package com.mlproject.jpa.model;

import com.fasterxml.jackson.annotation.JsonIgnore;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;

import javax.persistence.*;
import java.util.List;
import java.util.Set;

@Data
@NoArgsConstructor
@AllArgsConstructor
@Builder
@Entity
@Table(name = "users")
public class User implements UserDetails {
    public static final PasswordEncoder PASSWORD_ENCODER = new BCryptPasswordEncoder();

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Long id;
    private String username;
    private String email;
    private boolean enabled;
    private boolean accountNonExpired;
    private boolean accountNonLocked;
    private boolean credentialsNonExpired;

    @JsonIgnore
    private String password;

    @JsonIgnore
    @ElementCollection(targetClass=Role.class, fetch = FetchType.EAGER)
    private List<Role> authorities;

    public User(String username, String password, boolean enabled) {
        this.username = username;
        this.password = PASSWORD_ENCODER.encode(password);
        this.enabled = enabled;
    }

    public void setPassword(String password) {
        this.password = PASSWORD_ENCODER.encode(password);
    }

    public static PasswordEncoder getPasswordEncoder() {
        return PASSWORD_ENCODER;
    }


    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        User user = (User) o;

        if (!id.equals(user.id)) return false;
        if (!username.equals(user.username)) return false;
        if (!email.equals(user.email)) return false;
        return authorities != null ? authorities.equals(user.authorities) : user.authorities == null;
    }

    @Override
    public int hashCode() {
        int result = id.hashCode();
        result = 31 * result + username.hashCode();
        result = 31 * result + email.hashCode();
        result = 31 * result + (authorities != null ? authorities.hashCode() : 0);
        return result;
    }

    @Override
    public String toString() {
        return "User{" +
                "id=" + id +
                ", username='" + username + '\'' +
                ", email='" + email + '\'' +
                '}';
    }
}