package com.stylefeng.guns.modular.system.util;


import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import java.io.UnsupportedEncodingException;
import java.util.Date;
import java.util.Properties;

/**
 * 邮件工具类
 */
public class EmailUtil {

    /*
     * gmail邮箱SSL方式
     */
    private static void gmailssl(Properties props) {
        final String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";
        props.put("mail.debug", "true");
        props.put("mail.smtp.host", "smtp.gmail.com");
        props.put("mail.smtp.ssl.enable", "true");
        props.put("mail.smtp.socketFactory.class", SSL_FACTORY);
        props.put("mail.smtp.port", "465");
        props.put("mail.smtp.socketFactory.port", "465");
        props.put("mail.smtp.auth", "true");
    }


    //gmail邮箱的TLS方式
    private static void gmailtls(Properties props) {
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.starttls.enable", "true");
        props.put("mail.smtp.host", "smtp.gmail.com");
        props.put("mail.smtp.port", "587");
    }

    /**
     * 创建邮件内容
     * @param sentToEmail 接收人邮箱
     * @param subject     设置邮件主题
     * @param content     内容
     * @return
     * @throws Exception
     */
    public static boolean send(String sentToEmail, String subject, String content) throws Exception {
        //1.创建一封邮件的实例对象
        Properties props = new Properties();
        //选择ssl方式
        gmailssl(props);
    
        final String displayName = "I-GO";//昵称
        final String username = "i-gotech@i-go.group";// gmail 邮箱
        final String password = "wpwfkrlvridoayyh";// Google应用专用密码
        Session session = Session.getInstance(props,
                new Authenticator() {
                    protected PasswordAuthentication getPasswordAuthentication() {
                        return new PasswordAuthentication(username, password);
                    }
                });
        // 创建默认的MimeMessage对象
        MimeMessage message = new MimeMessage(session);
        String nick="";
        try {
            nick=javax.mail.internet.MimeUtility.encodeText(displayName);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        // 设置发件人
        message.setFrom(new InternetAddress(nick + " <" + username + ">"));
        // 设置收件人
        message.addRecipient(Message.RecipientType.TO, new InternetAddress(sentToEmail));
        // 设置邮件主题
        message.setSubject(subject,"UTF-8");
        // 设置邮件内容
        MimeBodyPart text = new MimeBodyPart();
        text.setContent(content,"text/html;charset=UTF-8");
        MimeMultipart mimeMultipart = new MimeMultipart();
        mimeMultipart.addBodyPart(text);
        mimeMultipart.setSubType("related");
        message.setContent(mimeMultipart);
        //设置邮件的发送时间,默认立即发送
        message.setSentDate(new Date());
    
        // 发送消息
        Transport.send(message);
        System.out.println("Sent message successfully....");
        return true;
    }

    public static  String getWeek(int language,int i){
        String week="";
        if(language==1){
            switch (i){
                case 1:
                    week="星期一";
                    break;
                case 2:
                    week="星期二";
                    break;
                case 3:
                    week="星期三";
                    break;
                case 4:
                    week="星期四";
                    break;
                case 5:
                    week="星期五";
                    break;
                case 6:
                    week="星期六";
                    break;
                case 7:
                    week="星期天";
                    break;
            }
        }else if(language==2){
            switch (i){
                case 1:
                    week="Monday";
                    break;
                case 2:
                    week="Tuesday";
                    break;
                case 3:
                    week="Wednesday";
                    break;
                case 4:
                    week="Thursday";
                    break;
                case 5:
                    week="Friday";
                    break;
                case 6:
                    week="Saturday";
                    break;
                case 7:
                    week="Sunday";
                    break;
            }
        }else {
            switch (i) {
                case 1:
                    week = "Lundi";
                    break;
                case 2:
                    week = "Mardi";
                    break;
                case 3:
                    week = "Mercredi";
                    break;
                case 4:
                    week = "Jeudi";
                    break;
                case 5:
                    week = "Vendredi";
                    break;
                case 6:
                    week = "Samedi";
                    break;
                case 7:
                    week = "Dimanche";
                    break;
            }
        }
        return week;
    }


    public static void main(String[] args) {
        try {
//            String week = getWeek(1, 3);
//            System.out.println(week);
            EmailUtil.send("393733352@qq.com", "验证码",  "<html><span style=\"color:red;\">123456</span></html>");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}