discourse/app/controllers/composer_messages_controller.rb

# frozen_string_literal: true

class ComposerMessagesController < ApplicationController
  requires_login

  def index
    finder =
      ComposerMessagesFinder.new(current_user, params.slice(:composer_action, :topic_id, :post_id))
    json = { composer_messages: [finder.find].compact }

    if params[:topic_id].present?
      topic = Topic.where(id: params[:topic_id]).first
      if guardian.can_see?(topic)
        json[:extras] = { duplicate_lookup: TopicLink.duplicate_lookup(topic) }
      end
    end

    render_json_dump(json, rest_serializer: true)
  end

  def user_not_seen_in_a_while
    usernames = params.require(:usernames)
    users = ComposerMessagesFinder.user_not_seen_in_a_while(usernames)
    user_count = users.count

    if user_count > 0
      message_locale =
        if user_count == 1
          "education.user_not_seen_in_a_while.single"
        else
          "education.user_not_seen_in_a_while.multiple"
        end
    end

    json = {
      user_count: user_count,
      usernames: users,
      time_ago:
        AgeWords.time_ago_in_words(
          SiteSetting.pm_warn_user_last_seen_months_ago.month.ago,
          true,
          scope: :"datetime.distance_in_words_verbose",
        ),
    }
    render_json_dump(json)
  end
end