app/models/notification.rb


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class Notification
  #
  # Notification levels
  #
  N_DISABLED = 0
  N_PARTICIPATING = 1
  N_WATCH = 2
  N_GLOBAL = 3
  N_MENTION = 4

  attr_accessor :target

  class << self
    def notification_levels
      [N_DISABLED, N_PARTICIPATING, N_WATCH, N_MENTION]
    end

    def options_with_labels
      {
        disabled: N_DISABLED,
        participating: N_PARTICIPATING,
        watch: N_WATCH,
        mention: N_MENTION,
        global: N_GLOBAL
      }
    end

    def project_notification_levels
      [N_DISABLED, N_PARTICIPATING, N_WATCH, N_GLOBAL, N_MENTION]
    end
  end

  def initialize(target)
    @target = target
  end

  def disabled?
    target.notification_level == N_DISABLED
  end

  def participating?
    target.notification_level == N_PARTICIPATING
  end

  def watch?
    target.notification_level == N_WATCH
  end

  def global?
    target.notification_level == N_GLOBAL
  end

  def mention?
    target.notification_level == N_MENTION
  end

  def level
    target.notification_level
  end
end