using DSWeb.EntityDA;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Net.Security;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using System.Web;
using System.Linq;
using System.Text.RegularExpressions;
using log4net;
using Newtonsoft.Json.Linq;
using DSWeb.Areas.Account.DAL.Chfee_Invoice_HangXin;
using DSWeb.MvcShipping.DAL.MsCompanysDAL;
using DSWeb.MvcShipping.DAL.MsSysParamSet;

namespace DSWeb.Common.Helper
{
    public class RYTHelper
    {
        private const string apiUrlTest = "https://www.chinaeinv.com:943/igs/api/invoiceApi.jspa";//测试环境
        private const string apiUrl = "https://www.chinaeinv.com/igs/api/invoiceApi.jspa";//正式环境


        public RYTHelper()
        {
        }

        /// <summary>
        /// 开启测试模式（使用测试环境）
        /// </summary>
        private bool IsTestMode = false;

        #region 对象属性

        private string AppCode
        {
            get
            {
                if (IsTestMode)
                {
                    return "PTTEST17";
                }
                else
                {
                    return "PT000147";
                }
            }
        }

        private string KeyStore
        {
            get
            {
                if (IsTestMode)
                {
                    return "PTTEST17.pfx";
                }
                else
                {
                    return "PT000147.pfx";
                }
            }
        }

        private string KeyStorePsw
        {
            get
            {
                if (IsTestMode)
                {
                    return "PTTEST17";
                }
                else
                {
                    return "vfrsedazsed";
                }
            }
        }

        private string ApiUrl
        {
            get
            {
                if (IsTestMode)
                {
                    return apiUrlTest;
                }
                else
                {
                    return apiUrl;
                }
            }
        }
        #endregion

        #region 公共方法
        #region 开票
        /// <summary>
        /// 开票
        /// </summary>
        /// <param name="strParams"></param>
        /// <returns></returns>
        public string PostInvoice(string strParams)
        {
            //logger.Debug($"瑞宏开票：{strParams}");
            var rtn = DoPostData(strParams, "chinaeinv.api.invoice.v3.kp_async");
            //logger.Debug($"瑞宏开票返回：{rtn}");
            return rtn;
        }

        /// <summary>
        /// 开票
        /// </summary>
        /// <param name="strParams"></param>
        /// <returns></returns>
        public string PostInvoice(RuihongPostModel postModel)
        {
            var strJson = JsonConvert.SerializeObject(postModel);
            if (postModel.notices == null || postModel.notices.Count == 0)
            {
                JObject jobj = JObject.Parse(strJson);
                jobj.Remove("notices");
                strJson = jobj.ToString();
            }
            return PostInvoice(strJson);
        }

        /// <summary>
        /// 开票
        /// </summary>
        /// <param name="invId"></param>
        /// <returns></returns>
        //public bool PostInvoiceRecord(string invId, out string msg)
        //{
        //    var inv = ChinvoiceDAL.GetData("cm.GID='" + invId + "'");
        //    var invItems = ChinvoiceDAL.GetDetailList("PID='" + invId + "'");



        //    RYTInvoiceModel postModel = new RYTInvoiceModel();
        //    postModel.SerialNo = DateTime.Now.ToString("yyyyMMddHHmmssfff") + "000001";
        //    postModel.CustomerCode = inv.CUSTRATENO;
        //    postModel.CustomerName = inv.INVOICECUSTNAME;
        //    postModel.CustomerAddress = inv.CUSTADDR;
        //    postModel.CustomerTel = inv.CUSTTEL;
        //    for (int idx = inv.CUSTBANK.Length - 1; idx >= 0; idx--)
        //    {
        //        var idxStr = inv.CUSTBANK[idx].ToString();
        //        if (Regex.IsMatch(idxStr, "[0-9\\s-]{1}"))
        //        {
        //            continue;
        //        }

        //        postModel.CustomerBankName = inv.CUSTBANK.Substring(0, idx + 1);
        //        postModel.CustomerBankAccount = inv.CUSTBANK.Substring(idx + 1);
        //        break;
        //    }
        //    for (int idx = inv.ACCOUNT.Length - 1; idx >= 0; idx--)
        //    {
        //        var idxStr = inv.ACCOUNT[idx].ToString();
        //        if (Regex.IsMatch(idxStr, "[0-9\\s-]{1}"))
        //        {
        //            continue;
        //        }

        //        postModel.PartnerBankName = inv.ACCOUNT.Substring(0, idx + 1);
        //        postModel.PartnerBankAccount = inv.ACCOUNT.Substring(idx + 1);
        //        break;
        //    }
        //    postModel.Drawer = inv.OPERATORNAME;
        //    postModel.Reviewer = inv.CHECKER;
        //    postModel.Payee = inv.PAYEE;
        //    postModel.Currency = "RMB";
        //    postModel.RemarkType = 1;
        //    postModel.Remark = inv.REMARK;
        //    postModel.Email = inv.PUSHEMAIL;
        //    postModel.InvoiceDrawType = "10";
        //    postModel.Details = new List<RYTInvoiceItemModel>();
        //    foreach (var item in invItems)
        //    {
        //        var goodsCode = item.GOODCODE == null ? string.Empty : item.GOODCODE;
        //        goodsCode = goodsCode.PadRight(19, '0');

        //        postModel.Details.Add(new RYTInvoiceItemModel()
        //        {
        //            Type =0,
        //            GoodsName = item.GOODSNAMEREF,
        //            Code=item.GOODCODE,
        //            Spec = item.SPEC,
        //            Unit = item.UNIT,
        //            Quantity = item.PKGS,
        //            TaxRate = item.TAXRATE,
        //            Amount = item.AMOUNT,
        //            Price = item.PRICE,
        //            CatalogCode = goodsCode,
        //            ZeroTaxrateFlag = item.ZTAXTYPE
        //        });
        //    }




        //    string rtn = PostInvoice(postModel);
        //    var rtnObj = JsonConvert.DeserializeObject<RuihongRespCommon>(rtn);
        //    if (rtnObj.code == "0")
        //    {
        //        T_ALL_DA T_ALL_DA = new EntityDA.T_ALL_DA();
        //        var blUpSQL = "update ch_fee_invoice set INVOICESERIALNUM='" + rtnObj.serialNo + "',EINVOICESTATE='1' where GID='" + invId + "' ";
        //        bool bl = T_ALL_DA.GetExecuteSqlCommand(blUpSQL);

        //        //inv.SerialNo = rtnObj.serialNo;
        //        //inv.Status = InvoiceRecord.StatusPost;
        //        //invDB.SaveChanges();

        //        msg = rtnObj.message;
        //        return true;
        //    }
        //    else
        //    {
        //        msg = rtnObj.message;
        //        return false;
        //    }
        //}
        #endregion

        #region 查票
        /// <summary>
        /// 查票
        /// </summary>
        /// <param name="strParams"></param>
        /// <returns></returns>
        public string QueryInvoice(string strParams)
        {
            //logger.Debug($"瑞宏查票：{strParams}");
            var rtn = DoPostData(strParams, "chinaeinv.api.invoice.v3.cx");
            //logger.Debug($"瑞宏查票返回：{rtn}");
            return rtn;
        }

        /// <summary>
        /// 根据操作流水号单个查询
        /// </summary>
        /// <param name="strParams">单个操作流水号</param>
        /// <returns></returns>
        public string QueryInvoiceSerialNo(params string[] serNO)
        {
            if (serNO == null || serNO.Length == 0)
            {
                return null;
            }

            RuihongQueryModel reqModel = new RuihongQueryModel();
            reqModel.serialNo = Guid.NewGuid().ToString();
            reqModel.postTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            reqModel.criteria = new List<RuihongQueryInner>();
            foreach (var item in serNO)
            {
                reqModel.criteria.Add(new RuihongQueryInner()
                {
                    name = "singlesSerialNo",
                    value = item
                });
            }

            return QueryInvoice(JsonConvert.SerializeObject(reqModel));
        }

        /// <summary>
        /// 查询发票开出
        /// </summary>
        /// <param name="invId"></param>
        /// <param name="msg"></param>
        /// <returns></returns>
        public bool QueryInvoiceRecord(string invId,string INVOICESERIALNUM, out string msg)
        {
            //var inv = ChinvoiceDAL.GetData("cm.GID='" + invId + "'");
            if (string.IsNullOrEmpty(INVOICESERIALNUM))
            {
                msg = "还未成功进行平台开票，无可读数据";
                return false;
            }

            string rtn = QueryInvoiceSerialNo(INVOICESERIALNUM);
            var rtnObj = JsonConvert.DeserializeObject<RuihongRespQuery>(rtn);
            if (rtnObj.code == "0")
            {
                var InvCode = rtnObj.invoices[0].code.Substring(0, 12);
                var InvNum = rtnObj.invoices[0].code.Substring(12);
                var PdfUrl = rtnObj.invoices[0].pdfUnsignedUrl;

                PdfUrl = PdfUrl.Replace("Unsigned", "");

                var PictureUrl = rtnObj.invoices[0].viewUrl;
                var InvoiceDate = Convert.ToDateTime(rtnObj.invoices[0].generateTime).ToString("yyyy-MM-dd");
                var needautolock = MsSysParamSetDAL.GetSysParam("INVOICEAUTOLOCK").isnullortrue();
                T_ALL_DA T_ALL_DA = new EntityDA.T_ALL_DA();
                var blUpSQL = "update ch_fee_invoice set INVOICECODE='" + InvCode + "',INVOICENO='" + InvNum + "',INVOICEINFOURL='" + PictureUrl + "',INVOICEPDFURL='" + PdfUrl + "',INVOICEMAKETIME='" + InvoiceDate + "',EINVOICESTATE='2'  where GID='" + invId + "' ";
                if (needautolock)
                {
                    blUpSQL = "update ch_fee_invoice set BILLSTATUS=1,INVOICECODE='" + InvCode + "',INVOICENO='" + InvNum + "',INVOICEINFOURL='" + PictureUrl + "',INVOICEPDFURL='" + PdfUrl + "',INVOICEMAKETIME='" + InvoiceDate + "',EINVOICESTATE='2'  where GID='" + invId + "' ";
                }
                bool bl = T_ALL_DA.GetExecuteSqlCommand(blUpSQL);




                //读取成功后，发送邮件
                //if (inv.PushMode == "0" && !string.IsNullOrEmpty(inv.Email))
                //{
                //    MailHelper.SendMailInvoiceRecord(inv.GID);
                //}

                msg = rtnObj.message;
                return true;
            }
            else
            {
                msg = rtnObj.message;
                return false;
            }

        }
        #endregion


        #region 冲红
        /// <summary>
        /// 冲红
        /// </summary>
        /// <param name="strParams"></param>
        /// <returns></returns>
        public string RedInvoice(string strParams)
        {
            //logger.Debug($"瑞宏冲红：{strParams}");
            var rtn = DoPostData(strParams, "chinaeinv.api.invoice.v3.ch_async");
            //logger.Debug($"瑞宏冲红返回：{rtn}");
            return rtn;
        }


        /// <summary>
        /// 冲红
        /// </summary>
        /// <param name="redModel"></param>
        /// <returns></returns>
        public string RedInvoice(RuihongRedInvoiceModel redModel)
        {
            return RedInvoice(JsonConvert.SerializeObject(redModel));
        }


        /// <summary>
        /// 冲红
        /// </summary>
        /// <param name="invId"></param>
        /// <returns></returns>
        public bool RedInvoiceRecord(string invId, out string msg)
        {
            var inv = ChinvoiceDAL.GetData("cm.GID='" + invId + "'");
            //var invItems = ChinvoiceDAL.GetDetailList("PID='" + invId + "'");
            RuihongRedInvoiceModel redModel = new RuihongRedInvoiceModel();
            redModel.serialNo = inv.GID;
            redModel.postTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            redModel.originalCode = inv.REDCODE + inv.REDNUM;
            redModel.reason = string.IsNullOrEmpty(inv.REMARK) ? "冲红" : inv.REMARK;


            string rtn = RedInvoice(redModel);
            var rtnObj = JsonConvert.DeserializeObject<RuihongRespCommon>(rtn);
            if (rtnObj.code == "0")
            {
                //inv.SerialNo = rtnObj.serialNo;
                //inv.Status = InvoiceRecord.StatusPost;
                //invDB.SaveChanges();
                T_ALL_DA T_ALL_DA = new EntityDA.T_ALL_DA();
                var blUpSQL = "update ch_fee_invoice set INVOICESERIALNUM='" + rtnObj.serialNo + "',EINVOICESTATE='2' where GID='" + invId + "' ";
                bool bl = T_ALL_DA.GetExecuteSqlCommand(blUpSQL);
                msg = rtnObj.message;
                return true;
            }
            else
            {
                msg = rtnObj.message;
                return false;
            }
        }
        #endregion

        public string DoPostData(string kpParams, string cmd)
        {
            //appCode
            string appcode = UrlEncode(AppCode, Encoding.UTF8);
            //cmdName
            string cmdName = UrlEncode(cmd, Encoding.UTF8);
            //sign
            string sign = UrlEncode(GetSign(kpParams), Encoding.UTF8);
            //URL
            StringBuilder Url = new StringBuilder();
            Url.Append(ApiUrl);
            Url.Append("?sign=" + sign);
            Url.Append("&cmdName=" + cmdName);
            Url.Append("&appCode=" + appcode);

            //Post 请求URL
            HttpWebRequest request = null;
            HttpWebResponse response = null;
            try
            {
                //设置最大连接数
                ServicePointManager.DefaultConnectionLimit = 200;
                //设置https验证方式
                if (ApiUrl.StartsWith("https", StringComparison.OrdinalIgnoreCase))
                {
                    ServicePointManager.ServerCertificateValidationCallback =
                            new RemoteCertificateValidationCallback(CheckValidationResult);
                }
                request = WebRequest.Create(Url.ToString()) as HttpWebRequest;
                byte[] requestBytes = Encoding.GetEncoding("UTF-8").GetBytes(kpParams);
                request.Method = "POST";
                request.Timeout = 180 * 1000;
                request.ContentType = "application/json;charset=UTF-8";
                request.ContentLength = requestBytes.Length;
                using (Stream requestStream = request.GetRequestStream())
                {
                    requestStream.Write(requestBytes, 0, requestBytes.Length);
                    requestStream.Close();
                }
                //获取响应报文
                response = request.GetResponse() as HttpWebResponse;
                using (StreamReader reader = new StreamReader(request.GetResponse().GetResponseStream(), Encoding.GetEncoding("UTF-8")))
                {
                    return reader.ReadToEnd().Trim();
                }
            }
            catch (Exception ex)
            {
                return ex.Message;
            }
            finally
            {
                //关闭连接和流
                if (response != null)
                {
                    response.Close();
                }
                if (request != null)
                {
                    request.Abort();
                }
            }
        }
        #endregion

        #region 私有方法
        private bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
        {
            return true;
        }

        /// <summary>
        /// UrlEncode
        /// </summary>
        /// <param name="temp">要转码的文本</param>
        /// <param name="encoding">编码</param>
        /// <returns></returns>
        private string UrlEncode(string temp, Encoding encoding)
        {
            StringBuilder stringBuilder = new StringBuilder();
            for (int i = 0; i < temp.Length; i++)
            {
                string t = temp[i].ToString();
                string k = HttpUtility.UrlEncode(t, encoding);
                if (t == k)
                {
                    stringBuilder.Append(t);
                }
                else
                {
                    stringBuilder.Append(k.ToUpper());
                }
            }
            return stringBuilder.ToString();
        }

        /// <summary>
        /// 数字签名
        /// </summary>
        /// <returns></returns>
        private string GetSign(string kpParams)
        {
            try
            {
                var keyStorePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, KeyStore);
                //logger.Debug($"keyStorePath:{keyStorePath}");
                //logger.Debug($"KeyStorePsw:{KeyStorePsw}");
                X509Certificate2 x = new X509Certificate2(keyStorePath, KeyStorePsw, X509KeyStorageFlags.Exportable);
                RSACryptoServiceProvider rsa = x.PrivateKey as RSACryptoServiceProvider;
                byte[] data = Encoding.UTF8.GetBytes(kpParams);
                RSACryptoServiceProvider privateKey1 = new RSACryptoServiceProvider();
                privateKey1.ImportParameters(rsa.ExportParameters(true));
                byte[] sign = privateKey1.SignData(data, "MD5");
                string strSign = Convert.ToBase64String(sign);
                string s1 = strSign.Substring(0, 76);
                string s2 = strSign.Substring(76 * 1, 76);
                string s3 = strSign.Substring(76 * 2);
                string resultSign = UrlEncode(s1, Encoding.UTF8) + "%0D%0A"
                                    + UrlEncode(s2, Encoding.UTF8) + "%0D%0A"
                                    + UrlEncode(s3, Encoding.UTF8);
                return resultSign;
            }
            catch (Exception ex)
            {
                var excep = ex;
                while (excep != null)
                {
                    //logger.Error(excep.Message);
                    //logger.Error(excep.StackTrace);
                    excep = excep.InnerException;
                }
                return string.Empty;
            }
        }

        #endregion
    }


    #region 交互对象
    #region 开票请求
    public class RYTPostModel
    {
        public string version { get; set; }
        public RYTPostHeadModel Head { get; set; }
        public string Body { get; set; }
    }

    public class RYTPostHeadModel
    {
        public string SerialNo { get; set; }
        public string PostTime { get; set; }
        public string Code { get; set; }
        public string Message { get; set; }
    }



    public class RYTInvoiceModel
    {
        /// <summary>
        /// 是	50	操作流水号。传入重复的操作流水号则认为是重复操作。
        /// </summary>
        public string SerialNo { get; set; }
        /// <summary>
        /// 是	100	购货方名称，即发票抬头。
        /// </summary>
        public string CustomerName { get; set; }

        /// <summary>
        /// 否	20	购货方纳税人识别号或者个人身份证号
        /// </summary>
        public string CustomerCode { get; set; }

        /// <summary>
        /// 否	79	购货方地址。
        /// </summary>
        public string CustomerAddress { get; set; }

        /// <summary>
        /// 否	20	购货方电话。
        /// </summary>
        public string CustomerTel { get; set; }

        /// <summary>
        /// 否	69	购货方开户银行。
        /// </summary>
        public string CustomerBankName { get; set; }

        /// <summary>
        /// 否	30	购货方银行账号。
        /// </summary>
        public string CustomerBankAccount { get; set; }

        /// <summary>
        /// 否	69	销货方开户银行。
        /// </summary>
        public string PartnerBankName { get; set; }

        /// <summary>
        /// 否	30	销货方银行账号。
        /// </summary>
        public string PartnerBankAccount { get; set; }

        /// <summary>
        /// 是	8	开票人。
        /// </summary>
        public string Drawer { get; set; }

        /// <summary>
        /// 否	8	收款人。
        /// </summary>
        public string Payee { get; set; }

        /// <summary>
        /// 否	8	复核人。
        /// </summary>
        public string Reviewer { get; set; }

        /// <summary>
        /// 否	20	币别。
        /// </summary>
        public string Currency { get; set; }


        public decimal Price { get; set; }

        /// <summary>
        /// 否	2	开 0- 平台模板 1- 自定义，美金发票备注必填 2- 平台模板+自定义，发票备注
        /// </summary>
        public int RemarkType { get; set; }

        /// <summary>
        /// 否	130	发票备注。
        /// </summary>
        public string Remark { get; set; }

        /// <summary>
        /// 否	50	邮箱。
        /// </summary>
        public string Email { get; set; }

        /// <summary>
        /// 否	2	开票类型。p:电子增值税普通发票（默认） ps:电子收购发票 py：成品油
        /// </summary>
        public string InvoiceDrawType { get; set; }

        /// <summary>
        /// 是	100	发票项目明细列表。每张发票最多一百条。
        /// </summary>
        public List<RYTInvoiceItemModel> Details { get; set; }
    }

    public class RYTInvoiceItemModel
    {

        /// <summary>
        /// 是	50	费用名称。
        /// </summary>
        public string GoodsName { get; set; }

        /// <summary>
        /// 否	项次。
        /// </summary>
        public int Item { get; set; }

        /// <summary>
        /// 是	1	发票行性质 0 正常行、1 折扣行、2 被 折扣行。
        /// </summary>
        public int Type { get; set; }

        /// <summary>
        /// 是	90	商品编码。可在每一行商品下加入折扣行,折扣行商品名称与被折扣商品名称一致,金额和税额栏以负数填写,税率与被折扣行商品税率相同,其它栏不填写。
        /// </summary>
        public string Code { get; set; }

        /// <summary>
        /// 否	40	规格型号。
        /// </summary>
        public string Spec { get; set; }

        /// <summary>
        /// 否	20	单位。
        /// </summary>
        public string Unit { get; set; }

        /// <summary>
        /// 两者要么都为空，要么都不为空。	18(整)6(小)	商品单价。必须等于amount/quantity的四舍五入值。
        /// </summary>
        public decimal Price { get; set; }

        /// <summary>
        /// 两者要么都为空，要么都不为空。	18(整)6(小)	数量。必须大于等于0.000001。
        /// </summary>
        public decimal Quantity { get; set; }

        /// <summary>
        /// 是	18(整)2(小)	税价合计金额。
        /// </summary>
        public decimal Amount { get; set; }

        public string CatalogCode { get; set; }

        public string ZeroTaxrateFlag { get; set; }

        public decimal TaxRate { get; set; }


    }


    #endregion

    #region 查票请求 
    public class RYTQueryModel
    {
        public string name { get; set; }
        public string value1 { get; set; }
        public string value2 { get; set; }

    }

    #endregion

    #region 冲红请求
    public class RYTRedInvoiceModel
    {
        /// <summary>
        /// 是	50	操作流水号。传入重复的操作流水号则认为是重复操作。
        /// </summary>
        public string SerialNo { get; set; }

        /// <summary>
        /// 是	19	原发票代码
        /// </summary>
        public string OriginalInvoiceCode { get; set; }
        /// <summary>
        /// 是	20	＋原发票号码。
        /// </summary>
        public string OriginalInvoiceNo { get; set; }

        public string Email { get; set; }

    }
    #endregion

    #region 返回
    public class RYTRespCommon
    {
        public string version { get; set; }
        public RYTRespQuery Head { get; set; }
        public string Body { get; set; }
    }

    public class RYTRespQuery : RuihongRespCommon
    {
        public string SerialNo { get; set; }
        public string PostTime { get; set; }
        public string Code { get; set; }
        public string Message { get; set; }
    }

    public class RYTRespQueryInner
    {
        public string SerialNo { get; set; }
        public string InvoiceNo { get; set; }
        public string InvoiceCode { get; set; }
        public string CheckCode { get; set; }
        public string FiscalCode { get; set; }
        public string GenerateTime { get; set; }
        public string Currency { get; set; }
        public string PdfUrl { get; set; }
        public string ViewUrl { get; set; }

    }
    #endregion
    #endregion
}