tsubery/quantifier

class ApplicationController < ActionController::Base
  protect_from_forgery with: :exception

  helper_method :current_user
  helper_method :user_signed_in?

  private

  def current_user
    @current_user ||= User.find_by beeminder_user_id: session[:beeminder_user_id]
  end

  def user_signed_in?
    !!current_user
  end

  def authenticate_user!
    return if current_user
    redirect_to root_url, alert: "You need to sign in for access to this page."
  end
end