class PostOwnerChanger def initialize(params) @post_ids = params[:post_ids] @topic = Topic.with_deleted.find_by(id: params[:topic_id].to_i) @new_owner = params[:new_owner] @acting_user = params[:acting_user] @skip_revision = params[:skip_revision] || false raise ArgumentError unless @post_ids && @topic && @new_owner && @acting_user end def change_owner! @post_ids.each do |post_id| next unless post = Post.with_deleted.find_by(id: post_id, topic_id: @topic.id) if post.is_first_post? @topic.user = @new_owner @topic.recover! if post.user.nil? end post.topic = @topic post.set_owner(@new_owner, @acting_user, @skip_revision) PostAction.remove_act(@new_owner, post, PostActionType.types[:like]) level = post.is_first_post? ? :watching : :tracking TopicUser.change(@new_owner.id, @topic.id, notification_level: NotificationLevels.topic_levels[level]) if post == @topic.posts.order("post_number DESC").where("NOT hidden AND posts.deleted_at IS NULL").first @topic.last_poster = @new_owner end @topic.update_statistics @new_owner.user_stat.update( first_post_created_at: @new_owner.reload.posts.order('created_at ASC').first&.created_at ) @topic.save!(validate: false) end end end