Full Story: User identification with React+REdux

index.js

import React, { Component } from 'react';
import {connect} from 'react-redux';

/**
 * Initializes fullstory
 */
class FullStory extends Component {
  componentDidMount() {
    if (this.props.authenticated) {
      this.identify();
    }
  }

  componentWillReceiveProps(nextProps) {
    if (this.props.authenticated && !nextProps.authenticated) {
      window.FS.clearUserCookie();
    } else if (!this.props.authenticated && nextProps.authenticated) {
      this.identify();
    }
  }

  identify() {
    const {auth} = this.props;

    window.FS.identify(auth.id, {
      displayName: auth.name,
      email: auth.email
    });
  }

  render() {
    return null;
  }
}

export default connect(state => ({
  auth: state.auth.data,
  authenticated: state.auth.token != null
}))(FullStory);