/*
 * @Author: donghao donghao@supervision.ltd
 * @Date: 2024-04-18 10:46:41
 * @LastEditors: donghao donghao@supervision.ltd
 * @LastEditTime: 2024-04-18 10:47:57
 * @FilePath: \general-ai-manage\mock\utils\mockHash.ts
 * @Description: 哈希值
 */
// 生成随机字符串
export function generateRandomString(length) {
  let result = '';
  const characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
  const charactersLength = characters.length;
  for (let i = 0; i < length; i++) {
    result += characters.charAt(Math.floor(Math.random() * charactersLength));
  }
  return result;
}

// 生成哈希值
export function generateHash(str) {
  let hash = 0;
  if (str.length == 0) return hash;
  for (let i = 0; i < str.length; i++) {
    const char = str.charCodeAt(i);
    hash = (hash << 5) - hash + char;
    hash = hash & hash; // Convert to 32bit integer
  }
  return Math.abs(hash).toString(16).slice(-4);
}

// 生成随机字符串
// const randomString = generateRandomString(10);

// // 生成哈希值
// const hash = generateHash(randomString);

// console.log(hash); // 输出一个随机的 16 位哈希值