using System;
using System.Net;
using System.Security.Cryptography;
using System.Text;
using Model;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using RestSharp;
using ResponeData = Model.Customization._14HJ.ResponeData;

namespace BLL.Oauth
{
    public class OauthService_14HJ : IOauthService
    {
        public Sys_User GetLoginInfo(string token, ref string message)
        {
            /**
             * 测试环境：http://bjjgq.ticp.net:12780
                私钥：rd8VreAxoI00WApZ9lo5tefkMMtho2mVI9Bo5Yajk18nKuOpcnLuaFUHuTyPEUuG
                公钥：203991581b97402083abcad057cc7e5d
             */
            /**
            * 正式环境： http://aep.cncecbjkm.com:10004
               私钥：O6AJF6ssJomrDz2m1yvvy3ZRg1tyle98tDBqmabgK7OwjSPUNZRtaDItTjV2fQ2c
               公钥：f846dfebe55046a69d2406fa844de934
            */
            var user = new Sys_User();
            ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;

            var pubKey = "f846dfebe55046a69d2406fa844de934"; //公钥
            var priKey = "O6AJF6ssJomrDz2m1yvvy3ZRg1tyle98tDBqmabgK7OwjSPUNZRtaDItTjV2fQ2c"; // 私钥
            var reqUrl = "https://aep.cncecbjkm.com/kmAep" + "/auth/token-auth/" + token;
            // 构造请求
            var client = new RestClient(reqUrl);
            var request = new RestRequest(Method.GET);
            // 添加请求头
            var timestamp = (long)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalMilliseconds;
            var requestString = "";
            var uri = "/auth/token-auth/" + token;
            var signInfo = CalculateSignature(pubKey, uri, requestString, priKey, timestamp);
            request.AddHeader("pubKey", pubKey);
            request.AddHeader("ts", timestamp.ToString());
            request.AddHeader("signInfo", signInfo);
            // 发送请求
            var response = client.Execute(request);
            var resultData = JsonConvert.DeserializeObject<ResponeData>(response.Content);
            // Model.Customization._14HJ.ResponeData resultData = Newtonsoft.Json.JsonConvert.DeserializeObject<Model.Customization._14HJ.ResponeData>("{\r\n    \"code\": \"0\",\r\n    \"msg\": \"成功\",\r\n    \"data\": {\r\n        \"phone\": \"13265659898\",\r\n        \"tenantCode\": \"789075185775935488\",\r\n        \"tenantName\": \"中化学数智科技有限公司\",\r\n        \"userCode\": \"789075185775935555\"\r\n    }\r\n}");
            if (resultData.code == "0")
            {
                var jt = JsonConvert.DeserializeObject<JObject>(resultData.data?.ToString());
                var usercode = jt["userCode"].ToString();
                user = UserService.GetUserByUserCode(usercode);
                if (user == null)
                {
                    message = "未找到该用户";
                }
            }
            else
            {
                message = resultData.msg;
            }

            return user;
        }
        /// <summary>
        /// 创建签名
        /// </summary>
        /// <param name="pubKey"></param>
        /// <param name="uri"></param>
        /// <param name="requestString"></param>
        /// <param name="priKey"></param>
        /// <param name="timestamp"></param>
        /// <returns></returns>
        private string CalculateSignature(string pubKey, string uri, string requestString, string priKey,
            long timestamp)
        {
            var dataToSign = pubKey + uri + requestString + priKey + timestamp;
            var dataToSignBytes = Encoding.UTF8.GetBytes(dataToSign);
            using (var sha1 = SHA1.Create())
            {
                var hash = sha1.ComputeHash(dataToSignBytes);
                var sub = new StringBuilder();
                foreach (var t in hash)
                {
                    sub.Append(t.ToString("x2"));
                }

                return sub.ToString();
            }
        }
    }
}