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24 lines
481 B
Python
24 lines
481 B
Python
import decimal
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from django.db import models
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class Cash(decimal.Decimal):
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currency = "USD"
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class CashField(models.DecimalField):
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def __init__(self, **kwargs):
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kwargs["max_digits"] = 20
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kwargs["decimal_places"] = 2
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super().__init__(**kwargs)
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def from_db_value(self, value, expression, connection):
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cash = Cash(value)
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cash.vendor = connection.vendor
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return cash
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class CashModel(models.Model):
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cash = CashField()
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