protospace-lcars/frontend/src/App.js

import React from 'react';

const SERVER_URL = 'http://localhost:3000/'

export default class Site extends React.Component {

  state = {
		classes: [],
		psboard: [],
		componentMounted: false
	}

	callAPI = (targetUrl) => {
    let url = SERVER_URL + 'api/data/'+ targetUrl
    let data = ""
    console.log(url);

    fetch(url)
			.then(response => response.json())
      .then(body =>
        this.setState({
      		[targetUrl]: body
      	}));
	}

	componentDidMount() {
		this.callAPI('classes')
		this.callAPI('psboard')

	}

	render() {
		console.log(this.state)
		return (
			<div className="mainContainer">
				<div className="left">
					<div className="heading">Upcoming Classes</div>

          {this.state.psboard.map((item, i) =>
					<div className='course-list'>
						<div className='subject'>{item.subject}</div>
						<div className='date'>{item.date}</div>
					</div>)}

				</div>
				<div className="right">
					<div className="heading">Posts</div>
				</div>
			</div>
		);
	}
}