<?php

namespace App\Services;

use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Process;
use Symfony\Component\Console\Exception\RuntimeException;

class ProcessUpdateService
{
    public function processUpdate(int $entryId, string $action, string $type = 'entry_update_'): void
    {
        $subject = env('NATS_SUBJECT', 'entry_update');
        $appUrl = env('APP_URL', 'http://localhost');

        $incoming = [
            'id' => $entryId,
            'action' => $action,
            'subject' => $subject,
            'app_url' => $appUrl,
            'type' => $type,
        ];

        $jsonData = json_encode($incoming, JSON_THROW_ON_ERROR);
        $tempFile = tempnam(sys_get_temp_dir(), $type);
        file_put_contents($tempFile, $jsonData);

        $scriptPath = env('HANDLE_ENTRY_UPDATES_SCRIPT', base_path('cmd/handle_cms_updates.sh'));

        try {
            // Log what we're about to execute
            Log::info("Executing script: {$scriptPath} with action: {$action}", [
                'entry_id' => $entryId,
                'temp_file' => $tempFile,
                'script_exists' => file_exists($scriptPath),
                'script_executable' => is_executable($scriptPath),
            ]);

            $result = Process::run([
                'bash',
                $scriptPath,
                $action,
                $tempFile,
            ]);

            if ($result->failed()) {
                $errorDetails = [
                    'exit_code' => $result->exitCode(),
                    'stdout' => $result->output(),
                    'stderr' => $result->errorOutput(),
                    'command' => ['bash', $scriptPath, $action, $tempFile],
                    'script_path' => $scriptPath,
                    'script_exists' => file_exists($scriptPath),
                    'temp_file_exists' => file_exists($tempFile),
                    'temp_file_contents' => file_exists($tempFile) ? file_get_contents($tempFile) : 'N/A',
                ];

                Log::error('Script execution failed', $errorDetails);

                throw new RuntimeException(
                    "Script execution failed with exit code {$result->exitCode()}. " .
                        'STDOUT: ' . ($result->output() ?: 'empty') . ' ' .
                        'STDERR: ' . ($result->errorOutput() ?: 'empty')
                );
            }

            Log::info('Script executed successfully', [
                'stdout' => $result->output(),
                'entry_id' => $entryId,
                'action' => $action,
            ]);
        } finally {
            // Clean up temp file
            if (file_exists($tempFile)) {
                unlink($tempFile);
            }
        }
    }
}