Reusable React Component

//
// Remember to import axios ==> import axios from 'axios';
// See live example of the React Component on banisingh.io
//

class Waitlist extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
        value: '',
        priority_number: '',
        email_submitted: '',
        total_users: '',
        ref_link: '',
        error_info: ''
    };

    this.handleChange = this.handleChange.bind(this);
    this.handleSubmit = this.handleSubmit.bind(this);
  }

  handleChange(event) {
    this.setState({value: event.target.value});
  }

  handleSubmit(event) {
    console.log('A name was submitted: ' + this.state.value);
    event.preventDefault();
    var body = {
        email: this.state.value,
        api_key: 'YOUR API KEY',
        referral_link: window.location.href
    };

    axios.post('https://www.getwaitlist.com/waitlist', body)
      .then((response) => {
          console.log(response)
          var registered_email = response['data']['registered_email']
          var current_priority = response['data']['current_priority']
          var total_waiters_currently = response['data']['total_waiters_currently']
          var referral_link = response['data']['referral_link']
          this.setState({
              email_submitted: registered_email,
              priority_number: current_priority,
              total_users: total_waiters_currently,
              ref_link: referral_link
          })
      })
      .catch((error) => {
          this.setState({error_info: 'Some error occured unfortunately. Check your value or let me know: bani (at) banisingh.io'})
          console.log(error.response)
      });

  }