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16 lines
391 B
Python
16 lines
391 B
Python
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from django.db import models
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class Item(models.Model):
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name = models.CharField(max_length=10)
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class ItemAmount(models.Model):
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summary = models.ForeignKey('Summary', on_delete=models.CASCADE)
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item = models.ForeignKey(Item, on_delete=models.CASCADE)
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amount = models.IntegerField()
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class Summary(models.Model):
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items = models.ManyToManyField(Item, through=ItemAmount)
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