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# File 'lib/merchant_sidekick/money.rb', line 3
def money(name, options = {})
options = {:cents => "#{name}_cents".to_sym}.merge(options)
mapping = [[options[:cents].to_s, 'cents']]
mapping << ([options[:currency].to_s, 'currency_as_string']) if options[:currency]
composed_of name,
:class_name => "::Money",
:mapping => mapping,
:constructor => Proc.new {|cents, currency| ::Money.new(cents || 0, currency || ::Money.default_currency)},
:converter => Proc.new {|value| value.respond_to?(:to_money) ? value.to_money : raise(ArgumentError, "Can't convert #{value.class} to Money")}
if options[:currency]
class_eval(<<-END, __FILE__, __LINE__+1)
def currency
::Money::Currency.wrap(self[:#{options[:currency]}])
end
def currency_as_string
self[:#{options[:currency]}]
end
END
else
class_eval(<<-END, __FILE__, __LINE__+1)
def currency
::Money.default_currency
end
def currency_as_string
::Money.default_currency.to_s
end
END
end
end
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