<?php

namespace App\Service;

use App\Repository\AppsRepository;
use App\Service\LoggerService;
use Symfony\Bundle\SecurityBundle\Security;
use Symfony\Component\HttpFoundation\File\Exception\FileException;
use Symfony\Component\String\Slugger\AsciiSlugger;

class ProjectService{


    public function __construct(private readonly AppsRepository $appsRepository, private readonly Security $security, private readonly LoggerService $loggerService)
    {
    }

    /** Function that will return the project name.
    * Project name are build using the project prefix field present in the organization entity and the normalized project name.
    * The normalized project name is the project name with all spaces replaced by underscores and all characters in lowercase.
    * For example, if the project prefix is "yumi" and the project name is "My Project", the project name will be "yumi_my_project".
    *
    * @param string $projectName The name of the project.
    * @param string $projectPrefix The prefix of the project.
    * @return string The project name.
    */
    public function getProjectDbName(string $projectName, string $projectPrefix): string
    {
        $slugger = new AsciiSlugger();
        $slug = $slugger->slug($projectName, '_')->lower()->toString();
//        \d matches any digit character, equivalent to [0-9]. So, the regular expression '/\d/' will match any digit in the string.
        $str = preg_replace('/\d/', '', $slug);
        return $projectPrefix . '_' . $str;
    }

    public function isApplicationArrayValid(array $applicationArray): bool
    {
        foreach ($applicationArray as $app) {
            $app = (int) $app;
            if (empty($app) || $app <= 0 || empty($this->appsRepository->findOneBy(['id' => $app]))) {
                return false;
            }
        }
        return true;
    }

    public function handleLogoUpload($logoFile, $projectBddName): ?string
    {
        // 1. Define the destination directory (adjust path as needed, e.g., 'public/uploads/profile_pictures')
        $destinationDir = 'uploads/project_logos';

        // 2. Create the directory if it doesn't exist
        if (!file_exists($destinationDir)) {
            // 0755 is the standard permission (Owner: read/write/exec, Others: read/exec)
            if (!mkdir($destinationDir, 0755, true) && !is_dir($destinationDir)) {
                throw new \RuntimeException(sprintf('Directory "%s" was not created', $destinationDir));
            }
        }

        $extension = $logoFile->guessExtension();

        // Sanitize the filename to remove special characters/spaces to prevent filesystem errors
        $customFilename = $projectBddName . '.' . $extension;

        try {
            // 4. Move the file to the destination directory
            $logoFile->move($destinationDir, $customFilename);

            // 5. Update the user entity with the relative path
            // Ensure you store the path relative to your public folder usually
            return $destinationDir . '/' . $customFilename;

        } catch (\Exception $e) {
            // 6. Log the critical error as requested
            $this->loggerService->logError('File upload failed',[
                'target_user_id' => $this->security->getUser()->getId(),
                'message' => $e->getMessage(),
                'file_name' => $customFilename,
            ]);

            // Optional: Re-throw the exception if you want the controller/user to know the upload failed
            throw new FileException('File upload failed.');
        }
    }
}