Sith/subscription/views.py

187 lines
6.7 KiB
Python

#
# Copyright 2023 © AE UTBM
# ae@utbm.fr / ae.info@utbm.fr
#
# This file is part of the website of the UTBM Student Association (AE UTBM),
# https://ae.utbm.fr.
#
# You can find the source code of the website at https://github.com/ae-utbm/sith
#
# LICENSED UNDER THE GNU GENERAL PUBLIC LICENSE VERSION 3 (GPLv3)
# SEE : https://raw.githubusercontent.com/ae-utbm/sith/master/LICENSE
# OR WITHIN THE LOCAL FILE "LICENSE"
#
#
import random
from django import forms
from django.conf import settings
from django.core.exceptions import PermissionDenied, ValidationError
from django.urls import reverse_lazy
from django.utils.translation import gettext_lazy as _
from django.views.generic.edit import CreateView, FormView
from core.models import User
from core.views.forms import SelectDate, SelectDateTime
from core.views.widgets.select import AutoCompleteSelectUser
from subscription.models import Subscription
class SelectionDateForm(forms.Form):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields["start_date"] = forms.DateTimeField(
label=_("Start date"), widget=SelectDateTime, required=True
)
self.fields["end_date"] = forms.DateTimeField(
label=_("End date"), widget=SelectDateTime, required=True
)
class SubscriptionForm(forms.ModelForm):
class Meta:
model = Subscription
fields = ["member", "subscription_type", "payment_method", "location"]
widgets = {"member": AutoCompleteSelectUser}
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields["member"].required = False
self.fields |= forms.fields_for_model(
User,
fields=["first_name", "last_name", "email", "date_of_birth"],
widgets={"date_of_birth": SelectDate},
)
def clean_member(self):
subscriber = self.cleaned_data.get("member")
if subscriber:
subscriber = User.objects.filter(id=subscriber.id).first()
return subscriber
def clean(self):
cleaned_data = super().clean()
if (
cleaned_data.get("member") is None
and "last_name" not in self.errors.as_data()
and "first_name" not in self.errors.as_data()
and "email" not in self.errors.as_data()
and "date_of_birth" not in self.errors.as_data()
):
self.errors.pop("member", None)
if self.errors:
return cleaned_data
if User.objects.filter(email=cleaned_data.get("email")).first() is not None:
self.add_error(
"email",
ValidationError(_("A user with that email address already exists")),
)
else:
u = User(
last_name=self.cleaned_data.get("last_name"),
first_name=self.cleaned_data.get("first_name"),
email=self.cleaned_data.get("email"),
date_of_birth=self.cleaned_data.get("date_of_birth"),
)
u.generate_username()
u.set_password(str(random.randrange(1000000, 10000000)))
u.save()
cleaned_data["member"] = u
elif cleaned_data.get("member") is not None:
self.errors.pop("last_name", None)
self.errors.pop("first_name", None)
self.errors.pop("email", None)
self.errors.pop("date_of_birth", None)
if cleaned_data.get("member") is None:
# This should be handled here,
# but it is done in the Subscription model's clean method
# TODO investigate why!
raise ValidationError(
_(
"You must either choose an existing "
"user or create a new one properly"
)
)
return cleaned_data
class NewSubscription(CreateView):
template_name = "subscription/subscription.jinja"
form_class = SubscriptionForm
def dispatch(self, request, *arg, **kwargs):
if request.user.can_create_subscription:
return super().dispatch(request, *arg, **kwargs)
raise PermissionDenied
def get_initial(self):
if "member" in self.request.GET:
return {
"member": self.request.GET["member"],
"subscription_type": "deux-semestres",
}
return {"subscription_type": "deux-semestres"}
def form_valid(self, form):
form.instance.subscription_start = Subscription.compute_start(
duration=settings.SITH_SUBSCRIPTIONS[form.instance.subscription_type][
"duration"
],
user=form.instance.member,
)
form.instance.subscription_end = Subscription.compute_end(
duration=settings.SITH_SUBSCRIPTIONS[form.instance.subscription_type][
"duration"
],
start=form.instance.subscription_start,
user=form.instance.member,
)
return super().form_valid(form)
class SubscriptionsStatsView(FormView):
template_name = "subscription/stats.jinja"
form_class = SelectionDateForm
def dispatch(self, request, *arg, **kwargs):
import datetime
self.start_date = datetime.datetime.today()
self.end_date = self.start_date
res = super().dispatch(request, *arg, **kwargs)
if request.user.is_root or request.user.is_board_member:
return res
raise PermissionDenied
def post(self, request, *args, **kwargs):
self.form = self.get_form()
self.start_date = self.form["start_date"]
self.end_date = self.form["end_date"]
res = super().post(request, *args, **kwargs)
if request.user.is_root or request.user.is_board_member:
return res
raise PermissionDenied
def get_initial(self):
init = {
"start_date": self.start_date.strftime("%Y-%m-%d %H:%M:%S"),
"end_date": self.end_date.strftime("%Y-%m-%d %H:%M:%S"),
}
return init
def get_context_data(self, **kwargs):
from subscription.models import Subscription
kwargs = super().get_context_data(**kwargs)
kwargs["subscriptions_total"] = Subscription.objects.filter(
subscription_end__gte=self.end_date, subscription_start__lte=self.start_date
)
kwargs["subscriptions_types"] = settings.SITH_SUBSCRIPTIONS
kwargs["payment_types"] = settings.SITH_COUNTER_PAYMENT_METHOD
kwargs["locations"] = settings.SITH_SUBSCRIPTION_LOCATIONS
return kwargs
def get_success_url(self, **kwargs):
return reverse_lazy("subscriptions:stats")