src/views/Intro.js


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/**
 * Intro
 */

import React, { useState, useCallback } from "react";
import Vimeo from "@u-wave/react-vimeo";

let playing = false;

export default function Intro({ onComplete }) {
  const [done, setDone] = useState(false);
  const [started, setStarted] = useState(false);
  const [player, setPlayer] = useState(false);
  const [videoSize] = useState(coverWindow());

  const handleClose = useCallback(() => {
    setDone(true);
    setTimeout(() => {
      onComplete();
    }, 200);
  }, []);

  const handleStart = useCallback(() => {
    playing = true;
    setStarted(true);
    if (player) {
      player.play();
    }
  }, [player]);

  const handleReady = useCallback((player) => {
    setPlayer(player);
    if (playing) {
      player.play();
      setStarted(true);
    }
  });

  return (
    <div className={done ? "intro done" : "intro"}>
      <Vimeo
        video="https://vimeo.com/612279630"
        className="intro-video"
        showByline={false}
        showPortrait={false}
        showTitle={false}
        style={videoSize}
        onReady={handleReady}
        onEnd={handleClose}
      />
      <div
        style={{ backgroundImage: "url(assets/img/no6092start.jpg)" }}
        className={started ? "intro-image playing" : "intro-image"}
        onClick={handleStart}
      />
      {started && (
        <img
          className="close"
          src="/assets/img/close.svg"
          onClick={handleClose}
        />
      )}
    </div>
  );
}

const coverWindow = () => {
  const videoRatio = 1.777;
  const screenRatio = window.innerWidth / window.innerHeight;
  if (screenRatio > videoRatio) {
    return { width: "100vw", height: 100 * 1.777 + "vh" };
  } else {
    return { width: "177vh", height: "100vh" };
  }
};