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42 lines
1.2 KiB
42 lines
1.2 KiB
# -*- coding: utf-8 -*-
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#
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from rest_framework import serializers
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from django.utils import six
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__all__ = ['StringIDField', 'StringManyToManyField', 'ChoiceDisplayField']
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class StringIDField(serializers.Field):
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def to_representation(self, value):
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return {"pk": value.pk, "name": value.__str__()}
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class StringManyToManyField(serializers.RelatedField):
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def to_representation(self, value):
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return value.__str__()
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class ChoiceDisplayField(serializers.ChoiceField):
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def __init__(self, *args, **kwargs):
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super(ChoiceDisplayField, self).__init__(*args, **kwargs)
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self.choice_strings_to_display = {
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six.text_type(key): value for key, value in self.choices.items()
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}
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def to_representation(self, value):
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if value is None:
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return value
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return {
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'value': self.choice_strings_to_values.get(six.text_type(value), value),
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'display': self.choice_strings_to_display.get(six.text_type(value), value),
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}
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class DictField(serializers.DictField):
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def to_representation(self, value):
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if not value or not isinstance(value, dict):
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value = {}
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return super().to_representation(value)
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