Class: Effective::OrderItem

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

Instance Method Summary collapse

Instance Method Details

#price=(value) ⇒ Object 



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# File 'app/models/effective/order_item.rb', line 53

def price=(value)
  if value.kind_of?(Integer)
    super
  else
    raise 'expected price to be an Integer representing the number of cents.'
  end
end

#quantity ⇒ Object 



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# File 'app/models/effective/order_item.rb', line 37

def quantity
  self[:quantity] || 1
end

#subtotal ⇒ Object 



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# File 'app/models/effective/order_item.rb', line 33

def subtotal
  price * quantity
end

#tax ⇒ Object 



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# File 'app/models/effective/order_item.rb', line 41

def tax
  return 0 if tax_exempt?
  raise 'parent Effective::Order must have a tax_rate to compute order item tax' unless order.try(:tax_rate).present?
  (subtotal * order.tax_rate / 100.0).round(0).to_i
end

#to_s ⇒ Object 



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# File 'app/models/effective/order_item.rb', line 29

def to_s
  (quantity || 0) > 1 ? "#{quantity}x #{name}" : name
end

#total ⇒ Object 



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# File 'app/models/effective/order_item.rb', line 47

def total
  return subtotal if tax_exempt?
  raise 'parent Effective::Order must have a tax_rate to compute order item total' unless order.try(:tax_rate).present?
  subtotal + tax
end