mirror of
https://github.com/pretix/pretix.git
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a2c1c69d7e
* Basic functionality * API * Do not delete seats with vouchers * Show seat in list of seats * Validate availability of seats * Fix invalid logic in Seat.is_available * Show voucher name in edit form
86 lines
3.3 KiB
Python
86 lines
3.3 KiB
Python
from rest_framework import serializers
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from rest_framework.exceptions import ValidationError
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from pretix.api.serializers.i18n import I18nAwareModelSerializer
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from pretix.base.models import Seat, Voucher
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class VoucherListSerializer(serializers.ListSerializer):
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def create(self, validated_data):
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codes = set()
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seats = set()
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errs = []
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err = False
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for voucher_data in validated_data:
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if voucher_data.get('seat') and (voucher_data.get('seat'), voucher_data.get('subevent')) in seats:
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err = True
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errs.append({'code': ['Duplicate seat ID in request.']})
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continue
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else:
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seats.add((voucher_data.get('seat'), voucher_data.get('subevent')))
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if voucher_data['code'] in codes:
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err = True
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errs.append({'code': ['Duplicate voucher code in request.']})
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else:
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codes.add(voucher_data['code'])
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errs.append({})
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if err:
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raise ValidationError(errs)
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return super().create(validated_data)
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class SeatGuidField(serializers.CharField):
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def to_representation(self, val: Seat):
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return val.seat_guid
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class VoucherSerializer(I18nAwareModelSerializer):
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seat = SeatGuidField(allow_null=True, required=False)
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class Meta:
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model = Voucher
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fields = ('id', 'code', 'max_usages', 'redeemed', 'valid_until', 'block_quota',
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'allow_ignore_quota', 'price_mode', 'value', 'item', 'variation', 'quota',
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'tag', 'comment', 'subevent', 'show_hidden_items', 'seat')
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read_only_fields = ('id', 'redeemed')
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list_serializer_class = VoucherListSerializer
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def validate(self, data):
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data = super().validate(data)
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full_data = self.to_internal_value(self.to_representation(self.instance)) if self.instance else {}
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full_data.update(data)
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Voucher.clean_item_properties(
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full_data, self.context.get('event'),
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full_data.get('quota'), full_data.get('item'), full_data.get('variation')
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)
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Voucher.clean_subevent(
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full_data, self.context.get('event')
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)
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Voucher.clean_max_usages(full_data, self.instance.redeemed if self.instance else 0)
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check_quota = Voucher.clean_quota_needs_checking(
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full_data, self.instance,
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item_changed=self.instance and (
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full_data.get('item') != self.instance.item or
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full_data.get('variation') != self.instance.variation or
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full_data.get('quota') != self.instance.quota
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),
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creating=not self.instance
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)
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if check_quota:
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Voucher.clean_quota_check(
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full_data, 1, self.instance, self.context.get('event'),
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full_data.get('quota'), full_data.get('item'), full_data.get('variation')
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)
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Voucher.clean_voucher_code(full_data, self.context.get('event'), self.instance.pk if self.instance else None)
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if full_data.get('seat'):
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data['seat'] = Voucher.clean_seat_id(
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full_data, full_data.get('item'), self.context.get('event'),
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self.instance.pk if self.instance else None
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)
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return data
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