sae_r301_g12/codeigniter-develop/application/controllers/Genre.php

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

class Genre extends CI_Controller {

    public function view($id = NULL) {
        if ($id === NULL) {
            redirect('home');
        }

        $this->load->model('Game_model');

        $data['games'] = $this->Game_model->get_by_genre($id);

        $this->load->view('genre_games_list_view', $data);
    }
}