text: /**
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  import { PureComponent } from 'react';
  
  class CurrentTimePanel extends PureComponent {
    state = {
      currentTime: null,
    }
  
    componentDidMount() {
      this.clock = setInterval(this.timer, 1000)
    }
  
    componentWillUnmount() {
      clearInterval(this.countdown);
    }
  
    timer = () => {
      const { moment } = this.props;
      this.setState({ currentTime: moment() });
    }
  
    render() {
      const { currentTime } = this.state;
      return currentTime == null ? null : currentTime.format("YYYY-MM-DD HH:mm:ss");
    }
  }
  
  export default CurrentTimePanel;
  