using System;
using System.Collections.Generic;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Http;
using System.DrawingCore.Imaging;
using System.IO;
using Library;
using System.Collections;
using LitJson;
using System.Globalization;
using System.Web;
using System.Security.Cryptography;
using System.Text;
using Aliyun.OSS;
using System.Net;

namespace MySystem.Areas.Api.Controllers
{
    [Area("Api")]
    [Route("Api/[controller]/[action]")]
    public class PubController : BaseController
    {
        public PubController(IHttpContextAccessor accessor) : base(accessor)
        {
        }
        
        #region OCR识别-营业执照
        public JsonResult BusinessLicenseOcr(string value)
        {
            value = DesDecrypt(value);
            JsonData data = JsonMapper.ToObject(value);
            string Url = data["Url"].ToString();
            if(string.IsNullOrEmpty(Url))
            {
                return Json(new AppResultJson() { Status = "-1", Info = "营业执照识别异常，请手动填写" });
            }
            string content = AliyunOcr.Check(Url);
            if(string.IsNullOrEmpty(content))
            {
                return Json(new AppResultJson() { Status = "-1", Info = "营业执照识别异常，请手动填写" });
            }
            Dictionary<string, object> Obj = new Dictionary<string, object>();
            Obj.Add("OcrData", content);
            return Json(new AppResultJson() { Status = "1", Info = "", Data = Obj });
        }
        #endregion


        #region 活体认证
        public string GetToken()
        {
            if(!string.IsNullOrEmpty(RedisDbconn.Instance.Get<string>("Lkb_Access_Token")))
            {
                return RedisDbconn.Instance.Get<string>("Lkb_Access_Token");
            }
            string basic = "kxs_app:MxYh7A9Gkngp5YxWwKkuKlBGUaAIvpTn";
            basic = Convert.ToBase64String(Encoding.UTF8.GetBytes(basic));
            Dictionary<string, string> header = new Dictionary<string, string>();
            header.Add("Authorization", "Basic " + basic);
            string url = ConfigurationManager.AppSettings["LkbHost"] + "/v1/kxs/userServer/oauth2/token?scope=server&grant_type=urn:ietf:params:oauth:grant-type:jwt-bearer";
            Dictionary<string, string> req = new Dictionary<string, string>();
            req.Add("username", "13281078937");
            req.Add("password", "ksx123987.");
            string reqJson = Newtonsoft.Json.JsonConvert.SerializeObject(req);
            string jsonData = AesEncrypt(reqJson);
            jsonData = Convert.ToBase64String(Encoding.UTF8.GetBytes(jsonData));
            string result = PostWebRequest(url, jsonData, header);
            JsonData data = JsonMapper.ToObject(result);
            if(data["status"].ToString() != "1")
            {
                return "";
            }
            string token = data["data"]["access_token"].ToString();
            RedisDbconn.Instance.Set("Lkb_Access_Token", token);
            RedisDbconn.Instance.SetExpire("Lkb_Access_Token", 3600);
            return token;
        }
        public string initFaceVerify(string value)
        {
            value = DesDecrypt(value);
            JsonData data = JsonMapper.ToObject(value);
            string targetId = data["targetId"].ToString();
            string realName = data["realName"].ToString();
            string idCard = data["idCard"].ToString();
            string metaInfo = data["metaInfo"].ToString().Replace("\"", "\\\"");
            string accessToken = GetToken(); //data["accessToken"].ToString();
            string jsonString = "{\"targetId\":\"" + targetId + "\",\"realName\":\"" + realName + "\",\"idCard\":\"" + idCard + "\",\"metaInfo\":\"" + metaInfo + "\"}";

            string jsonData = AesEncrypt(jsonString);
            jsonData = Convert.ToBase64String(Encoding.UTF8.GetBytes(jsonData));

            Dictionary<string, string> header = new Dictionary<string, string>();
            header.Add("Authorization", "Bearer " + accessToken);
            string result = PostWebRequest(ConfigurationManager.AppSettings["LkbHost"] + "/v1/kxs/userServer/faceVerify/initFaceVerify", jsonData, header);
            return result;
        }
        public string queryFaceVerify(string value)
        {
            string status = RedisDbconn.Instance.Get<string>("LkbFaceVerifyStatus");
            if(status == "1")
            {
                return "{\"status\":\"1\",\"msg\":\"\",\"data\":\"\"}";
            }
            value = DesDecrypt(value);
            JsonData data = JsonMapper.ToObject(value);
            string targetId = data["targetId"].ToString();
            string accessToken = GetToken(); //data["accessToken"].ToString();
            string jsonString = "{\"targetId\":\"" + targetId + "\"}";

            string jsonData = AesEncrypt(jsonString);
            jsonData = Convert.ToBase64String(Encoding.UTF8.GetBytes(jsonData));

            Dictionary<string, string> header = new Dictionary<string, string>();
            header.Add("Authorization", "Bearer " + accessToken);
            string result = HttpRequest(ConfigurationManager.AppSettings["LkbHost"] + "/v1/kxs/userServer/faceVerify/query?value=" + jsonData, header);
            return result;
        }
        public string PostWebRequest(string postUrl, string paramData, Dictionary<string, string> headers)
        {
            string ret = string.Empty;
            try
            {
                function.WriteLog(DateTime.Now.ToString(), "请求开店宝API日志");
                function.WriteLog(postUrl, "请求开店宝API日志");
                function.WriteLog(paramData, "请求开店宝API日志");
                byte[] postData = System.Text.Encoding.UTF8.GetBytes(paramData);
                // 设置提交的相关参数 
                HttpWebRequest request = WebRequest.Create(postUrl) as HttpWebRequest;
                System.Text.Encoding myEncoding = System.Text.Encoding.UTF8;
                request.Method = "POST";
                request.KeepAlive = false;
                request.AllowAutoRedirect = true;
                request.ContentType = "application/json";
                foreach (string key in headers.Keys)
                {
                    request.Headers.Add(key, headers[key]);
                }
                request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR  3.0.04506.648; .NET CLR 3.5.21022; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)";

                request.ContentLength = postData.Length;

                // 提交请求数据 
                Stream outputStream = request.GetRequestStream();
                outputStream.Write(postData, 0, postData.Length);
                outputStream.Close();
                HttpWebResponse response;
                Stream responseStream;
                StreamReader reader;
                string srcString;
                response = request.GetResponse() as HttpWebResponse;
                responseStream = response.GetResponseStream();
                reader = new StreamReader(responseStream, System.Text.Encoding.UTF8);
                srcString = reader.ReadToEnd();
                ret = srcString;   //返回值赋值
                reader.Close();
                function.WriteLog(srcString, "请求开店宝API日志");
            }
            catch (WebException ex)
            {
                HttpWebResponse response = (HttpWebResponse)ex.Response;
                Stream myResponseStream = response.GetResponseStream();
                //获取响应内容
                StreamReader myStreamReader = new StreamReader(myResponseStream);
                ret = myStreamReader.ReadToEnd();
                myResponseStream.Close();
            }
            catch (Exception ex)
            {
                ret = "fail";
                function.WriteLog(DateTime.Now.ToString() + "\r\n" + ex.ToString(), "请求开店宝API异常");
            }
            return ret;
        }
        public string HttpRequest(string url, Dictionary<string, string> header, string Method = "GET")
        {
            string result = "";
            try
            {
                HttpWebRequest webReq = (HttpWebRequest)HttpWebRequest.Create(url);
                webReq.Method = Method;
                webReq.KeepAlive = true;
                webReq.Timeout = 1200000;
                webReq.ContentType = "text/html";//application/x-www-form-urlencoded
                if (header.Count > 0)
                {
                    foreach (string key in header.Keys)
                    {
                        webReq.Headers.Add(key, header[key]);
                    }
                }
                webReq.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.0.3705;)";
                using (HttpWebResponse response = (HttpWebResponse)webReq.GetResponse())
                {
                    using (StreamReader reader = new StreamReader(response.GetResponseStream()))
                    {
                        result = reader.ReadToEnd();
                        //function.WriteLog(context.Request.QueryString["mobile"] + "  " + reader.ReadToEnd());
                    }
                    if (response != null)
                        response.Close();
                }
            }
            catch (WebException ex)
            {
                HttpWebResponse response = (HttpWebResponse)ex.Response;
                Stream myResponseStream = response.GetResponseStream();
                //获取响应内容
                StreamReader myStreamReader = new StreamReader(myResponseStream);
                result = myStreamReader.ReadToEnd();
                myResponseStream.Close();
            }
            catch (Exception ex)
            {
                result = ex.ToString();
            }
            return result;
        }
        public string AesEncrypt(string str)
        {
            if (string.IsNullOrEmpty(str)) return null;
            Byte[] toEncryptArray = Encoding.UTF8.GetBytes(str);
            // string key = "ZwwQCjEnGwaKzKWeuk4XIaHR0zbF8kSk";
            // string iv = "Jg4FxlLbfn0viypF";
            string key = "CBTU1dD4Kd5pyiGWTsI10jRQ3SvKusSV";
            string iv = "DYgjCEIMVrj2W9xN";

            System.Security.Cryptography.RijndaelManaged rm = new System.Security.Cryptography.RijndaelManaged
            {
                Key = Encoding.UTF8.GetBytes(key),
                IV = Encoding.UTF8.GetBytes(iv),
                Mode = System.Security.Cryptography.CipherMode.CBC,
                Padding = System.Security.Cryptography.PaddingMode.PKCS7
            };
            System.Security.Cryptography.ICryptoTransform cTransform = rm.CreateEncryptor();
            Byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
            return Convert.ToBase64String(resultArray, 0, resultArray.Length);
        }
        #endregion
    }
}