class App extends Component {
  state = {
    selectedDate: new Date(),
    selectedTime: new Date()
  }

  handleDateChange = date => {
    this.setState({ selectedDate: date })
  }

  handleTimeChange = time => {
    this.setState({ selectedTime: time })
  }

  render() {
    const { selectedDate, selectedTime } = this.state

    return (
      <div>
        <DatePicker
          value={selectedDate}
          onChange={this.handleDateChange}
        />

        <TimePicker
          value={selectedTime}
          onChange={this.handleDateChange}
        />
      </div>
    )
  }
}