# frozen_string_literal: true

module Thredded
  class MarkAllRead
    def self.run(user)
      unread_topics = Thredded::PrivateTopic.unread(user)
      return if unread_topics.empty?

      unread_topics.each do |topic|
        last_post = topic.posts.order_oldest_first.last
        total_pages = topic.posts.page(1).total_pages

        Thredded::UserPrivateTopicReadState.touch!(
          user.id,
          topic.id,
          last_post,
          total_pages
        )
      end
    end
  end
end