package com.ruoyi.common.utils;


import lombok.Data;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.mail.SimpleMailMessage;

import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.stereotype.Component;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import javax.validation.constraints.NotNull;
import java.io.File;
import java.io.IOException;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * @ClassName EmailInUtil
 * @Description 邮件发送工具
 */
@Component
@Data
@Slf4j
public class EmailOutUtil {
    private static Pattern emailPattern = Pattern.compile("^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\\.[a-zA-Z0-9_-]+)+$");
    //    private static Pattern phonePattern = Pattern.compile("0?(13|14|15|18)[0-9]{9}");
    private static Pattern phonePattern = Pattern.compile("^1\\d{10}$");


//    @Autowired
//    private JavaMailSender mailSender;

    // 发送发邮箱地址(外网地址)
//    @Value("${spring.mail-out-network.from}")
//    private static String fromOut;
    @Value("${spring.mail.host}")
    private  String hostOut;
    @Value("${spring.mail.username}")
    private  String usernameOut;
    @Value("${spring.mail.password}")
    private   String passwordOut;
    @Value("${spring.mail.port}")
    private  Integer portOut;

    public  JavaMailSender rebuildMailSender() {
        JavaMailSenderImpl mailSender = new JavaMailSenderImpl();
        mailSender.setHost(hostOut);
        mailSender.setUsername(usernameOut);
        mailSender.setPassword(passwordOut);
        mailSender.setPort(portOut);
        mailSender.setProtocol("smtp");
        mailSender.setDefaultEncoding("UTF-8");
        return mailSender;
    }

    /**
     * 发送纯文本邮件信息
     *
     * @param to      接收方
     * @param subject 邮件主题
     * @param content 邮件内容（发送内容）
     */
    public  void sendMessage(String to, String subject, String content, String from, JavaMailSender mailSender) {
        // 创建一个邮件对象
        SimpleMailMessage msg = new SimpleMailMessage();
        msg.setFrom(from);
        msg.setTo(to);
        // 设置邮件主题
        msg.setSubject(subject);
        // 设置邮件内容
        msg.setText(content);
        // 发送邮件
        mailSender.send(msg);
        ////System.out.println("发送成功：" + from + ":to:" + to);
    }

    /**
     * 发送带附件的邮件信息
     *
     * @param to      接收方
     * @param subject 邮件主题
     * @param content 邮件内容（发送内容）
     * @param fileList   文件集合 // 可发送多个附件
     */
    public  void sendMessageCarryFiles(String to, String subject, String content, List<File> fileList, String from, @NotNull JavaMailSender mailSender) {
        MimeMessage mimeMessage = mailSender.createMimeMessage();
        try {
            MimeMessageHelper helper = new MimeMessageHelper(mimeMessage, true);
            helper.setFrom(from);
            helper.setTo(to);
            // 设置邮件主题
            helper.setSubject(subject);
            // 设置邮件内容
            helper.setText(content);
            // 添加附件（多个）
            if (fileList != null && fileList.size() > 0) {
                for (File file : fileList) {
                    helper.addAttachment(file.getName(), file);
                }
            }
        } catch (MessagingException e) {
            e.printStackTrace();
        }
        // 发送邮件
        mailSender.send(mimeMessage);
    }

    /**
     * 发送带附件的邮件信息
     *
     * @param to      接收方
     * @param subject 邮件主题
     * @param content 邮件内容（发送内容）
     * @param file    单个文件
     */
    public void sendMessageCarryFile(String to, String subject, String content, File file, String from, JavaMailSender mailSender) {
        MimeMessage mimeMessage = mailSender.createMimeMessage();
        try {
            MimeMessageHelper helper = new MimeMessageHelper(mimeMessage, true);
            helper.setFrom(from);
            helper.setTo(to);
            // 设置邮件主题
            helper.setSubject(subject);
            // 设置邮件内容
            helper.setText(content);
            // 单个附件
            helper.addAttachment(file.getName(), file);
        } catch (MessagingException e) {
            e.printStackTrace();
        }
        // 发送邮件
        mailSender.send(mimeMessage);
    }

    /**
     * 初始化内外网邮件发送对象
     *
     * @param num
     */
//    public static JavaMailSender initJavaMailSender(Integer num) {
//        if (num != null && num == 1) {
//            //内网
//            return rebuildMailSender(hostIn, usernameIn, passwordIn, Integer.parseInt(portIn), "smtps");
//        } else {
//            //外网
//            return rebuildMailSender(hostOut, usernameOut, passwordOut, Integer.parseInt(portOut), "smtps");
//        }
//    }

//    public static String getInnerFrom() {
//        return EmailInUtil;
//    }
//
//    public static String getOutterFrom() {
//        return fromOut;
//    }

    /**
     * 验证邮箱格式
     *
     * @param str
     * @return
     */
    public static boolean isEmail(String str) {
        boolean flag = false;
        Matcher matcher = emailPattern.matcher(str);
        if (matcher.matches()) {
            flag = true;
        }
        return flag;
    }

    public static boolean isPhoneNumber(String str) {
        boolean flag = false;
        Matcher matcher = phonePattern.matcher(str);
        if (matcher.matches()) {
            flag = true;
        }
        return flag;
    }
}