46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
from django.db import models
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from django.conf import settings
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from django.db.models import Sum
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AUTH_USER_MODEL = getattr(settings, 'AUTH_USER_MODEL', 'auth.User')
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class Refund(models.Model):
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title = models.CharField(max_length=100)
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date = models.DateField()
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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user = models.ForeignKey(
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AUTH_USER_MODEL,
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on_delete=models.PROTECT
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)
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def eur_value(self) -> float:
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return self.payment_set.all().aggregate(Sum('value')).get('value__sum') / 100
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def __str__(self) -> str:
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return "{0} on {1} for {2}".format(self.title, self.date, self.eur_value())
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class Payment(models.Model):
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title = models.CharField(max_length=100)
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date = models.DateField()
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value = models.IntegerField()
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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user = models.ForeignKey(
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AUTH_USER_MODEL,
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on_delete=models.PROTECT
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)
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refund = models.ForeignKey(
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Refund,
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on_delete=models.SET_NULL,
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null=True,
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blank=True
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)
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def __str__(self) -> str:
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return '{0} on {1} for {2}'.format(self.title, self.date, self.value / 100)
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def eur_value(self) -> float:
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return self.value / 100
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