module ApiHelper
  #获取用户的工作单位
  def get_user_work_unit user
    work_unit = ""
    if user.user_extensions.identity == 0 || user.user_extensions.identity == 1
      work_unit = user.user_extensions.school.name unless  user.user_extensions.school.nil?
    elsif  user.user_extensions.identity == 3
      work_unit = user.user_extensions.occupation
    elsif user.user_extensions.identity == 2
      work_unit = user.firstname
    end
    work_unit
  end

  #获取用户地区
  def get_user_location user
    location = ""
    location << (user.user_extensions.location || '')
    location << (user.user_extensions.location_city || '')
    location
  end


  def get_assigned_homeworks(homeworks, n, index)
    homeworks += homeworks
    homeworks[index + 1 .. index + n]
  end


  def stars_to_json_like starts,show_jour,homework,show_name
    result = []
    starts.each do |s|
      comment = get_homework_review homework,show_jour,s.rater
      rater_name = show_name ? s.rater.login : l(:label_anonymous)
      rater_id = show_name ? s.rater.id : ''
      result << {:rater_id =>rater_id ,:rater_name => rater_name,:created_at => format_time(s.created_at),:stars => s.stars,:comment => comment}
    end
    result
  end
end