def create
      user_ids = params[:promocode][:user_id]
      if params[:promocode][:type] == 'default'
        promo = Promocode.where("end_date > #{params[:promocode][:start_date]} AND type='default'")
        path = Rails.root.join('public/my_log.txt')
        File.open(path, 'a+') do |f|
          current_time = Time.now.strftime("%d/%m/%Y %H:%M")
          f.puts '-----------------------------------------'
          f.puts 'Date : '+current_time.rjust(34)
          f.puts "\n"
          f.puts 'IP : '+request.remote_ip.rjust(36)
          f.puts 'Action : save promo'
          f.puts promo
          f.puts '-----------------------------------------'
        end
      else
        @promocode = Promocode.create(start_date: params[:promocode][:start_date], end_date: params[:promocode][:end_date], promo_code: params[:promocode][:promo_code], type: params[:promocode][:type], amount: params[:promocode][:amount], note: params[:promocode][:note], user_id: user_ids)
        if @promocode.valid?
          Notification.send_admin_offer_notifications(user_ids, params[:promocode][:note], 'PROMOCODE')
          redirect_to admin_promocodes_path, :notice => "Promo code is being created for #{user_ids[0] == 'all' ? 'All' : user_ids.length} user(s)"
        else
          render 'new'
        end
      end
    end