class PromoCode(TimestampedModel):
objects = PromoCodeQuerySet.as_manager()
name = models.CharField(_('Promo Code'),
max_length=32,
unique=True,
db_index=True)
discount_percent = models.IntegerField(_('Discount percent'))
active = models.BooleanField(_('Active'), default=True)
comment = models.TextField(_('Comment'), blank=True, null=True)
courses = models.ManyToManyField(
'products.Course',
help_text=_('Can not be used for courses not checked here'),
blank=True)
class Meta:
verbose_name = _('Promo Code')
verbose_name_plural = _('Promo Codes')
def compatible_with(self, course: Course) -> bool:
return self.courses.count() == 0 or course in self.courses.all()
def apply(self, course: Course) -> Decimal:
if not self.compatible_with(course):
return course.price
return Decimal(course.price * (100 - self.discount_percent) / 100)
class PromoCode(TimestampedModel):
objects = PromoCodeQuerySet.as_manager()
name = models.CharField(_('Promo Code'), max_length=32, unique=True, db_index=True)
discount_percent = models.IntegerField(_('Discount percent'))
active = models.BooleanField(_('Active'), default=True)
comment = models.TextField(_('Comment'), blank=True, null=True)
class Meta:
verbose_name = _('Promo Code')
verbose_name_plural = _('Promo Codes')
def apply(self, price: Decimal) -> Decimal:
return Decimal(price * (100 - self.discount_percent) / 100)
class CreditNotification(TimestampedModel):
"""Notification for credit order by TinkoffCredit"""
STATUSES_CHOICES = (
('approved', _('Approved')),
('rejected', _('Rejected')),
('canceled', _('Canceled')),
('signed', _('Signed')),
)
order_id = models.IntegerField()
status = models.CharField(max_length=32, choices=STATUSES_CHOICES)
bank_created = models.DateTimeField()
first_payment = models.DecimalField(max_digits=10, decimal_places=2)
order_amount = models.DecimalField(max_digits=10, decimal_places=2)
credit_amount = models.DecimalField(max_digits=10, decimal_places=2)
product = models.CharField(max_length=128)
term = models.IntegerField()
monthly_payment = models.DecimalField(max_digits=10, decimal_places=2)
phone = models.CharField(max_length=64, null=True, blank=True)
first_name = models.CharField(max_length=128, null=True, blank=True)
last_name = models.CharField(max_length=128, null=True, blank=True)
middle_name = models.CharField(max_length=32, blank=True, null=True)
loan_number = models.CharField(max_length=128, blank=True, null=True)
email = models.CharField(max_length=128, null=True, blank=True)
class PaymentNotification(TimestampedModel):
STATUS_CHOICES = (
('AUTHORIZED', _('Authorized')),
('CONFIRMED', _('Confirmed')),
('REVERSED', _('Reversed')),
('REFUNDED', _('Refunded')),
('PARTIAL_REFUNDED', _('Partial refunded')),
('REJECTED', _('Rejected')),
)
terminal_key = models.CharField(max_length=512)
order_id = models.IntegerField()
success = models.BooleanField()
status = models.CharField(max_length=128, choices=STATUS_CHOICES)
payment_id = models.BigIntegerField()
error_code = models.CharField(max_length=512, null=True)
amount = models.DecimalField(decimal_places=2, max_digits=9)
rebill_id = models.BigIntegerField(null=True)
card_id = models.CharField(null=True, max_length=64)
pan = models.CharField(max_length=128, null=True)
data = models.TextField(null=True)
token = models.CharField(max_length=512)
exp_date = models.CharField(max_length=32, null=True)
def with_order_count(self):
return self.annotate(order_count=Count(Case(
When(order__paid__isnull=False, then=1),
output_field=models.IntegerField(),
)))