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class RouteElement < ActiveRecord::Base
ELEMENT_ACTIONS = ['none', 'match', 'not_match', 'set']
attr_accessible :call_route_id, :var_in, :var_out, :pattern, :replacement, :action, :mandatory, :position
belongs_to :call_route
acts_as_list :scope => :call_route
validates :action,
:presence => true,
:inclusion => { :in => ELEMENT_ACTIONS }
def to_s
"#{pattern} => #{var_in} #{var_out}"
end
def move_up?
#return self.position.to_i > RouteElement.where(:call_route_id => self.call_route_id ).order(:position).first.position.to_i
end
def move_down?
#return self.position.to_i < RouteElement.where(:call_route_id => self.call_route_id ).order(:position).last.position.to_i
end
end
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