import path from "path";

export default function (file: Express.Multer.File) {
  return `${path.parse(sanitizeFileName(path.basename(file.originalname))).name}-${Math.floor(Date.now() / 1000)}${path.extname(file.originalname)}`;
}

export function generateUniqueBillFilename(file: Express.Multer.File, invoice_number: string) {
  return `${sanitizeFileName(invoice_number)}-${Math.floor(Date.now() / 1000)}${path.extname(file.originalname)}`;
}

export function generateUniqueHeicFilename(file: Express.Multer.File) {
  return `${path.parse(sanitizeFileName(path.basename(file.originalname))).name}-${Math.floor(Date.now() / 1000)}.jpeg`;
}

function sanitizeFileName(fileName: string): string {
  const restrictedChars = /[<>:"/\\|?*#\x00-\x1F]/g;
  return fileName.replace(restrictedChars, "");
}