27 lines
855 B
Python
27 lines
855 B
Python
from django.db import models
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from django.contrib.auth.models import User
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from django.db.models.signals import post_save
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from django.dispatch import receiver
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class Stock(models.Model):
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ticker = models.CharField(max_length=10, unique=True)
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name = models.CharField(max_length=100)
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def __str__(self):
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return f'{self.name} ({self.ticker})'
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class Profile(models.Model):
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user = models.OneToOneField(User, on_delete=models.CASCADE)
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watchlist = models.ManyToManyField(Stock, blank=True)
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def __str__(self):
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return f'{self.user.username}\'s Profile'
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@receiver(post_save, sender=User)
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def create_user_profile(sender, instance, created, **kwargs):
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if created:
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Profile.objects.create(user=instance)
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@receiver(post_save, sender=User)
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def save_user_profile(sender, instance, **kwargs):
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instance.profile.save() |