24 lines
850 B
Python
24 lines
850 B
Python
from django import forms
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from refunding.models import Refund, Payment
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class RefundForm(forms.ModelForm):
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class Meta:
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model = Refund
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fields = '__all__'
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payments = forms.ModelMultipleChoiceField(queryset=Payment.objects.all())
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def __init__(self, *args, **kwargs):
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super(RefundForm, self).__init__(*args, **kwargs)
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if self.instance:
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self.fields['payments'].initial = self.instance.payment_set.all()
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def save(self, *args, **kwargs):
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# Save the refund
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instance = super(RefundForm, self).save(commit=False)
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# Remove the refund from payments it was previously assigned to
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self.fields['payments'].initial.update(refund=None)
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# Add the refund to the selected payments
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self.cleaned_data['payments'].update(refund=instance)
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return instance
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