export class UuidService {
  constructor() {}

  /**
   * @description: uuid生成器
   * @author ChenRui
   * @date 2021/7/20 11:14
   */
  getUuid(): string {
    const s: any[] = [];
    const hexDigits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    for (let i = 0; i < 36; i++) {
      s[i] = hexDigits.substr(Math.floor(Math.random() * 0x10), 1);
    }
    s[14] = "4";
    s[19] = hexDigits.substr((s[19] & 0x3) | 0x8, 1);
    s[8] = s[13] = s[18] = s[23] = "-";
    const uuid = s.join("");
    return uuid;
  }
}
const uuidService: UuidService = new UuidService();
export { uuidService };
