如何使用DateTimePicker值更新TextInput？原生反应

npm install @react-native-community/datetimepicker --save

import DateTimePicker from '@react-native-community/datetimepicker';

state = {
  selectedDate: new Date(),
};

<TextInput
  value={this.state.selectedDate.toString()}
  onChangeText={text => this.setState({ selectedDate: text })}
/>

<Button title="选择日期时间" onPress={this.showDateTimePicker} />

showDateTimePicker = () => {
  this.setState({ showPicker: true });
};

render() {
  return (
    <View>
      <TextInput
        value={this.state.selectedDate.toString()}
        onChangeText={text => this.setState({ selectedDate: text })}
      />
      <Button title="选择日期时间" onPress={this.showDateTimePicker} />
      {this.state.showPicker && (
        <DateTimePicker
          value={this.state.selectedDate}
          mode="datetime"
          onChange={this.handleDateChange}
        />
      )}
    </View>
  );
}

handleDateChange = (event, selectedDate) => {
  if (selectedDate) {
    this.setState({
      selectedDate,
      showPicker: false,
    });
  } else {
    this.setState({
      showPicker: false,
    });
  }
};