module Commands
  class LessonCommand < Command
    def self.command_string
      "lesson"
    end

    def self.description
      "Starts timers for a lesson"
    end

    def execute
      return message.respond("There's already a lesson running!") if ika.current_lesson_running?

      message.respond("Starting a lesson now!")
      ika.start_lesson! message
    end
  end
end