# frozen_string_literal: true

class ProblemCheck::OutOfDateThemes < ProblemCheck
  self.priority = "low"

  def call
    return no_problem if out_of_date_themes.empty?

    problem
  end

  private

  def out_of_date_themes
    @out_of_date_themes ||= RemoteTheme.out_of_date_themes
  end

  def message
    "#{I18n.t("dashboard.problem.out_of_date_themes")}<ul>#{themes_list}</ul>"
  end

  def themes_list
    out_of_date_themes
      .map do |name, id|
        "<li><a href=\"#{Discourse.base_path}/admin/customize/themes/#{id}\">#{CGI.escapeHTML(name)}</a></li>"
      end
      .join("\n")
  end
end