package com.rayhan.erp.security.services;

import com.fasterxml.jackson.annotation.JsonIgnore;
import com.rayhan.erp.model.User;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

public class UserDetailsImpl implements UserDetails {

    private Long id;
    private String username;
    private String email;
    private String firstName;
    private String lastName;

    @JsonIgnore
    private String password;

    private Collection<? extends GrantedAuthority> authorities;

    public UserDetailsImpl(Long id, String username, String email,
                           String firstName, String lastName,
                           String password,
                           Collection<? extends GrantedAuthority> authorities) {
        this.id = id;
        this.username = username;
        this.email = email;
        this.firstName = firstName;
        this.lastName = lastName;
        this.password = password;
        this.authorities = authorities;
    }

    public static UserDetailsImpl build(User user) {
        List<GrantedAuthority> authorities = user.getRoles().stream()
            .map(role -> new SimpleGrantedAuthority(role.getName().name()))
            .collect(Collectors.toList());

        return new UserDetailsImpl(
            user.getId(),
            user.getUsername(),
            user.getEmail(),
            user.getFirstName(),
            user.getLastName(),
            user.getPassword(),
            authorities);
    }

    public Long getId() { return id; }
    public String getEmail() { return email; }
    public String getFirstName() { return firstName; }
    public String getLastName() { return lastName; }

    @Override public String getUsername() { return username; }
    @Override public String getPassword() { return password; }
    @Override public Collection<? extends GrantedAuthority> getAuthorities() { return authorities; }
    @Override public boolean isAccountNonExpired() { return true; }
    @Override public boolean isAccountNonLocked() { return true; }
    @Override public boolean isCredentialsNonExpired() { return true; }
    @Override public boolean isEnabled() { return true; }
}
