using log4net;
using Newtonsoft.Json;
using Quartz;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Linq;
using System.Text;
using MailKit.Net.Smtp;
using MimeKit;
using HtmlAgilityPack;


namespace JobSendMail
{
    public class JobSendMail : IJob
    {
        private ILog log = LogManager.GetLogger(typeof(JobSendMail));

        public void Execute(IJobExecutionContext context)
        {

            string connStr = context.JobDetail.JobDataMap.GetString("ConnectString");
            string querySql = context.JobDetail.JobDataMap.GetString("QuerySql");
            string MAILSENDACCOUNT = context.JobDetail.JobDataMap.GetString("MAILSENDACCOUNT");
            string MAILSENDPASSWORD = context.JobDetail.JobDataMap.GetString("MAILSENDPASSWORD");
            string MAILSENDSERVICE = context.JobDetail.JobDataMap.GetString("MAILSENDSERVICE");
            string MAILSENDPORT = context.JobDetail.JobDataMap.GetString("MAILSENDPORT");
            string MAILISSSL = context.JobDetail.JobDataMap.GetString("MAILISSSL");
            log.Debug($"开始执行代理发送邮件");
            using (SqlConnection dbcon = new SqlConnection(connStr))
            {
                SqlDataAdapter adapter = new SqlDataAdapter(querySql, dbcon);
                DataTable table = new DataTable();
                adapter.Fill(table);
                if (table.Columns.Contains("RECEIVER") && table.Columns.Contains("SUBJECT"))
                {
                    if (table.Rows.Count > 0)
                    {

                        foreach (DataRow row in table.Rows)
                        {
                            if (row["RECEIVER"].ToString() != "" && row["SUBJECT"].ToString() != "")
                            {
                                string sqlexe = "update op_mail_send set SENDSTATUS='Send',TRYCOUNT=TRYCOUNT+1 where GID='" + row["GID"].ToString() + "'";
                                dbcon.Open();
                                SqlCommand cmdexe = new SqlCommand(sqlexe, dbcon);
                                cmdexe.ExecuteNonQuery();
                                dbcon.Close();

                                var content = row["DESCRIPTION"].ToString();


                                var MAILTITLE = row["SUBJECT"].ToString();


                                StringWriter writer = new StringWriter();
                                HtmlDocument htmlDoc = new HtmlDocument();
                                htmlDoc.LoadHtml(content);
                                htmlDoc.Save(writer);
                                string str = writer.ToString();
                                try
                                {
                                    var message = new MimeMessage();
                                    message.From.Add(new MailboxAddress(row["SENDER"].ToString(), row["SENDER"].ToString()));
                                    var maillist = row["RECEIVER"].ToString().Split(';');
                                    foreach (var mailaddr in maillist)
                                    {
                                        message.To.Add(MailboxAddress.Parse(mailaddr));
                                    }
                                    message.To.Add(MailboxAddress.Parse(row["SENDER"].ToString()));
//                                    message.Subject = "Pre-alert/" + row["ORDERNO"].ToString() + "/" + row["HBLNO"].ToString();
                                    message.Subject = MAILTITLE;
                                    var html = new TextPart("html")
                                    {
                                        Text = str
                                    };
                                    MimeEntity entity = html;

                                    message.Body = entity;
                                    using (var client = new SmtpClient())
                                    {
                                        client.Connect(MAILSENDSERVICE, Convert.ToInt16(MAILSENDPORT), Convert.ToBoolean(MAILISSSL));
                                        client.Authenticate(MAILSENDACCOUNT, MAILSENDPASSWORD);
                                        client.Send(message);
                                        client.Disconnect(true);
                                    }
                                    string sqlexe2 = "update op_mail_send set SENDSTATUS='Success' where GID='"+ row["GID"].ToString() + "'";
                                    dbcon.Open();
                                    SqlCommand cmdexe2 = new SqlCommand(sqlexe, dbcon);
                                    cmdexe.ExecuteNonQuery();
                                    dbcon.Close();


                                    log.Debug($"邮件发送成功");


                                }
                                catch (Exception ex)
                                {
                                    string sqlexe2 = "update op_mail_send set SENDSTATUS='Fail' where GID='" + row["GID"].ToString() + "'";
                                    dbcon.Open();
                                    SqlCommand cmdexe2 = new SqlCommand(sqlexe, dbcon);
                                    cmdexe.ExecuteNonQuery();
                                    dbcon.Close();
                                    log.Debug($"邮件发送失败：错误信息{ex.Message}");


                                }


                            }
                            else {
                                log.Debug($"资料不全:{row["BSNO"].ToString()}");

                            }
                        }


                    }
                    else
                    {
                        log.Debug($"未查询到数据，SQL语句：{querySql}");
                    }
                }
                else
                {
                    log.Error($"未包含所需的列(mblno,carrierid,portloadid)，SQL语句：{querySql}");
                }
            }
        }
    }
}