simple-php/src/Runtime/Helpers/helpers.php

<?php

use Runtime\Bootstrap;
use Runtime\Contracts\Container\Container;
use Runtime\Factory\BootstrapFactory;
use Runtime\Http\Input\InputHandler;
use Runtime\Http\Request;
use Runtime\Http\Response;
use Runtime\Http\Url;
use Runtime\Http\View\Factory as ViewFactory;
use Runtime\Router\Route as Router;

if(!function_exists('app'))
{
    /**
     * @param null $abstract
     * @param array $arguments
     * @return BootstrapFactory|Container|mixed
     */
    function app($abstract = null, $arguments = [])
    {
        if (is_null($abstract)) {
            return Bootstrap::getInstance();
        }

        return Bootstrap::getInstance()->make($abstract, $arguments);
    }
}

if(!function_exists('csrf_token'))
{
    /**
     * @return string|null
     */
    function csrf_token(): ?string
    {
        $baseVerifier = Router::router()->getCsrfVerifier();
        if ($baseVerifier !== null) {
            return $baseVerifier->getTokenProvider()->getToken();
        }

        return null;
    }
}

if(!function_exists('dump'))
{
    function dump(...$params)
    {
        echo '<pre>';
        foreach ($params as $param) {
            var_dump($param);
        }
        echo '</pre>';
    }
}

if(!function_exists('endsWith'))
{
    /**
     * @param $haystack
     * @param $needle
     * @return bool
     */
    function endsWith($haystack, $needle)
    {
        $length = strlen($needle);
        if ($length == 0) {
            return true;
        }

        return (substr($haystack, -$length) === $needle);
    }
}

if(!function_exists('input'))
{
    /**
     * @param string|null $index Parameter index name
     * @param string|null $defaultValue Default return value
     * @param array ...$methods Default methods
     * @return InputHandler|array|string|null
     */
    function input($index = null, $defaultValue = null, ...$methods)
    {
        if ($index !== null) {
            return request()->getInputHandler()->value($index, $defaultValue, ...$methods);
        }

        return request()->getInputHandler();
    }
}

if(!function_exists('redirect'))
{
    /**
     * @param string $url
     * @param int|null $code
     */
    function redirect(string $url, ?int $code = null): void
    {
        if ($code !== null) {
            response()->httpCode($code);
        }

        response()->redirect($url);
    }
}

if(!function_exists('response'))
{
    /**
     * @return Response
     */
    function response(): Response
    {
        return Router::response();
    }
}

if(!function_exists('request'))
{
    /**
     * @return Request
     */
    function request(): Request
    {
        return Router::request();
    }
}

if(!function_exists('route'))
{
    /**
     * @param string|null $name
     * @param string|array|null $parameters
     * @param array|null $getParams
     * @return Url
     */
    function route(?string $name = null, $parameters = null, ?array $getParams = null): Url
    {
        return Router::getUrl($name, $parameters, $getParams);
    }
}

if(!function_exists('startsWith'))
{
    /**
     * @param $haystack
     * @param $needle
     * @return bool
     */
    function startsWith($haystack, $needle)
    {
        $length = strlen($needle);
        return (substr($haystack, 0, $length) === $needle);
    }
}

if(!function_exists('view'))
{
    /**
     * @param $name
     * @param array $arguments
     * @return mixed
     */
    function view($name, $arguments = [])
    {
        $factory = app(ViewFactory::class);

        return $factory->make($name, $arguments);
    }
}