INNER CODE UNIT · TypeScript

isImageFile

LoD-Dawn/Fast-Vben-Admin · frontend/apps/web-antd/src/adapter/component/index.ts:181

function isImageFile(file: UploadFile): boolean {
  if (file.url) {
    try {
      const pathname = new URL(file.url, 'http://localhost').pathname;
      const ext = pathname.split('.').pop()?.toLowerCase();
      return ext ? IMAGE_EXTENSIONS.has(ext) : false;
    } catch {
      const ext = file.url?.split('.').pop()?.toLowerCase();
      return ext ? IMAGE_EXTENSIONS.has(ext) : false;
    }
  }
  if (!file.type) {
    const ext = file.name?.split('.').pop()?.toLowerCase();
    return ext ? IMAGE_EXTENSIONS.has(ext) : false;
  }
  return file.type.startsWith('image/');
}

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