ntfy/web/src/app/Session.js

class Session {
  store(username, token) {
    localStorage.setItem("user", username);
    localStorage.setItem("token", token);
  }

  reset() {
    localStorage.removeItem("user");
    localStorage.removeItem("token");
  }

  resetAndRedirect(url) {
    this.reset();
    window.location.href = url;
  }

  exists() {
    return this.username() && this.token();
  }

  username() {
    return localStorage.getItem("user");
  }

  token() {
    return localStorage.getItem("token");
  }
}

const session = new Session();
export default session;