Files
kiri-core/HttpServer/Route/Reduce.php
T
2021-02-14 22:00:05 +08:00

68 lines
1.3 KiB
PHP

<?php
declare(strict_types=1);
namespace HttpServer\Route;
use Closure;
use HttpServer\IInterface\After;
use HttpServer\IInterface\Middleware;
use Snowflake\Core\Json;
use Snowflake\Event;
class Reduce
{
/**
* @param $last
* @param $middleWares
* @return mixed
*/
public static function reduce($last, $middleWares): mixed
{
return array_reduce(array_reverse($middleWares), static::core(), $last);
}
/**
* @param $middleWares
* @return mixed
*/
public static function after($middleWares): mixed
{
return array_reduce(array_reverse($middleWares), function ($stack, $pipe) {
return function ($request, $passable) use ($stack, $pipe) {
try {
if (!($pipe instanceof After)) {
return call_user_func($pipe, $request, $passable, $stack);
}
return $pipe->onHandler($request, $passable);
} catch (\Throwable $throwable) {
return Json::to(0, $throwable);
} finally {
fire(Event::EVENT_AFTER_REQUEST);
}
};
});
}
/**
* @return Closure
*/
private static function core(): Closure
{
return function ($stack, $pipe) {
return function ($passable) use ($stack, $pipe) {
if ($pipe instanceof Middleware) {
return $pipe->onHandler($passable, $stack);
} else {
return call_user_func($pipe, $passable, $stack);
}
};
};
}
}