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package com.ybw.mathapp;
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// UserService.java
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import com.ybw.mathapp.entity.User;
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import com.ybw.mathapp.service.EmailService;
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import com.ybw.mathapp.util.LoginFileUtils;
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import java.util.Scanner;
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import java.util.regex.Pattern;
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public class LoginAndRegister {
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private static Scanner scanner = new Scanner(System.in);
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// UserService.java 中的注册方法更新
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public static boolean register() {
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System.out.println("\n=== 用户注册 ===");
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// 输入邮箱
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System.out.print("请输入邮箱地址: ");
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String email = scanner.nextLine().trim();
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if (!isValidEmail(email)) {
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return false;
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}
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if (LoginFileUtils.isEmailRegistered(email)) {
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System.out.println("该邮箱已注册，请直接登录！");
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return false;
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}
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// 发送、验证验证码
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if (!sendAndVerifyCode(email)) {
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return false;
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}
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// 设置密码（其余代码保持不变）
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System.out.print("请输入密码: ");
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String password1 = scanner.nextLine();
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System.out.print("请再次输入密码: ");
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String password2 = scanner.nextLine();
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if(!isVaildPassword(password1, password2)) {
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return false;
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}
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User user = new User(email, password1);
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LoginFileUtils.saveUser(user);
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System.out.println("注册成功！您可以使用邮箱和密码登录了。");
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return true;
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}
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// 登录流程
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public static boolean login() {
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System.out.println("\n=== 用户登录 ===");
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System.out.print("请输入邮箱: ");
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String email = scanner.nextLine().trim();
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System.out.print("请输入密码: ");
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String password = scanner.nextLine();
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if (LoginFileUtils.validateUser(email, password)) {
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System.out.println("登录成功！欢迎回来，" + email);
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return true;
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} else {
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System.out.println("邮箱或密码错误！");
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return false;
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}
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}
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//
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/**
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* 邮箱格式验证
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* @param email 待验证的邮箱地址
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* @return true表示邮箱格式正确，false表示邮箱格式错误
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*/
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private static boolean isValidEmail(String email) {
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if (email.isEmpty()) {
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System.out.println("邮箱地址不能为空！");
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return false;
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}
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if (!(email.contains("@") && email.contains("."))) {
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System.out.println("邮箱格式不正确！");
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return false;
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}
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return true;
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}
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/**
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* 密码格式验证
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* @param password1 第一次输入的密码
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* @param password2 第二次输入的密码
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* @return true表示符合要求，false表示不符合
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*/
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public static boolean isVaildPassword(String password1, String password2) {
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if (password1 == null || password1.length() < 6 || password1.length() > 10) {
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return false;
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}
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// 使用正则表达式验证：长度6-10，只包含字母数字，且包含大小写字母和数字
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String regex = "^(?=.*[a-z])(?=.*[A-Z])(?=.*\\d)[a-zA-Z\\d]{6,10}$";
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if (!Pattern.matches(regex, password1)) {
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return false;
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}
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System.out.print("请再次输入密码: ");
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if (!password1.equals(password2)) {
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System.out.println("两次输入的密码不一致！");
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return false;
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}
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return true;
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}
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public static boolean sendAndVerifyCode(String email) {
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// 发送真实邮件验证码
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String verificationCode = EmailService.generateVerificationCode();
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System.out.println("正在发送验证码邮件，请稍候...");
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if (!EmailService.sendVerificationCode(email, verificationCode)) {
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System.out.println("发送验证码失败，请检查邮箱配置或稍后重试！");
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return false;
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}
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// 验证验证码
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System.out.print("请输入收到的验证码: ");
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String inputCode = scanner.nextLine().trim();
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if (!EmailService.verifyCode(email, inputCode)) {
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System.out.println("验证码错误或已过期！");
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return false;
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}
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return true;
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}
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}
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