<?php

namespace Kletellier\PdoWrapper;

use Evenement\EventEmitter;

class EventDispatcher
{
    private static $instance = null;
    private EventEmitter $emitter;

    private function __construct()
    {
        $this->emitter = new EventEmitter();
    }
    
    private static function getInstance()
    {
        if (self::$instance == null) {
            self::$instance = new EventDispatcher();
        }
        return self::$instance;
    }

    public static function __callStatic($name, $arguments)
    {
        if(count($arguments)==2)
        {
            $instance = self::getInstance();
            $event = $arguments[0];
            if($name=="on")
            { 
                if(is_callable($arguments[1]))
                {                    
                    $instance->emitter->on($event,$arguments[1]);
                }
            }
            if($name=="emit")
            {
                $instance->emitter->emit($event,$arguments);
            }
        }        
    }
}