educoder/app/controllers/main_controller.rb

class MainController < ApplicationController
  skip_before_action :check_sign
  skip_before_action :user_setup
  skip_before_action :setup_laboratory

  def first_stamp
    render :json => { status: 0, message: Time.now.to_i }
  end

  def index
    domain_session = params[:_educoder_session]
    if domain_session
      uid_logger("main start  domain_session is #{domain_session}")
      if cookies[:_educoder_session] != domain_session
        cookies[:_educoder_session] = nil
        cookies[:_educoder_session] = domain_session
      end


      uid_logger("main start is #{cookies[:_educoder_session]}")
    end
    render file: 'public/react/build/index.html', :layout => false
  end
end