User.java

package com.ecommerce.user.entity;

import jakarta.persistence.*;
import jakarta.validation.constraints.Email;
import jakarta.validation.constraints.NotBlank;
import jakarta.validation.constraints.Size;
import org.hibernate.annotations.CreationTimestamp;
import org.hibernate.annotations.UpdateTimestamp;

import java.time.LocalDateTime;
import java.util.List;

@Entity
@Table(name = "users")
public class User {
    
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;
    
    @NotBlank(message = "Username is required")
    @Size(min = 3, max = 50, message = "Username must be between 3 and 50 characters")
    @Column(unique = true, nullable = false)
    private String username;
    
    @NotBlank(message = "Email is required")
    @Email(message = "Email should be valid")
    @Column(unique = true, nullable = false)
    private String email;
    
    @NotBlank(message = "Password is required")
    @Size(min = 6, message = "Password must be at least 6 characters")
    @Column(nullable = false)
    private String password;
    
    @NotBlank(message = "First name is required")
    private String firstName;
    
    @NotBlank(message = "Last name is required")
    private String lastName;
    
    private String phoneNumber;
    
    @Enumerated(EnumType.STRING)
    private UserStatus status = UserStatus.ACTIVE;
    
    @ElementCollection(fetch = FetchType.EAGER)
    @Enumerated(EnumType.STRING)
    private List<UserRole> roles;
    
    @CreationTimestamp
    private LocalDateTime createdAt;
    
    @UpdateTimestamp
    private LocalDateTime updatedAt;

    // Constructors
    public User() {}

    public User(String username, String email, String password, String firstName, String lastName) {
        this.username = username;
        this.email = email;
        this.password = password;
        this.firstName = firstName;
        this.lastName = lastName;
    }

    // Getters and Setters
    public Long getId() { return id; }
    public void setId(Long id) { this.id = id; }

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

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

    public String getPassword() { return password; }
    public void setPassword(String password) { this.password = password; }

    public String getFirstName() { return firstName; }
    public void setFirstName(String firstName) { this.firstName = firstName; }

    public String getLastName() { return lastName; }
    public void setLastName(String lastName) { this.lastName = lastName; }

    public String getPhoneNumber() { return phoneNumber; }
    public void setPhoneNumber(String phoneNumber) { this.phoneNumber = phoneNumber; }

    public UserStatus getStatus() { return status; }
    public void setStatus(UserStatus status) { this.status = status; }

    public List<UserRole> getRoles() { return roles; }
    public void setRoles(List<UserRole> roles) { this.roles = roles; }

    public LocalDateTime getCreatedAt() { return createdAt; }
    public void setCreatedAt(LocalDateTime createdAt) { this.createdAt = createdAt; }

    public LocalDateTime getUpdatedAt() { return updatedAt; }
    public void setUpdatedAt(LocalDateTime updatedAt) { this.updatedAt = updatedAt; }

    // Enums
    public enum UserStatus {
        ACTIVE, INACTIVE, SUSPENDED
    }

    public enum UserRole {
        CUSTOMER, ADMIN, MODERATOR
    }
}