/CSS/Make changes to api fetch onclick in react

Make changes to api fetch onclick in react

class App extends Component {
  constructor(props) {
    super(props);

    this.state = {
      isLoading: false,
      results: [],
      error: null,
    };
  }

  fetchData = (url, query, key) => {
    fetch(`the/api/${url}${query}.json?api-key${key}`)
      .then(res => res.ok && res.json())
      .then(data => this.setState({ results: data.results, isLoading: false }))
      .catch(error => this.setState({ error, isLoading: false }));
  }

  componentDidMount() {
    fetchData('api_url', 'all', 'key_here');
  }

  handleCategory = (e) => {
    const cat = e.target.getAttribute('data-facet');
    fetchData('api_url', cat, 'key_here');
  }

  render() {
    const { isLoading, results, error } = this.state;

    if (isLoading) {
      return <div className="loading-icon"></div>
    }

    if (error) {
      return <div className="error"></div>    
    }

    return (
      <div className="wrapper">
        <button data-facet="arts" onClick={this.handleCategory}>Arts</button>
        {results.map(res => ...)}
      </div>
    );
  }
}

Source: stackoverflow.com

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