haldis/app/forms.py

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"Script for everything form related in Haldis"
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from datetime import datetime, timedelta
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from flask import session
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from flask_login import current_user
from flask_wtf import FlaskForm as Form
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from wtforms import (DateTimeField, SelectField, StringField, SubmitField,
validators)
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from models import Location, User
from utils import euro_string
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class OrderForm(Form):
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"Class which defines the form for a new Order"
# pylint: disable=R0903
courier_id = SelectField("Courier", coerce=int)
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location_id = SelectField(
"Location", coerce=int, validators=[validators.required()]
)
starttime = DateTimeField(
"Starttime", default=datetime.now, format="%d-%m-%Y %H:%M"
)
stoptime = DateTimeField("Stoptime", format="%d-%m-%Y %H:%M")
submit_button = SubmitField("Submit")
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def populate(self) -> None:
"Fill in the options for courier for an Order"
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if current_user.is_admin():
self.courier_id.choices = [(0, None)] + [
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(u.id, u.username) for u in User.query.order_by("username")
]
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else:
self.courier_id.choices = [
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(0, None),
(current_user.id, current_user.username),
]
self.location_id.choices = [
(l.id, l.name) for l in Location.query.order_by("name")
]
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if self.stoptime.data is None:
self.stoptime.data = datetime.now() + timedelta(hours=1)
class OrderItemForm(Form):
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"Class which defines the form for a new Item in an Order"
# pylint: disable=R0903
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product_id = SelectField("Item", coerce=int)
extra = StringField("Extra")
submit_button = SubmitField("Submit")
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def populate(self, location: Location) -> None:
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"Fill in all the product options from the location"
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self.product_id.choices = [
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(i.id, (i.name + ": " + euro_string(i.price)))
for i in location.products
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]
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class AnonOrderItemForm(OrderItemForm):
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"""
Class which defines the form for a new Item in an Order
For Users who aren't logged in
"""
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name = StringField("Name", validators=[validators.required()])
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def populate(self, location: Location) -> None:
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"""
Fill in all the product options from the location and
the name of the anon user
"""
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OrderItemForm.populate(self, location)
if self.name.data is None:
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self.name.data = session.get("anon_name", None)
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def validate(self) -> bool:
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"Check if the provided anon_name is not already taken"
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rv = OrderForm.validate(self)
if not rv:
return False
# check if we have a user with this name
user = User.query.filter_by(username=self.name.data).first()
if user is not None:
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self.name.errors.append("Name already in use")
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return False
return True