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121 lines
4.0 KiB
Python
121 lines
4.0 KiB
Python
import secrets
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from typing import Any
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from django import forms
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from django.core.exceptions import ValidationError
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from django.utils.translation import gettext_lazy as _
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from core.models import User
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from core.views.forms import SelectDate, SelectDateTime
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from core.views.widgets.select import AutoCompleteSelectUser
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from subscription.models import Subscription
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class SelectionDateForm(forms.Form):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.fields["start_date"] = forms.DateTimeField(
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label=_("Start date"), widget=SelectDateTime, required=True
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)
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self.fields["end_date"] = forms.DateTimeField(
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label=_("End date"), widget=SelectDateTime, required=True
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)
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class SubscriptionForm(forms.ModelForm):
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def __init__(self, *args, **kwargs):
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initial = kwargs.pop("initial", {})
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if "subscription_type" not in initial:
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initial["subscription_type"] = "deux-semestres"
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if "payment_method" not in initial:
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initial["payment_method"] = "CARD"
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super().__init__(*args, initial=initial, **kwargs)
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def save(self, *args, **kwargs):
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if self.errors:
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# let django deal with the error messages
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return super().save(*args, **kwargs)
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duration, user = self.instance.semester_duration, self.instance.member
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self.instance.subscription_start = self.instance.compute_start(
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duration=duration, user=user
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)
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self.instance.subscription_end = self.instance.compute_end(
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duration=duration, start=self.instance.subscription_start, user=user
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)
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return super().save(*args, **kwargs)
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class SubscriptionNewUserForm(SubscriptionForm):
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"""Form to create subscriptions with the user they belong to.
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Examples:
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```py
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assert not User.objects.filter(email=request.POST.get("email")).exists()
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form = SubscriptionNewUserForm(request.POST)
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if form.is_valid():
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form.save()
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# now the user exists and is subscribed
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user = User.objects.get(email=request.POST.get("email"))
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assert user.is_subscribed
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"""
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__user_fields = forms.fields_for_model(
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User,
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["first_name", "last_name", "email", "date_of_birth"],
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widgets={"date_of_birth": SelectDate},
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)
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first_name = __user_fields["first_name"]
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last_name = __user_fields["last_name"]
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email = __user_fields["email"]
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date_of_birth = __user_fields["date_of_birth"]
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class Meta:
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model = Subscription
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fields = ["subscription_type", "payment_method", "location"]
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field_order = [
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"first_name",
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"last_name",
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"email",
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"date_of_birth",
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"subscription_type",
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"payment_method",
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"location",
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]
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def clean_email(self):
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email = self.cleaned_data["email"]
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if User.objects.filter(email=email).exists():
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raise ValidationError(_("A user with that email address already exists"))
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return email
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def clean(self) -> dict[str, Any]:
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member = User(
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first_name=self.cleaned_data.get("first_name"),
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last_name=self.cleaned_data.get("last_name"),
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email=self.cleaned_data.get("email"),
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date_of_birth=self.cleaned_data.get("date_of_birth"),
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)
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member.generate_username()
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member.set_password(secrets.token_urlsafe(nbytes=10))
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self.instance.member = member
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return super().clean()
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def save(self, *args, **kwargs):
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if self.errors:
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# let django deal with the error messages
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return super().save(*args, **kwargs)
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self.instance.member.save()
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return super().save(*args, **kwargs)
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class SubscriptionExistingUserForm(SubscriptionForm):
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"""Form to add a subscription to an existing user."""
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class Meta:
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model = Subscription
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fields = ["member", "subscription_type", "payment_method", "location"]
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widgets = {"member": AutoCompleteSelectUser}
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