module DiscourseHelper
  def discourse_configured?
    discourse_url.present?
  end

  def discourse_url
    ENV['DISCOURSE_URL']
  end

  def discourse_login_url
    discourse_url + '/login'
  end

  def discourse_sso_url
    discourse_url + '/session/sso_login'
  end

  def discourse_url!
    discourse_url or raise 'Missing Discourse URL'
  end

  def discourse_sso_secret!
    ENV['DISCOURSE_SSO_SECRET'] or raise 'Missing SSO secret'
  end
end