using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Net.NetworkInformation;
using System.Text;
using System.Threading.Tasks;
using QRCoder;
using RestSharp.Extensions;
namespace New_College.Common
{
    public static class QrCodeHelper
    {
        /// <summary>
        /// 生成二维码
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        public static byte[] GerQrCodeStream(string url)
        {

            // 创建 QRCodeGenerator 实例
            QRCodeGenerator qrGenerator = new QRCodeGenerator();

            // 创建 QRCodeData 实例
            QRCodeData qrCodeDataObject = qrGenerator.CreateQrCode(url, QRCodeGenerator.ECCLevel.Q);

            // 创建 PngByteQRCode 实例
            PngByteQRCode qrCode = new PngByteQRCode(qrCodeDataObject);

            // 获取二维码图片的字节数组
           var qrCodeImageBytes = qrCode.GetGraphic(8); // 图片大小

         
            return qrCodeImageBytes;
        }

  
    }
}