32 lines
953 B
Python
32 lines
953 B
Python
from .field import Field
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from collections import defaultdict
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import facho.fe.form as form
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class Amount(Field):
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def __init__(self, name=None, default=None, precision=6):
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self.field_name = name
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self.values = {}
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self.default = default
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self.precision = precision
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def __get__(self, model, cls):
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if model is None:
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return self
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assert self.name is not None
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self.__init_value(model)
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model._set_field(self.name, self)
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return self.values[model]
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def __set__(self, model, value):
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assert self.name is not None
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self.__init_value(model)
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model._set_field(self.name, self)
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self.values[model] = form.Amount(value, precision=self.precision)
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self._changed_field(model, self.name, value)
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def __init_value(self, model):
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if model not in self.values:
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self.values[model] = form.Amount(self.default or 0)
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