App

App.js

import React, { useState, useEffect } from "react";
import axios from "axios";
import logo from "./logo.svg";
import "./App.css";

function App() {
  const [loaded, setLoaded] = useState(false);

  useEffect(() => {
    const secondsToWait = 5;
    axios(`https://httpstat.us/200?sleep=${secondsToWait * 1000}`).then(
      response => {
        setLoaded(true);
      }
    );
  }, []);

  return (
    <div className="App">
      <header className="App-header">
        <img src={logo} className="App-logo" alt="logo" />
        <p>
          Edit <code>src/App.js</code> and save to reload.
        </p>
        {loaded ? (
          <a
            className="App-link"
            href="https://reactjs.org"
            rel="noopener noreferrer"
          >
            Learn React
          </a>
        ) : null}
      </header>
    </div>
  );
}

export default App;