using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using PTMedicalInsurance.Common;
using Newtonsoft.Json.Linq;
//using GMUtilLib;
using PTMedicalInsurance.Variables;
using GMCrypto.Lib;
using Newtonsoft.Json;

namespace PTMedicalInsurance.Helper
{
    class EncryptHelper
    {
        //private string appSecret = "1G566663V0033F60C80A0000B26913B4";
        //private string privateKey = "DsexH970Mz9RAuu9SZtqdz/JwwZtppfS1lzOZvtO/Q==";
        //private static string appId = "1G566663I0023F60C80A00000A8F1C36";

        //测试
        private string appId = "1H1INA1L30OG3F60C80A0000DEE43558";    //渠道ID
        private string appSecret = "1H1INA1L90OH3F60C80A00008119D616";   //appSecret 数字密钥sm4
        private string privateKey = "APCIAgJqh3+AcK/IXL1WJD130i2q+6UblRxQzus3+sVw";     //渠道私密
        private string publicKey = "BDMsMM2HPRkaKSl2ynBbCRtJodP8Nh4G5IkEnV+7YHaCplkAZbPMsUlvJpWqQ+Q4sT7611xGSZ1/mPsqgqJ49zs=";            //平台公钥

        public EncryptHelper()
        {
            // 如果有配置信息
            if (!string.IsNullOrEmpty(Global.inf.appId)) {
                this.appId = Global.inf.appId;
                this.appSecret = Global.inf.secretKey;
                this.privateKey = Global.inf.privateKey;
                this.publicKey = Global.inf.publicKey;
            }

            Global.writeLog("ak:" + appSecret + ";sk:" + privateKey + ";appid:" + appId);
        }

        public EncryptHelper(string appId, string appSecret, string publicKey, string privateKey)
        {
            this.appId = appId;
            this.appSecret = appSecret;
            this.publicKey = publicKey;
            this.privateKey = privateKey;
        }


        public string encrypt(string data, ref string signText)
        {
            string encryptData = "";
            try
            {
                string strData = JsonConvert.SerializeObject(JObject.Parse(data), Newtonsoft.Json.Formatting.None);
                encryptData = SignUtils.encryptMsg(appId, appSecret, privateKey, strData, ref signText);

                return encryptData;
            }
            catch (Exception ex)
            {
                encryptData = ex.Message;
                return encryptData;
            }
            
        }

        public string sign(string data)
        {
            string encryptData = "";
            try
            {
                encryptData = SignUtils.signSm3WithSm2(appSecret, privateKey, data);
                return encryptData;
            }
            catch (Exception ex)
            {
                encryptData = ex.Message;
                return encryptData;
            }
        }

        public bool verify(JObject signDto, string signData)
        {
            string error = "";
            try
            {
                return SMUtil.verify(signDto, appSecret, publicKey, signData);
            }
            catch (Exception ex)
            {
                error = ex.Message;
                return false;
            }
        }

        public string decrypt(string encryptData)
        {
            string data = "";
            try
            {
                data = SMUtil.decrypt(encryptData, appId, appSecret);
                return data;
            }
            catch (Exception ex)
            {
                data = ex.Message;
                return data;
            }
        }
    }
}