Scroll To top on state change

this.state = {
  scrollPosition: 0
}

componentWillReceiveProps () {
  const element = ReactDOM.findDOMNode(this);
  if (element != null) {
    this.setState({
      scrollPosition: window.scrollY
    })
  }
}

componentDidUpdate () {
  const element = ReactDOM.findDOMNode(this);
  if (element != null) {
    window.scrollTo(0, this.state.scrollPosition)
  }
}