22 lines
717 B
Python
22 lines
717 B
Python
from django import forms
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from django.db.models import Q
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from symposion.schedule.models import Presentation
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class SlotEditForm(forms.Form):
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presentation = forms.ModelChoiceField(
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queryset=Presentation.objects.all(),
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required=True,
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)
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def __init__(self, *args, **kwargs):
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presentation = kwargs.get("initial", {}).get("presentation")
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super(SlotEditForm, self).__init__(*args, **kwargs)
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queryset = self.fields["presentation"].queryset
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if presentation:
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queryset = queryset.filter(Q(slot=None) | Q(pk=presentation.pk))
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else:
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queryset = queryset.filter(slot=None)
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self.fields["presentation"].queryset = queryset
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