using Estsh.Core.Const;
using Estsh.Core.IServices;
using Estsh.Core.Models;
using Estsh.Core.Repository.IRepositories;
using Estsh.Core.Util;
using Hardware.Info;
using Newtonsoft.Json;
using System.Text;

/***************************************************************************************************
 *
 * 更新人：sitong.dong
 * 描述：
 * 修改时间：2022.06.22
 * 修改日志：系统迭代升级
 *
 **************************************************************************************************/
namespace Estsh.Core.Services
{
    public class LicenseService : BaseService<SysEnum>, ILicenseService
    {
        public LicenseService(IEnumRepository iRepository) : base(iRepository)
        {
        }

        public string GetLicenseRegistInfo()
        {
            return LicenseRegistInfoEncrypt();
        }


        /// <summary>
        /// 对授权注册码加密
        /// </summary>
        /// <returns></returns>
        private string LicenseRegistInfoEncrypt()
        {
            string licenseStr = JsonConvert.SerializeObject(LicenseUtil.licenseInfo);
            string licenseAes = SecurityEncDecrypt.EncryptDES(licenseStr, CommonConstWords.AES_KEY);
            return licenseAes;
        }
        /// <summary>
        /// 发放授权码给工厂
        /// </summary>
        /// <param name="licenseRegistAes">工厂给到的授权注册码</param>
        /// <param name="expireTime">授权到期时间</param>
        /// <returns></returns>
        public string GetLicenseInfo(string licenseRegistAes, string expireTime)
        {
            string licenseStr = SecurityEncDecrypt.DecryptDES(licenseRegistAes, CommonConstWords.AES_KEY);
            LicenseInfo licenseInfo = JsonConvert.DeserializeObject<LicenseInfo>(licenseStr);
            licenseInfo.licenseEndDateTime = expireTime;
            licenseInfo.licenseStartDateTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");

            RsaHelper rsaHelper = new RsaHelper(RSAType.RSA2, Encoding.UTF8, CommonConstWords.RSA_PRIVATE_KEY, CommonConstWords.RSA_PUBLIC_KEY);

            string licenseE = rsaHelper.SubEncrypt(JsonConvert.SerializeObject(licenseInfo));

            

            return licenseE;
        }

        public LicenseInfo LicenseActivate(string licenseStr)
        {
            LicenseUtil.LicenseActivate(licenseStr);
            return LicenseUtil.licenseInfo;
        }
    }
}