import { UUID } from "@/@types/brands";

const uuid = (): UUID => {
  // https://github.com/GoogleChrome/chrome-platform-analytics/blob/master/src/internal/identifier.js
  // const FORMAT: string = "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx";
  const chars = "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".split("");
  for (let i = 0, len = chars.length; i < len; i++) {
    switch (chars[i]) {
      case "x":
        chars[i] = Math.floor(Math.random() * 16).toString(16);
        break;
      case "y":
        chars[i] = (Math.floor(Math.random() * 4) + 8).toString(16);
        break;
    }
  }
  return chars.join("") as UUID;
};

export { uuid };