CombinedEventHandler

namespace danog\MadelineProto;

abstract class CombinedEventHandler
{
    private $CombinedAPI;

    public function __construct($CombinedAPI)
    {
        $this->CombinedAPI = $CombinedAPI;
        foreach ($CombinedAPI->instances as $path => $instance) {
            $this->referenceInstance($path);
        }
    }

    final public function __sleep()
    {
        $keys = \method_exists($this, '__magic_sleep') ? $this->__magic_sleep() : \get_object_vars($this);
        unset($keys['CombinedAPI']);
        if (isset($this->CombinedAPI) && $this->CombinedAPI instanceof CombinedAPI) {
            foreach ($this->CombinedAPI->instance_paths as $path) {
                unset($keys[$path]);
            }
        } else {
            foreach ($keys as $key => $value) {
                if ($value instanceof API && $key === $value->session) {
                    unset($keys[$key]);
                }
            }
        }

        return \array_keys($keys);
    }

    final public function referenceInstance($path)
    {
        $this->{$path} = $this->CombinedAPI->instances[$path];
    }

    final public function removeInstance($path)
    {
        if (isset($this->{$path})) {
            unset($this->{$path});
        }
    }
}