CSharp-Single-EFCore/Bunny.Common/Utils/EmailUtil.cs

using System.Net;
using System.Net.Mail;
using System.Net.Mime;
using System.Text;
using Bunny.Dao.Entity.Email;

namespace Bunny.Common.Utils;

public class EmailUtil
{
    /// <summary>
    ///     发送邮件，建议使用QQ端口587,465发送不成功
    /// </summary>
    public static void SendEmail(EmailSendEntity entity)
    {
        // 创建邮件发送对象
        var smtpClient = new SmtpClient();

        // 设置发送者邮件和接受者邮件
        var sendMailAddress = new MailAddress(entity.SendEmail);
        var receiverMailAddress = new MailAddress(entity.ReceiverEmail);

        // 创建邮件发送消息
        var mailMessage = new MailMessage(sendMailAddress, receiverMailAddress)
        {
            Subject = entity.Subject,
            SubjectEncoding = Encoding.UTF8,
            Body = entity.Body,
            BodyEncoding = Encoding.UTF8,
            IsBodyHtml = entity.IsHtml
        };

        // 判断是否有抄送
        if (entity.Cc != null)
        {
            var ccArray = entity.Cc.Split(',');
            // 是抄送
            if (entity.IsBbc == false)
                foreach (var ccAddress in ccArray)
                    mailMessage.CC.Add(new MailAddress(ccAddress));

            // 是密送
            else
                foreach (var ccAddress in ccArray)
                    mailMessage.Bcc.Add(new MailAddress(ccAddress));
        }


        // 如果设置了富文本
        if (entity.IsHtml)
        {
            // 设置HTML文本
            var htmlView = AlternateView
                .CreateAlternateViewFromString(entity.Body, Encoding.UTF8, MediaTypeNames.Text.Html);

            // 添加富文本视图到邮件消息
            mailMessage.AlternateViews.Add(htmlView);
        }

        // 创建SMTP客户端并发送邮件
        smtpClient.Credentials = new NetworkCredential(entity.SendEmail, entity.SendEmailPassword);
        smtpClient.EnableSsl = true;
        smtpClient.Port = entity.SmtpPort;
        smtpClient.Host = entity.SmtpService;

        // 发送邮件
        smtpClient.Send(mailMessage);
    }
}