# coding: utf-8

require_relative "order_item"
require_relative "customer"

class PaymentType
  include DataMapper::Resource
  has n, :orders

  # NOTE: COD (cash on delivery), "dobirka" in Czech
  property :id, Serial
  property :name, String
  property :shortcut, String, default: lambda { |instance, property| instance.name.downcase }

  def initialize(*args)
    super(*args)
    self.include_payment_mixin
  end

  def metaclass
    class << self
      self
    end
  end

  def include_payment_mixin
    const_name = self.shortcut.camel_case.to_sym
    relative_path = "models/payment_types/#{self.shortcut}.rb"
    if File.exist?(File.join(Project.root, relative_path))
      Project.import(relative_path)
      Project.logger.info("Including module #{const_name} for #{self.inspect}")
      self.metaclass.send(:include, PaymentTypes.const_get(const_name))
    end
  end
end