package com.haut.music.utils;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.stereotype.Service;

import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.security.Security;
import java.util.Date;
import java.util.Properties;

/**
 * @Author: Evan
 * @Description:
 * @Date: Created in 19:07 2019/5/9
 * @Modified By:
 */

@Service
public class MailService {
    @Autowired
    private JavaMailSender sender;


    //username
    private final static String from="13253312194@163.com";
    //password
    private final static String psw="Aa123456";

   //hostname
    private final static String host="smtp.163.com";

    /**
     * 发送纯文本的简单邮件
     * @param to
     * @param subject
     * @param content
     */
    public void sendSimpleMail(String to, String subject, String content){
        SimpleMailMessage message = new SimpleMailMessage();
        message.setFrom(from);
        message.setTo(to);
        message.setSubject(subject);
        message.setText(content);

        try {
            sender.send(message);
            System.err.println("简单邮件已经发送。");
        } catch (Exception e) {
            System.err.println("发送简单邮件时发生异常！"+e);
        }
    }





    /**
     * 使用加密的方式,利用465端口进行传输邮件,开启ssl
     * @param to    为收件人邮箱
     * @param message    发送的消息
     */
    public static boolean sendEmail(String to,String subject, String message) {
        try {
            Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());
            final String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";
            //设置邮件会话参数
            Properties props = new Properties();
            //邮箱的发送服务器地址
            props.setProperty("mail.smtp.host", host);
            props.setProperty("mail.smtp.socketFactory.class", SSL_FACTORY);
            props.setProperty("mail.smtp.socketFactory.fallback", "false");
            //邮箱发送服务器端口,这里设置为465端口
            props.setProperty("mail.smtp.port", "465");
            props.setProperty("mail.smtp.socketFactory.port", "465");
            props.put("mail.smtp.auth", "true");
            final String username = from;
            final String password = psw;
            //获取到邮箱会话,利用匿名内部类的方式,将发送者邮箱用户名和密码授权给jvm
            Session session = Session.getDefaultInstance(props, new Authenticator() {
                protected PasswordAuthentication getPasswordAuthentication() {
                    return new PasswordAuthentication(username, password);
                }
            });
            //通过会话,得到一个邮件,用于发送
            Message msg = new MimeMessage(session);
            //设置发件人
            msg.setFrom(new InternetAddress(from));
            //设置收件人,to为收件人,cc为抄送,bcc为密送
            msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to, false));
            msg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(to, false));
            msg.setRecipients(Message.RecipientType.BCC, InternetAddress.parse(to, false));
            msg.setSubject(subject);
            //设置邮件消息
            msg.setContent(message,"text/html;charset=utf-8");
            //msg.setText(message);
           // msg.setContent(text,"text/html;charset=UTF-8");
            //设置发送的日期
            msg.setSentDate(new Date());

            //调用Transport的send方法去发送邮件
            Transport.send(msg);
           return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }

    }

}
