package com.arjunsk.springsecurity.security.persistance.entities;

import java.util.HashSet;
import java.util.Set;

import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.ManyToMany;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
import javax.validation.constraints.Email;
import javax.validation.constraints.NotBlank;
import javax.validation.constraints.Size;

import org.hibernate.annotations.NaturalId;

import lombok.Data;

@Data
@Entity
@Table( name = "users",
	uniqueConstraints = {
			      @UniqueConstraint(columnNames = { "username" }),
			      @UniqueConstraint(columnNames = { "email"    })
			    }
      )
public class UserEntity{

	@Id
	@GeneratedValue(strategy = GenerationType.IDENTITY)
	private Long id;

	@NotBlank
	@Size(max = 40)
	private String name;

	@NotBlank
	@Size(max = 15)
	private String username;

	@NaturalId
	@NotBlank
	@Size(max = 40)
	@Email
	private String email;

	@NotBlank
	@Size(max = 100)
	private String password;

	@ManyToMany(fetch = FetchType.LAZY)
	@JoinTable(name = "user_roles", joinColumns = @JoinColumn(name = "user_id"), inverseJoinColumns = @JoinColumn(name = "role_id"))
	private Set<RoleEntity> roles = new HashSet<>();
	// @JoinTable is the join table result of @ManyToMany

	public UserEntity() {}

	public UserEntity(String name, String username, String email, String password) {
		this.name = name;
		this.username = username;
		this.email = email;
		this.password = password;
	}

}