// 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 = [];
    //const sorted = props.data.sort((a, b) => b.suspicionScore - a.suspicionScore);
    props.data.forEach(hub =>
      hubs.push(
        <Hub
          key={hub.id}
          id={hub.id}
          name={hub.name}
          value={hub.suspicionScore}
          setSelected={props.setSelected}
        ></Hub>
      )
    );

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

  return <ul className='Checkin-list'>{hubItems}</ul>;
}

export default HubList;