mirror of
https://github.com/pretix/pretix.git
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8e2821b398
* Data model changes * Fix test failures * Adjustments * Some tests and API support * Check when extending orders * Make things more deterministic, fix style * Do not apply negative discounts * Update price_before_voucher on item/subevent changes * Add tests for price_before_voucher in combination with free price * Fix InvoiceAddress.DoesNotExist
80 lines
3.0 KiB
Python
80 lines
3.0 KiB
Python
from decimal import Decimal
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from pretix.base.decimal import round_decimal
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from pretix.base.models import (
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AbstractPosition, InvoiceAddress, Item, ItemAddOn, ItemVariation, Voucher,
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)
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from pretix.base.models.event import SubEvent
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from pretix.base.models.tax import TAXED_ZERO, TaxedPrice, TaxRule
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def get_price(item: Item, variation: ItemVariation = None,
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voucher: Voucher = None, custom_price: Decimal = None,
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subevent: SubEvent = None, custom_price_is_net: bool = False,
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addon_to: AbstractPosition = None, invoice_address: InvoiceAddress = None,
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force_custom_price: bool = False, bundled_sum: Decimal = Decimal('0.00'),
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max_discount: Decimal = None) -> TaxedPrice:
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if addon_to:
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try:
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iao = addon_to.item.addons.get(addon_category_id=item.category_id)
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if iao.price_included:
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return TAXED_ZERO
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except ItemAddOn.DoesNotExist:
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pass
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price = item.default_price
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if subevent and item.pk in subevent.item_price_overrides:
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price = subevent.item_price_overrides[item.pk]
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if variation is not None:
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if variation.default_price is not None:
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price = variation.default_price
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if subevent and variation.pk in subevent.var_price_overrides:
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price = subevent.var_price_overrides[variation.pk]
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if voucher:
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price = voucher.calculate_price(price, max_discount=max_discount)
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if item.tax_rule:
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tax_rule = item.tax_rule
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else:
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tax_rule = TaxRule(
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name='',
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rate=Decimal('0.00'),
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price_includes_tax=True,
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eu_reverse_charge=False,
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)
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price = tax_rule.tax(price)
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if force_custom_price and custom_price is not None and custom_price != "":
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if custom_price_is_net:
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price = tax_rule.tax(custom_price, base_price_is='net')
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else:
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price = tax_rule.tax(custom_price, base_price_is='gross')
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if item.free_price and custom_price is not None and custom_price != "":
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if not isinstance(custom_price, Decimal):
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custom_price = Decimal(str(custom_price).replace(",", "."))
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if custom_price > 100000000:
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raise ValueError('price_too_high')
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if custom_price_is_net:
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price = tax_rule.tax(max(custom_price, price.net), base_price_is='net')
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else:
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price = tax_rule.tax(max(custom_price, price.gross), base_price_is='gross')
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if bundled_sum:
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price = price - TaxedPrice(net=bundled_sum, gross=bundled_sum, rate=0, tax=0, name='')
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if price.gross < Decimal('0.00'):
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return TAXED_ZERO
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if invoice_address and not tax_rule.tax_applicable(invoice_address):
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price.tax = Decimal('0.00')
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price.rate = Decimal('0.00')
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price.gross = price.net
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price.name = ''
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price.gross = round_decimal(price.gross, item.event.currency)
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price.net = round_decimal(price.net, item.event.currency)
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price.tax = price.gross - price.net
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return price
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