57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
"""Collection app filters."""
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from django_filters import rest_framework as filters
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from django.core.validators import EMPTY_VALUES
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from collection import models
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class CollectionFilterSet(filters.FilterSet):
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"""Collection filter set."""
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establishment_id = filters.NumberFilter(
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field_name='establishments__id',
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help_text='Establishment id. Allows to filter list of collections by choosen estblishment. '
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'Use for Establishment detail\'s sheet to content display within '
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'"Collections & Guides" tab.'
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)
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# "ordering" instead of "o" is for backward compatibility
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ordering = filters.OrderingFilter(
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# tuple-mapping retains order
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fields=(
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('rank', 'rank'),
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('start', 'start'),
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),
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help_text='Ordering by fields - rank, start',
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)
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class Meta:
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"""Meta class."""
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model = models.Collection
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fields = (
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'ordering',
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'establishment_id',
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)
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class GuideFilterSet(filters.FilterSet):
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"""Guide filter set."""
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establishment_id = filters.NumberFilter(
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method='by_establishment_id',
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help_text='Establishment id. Allows to filter list of guides by choosen establishment. '
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'Use for Establishment detail\'s sheet to content display within '
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'"Collections & Guides" tab.'
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)
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class Meta:
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"""Meta class."""
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model = models.Guide
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fields = (
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'establishment_id',
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)
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def by_establishment_id(self, queryset, name, value):
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"""Filter by establishment id."""
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if value not in EMPTY_VALUES:
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return queryset.by_establishment_id(value)
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return queryset
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