import crypto from 'node:crypto';
import fs from 'node:fs';

export const getHash = (file: string) => {
  if (!fs.existsSync(file)) return '';
  const buffer = fs.readFileSync(file); // 不指定编码,返回 Buffer
  return crypto.createHash('md5').update(buffer).digest('hex');
};

export const getBufferHash = (buffer: Buffer) => {
  return crypto.createHash('md5').update(buffer).digest('hex');
};

export const getStringHash = (str: string) => {
  return crypto.createHash('md5').update(str).digest('hex');
}