class Libraries::SaveForm include ActiveModel::Model attr_accessor :title, :content, :author_name, :author_school_name, :cover_id, :publish, :attachment_ids, :tag_ids validates :title, presence: true, length: { maximum: 255 } validates :content, presence: true validates :author_name, presence: true, length: { maximum: 10 } validates :author_school_name, presence: true, length: { maximum: 50 } validates :attachment_ids, presence: true end