A11yWatch/a11ywatch-core

import { Jwt } from "jsonwebtoken";
import { decodeJwt, verifyJwt } from "./auth";

export const extractTokenKey = (bearerToken: string) =>
  bearerToken?.includes("Bearer ") ? bearerToken.split(" ")[1] : bearerToken;

// veryify jwt and decode
export const getUserFromToken = (
  bearerToken?: string
):
  | null
  | (Jwt & {
      payload: Partial<Jwt["payload"] & { keyid: number; audience?: number }>;
    }) => {
  const token =
    bearerToken && typeof bearerToken === "string" && bearerToken.length > 15
      ? extractTokenKey(bearerToken.trim())
      : "";

  if (token) {
    try {
      if (verifyJwt(token)) {
        return decodeJwt(token);
      }
    } catch (e) {
      console.error(e);
    }
  }

  return null;
};