using MailKit.Net.Smtp;
using MailKit.Security;
using MimeKit;

namespace OASystem.API.OAMethodLib.HotmailEmail
{
    /// <summary>
    /// Hotemail 服务
    /// </summary>
    public class HotmailEmailService : IHotmailEmailService
    {
        private readonly IConfiguration _configuration;

        public HotmailEmailService(IConfiguration configuration)
        {
            _configuration = configuration;
        }

        public async Task<bool> SendEmailAsync(string toEmail, string subject, string htmlContent)
        {
            // 从配置读取信息
            var smtpServer = _configuration["HotEmailConfig:SmtpServer"];
            var smtpPort = int.Parse(_configuration["HotEmailConfig:SmtpPort"]);
            var senderEmail = _configuration["HotEmailConfig:SenderEmail"];
            var senderName = _configuration["HotEmailConfig:SenderName"];
            var appPassword = _configuration["HotEmailConfig:AppPassword"];

            var message = new MimeMessage();
            message.From.Add(new MailboxAddress(senderName, senderEmail));
            message.To.Add(new MailboxAddress("", toEmail));
            message.Subject = subject;

            var bodyBuilder = new BodyBuilder { HtmlBody = htmlContent };
            message.Body = bodyBuilder.ToMessageBody();

            using var client = new SmtpClient();
            try
            {
                // 连接服务器 (Hotmail/Outlook 必须使用 StartTls)
                await client.ConnectAsync(smtpServer, smtpPort, SecureSocketOptions.StartTls);

                // 身份验证
                await client.AuthenticateAsync(senderEmail, appPassword);

                // 执行发送
                await client.SendAsync(message);
                await client.DisconnectAsync(true);

                return true;
            }
            catch (Exception ex)
            {
                // 这里可以记录到你的 OASystem 日志库
                Console.WriteLine($"[Email Error]: {ex.Message}");
                return false;
            }
        }
    }
}