using System.Net;
using System.Net.Mail;
using Milimoe.FunGame.Core.Api.Transmittal;
using Milimoe.FunGame.Core.Library.Common.Network;
using Milimoe.FunGame.Core.Library.Constant;
using Milimoe.FunGame.Core.Library.Exception;
using Milimoe.FunGame.Core.Model;
namespace Milimoe.FunGame.Core.Service
{
internal class MailManager
{
///
/// 用于保存Smtp客户端
/// 一个邮件服务对应一个Smtp客户端
///
internal static Dictionary SmtpClients { get; } = [];
///
/// 用于保存邮件服务
/// 允许服务器同时存在多个服务
///
internal static Dictionary MailSenders { get; } = [];
///
/// 获取某个已经保存过的邮件服务
///
///
///
internal static MailSender? GetSender(Guid MailSenderID)
{
if (MailSenders.TryGetValue(MailSenderID, out MailSender? value))
{
return value;
}
return null;
}
///
/// 统一调用此方法发送邮件
///
///
///
///
///
internal static MailSendResult Send(MailSender Sender, MailObject Mail, out string ErrorMsg)
{
ErrorMsg = "";
try
{
SmtpClientInfo Info = Sender.SmtpClientInfo;
SmtpClient Smtp;
Guid MailSenderID = Sender.MailSenderID;
if (!SmtpClients.TryGetValue(MailSenderID, out SmtpClient? value))
{
Smtp = new()
{
Host = Info.Host,
Port = Info.Port,
EnableSsl = Info.OpenSSL,
DeliveryMethod = SmtpDeliveryMethod.Network,
Credentials = new NetworkCredential(Info.SenderMailAddress, Info.SenderPassword)
};
SmtpClients.Add(MailSenderID, Smtp);
}
else Smtp = value;
MailMessage Msg = new()
{
Subject = Mail.Subject,
SubjectEncoding = System.Text.Encoding.UTF8,
Body = Mail.Body,
BodyEncoding = System.Text.Encoding.UTF8,
From = new MailAddress(Mail.Sender, Mail.SenderName, System.Text.Encoding.UTF8),
IsBodyHtml = Mail.HTML,
Priority = Mail.Priority
};
foreach (string To in Mail.ToList)
{
if (To.Trim() != "") Msg.To.Add(To);
}
foreach (string CC in Mail.CCList)
{
if (CC.Trim() != "") Msg.CC.Add(CC);
}
foreach (string BCC in Mail.BCCList)
{
if (BCC.Trim() != "") Msg.Bcc.Add(BCC);
}
Smtp.SendMailAsync(Msg);
return MailSendResult.Success;
}
catch (Exception e)
{
ErrorMsg = e.GetErrorInfo();
Api.Utility.TXTHelper.AppendErrorLog(ErrorMsg);
return MailSendResult.Fail;
}
}
///
/// 关闭邮件服务
///
///
///
internal static bool Dispose(MailSender Sender)
{
try
{
Guid MailSenderID = Sender.MailSenderID;
if (SmtpClients.TryGetValue(MailSenderID, out SmtpClient? value))
{
value.Dispose();
SmtpClients.Remove(MailSenderID);
MailSenders.Remove(MailSenderID);
return true;
}
return false;
}
catch
{
return false;
}
}
}
}