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96 lines
4.0 KiB
96 lines
4.0 KiB
from django.db import models
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from django.contrib.auth import get_user_model
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from django.contrib.postgres.fields import ArrayField, JSONField
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from paymentwall import Pingback
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from polymorphic.models import PolymorphicModel
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from apps.course.models import Course
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from apps.school.models import SchoolSchedule
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User = get_user_model()
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class AuthorBalance(models.Model):
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TYPE_CHOICES = (
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(0, 'In'),
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(1, 'Out'),
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)
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STATUS_CHOICES = (
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(0, 'Pending'),
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(1, 'Accepted'),
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(2, 'Declined'),
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)
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author = models.ForeignKey(User, on_delete=models.CASCADE, verbose_name='Автор', null=True, blank=True)
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type = models.PositiveSmallIntegerField('Тип', choices=TYPE_CHOICES, default=0)
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amount = models.DecimalField('Итого', max_digits=8, decimal_places=2, default=0)
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commission = models.DecimalField('Комиссия', max_digits=8, decimal_places=2, default=0)
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status = models.PositiveSmallIntegerField('Статус', choices=STATUS_CHOICES, default=0)
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payment = models.OneToOneField('Payment', on_delete=models.CASCADE, null=True, blank=True, verbose_name='Платёж')
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class Payment(PolymorphicModel):
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PW_STATUS_CHOICES = (
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(Pingback.PINGBACK_TYPE_REGULAR, 'regular',),
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(Pingback.PINGBACK_TYPE_GOODWILL, 'goodwill',),
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(Pingback.PINGBACK_TYPE_NEGATIVE, 'negative',),
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(Pingback.PINGBACK_TYPE_RISK_UNDER_REVIEW, 'risk under review',),
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(Pingback.PINGBACK_TYPE_RISK_REVIEWED_ACCEPTED, 'risk reviewed accepted',),
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(Pingback.PINGBACK_TYPE_RISK_REVIEWED_DECLINED, 'risk reviewed declined',),
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(Pingback.PINGBACK_TYPE_RISK_AUTHORIZATION_VOIDED, 'risk authorization voided',),
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(Pingback.PINGBACK_TYPE_SUBSCRIPTION_CANCELLATION, 'subscription cancelation',),
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(Pingback.PINGBACK_TYPE_SUBSCRIPTION_EXPIRED, 'subscription expired',),
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(Pingback.PINGBACK_TYPE_SUBSCRIPTION_PAYMENT_FAILED, 'subscription payment failed',),
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)
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user = models.ForeignKey(User, on_delete=models.CASCADE, verbose_name='Пользователь')
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amount = models.DecimalField('Итого', max_digits=8, decimal_places=2, default=0, editable=False)
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status = models.PositiveSmallIntegerField('Статус платежа', choices=PW_STATUS_CHOICES, null=True, editable=False)
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data = JSONField('Данные платежа от провайдера', default={}, editable=False)
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class Meta:
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verbose_name = 'Платеж'
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verbose_name_plural = 'Платежи'
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class CoursePayment(Payment):
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course = models.ForeignKey(Course, on_delete=models.CASCADE, verbose_name='Курс')
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class Meta:
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verbose_name = 'Платеж за курс'
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verbose_name_plural = 'Платежи за курсы'
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def save(self, *args, **kwargs):
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self.amount = self.course.price
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super().save(*args, **kwargs)
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author_balance = getattr(self, 'authorbalance', None)
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if not author_balance:
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AuthorBalance.objects.create(
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author=self.course.author,
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amount=self.amount,
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payment=self,
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)
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class SchoolPayment(Payment):
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weekdays = ArrayField(models.IntegerField(), size=7, verbose_name='Дни недели')
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date_start = models.DateField('Дата начала подписки')
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date_end = models.DateField('Дата окончания подписки')
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class Meta:
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verbose_name = 'Платеж за школу'
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verbose_name_plural = 'Платежи за школу'
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def save(self, *args, **kwargs):
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month_price_sum = SchoolSchedule.objects.filter(
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weekday__in=self.weekdays,
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).aggregate(
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models.Sum('month_price'),
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).month_price_sum
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self.amount = month_price_sum
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super().save(*args, **kwargs)
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author_balance = getattr(self, 'authorbalance', None)
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if not author_balance:
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AuthorBalance.objects.create(
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amount=month_price_sum,
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payment=self,
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)
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