0121
(expression & (Order.public == True))).all()
return order_list