<?php

namespace Composer\XdebugHandler;

/**
 * @author John Stevenson <john-stevenson@blueyonder.co.uk>
 *
 * @phpstan-type restartData array{tmpIni: string, scannedInis: bool, scanDir: false|string, phprc: false|string, inis: string[], skipped: string}
 */
class PhpConfig
{
    /**
     * Use the original PHP configuration
     *
     * @return string[] Empty array of PHP cli options
     */
    public function useOriginal(): array
    {
        $this->getDataAndReset();
        return [];
    }

    /**
     * Use standard restart settings
     *
     * @return string[] PHP cli options
     */
    public function useStandard(): array
    {
        $data = $this->getDataAndReset();
        if ($data !== null) {
            return ['-n', '-c', $data['tmpIni']];
        }

        return [];
    }

    /**
     * Use environment variables to persist settings
     *
     * @return string[] Empty array of PHP cli options
     */
    public function usePersistent(): array
    {
        $data = $this->getDataAndReset();
        if ($data !== null) {
            $this->updateEnv('PHPRC', $data['tmpIni']);
            $this->updateEnv('PHP_INI_SCAN_DIR', '');
        }

        return [];
    }

    /**
     * Returns restart data if available and resets the environment
     *
     * @phpstan-return restartData|null
     */
    private function getDataAndReset(): ?array
    {
        $data = XdebugHandler::getRestartSettings();
        if ($data !== null) {
            $this->updateEnv('PHPRC', $data['phprc']);
            $this->updateEnv('PHP_INI_SCAN_DIR', $data['scanDir']);
        }

        return $data;
    }

    /**
     * Updates a restart settings value in the environment
     *
     * @param string $name
     * @param string|false $value
     */
    private function updateEnv(string $name, $value): void
    {
        Process::setEnv($name, false !== $value ? $value : null);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODM4Mjg1ODEzNTU4NDEwOSA2OTE2MTUzODA4MDg2NTA1IDI5MTI1MTczODgzNTYzMTM=