using System;
using System.Web.Services;
using YY.SmsPlatform.Common.Objects;
using YY.SmsPlatform.Common.UserInterface;
using System.Configuration;
using System.Text;
using System.Net.Http;
using System.Threading.Tasks;
using System.Xml;
using System.Diagnostics;

namespace YY.SmsPlatform.UserInterface
{
    /// <summary>
    /// WebService 的摘要说明
    /// </summary>
    [WebService(Namespace = "https://dx.ipyy.net/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [System.ComponentModel.ToolboxItem(false)]
    // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消注释以下行。 
    // [System.Web.Script.Services.ScriptService]
    public class WebService : System.Web.Services.WebService
    {
        /// <summary>
        /// 表示提交方式
        /// </summary>
        private const MsgOrigin msgOrigin = MsgOrigin.WebService;
        /// <summary>
        /// 请求地址
        /// </summary>
        private string _url = ConfigurationManager.AppSettings["ServerUrl"] + "webservice.asmx";
        /// <summary>
        /// 实例化WebService远程对象
        /// </summary>
        /// <summary>
        /// 发送短信接口
        /// </summary>
        /// <param name="userName">用户名</param>
        /// <param name="password">密码</param>
        /// <param name="sms">短信实体</param>
        /// <returns>发送状态</returns>
        [WebMethod(Description = "发送短信接口")]
        public SendResult SendSms(string userName, string password, SmsObject sms)
        {
            string content = SOAPMessage(userName, password, sms);
            string  rlts = GetSOAPMessage(_url, content);
            //string result =rlts.Result.Content.ReadAsStringAsync().Result;
            //SendHelper.WriteToSendXmlLog(result);
            Trace.TraceInformation(rlts);
            SendResult rlt=null;
            try
            {
                 rlt= Analysis(rlts);
                
            }
            catch (Exception ex)
            {

                Trace.TraceInformation("解析XML文件是发生错误！"+ex);
            }
            return rlt;
            
        }
        /// <summary>
        /// 解析XML文件
        /// </summary>
        /// <param name="strResult"></param>
        /// <returns></returns>
        private SendResult Analysis(string strResult)
        {
            //实例化XmlDocument
            var doc = new System.Xml.XmlDocument();
            //加载soap文件
            doc.LoadXml(strResult);
            //简化soap，XML文件
            string sendSmsResult = doc.DocumentElement["soap:Body"]["SendSmsResponse"].InnerXml;
            //重新加载简化后的xml文件
            doc.LoadXml(sendSmsResult);
            //xml 命名空间
            XmlNamespaceManager xmlns = new XmlNamespaceManager(doc.NameTable);
            //添加xml命名空间缩写
            xmlns.AddNamespace("H", "http://www.yysms.com/");
            //获取xml文件<StatusCode></StatusCode>节点下的文本值
            string payType = doc.SelectSingleNode("/H:SendSmsResult/H:PayType",xmlns).InnerText;
            string statusCode = doc.SelectSingleNode("/H:SendSmsResult/H:StatusCode", xmlns).InnerText;

            //PayType
            string msgid = doc.SelectSingleNode("/H:SendSmsResult/H:MsgId",xmlns).InnerText;
            string description = doc.SelectSingleNode("/H:SendSmsResult/H:Description",xmlns).InnerText;//Description
            string successCounts = doc.SelectSingleNode("/H:SendSmsResult/H:SuccessCounts",xmlns).InnerText;
            string billingCount = doc.SelectSingleNode("/H:SendSmsResult/H:BillingCount",xmlns).InnerText;
            string amount = doc.SelectSingleNode("/H:SendSmsResult/H:Amount",xmlns).InnerText;
            string balance = doc.SelectSingleNode("/H:SendSmsResult/H:Balance",xmlns).InnerText;
            string billingAmount = doc.SelectSingleNode("/H:SendSmsResult/H:BillingAmount",xmlns).InnerText;
            //用于返回的信息
            ResultCode resultCode = (ResultCode)Enum.Parse(typeof(ResultCode), statusCode);
            SendResult sendResult = new SendResult(resultCode, description, msgid, Convert.ToInt64(amount),
                Convert.ToInt32(successCounts)) { BillingCount = Convert.ToInt32(billingCount), Balance = Convert.ToDecimal(balance), BillingAmount = Convert.ToDecimal(billingAmount) };
            //SendResult r = new SendResult(mtStatus, msgid, gatawayCode, description);
            return sendResult;
        }
        /// <summary>
        /// 包装Soap协议XML文件
        /// </summary>
        /// <param name="userName">用户名</param>
        /// <param name="password">密码</param>
        ///<param name="sms">短信内容</param>
        /// <returns></returns>
        private string SOAPMessage(string userName, string password, SmsObject sms)
        {
            var sb = new StringBuilder();
            sb.Append("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
            sb.Append("<soap12:Envelope xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:soap12=\"http://www.w3.org/2003/05/soap-envelope\">");
            sb.Append("<soap12:Body><SendSms xmlns=\"http://www.yysms.com/\">");
            sb.AppendFormat("<userName>{0}</userName>", userName);
            sb.AppendFormat("<password>{0}</password>", password);
            sb.AppendFormat("<sms><Msisdns>{0}</Msisdns>", sms.Msisdns);
            sb.AppendFormat("<SMSContent><![CDATA[{0}]]></SMSContent>", sms.SMSContent);
            sb.AppendFormat("<ExtNumber>{0}</ExtNumber>", sms.ExtNumber);
            string planSendTime = sms.PlanSendTime == null ? null : Convert.ToDateTime(sms.PlanSendTime).ToString("yyyy-MM-ddTHH:mm:ss");
            sb.AppendFormat("<PlanSendTime xsi:nil=\"true\">{0}</PlanSendTime></sms>", planSendTime);
            sb.Append("</SendSms></soap12:Body></soap12:Envelope>");
            return sb.ToString();
            //var sb = new StringBuilder();
            ////<?xml version="1.0" encoding="utf-8"?>
            //sb.Append("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
            ////<soap12:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://www.w3.org/2003/05/soap-envelope">
            //sb.Append("<soap12:Envelope xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:soap12=\"http://www.w3.org/2003/05/soap-envelope\">");
            ////<soap12:Body><SendSms xmlns="http://www.yysms.com/">
            //sb.Append("<soap12:Body><SendSms xmlns=\"http://www.yysms.com/\">");
            ////<userName>string</userName>
            //sb.AppendFormat("<userName>{0}</userName>", userName);
            ////<password>string</password>
            //sb.AppendFormat("<password>{0}</password>", password);
            ////<sms><Msisdns>string</Msisdns>
            //sb.AppendFormat("<sms><Msisdns>{0}</Msisdns>", sms.Msisdns);
            ////<SMSContent>string</SMSContent>
            //sb.AppendFormat("<SMSContent><![CDATA[{0}]]></SMSContent>", sms.SMSContent);
            ////<ExtNumber>string</ExtNumber>
            //sb.AppendFormat("<ExtNumber>{0}</ExtNumber>", sms.ExtNumber);
            ////<PlanSendTime>dateTime</PlanSendTime>
            //sb.AppendFormat("<PlanSendTime>{0}</PlanSendTime></sms>", sms.PlanSendTime == null ? "null" : Convert.ToDateTime(sms.PlanSendTime).ToString("yyyy-MM-ddTHH:mm:ss"));
            ////</sms></SendSms></soap12:Body></soap12:Envelope>
            //sb.Append("</SendSms></soap12:Body></soap12:Envelope>");
            //return sb.ToString();
        }
        /// <summary>
        /// HttpClient异步请求
        /// </summary>
        /// <param name="uri"></param>
        /// <param name="content"></param>
        /// <returns></returns>
        private async Task<HttpResponseMessage> SendAsync(string uri, string content)
        {
            HttpContent strContent = new StringContent(content);
            strContent.Headers.Clear();

            strContent.Headers.Add("Content-Type", "application/soap+xml;charset=utf-8");//"application/soap+xml; charset=utf-8"
            //strContent.Headers.Add("Content-Length", content.Length.ToString());
            HttpClient client = new HttpClient();

            HttpResponseMessage task = await client.PostAsync(uri, strContent);

            return task;
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="uri"></param>
        /// <param name="content"></param>
        /// <returns></returns>
        private static string GetSOAPMessage(string uri, string content)
        {
            HttpClient client = new HttpClient();

            HttpContent stringContent = new StringContent(content);
            stringContent.Headers.Clear();
            stringContent.Headers.Add("Content-Type", "application/soap+xml;charset=utf-8");
            //stringContent.Headers.Add("Content-Length",content.Length.ToString());
            HttpRequestMessage request = new HttpRequestMessage();
            request.Content = stringContent;
            request.Method = HttpMethod.Post;
            //request.RequestUri = new UnicodeEncoding(uri);
            request.RequestUri = new Uri(uri);

            var rlt = client.SendAsync(request).Result;
            return rlt.Content.ReadAsStringAsync().Result;
        }

    }
    public class SmsObject
    {
        /// <summary>
        /// 表示手机号，多个用逗号分开。
        /// </summary>
        public string Msisdns { get; set; }
        /// <summary>
        /// 表示短信的完整内容，拆分前。
        /// </summary>
        public string SMSContent { get; set; }
        /// <summary>
        /// 表示扩展号码
        /// </summary>
        public string ExtNumber { get; set; }
        /// <summary>
        /// 表示定时发送的时间
        /// </summary>
        public DateTime? PlanSendTime { get; set; }

        internal SmsParam ToSmsParam()
        {
            return new SmsParam
            {
                Msisdns = this.Msisdns,
                SMSContent = this.SMSContent,
                PlanSendTime = this.PlanSendTime,
                ExtNumber = this.ExtNumber,
            };
        }
    }
}