Class: TaxRate

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/tax_rate.rb

Class Method Summary collapse

Class Method Details

.default ⇒ Object

For Vat the default rate is the rate that is configured for the default category It is needed for every price calculation (as all customer facing prices include vat ) The function returns the actual amount, which may be 0 in case of wrong setup, but is never nil



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# File 'app/models/tax_rate.rb', line 20

def self.default
  category = TaxCategory.includes(:tax_rates).where(:is_default => true).first
  return 0 unless category

  category.effective_amount || 0
end

.match(address) ⇒ Object

Searches all possible TaxRates and returns the Zone which represents the most appropriate match (if any.) To be considered for a match, the Zone must include the supplied address. If multiple matches are found, the Zone with the highest rate will be returned. This method will return nil if no match is found.



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# File 'app/models/tax_rate.rb', line 13

def self.match(address)
  TaxRate.all.select { |rate| rate.zone.include? address }
end