<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

class Login extends CI_Controller {

    public function index()
    {
        $this->form_validation->set_rules('username','Username','required|alpha_numeric');
        $this->form_validation->set_rules('password','Password','required|alpha_numeric');

        if($this->form_validation->run() == FALSE)
        {
            $this->load->view('form_login');
        } else {
            $this->load->model('model_users');
            $valid_user = $this->model_users->check_credential();

            if($valid_user == FALSE)
            {
                $this->session->set_flashdata('error','Wrong Username / Password!');
                redirect('login');
            } else {
                // if the username and password is a match
                $this->session->set_userdata('username', $valid_user->username);
                $this->session->set_userdata('group', $valid_user->group);

                switch($valid_user->group){
                    case 1 : //admin
                                redirect('admin/products');
                                break;
                    case 2 : //member
                                redirect(base_url());
                                break;
                    default: break;
                }
            }
        }
    }
    public function logout()
    {
        $this->session->sess_destroy();
        redirect('login');
    }
}