43 lines
856 B
Python
43 lines
856 B
Python
import uuid
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from django.contrib.auth.models import AbstractUser
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from django.db import models
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class User(AbstractUser):
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color = models.CharField(
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max_length=7,
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default='#0000ff',
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)
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class Invitation(models.Model):
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token = models.UUIDField(
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default=uuid.uuid4,
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unique=True,
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editable=False,
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)
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created_by = models.ForeignKey(
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User,
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on_delete=models.CASCADE,
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related_name='created_invitations',
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)
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created_at = models.DateTimeField(auto_now_add=True)
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expires_at = models.DateTimeField()
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used_at = models.DateTimeField(
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null=True,
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blank=True,
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)
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@property
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def is_valid(self):
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from django.utils import timezone
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return (
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self.used_at is None
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and self.expires_at > timezone.now()
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) |