LoginController.php Login Dan Register System CodeIgniter 4

LoginController.php

<?php namespace App\Controllers;

use App\Models\UserModel;

class LoginController extends BaseController
{
    protected $model;

    public function __construct()
    {
        $this->model = new UserModel();
        $this->helpers = ['form', 'url'];
    }

    public function index()
    {
        if ($this->isLoggedIn()) {
            return redirect()->to(base_url('home'));
        }
        $data = [
            'title' => 'Login Dan Register System CodeIgniter 4'
        ];
        return view('auth/login', $data);
    }

    private function isLoggedIn(): bool
    {
        if (session()->get('logged_in')) {
            return true;
        }
        return false;
    }
	
 	public function login()
    {
        $email = $this->request->getPost('email');
        $password = $this->request->getPost('password');
        $credentials = ['email' => $email];
        $user = $this->model->where($credentials)
            ->first();
        if (! $user) {
            session()->setFlashdata('error', 'Email atau password anda salah.');
            return redirect()->back();
        }
        $passwordCheck = password_verify($password, $user['password']);
        if (! $passwordCheck) {
            session()->setFlashdata('error', 'Email atau password anda salah.');
            return redirect()->back();
        }
        $userData = [
            'name' => $user['name'],
            'email' => $user['email'],
            'logged_in' => TRUE
        ];
        session()->set($userData);
        return redirect()->to(base_url('home'));
	}
	
}