<?php

class Login extends CI_Controller {

     public function __construct() {
        parent::__construct();
        if(isset($this->session->login['id_user'])) {
            redirect('home');
        }
        $this->load->model('Login_model');
    }

    public function index() {
        if($_SERVER['REQUEST_METHOD'] == "POST"){
                $this->form_validation->set_rules('username', 'Username', 'trim|required|xss_clean');
                $this->form_validation->set_rules('password', 'Password', 'trim|required|xss_clean');
                if($this->form_validation->run() == FALSE){
                $data['err'] = validation_errors();
                $data['title'] = 'Login';
                $this->load->view('login_form_view', $data, TRUE);
                    }else{
                        $username = $this->input->post('username');
                        $password = md5($this->input->post('password'));

                   $result = $this->Login_model->auth($username, $password);
                   $user = $result->row();
                   if(isset($user->id_user) && $user->username === $username) {
                      $this->session->set_userdata('login', ['username' => $user->username,'nama' => $user->nama,'id_user' => $user->id_user]);
                    redirect('home');
                } else {
                   $data['errorMsg'] = "Gagal Login, Pastikan data yang anda inputkan sudah benar.";
                }
                }
                $data['title'] = 'Login';
                $this->load->view('login_form_view', $data);
        }else{
        // main
        $data['title'] = 'Login';
        $this->load->view('login_form_view', $data);
    }
    }
}