Function extractStoragePath

frontend/src/utils/supabase-storage.ts:6–43

(urlOrPath: string | null)

 * Extract the storage path from a full URL or return the path as-is if it's already relative
 */
export function extractStoragePath(urlOrPath: string | null): string | null {
  if (!urlOrPath || urlOrPath === 'n/a') {
    return null;
  }

  // If it's already a relative path, return it
  if (!urlOrPath.startsWith('http')) {
    return urlOrPath;
  }

  // Extract path from full URL
  try {
    const url = new URL(urlOrPath);
    const pathMatch = url.pathname.match(/\/storage\/v1\/object\/public\/(.+)/);
    if (pathMatch) {
      return pathMatch[1];
    }
    
    // Try authenticated path pattern
    const authPathMatch = url.pathname.match(/\/storage\/v1\/object\/sign\/(.+)/);
    if (authPathMatch) {
      return authPathMatch[1];
    }

    // If it's a storage URL but doesn't match patterns, try to extract the path after /storage/v1/object/
    if (url.pathname.includes('/storage/v1/object/')) {
      const parts = url.pathname.split('/storage/v1/object/');
      if (parts[1]) {
        // Remove 'public/' or 'sign/' prefix if present
        return parts[1].replace(/^(public|sign)\//, '');
      }
    }
  } catch (e) {
    console.error('Error parsing URL:', e);
  }

  return null;
}

/**
 * Get a signed URL for a protected storage object