Module: Statelogic::ActiveRecord::ClassMethods

Defined in:
lib/statelogic/activerecord.rb

Defined Under Namespace

Classes: ConfigHelper, StateScopeHelper

Constant Summary collapse

DEFAULT_OPTIONS = 
{:attribute => :state}.freeze

Instance Method Summary collapse

Instance Method Details

#statelogic(options = {}, &block) ⇒ Object 



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# File 'lib/statelogic/activerecord.rb', line 101

def statelogic(options = {}, &block)
  options = DEFAULT_OPTIONS.merge(options)
  attr = options[:attribute] = options[:attribute].to_sym

  options[:states], options[:initial] = [], Array(options[:initial])

  ConfigHelper.new(self, options).instance_eval(&block)

  initial = [options[:initial], options[:states]].find(&:present?)
  validates_inclusion_of attr, :in => initial, :on => :create if initial

  const = attr.to_s.pluralize.upcase
  const_set(const, options[:states].freeze.each(&:freeze)) unless const_defined?(const)
end