<?php

namespace Spatie\Backtrace\Arguments;

use ReflectionException;
use ReflectionFunction;
use ReflectionMethod;
use ReflectionParameter;
use Spatie\Backtrace\Arguments\ReducedArgument\VariadicReducedArgument;
use Throwable;

class ReduceArgumentsAction
{
    /** @var ArgumentReducers */
    protected $argumentReducers;

    /** @var ReduceArgumentPayloadAction */
    protected $reduceArgumentPayloadAction;

    public function __construct(
        ArgumentReducers $argumentReducers
    ) {
        $this->argumentReducers = $argumentReducers;
        $this->reduceArgumentPayloadAction = new ReduceArgumentPayloadAction($argumentReducers);
    }

    public function execute(
        ?string $class,
        ?string $method,
        ?array $frameArguments
    ): ?array {
        try {
            if ($frameArguments === null) {
                return null;
            }

            $parameters = $this->getParameters($class, $method);

            if ($parameters === null) {
                $arguments = [];

                foreach ($frameArguments as $index => $argument) {
                    $arguments[$index] = ProvidedArgument::fromNonReflectableParameter($index)
                        ->setReducedArgument($this->reduceArgumentPayloadAction->reduce($argument))
                        ->toArray();
                }

                return $arguments;
            }

            $arguments = array_map(
                function ($argument) {
                    return $this->reduceArgumentPayloadAction->reduce($argument);
                },
                $frameArguments,
            );

            $argumentsCount = count($arguments);
            $hasVariadicParameter = false;

            foreach ($parameters as $index => $parameter) {
                if ($index + 1 > $argumentsCount) {
                    $parameter->defaultValueUsed();
                } elseif ($parameter->isVariadic) {
                    $parameter->setReducedArgument(new VariadicReducedArgument(array_slice($arguments, $index)));

                    $hasVariadicParameter = true;
                } else {
                    $parameter->setReducedArgument($arguments[$index]);
                }

                $parameters[$index] = $parameter->toArray();
            }

            if ($this->moreArgumentsProvidedThanParameters($arguments, $parameters, $hasVariadicParameter)) {
                for ($i = count($parameters); $i < count($arguments); $i++) {
                    $parameters[$i] = ProvidedArgument::fromNonReflectableParameter(count($parameters))
                        ->setReducedArgument($arguments[$i])
                        ->toArray();
                }
            }

            return $parameters;
        } catch (Throwable $e) {
            return null;
        }
    }

    /** @return null|Array<\Spatie\Backtrace\Arguments\ProvidedArgument> */
    protected function getParameters(
        ?string $class,
        ?string $method
    ): ?array {
        try {
            $reflection = $class !== null
                ? new ReflectionMethod($class, $method)
                : new ReflectionFunction($method);
        } catch (ReflectionException $e) {
            return null;
        }

        return array_map(
            function (ReflectionParameter $reflectionParameter) {
                return ProvidedArgument::fromReflectionParameter($reflectionParameter);
            },
            $reflection->getParameters(),
        );
    }

    protected function moreArgumentsProvidedThanParameters(
        array $arguments,
        array $parameters,
        bool $hasVariadicParameter
    ): bool {
        return count($arguments) > count($parameters) && ! $hasVariadicParameter;
    }
}

• [D] ReducedArgument
• [D] Reducers
• [F] ArgumentReducers.php
  Delete
• [F] ProvidedArgument.php
  Delete
• [F] ReduceArgumentPayloadAction.php
  Delete
• [F] ReduceArgumentsAction.php
  Delete

Contact Section

Get in Touch with Us for Any Questions or Support

We’d love to hear from you! Whether you have questions, feedback, or need support, our team is here to help. Reach out to us via email, phone, or visit our office. We’re committed to providing you with exceptional service and ensuring your experience with NFC Pay is seamless and satisfying. Let’s connect!

Name*

Email*

Message*

Send Message

Our Location

20-22 Wenlock Road, England, N1 7GU

Call us on: +03601 885399

Our office hours Monday–Friday, 9am - 9pm

Email us directly

support@example.com