First click on side buttons make the element disappear about medium-draft HOT 4 CLOSED

import React from 'react';

import {
  Editor,
  createEditorState,
} from 'medium-draft';

class MediumEditor extends React.Component {
  constructor(props) {
    super(props);

    this.state = {
      editorState: createEditorState(),
      hideWorkaround: false
    };

    this.onChange = (editorState) => {
      this.setState({ editorState });
    };
  }

  componentDidMount() {
    this.refs.editor.focus();
    /* ===== workaround code start ===== */
    setTimeout(() =>  this.refs.workaround.focus(), 50);
    setTimeout(() =>  this.refs.editor.focus(), 100);
    setTimeout(() =>  this.setState({hideWorkaround: true}), 70);
    /* ===== workaround code end ===== */
  }

  render() {
    const { editorState } = this.state;
    return (
      <div>
        <input hidden={this.state.hideWorkaround} ref="workaround" />
        <Editor
          ref="editor"
          editorState={editorState}
          onChange={this.onChange} />
      </div>
    );
  }
}

export default MediumEditor;