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Versions: 8
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Contents
class Calculator::Vat < Calculator
def self.description
I18n.t("vat")
end
def self.calculate_tax_on(taxable)
# taxable may be product or variant
taxable = taxable.product if taxable.respond_to?(:product)
(taxable.price * taxable.effective_tax_rate).round(2, BigDecimal::ROUND_HALF_UP)
end
# computes vat for line_items associated with order, and tax rate and
# now coupon discounts are taken into account in tax calcs
# and tax is added to shipment if :shipment_inc_vat is set
# coupons and shipment are applied if this object is the rate for the default category
# (also items with no category get this rate applied)
def compute(order)
rate = self.calculable
tax = 0
if rate.tax_category.is_default
order.adjustments.each do | adjust |
next if adjust.originator_type == "TaxRate"
next if adjust.originator_type == "ShippingMethod" and not Spree::Config[:shipment_inc_vat]
tax += (adjust.amount * rate.amount).round(2, BigDecimal::ROUND_HALF_UP)
end
end
order.line_items.each do | line_item|
if line_item.product.tax_category #only apply this calculator to products assigned this rates category
next unless line_item.product.tax_category == rate.tax_category
else
next unless rate.tax_category.is_default # and apply to products with no category, if this is the default rate
end
tax += (line_item.price * rate.amount).round(2, BigDecimal::ROUND_HALF_UP) * line_item.quantity
end
tax
end
end
Version data entries
8 entries across 8 versions & 1 rubygems