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path: root/maps-frontend/src/components/HubList.js
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// React and component imports
import { useEffect, useState } from "react";
import Hub from "./Hub.js";

// CSS import
import '../css/UserCheckin.css';

/**
 * Component that build the checkin list and displays checkin info.
 * @returns {import('react').HtmlHTMLAttributes} A div with the hubs 
 * in a vertical layout.
 */
function HubList(props) {
  const [hubItems, setHubItems] = useState([]);
  
  /**
   * Loads new the checkins into the current cache/map of hubs.
   */
  const updateHubItems = () => {
    // sort and create the elemnts
    let hubs = [];
    console.log(props.data);
    const sorted = props.data.sort((a, b) => b.suspicionScore - a.suspicionScore);
    console.log(sorted);
    sorted.forEach(hub => hubs.push(
      <Hub name={hub.name} value={hub.suspicionScore}></Hub>
    ));

    setHubItems(hubs);
  }

  // React hook that updates when the hubs are recalculated
  useEffect(() => updateHubItems(), [props.data]);

  return (
    <div className="User-checkin">
        <div className="Checkins">
            <h2>Suspicion Ranks</h2>
            <ul className='Checkin-list'>{hubItems}</ul>
        </div>
    </div>
  );
}

export default HubList;