monsterWalkSpeed.js

componentWillReceiveProps(nextProps) {
        if (nextProps.location.distanceAverage < 10) {
            this.setState({ loopSpeed: 10 });
        }
        else if (nextProps.location.distanceAverage < 100) {
            this.setState({ loopSpeed: 100 });
        }
        else if (nextProps.location.distanceAverage < 1000) {
            this.setState({ loopSpeed: 500 });
        }
        else if (nextProps.location.distanceAverage < 5000) {
            this.setState({ loopSpeed: 1000 });
        }
    }