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module ActiveModel
module StateMachine
class Machine
attr_accessor :initial_state, :states, :event
attr_reader :klass, :name
def initialize(klass, name)
@klass, @name, @states, @events = klass, name, [], {}
end
def states_for_select
states.map { |st| [st.display_name, st.name.to_s] }
end
def state(name, options = {})
@states << State.new(self, name, options)
end
def initial_state
@initial_state ||= (states.first ? states.first.name : nil)
end
def update(options = {}, &block)
@initial_state = options[:initial]
instance_eval(&block)
self
end
end
end
end
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