module OrbitModel

  module Approval

    def self.included(base)
      base.extend ClassMethods
      base.class_eval do
        field :is_checked, :type => Boolean, :default => false
        field :is_pending, :type => Boolean, :default => true 
        field :is_rejected, :type => Boolean, :default => false 
        field :not_checked_reason
        class_variable_defined?(:@@can_display) ? \
        class_variable_set(:@@can_display, class_variable_get(:@@can_display).merge({is_checked: true, is_rejected: false, is_pending: false})) : \
        class_variable_set(:@@can_display, {is_checked: true, is_rejected: false, is_pending: false})
        send :include, InstanceMethods
      end
    end

    module InstanceMethods

      def de_pending
        self.is_pending = false
      end

      def de_pending!
        de_pending
        self.save!
      end

      def is_checked?
        !self.is_pending && self.is_checked && (self.is_rejected == false)
      end
      
      def is_pending?
        self.is_pending
      end
      
      def is_rejected?
        !self.is_pending && self.is_rejected && (self.is_rejected == true)
      end
      
      def proc_check(check,not_pass_info = "")
        self.is_checked = true
        if check == "true"
          self.is_rejected = false
        elsif check == "false"
          self.is_rejected = true
          self.not_checked_reason = not_pass_info
        end
      end

    end

    module ClassMethods

      define_method(:can_display) do
        where(class_variable_get(:@@can_display))
      end unless method_defined? :can_display

    end
    
  end

end