forked from data.coop/membersystem
Mikkel Munch Mortensen
7f01d9a277
And move the to "parked_apps" directory, until we've decided what we want to do with them.
124 lines
3.5 KiB
Python
124 lines
3.5 KiB
Python
from django.contrib.auth import get_user_model
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from django.db import models
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from django.utils.translation import gettext as _
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from djmoney.models.fields import MoneyField
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class CreatedModifiedAbstract(models.Model):
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modified = models.DateTimeField(auto_now=True, verbose_name=_("modified"))
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created = models.DateTimeField(auto_now_add=True, verbose_name=_("created"))
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class Meta:
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abstract = True
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class Organization(CreatedModifiedAbstract):
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"""
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This holds the data of the organization that someone is a member of. It is
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possible that we'll create more advanced features here.
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"""
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name = models.CharField(verbose_name=_("name"), max_length=64)
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def __str__(self):
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return self.name
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class Meta:
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verbose_name = _("organization")
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verbose_name_plural = _("organizations")
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class Membership(CreatedModifiedAbstract):
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"""
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A user remains a member of an organization even though the subscription is
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unpaid or renewed. This just changes the status/permissions etc. of the
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membership, thus we need to track subscription creation, expiry, renewals
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etc. and ensure that the membership is modified accordingly.
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This expresses some
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"""
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organization = models.ForeignKey(Organization, on_delete=models.PROTECT)
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user = models.ForeignKey(get_user_model(), on_delete=models.PROTECT)
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can_vote = models.BooleanField(
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default=False,
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verbose_name=_("can vote"),
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help_text=_(
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"Indicates that the user has a democratic membership of the "
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"organization."
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),
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)
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def __str__(self):
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return _("{} is a member of {}").format(
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self.user.get_full_name(), self.organization.name
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)
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class Meta:
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verbose_name = _("membership")
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verbose_name_plural = _("memberships")
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class SubscriptionType(CreatedModifiedAbstract):
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"""
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Properties of subscriptions are stored here. Should of course not be edited
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after subscriptions are created.
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"""
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organization = models.ForeignKey(Organization, on_delete=models.PROTECT)
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name = models.CharField(verbose_name=_("name"), max_length=64)
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fee = MoneyField(max_digits=16, decimal_places=2)
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fee_vat = MoneyField(max_digits=16, decimal_places=2, default=0)
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duration = models.PositiveSmallIntegerField(
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default=1, choices=[(1, _("annual"))], verbose_name=_("duration")
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)
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class Meta:
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verbose_name = _("subscription type")
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verbose_name_plural = _("subscription types")
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class Subscription(CreatedModifiedAbstract):
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"""
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To not confuse other types of subscriptions, one can be a *subscribed*
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member of an organization, meaning that they are paying etc.
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A subscription does not track payment, this is done in the accounting app.
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"""
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subscription_type = models.ForeignKey(
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SubscriptionType,
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related_name="memberships",
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verbose_name=_("subscription type"),
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on_delete=models.PROTECT,
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)
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user = models.ForeignKey(get_user_model(), on_delete=models.PROTECT)
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active = models.BooleanField(
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default=False,
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verbose_name=_("active"),
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help_text=_("Automatically set by payment system."),
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)
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starts = models.DateField()
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ends = models.DateField()
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renewed_subscription = models.ForeignKey(
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"self",
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null=True,
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blank=True,
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verbose_name=_("renewed subscription"),
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on_delete=models.PROTECT,
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)
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class Meta:
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verbose_name = _("subscription")
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verbose_name_plural = _("subscriptions")
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