@cobuildlab/8base-chat/src/shared/utils/file/index.ts

Chat component that uses 8base

export function getExtension(filename: any) {
  if (typeof filename !== 'string') {
    return '';
  }

  const match = filename.match(/^.+\.(\w+)$/);
  return match ? match[1] : '';
}

export function isImage(extension: string) {
  return /^(gif|jpe?g|png|svg|tiff|webp)$/.test(extension);
}

export function isPreviewSupported(extension: string) {
  return /^(gif|jpe?g|png|tiff|pdf|pptx?|xlsx?|odt|odf|html?|txt|ai|psd)$/.test(
    extension,
  );
}