<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Console\Tester;

use Symfony\Component\Console\Output\TestOutput;

/**
 * @author Théo FIDRY <theo.fidry@gmail.com>
 */
final class ExecutionResult
{
    // This is purely for memoizing purposes
    private array $results = [];

    /**
     * @param array<\Closure(string): string> $normalizers
     */
    public function __construct(
        public readonly string $input,
        public readonly int $statusCode,
        private readonly TestOutput $output,
        private readonly array $normalizers = [],
    ) {
    }

    /**
     * Gets the display returned by the execution of the command or application. The display combines what was
     * written on both the output and error output.
     */
    public function getDisplay(bool $normalize = true): string
    {
        return $this->results['display'][$normalize] ??= $this->normalize($this->output->getDisplayContents(), $normalize);
    }

    /**
     * Gets the output written to the output by the command or application.
     */
    public function getOutput(bool $normalize = false): string
    {
        return $this->results['output'][$normalize] ??= $this->normalize($this->output->getOutputContents(), $normalize);
    }

    /**
     * Gets the output written to the error output by the command or application.
     */
    public function getErrorOutput(bool $normalize = false): string
    {
        return $this->results['errorOutput'][$normalize] ??= $this->normalize($this->output->getErrorOutputContents(), $normalize);
    }

    /**
     * @return $this
     */
    public function dump(): static
    {
        $summary = "CLI: {$this->input}, Status: {$this->statusCode}";
        $output = [
            $summary,
            $this->getOutput(true),
            $this->getErrorOutput(true),
            $summary,
        ];

        \call_user_func(
            \function_exists('dump') ? 'dump' : 'var_dump',
            implode("\n\n", array_filter($output)),
        );

        return $this;
    }

    public function dd(): never
    {
        $this->dump();
        exit(1);
    }

    private function normalize(string $value, bool $normalize): string
    {
        if (!$normalize) {
            return $value;
        }

        foreach ($this->normalizers as $normalizer) {
            $value = $normalizer($value);
        }

        return str_replace(\PHP_EOL, "\n", $value);
    }
}