json.data do
  json.array! @sale_plans do |d|
    json.id d.id
    json.staff d.staff.user.real_name
    json.teacher_name d.teacher.name
    json.department d.teacher.department&.name
    json.school d.teacher.department&.school&.name
    json.month d.month.strftime("%Y-%m")
    json.week d.weekly
    json.teacher_id d.teacher_id
    json.content d.content.truncate(30)
    json.count d.teacher.teacher_follows_count
    json.rate "#{d.finish_rate}%"
    json.updated_at d.updated_at.to_s
  end
end

json.code 0
json.count @sale_plans.total_count