class Product < ActiveRecord::Base
  # Use USD as model level currency
  register_currency :usd

  # Use money-rails macros
  monetize :price_cents

  # Use a custom name for the Money attribute
  monetize :discount, :as => "discount_value"

  # Allow nil
  monetize :optional_price_cents, :allow_nil => true

  # Override default currency (EUR) with a specific one (GBP) for this field only
  monetize :bonus_cents, :with_currency => :gbp

  # Use currency column to determine currency for this field only
  monetize :sale_price_amount, :as => :sale_price,
             :with_model_currency => :sale_price_currency_code

  monetize :price_in_a_range_cents, :allow_nil => true,
    :subunit_numericality => {
      :greater_than => 0,
      :less_than_or_equal_to => 10000,
    },
    :numericality => {
      :greater_than => 0,
      :less_than_or_equal_to => 100,
      :message => "Must be greater than zero and less than $100"
    }

  attr_accessor :invalid_price_cents
  monetize :invalid_price_cents, disable_validation: true

  monetize :validates_method_amount_cents, allow_nil: true

  validates :validates_method_amount, :money => {
    :greater_than => 0,
    :less_than_or_equal_to => 100,
    :message => 'Must be greater than zero and less than $100',
  }

  alias_attribute :renamed_cents, :aliased_cents

  monetize :renamed_cents, allow_nil: true
end