Classes.js

import React, { Component } from 'react'
import './class.css'

class Classes extends Component {
  constructor() {
    super()
    this.state = {
      show: true
    }
  }

  componentDidMount () {
    this.addScript()
  }

  addScript() {
    const script = document.createElement('script')
    script.src = 'https://widgets.healcode.com/javascripts/healcode.js'
    script.async = true
    script.crossorigin = 'anonymous'
    document.body.appendChild(script)
  }

  show() {
    this.state()
  }

  render() {
    return (
      <healcode-widget data-type='schedules' data-widget-partner='object' data-widget-id='473784925a0' data-widget-version='0.1'></healcode-widget>
    )
  }
}

export default Classes