<?php

declare(strict_types=1);

namespace App\Services\TenantConfiguration;

use Symfony\Component\Process\Exception\ProcessTimedOutException;
use Symfony\Component\Process\Process;
use Throwable;

final class SymfonyExchangePowerShellProcessExecutor implements ExchangePowerShellProcessExecutor
{
    public function available(): bool
    {
        return class_exists(Process::class);
    }

    public function run(ExchangePowerShellProcessCommand $command): ExchangePowerShellProcessResult
    {
        $startedAt = microtime(true);
        $process = null;

        try {
            $process = new Process($command->arguments, timeout: $command->timeoutSeconds);
            $process->run();

            return ExchangePowerShellProcessResult::completed(
                exitCode: $process->getExitCode() ?? 1,
                stdout: $process->getOutput(),
                stderr: $process->getErrorOutput(),
                durationMs: $this->durationMs($startedAt),
            );
        } catch (ProcessTimedOutException) {
            if ($process instanceof Process && $process->isRunning()) {
                $process->stop(0);
            }

            return ExchangePowerShellProcessResult::timedOut($this->durationMs($startedAt));
        } catch (Throwable $exception) {
            return ExchangePowerShellProcessResult::exception(class_basename($exception), $this->durationMs($startedAt));
        }
    }

    private function durationMs(float $startedAt): int
    {
        return (int) max(0, round((microtime(true) - $startedAt) * 1000));
    }
}