Sample Slim Framework Controller

HomeController.php

<?php
namespace App\Controllers;

use Psr\Http\Message\ServerRequestInterface as Request;
use Psr\Http\Message\ResponseInterface as Response;
use Interop\Container\ContainerInterface as Container;

class HomeController
{
    /**
     * @var Container
     */
    protected $container;

    /**
     * @var Request
     */
    protected $request;

    /**
     * @var Response
     */
    protected $response;

    /**
     * HomeController constructor
     *
     * @param Container $container
     */
    public function __construct(Container $container)
    {
        $this->container = $container;
    }

    /**
     * @param Request $request
     * @param Response $response
     * @param array $args
     *
     * @return string
     */
    public function __invoke(Request $request, Response $response, array $args)
    {
        $this->request = $request;
        $this->response = $response;

        $this->args = $args;
        //@todo assert the method exists or meaningful throw exception
        $method = $this->args['action'] . 'Action';

        if (@$this->args['params']) {
            $params = explode('/', $this->args['params']);
            return call_user_func_array([$this, $method], $params);
        } else {
            return $this->{$method}();
        }
    }

    /**
     *
     */
    public function homeAction()
    {
        echo 'I am the home action';
    }
}