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<?php

    /**
     * Handles flow of control based on request type.
     * @return void
     */
    public function requestDispatcher()
    {
        /**
         * first time page load
         */
        if ($_SERVER['REQUEST_METHOD'] === 'GET') 
        {
            if (filter_input(INPUT_GET, 'id', FILTER_VALIDATE_INT) === null) 
            {
                $this->generateView();
                return;
            } else {
                $this->handleGET();
            }
        }

        if ($_SERVER['REQUEST_METHOD'] === 'GET')
        {
            $this->handleGET();
        }


        if ($_SERVER['REQUEST_METHOD'] === 'POST')
        {
            $this->handlePOST();
        }
    }