MyMathQuiz_UI/src/main/java/com/student/mathquiz/model/User.java

package com.student.mathquiz.model;

import com.student.mathquiz.constant.UserType;

public class User {

  // ★★★ 1. 新增 username 字段 ★★★
  private String username;
  private String email;
  private String encryptedPwd;
  private UserType userType;

  public User() {
  } // Gson需要无参构造

  // ★★★ 2. 修改构造函数，加入 username ★★★
  public User(String username, String email, String encryptedPwd, UserType userType) {
    this.username = username;
    this.email = email;
    this.encryptedPwd = encryptedPwd;
    this.userType = userType;
  }

  // ★★★ 3. 新增 username 的 Getter 和 Setter ★★★
  public String getUsername() {
    return username;
  }

  public void setUsername(String username) {
    this.username = username;
  }

  // --- 下面的代码保持不变 ---
  public String getEmail() {
    return email;
  }

  public void setEmail(String email) {
    this.email = email;
  }

  public String getEncryptedPwd() {
    return encryptedPwd;
  }

  public void setEncryptedPwd(String encryptedPwd) {
    this.encryptedPwd = encryptedPwd;
  }

  public UserType getUserType() {
    return userType;
  }

  public void setUserType(UserType userType) {
    this.userType = userType;
  }
}