<?php
/**
 * Created by PhpStorm.
 * User: tik_squad
 * Date: 2/2/19
 * Time: 10:43 AM
 */

class Login extends MY_Controller
{
    public function __construct()
    {
        parent::__construct();
        $this->redirectIfLogin();
    }

    public function index() {
        $this->load->library('form_validation');
        $this->form_validation->set_rules('username', 'Username', 'required');
        $this->form_validation->set_rules('password', 'Password', 'required');
        $status = $this->form_validation->run();
        if (!$status) {
            return $this->load->view('login');
        }
        else {
            $username = $this->input->post('username');
            $password = $this->input->post('password');
            $this->session->set_flashdata('username', $username);
            $this->session->set_flashdata('password', $password);
            $status = $this->_do_login($username, $password);
            if ($status) {
                redirect(base_url($this->dashboard_page));exit();
            }
            redirect(base_url($this->login_page));exit();
        }
    }
    public function _do_login($username, $password) {
        try {
            $user = false;
            $table = false;
            switch (true) {
                case !$user :
                    $table = 'relawan';
                    $user = $this->db->where('username', $username)
                        ->get($table)
                        ->row_array();
                    if ($user) break;
                case !$user :
                    $table = 'saksi';
                    $user = $this->db->where('username', $username)
                        ->get($table)
                        ->row_array();
                    if ($user) break;
                case !$user :
                    $table = 'admin_caleg';
                    $user = $this->db->where('username', $username)
                        ->get($table)
                        ->row_array();
                    if ($user) break;
                case !$user :
                    $table = 'admin';
                    $user = $this->db->where('username', $username)
                        ->get($table)
                        ->row_array();
                default :
                    break;

            }
            if (!$user) throw new Exception("User tidak diketahui");
            $active = $user['active'];
            if (!$active) throw new Exception("User tidak aktif");

            $password_type = $user['type'];
            $password_db = $user['password'];

            $same_password = false;
            switch ($password_type) {
                case 'PLAIN' :
                    $same_password = $password == $password_db;
                    break;
                case 'MD5' :
                    $same_password = md5($password) == $password_db;
                    break;
                case 'BCRYPT' :
                    $same_password = password_verify($password, $password_db);
                    break;
                default :
                    break;
            }
            if (!$same_password) throw new Exception("Password salah");

            $user_id = $user['id'];

            $this->session->set_userdata('level', $table);
            $this->session->set_userdata($table, $user);
            do_login($user_id);

            return $user_id;

        } catch (Exception $e) {
            (new \Plasticbrain\FlashMessages\FlashMessages())->error($e->getMessage());
        }


    }
}