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obthearchitect/index.html

Last active September 17, 2020 20:54
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v1.0.0 – Amazon IVS Simple Quiz Demo with TimedMetadata
Raw
index.html
<head>
<script src="https://player.live-video.net/1.0.0/amazon-ivs-player.min.js"></script>
</head>
<body>
<div id="app">
<div class="inner">
<!-- Player wrapper, forcing 16:9 aspect ratio -->
<div class="player-wrapper">
<div class="aspect-spacer"></div>
<div class="pos-absolute full-width full-height top-0">
<video id="video-player" class="el-player" playsinline></video>
</div>
</div>
<!-- Quiz UI -->
<div class="quiz-wrap">
<div id="waiting"><span class="waiting-text float">Waiting for the next question</span></div>
<div id="quiz" class="card drop">
<div id="card-inner">
<h2 id="question"></h2>
<div id="answers"></div>
</div>
</div>
</div>
</div>
</div>
</body>
Raw
script.js
const playbackUrl =
"https://fcc3ddae59ed.us-west-2.playback.live-video.net/api/video/v1/us-west-2.893648527354.channel.xhP3ExfcX8ON.m3u8";
const videoPlayer = document.getElementById("video-player");
const quizEl = document.getElementById("quiz");
const waitMessage = document.getElementById("waiting");
const questionEl = document.getElementById("question");
const answersEl = document.getElementById("answers");
const cardInnerEl = document.getElementById("card-inner");
(function (IVSPlayer) {
const PlayerState = IVSPlayer.PlayerState;
const PlayerEventType = IVSPlayer.PlayerEventType;
// Initialize player
const player = IVSPlayer.create();
player.attachHTMLVideoElement(videoPlayer);
// Attach event listeners
player.addEventListener(PlayerState.PLAYING, function () {
console.log("Player State - PLAYING");
});
player.addEventListener(PlayerState.ENDED, function () {
console.log("Player State - ENDED");
});
player.addEventListener(PlayerState.READY, function () {
console.log("Player State - READY");
});
player.addEventListener(PlayerEventType.ERROR, function (err) {
console.warn("Player Event - ERROR:", err);
});
player.addEventListener(PlayerEventType.TEXT_METADATA_CUE, function (cue) {
const metadataText = cue.text;
const position = player.getPosition().toFixed(2);
console.log(
`PlayerEvent - METADATA: "${metadataText}". Observed ${position}s after playback started.`
);
triggerQuiz(metadataText);
});
// Setup stream and play
player.setAutoplay(true);
player.load(playbackUrl);
// Setvolume
player.setVolume(0.1);
// Remove card
function removeCard() {
quizEl.classList.toggle("drop");
}
// Trigger quiz
function triggerQuiz(metadataText) {
let obj = JSON.parse(metadataText);
quizEl.style.display = "";
quizEl.classList.remove("drop");
waitMessage.style.display = "none";
cardInnerEl.style.display = "none";
cardInnerEl.style.pointerEvents = "auto";
while (answersEl.firstChild) answersEl.removeChild(answersEl.firstChild);
questionEl.textContent = obj.question;
let createAnswers = function (obj, i) {
let q = document.createElement("a");
let qText = document.createTextNode(obj.answers[i]);
answersEl.appendChild(q);
q.classList.add("answer");
q.appendChild(qText);
q.addEventListener("click", (event) => {
cardInnerEl.style.pointerEvents = "none";
if (q.textContent === obj.answers[obj.correctIndex]) {
q.classList.toggle("correct");
} else {
q.classList.toggle("wrong");
}
setTimeout(function () {
removeCard();
waitMessage.style.display = "";
}, 1050);
return false;
});
};
for (var i = 0; i < obj.answers.length; i++) {
createAnswers(obj, i);
}
cardInnerEl.style.display = "";
}
waitMessage.style.display = "";
})(window.IVSPlayer);
Raw
style.css
/* Reset */
*,
*::before,
*::after {
box-sizing: border-box;
}
ul[class],
ol[class] {
padding: 0;
}
body,
h1,
h2,
h3,
h4,
p,
ul[class],
ol[class],
figure,
blockquote,
dl,
dd {
margin: 0;
}
html {
scroll-behavior: smooth;
}
body {
min-height: 100vh;
text-rendering: optimizeSpeed;
line-height: 1.5;
}
ul[class],
ol[class] {
list-style: none;
}
a:not([class]) {
text-decoration-skip-ink: auto;
}
img {
max-width: 100%;
display: block;
}
article > * + * {
margin-top: 1em;
}
input,
button,
textarea,
select {
font: inherit;
}
@media (prefers-reduced-motion: reduce) {
* {
animation-duration: 0.01ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.01ms !important;
scroll-behavior: auto !important;
}
}
/* Variables */
:root {
--radius: 12px;
--text-color-light: #000;
--text-alt-color-light: #777;
--text-color-dark: #fff;
--text-alt-color-dark: #777;
--bg-color-light: #e9e9e9;
--bg-color-dark: #28292d;
--bg-alt-color-light: #e9e9e9;
--bg-alt-color-dark: #28292d;
}
/* Style */
html,
body {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
overflow: hidden;
}
body {
overflow: hidden;
font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
Ubuntu, "Helvetica Neue", sans-serif;
user-select: none;
}
#app {
background: #253f93;
height: 100%;
}
.inner {
max-width: 1080px;
display: flex;
flex-direction: column;
position: relative;
align-items: stretch;
margin: 0 auto;
padding: 40px;
}
.player-wrapper {
width: 100%;
position: relative;
overflow: hidden;
transform: translate3d(0, 0, 0);
backface-visibility: hidden;
border-radius: var(--radius);
box-shadow: 0 6px 30px rgba(0, 0, 0, 0.3);
z-index: 1;
}
.aspect-spacer {
padding-bottom: 56.25%;
}
.el-player {
width: 100%;
height: 100%;
position: absolute;
top: 0;
background: #000;
border-radius: var(--radius);
}
video {
width: 100%;
border-radius: var(--radius);
background: #000;
}
.quiz-wrap {
min-height: 460px;
position: relative;
transition: all 0.25s ease-in;
}
.card {
margin: 0 20px;
padding: 20px;
position: absolute;
left: 0;
right: 0;
background: #fff;
border-radius: 20px;
box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.1);
transition: all 1s cubic-bezier(1, -0.56, 0, 1);
transform: translate3d(0, 0, 0) scale(1);
backface-visibility: hidden;
z-index: 1;
}
.card.drop {
opacity: 0;
transform: translate3d(0, 200px, -20px) scale(0.92);
}
h2 {
font-size: 25px;
text-align: center;
padding-bottom: 20px;
}
.answer {
height: 50px;
line-height: 50px;
font-size: 20px;
display: flex;
text-decoration: none;
border: 1px solid #d5dbdb;
border-radius: 50px;
padding: 0 24px;
margin: 10px 0;
background: #fafafa;
color: #545b64;
transition: all 0.05s ease-in-out;
}
.answer:hover {
background: #ebebebe0;
}
.answer:active {
background: #ff9900;
border: 1px solid #eb5f07;
color: #fff;
}
.answer.correct {
background: #25a702;
border: 1px solid #1d8102;
color: #fff;
animation: blink 0.45s infinite;
}
.answer.wrong {
background: #d13212;
border: 1px solid #b7290d;
color: #fff;
animation: blink 0.45s infinite;
}
#waiting {
top: 100px;
left: 0;
right: 0;
position: absolute;
display: flex;
align-items: center;
}
.waiting-text {
width: 100%;
display: block;
text-align: center;
font-size: 18px;
color: #d5dbdb;
}
.float {
transform: translatey(0px);
animation: float 6s ease-in-out infinite;
}
/* Utility - Position */
.pos-absolute {
position: absolute !important;
}
.pos-fixed {
position: fixed !important;
}
.pos-relative {
position: relative !important;
}
.top-0 {
top: 0 !important;
}
.bottom-0 {
bottom: 0 !important;
}
/* Utility - Width/Height */
.full-width {
width: 100%;
}
.full-height {
height: 100%;
}
/* Utility – Show/Hide */
.show {
transition: opacity 180ms;
}
.hide {
opacity: 0;
}
/* Animations */
@keyframes blink {
50% {
opacity: 0.8;
}
}
@keyframes float {
0% {
transform: translatey(0px);
}
50% {
transform: translatey(-20px);
}
100% {
transform: translatey(0px);
}
}
/* Mediaqueries */
@media (max-width: 767px) {
h2 {
font-size: 20px;
}
.card {
top: -20px;
}
}
@media (min-width: 767px) {
.card {
top: -25%;
}
}
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