www.franconian.net/static/infobeamer/index.html

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<!DOCTYPE html>
<html lang="en">
<head>
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<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1.0">
<title>
Infobeamer
</title>
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<link rel="stylesheet" href="/style.css">
<script>
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main().then(() => console.log("loaded"));
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function parseDuration(duration) {
if (!/^\d+:\d+$/.test(duration)) {
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return 0;
}
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const [hours, minutes] = duration.split(":");
return (hours * 60 * 60 + minutes * 60) * 1000;
}
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function sanitize(unsafe) {
const element = document.createElement("div");
element.innerHTML = unsafe;
return element.innerText;
}
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function render(talk) {
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// const now = new Date();
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const now = Date.parse("2021-12-27T11:35:00+01:00");
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const max = talk.end - talk.start;
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let value = 0;
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if (talk.start < now && talk.end > now) {
value = talk.end - now;
value = max - value
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} else if (talk.end < now) {
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value = max;
}
return `
<li class="box">
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<h2 class="box-header">${sanitize(talk.title)}</h2>
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<div class="box-content clamp-height">
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<p class="date">
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Speakers: ${sanitize(talk.persons.join(", ") || "---")}<br>
Stage: ${sanitize(talk.room)}<br>
Time: ${sanitize(talk.start_string)}<br>
Duration: ${sanitize(talk.duration)}<br>
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</p>
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<p>${sanitize(talk.abstract)}</p>
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</div>
<div class="box-footer">
<div class="progress"><div class="fill" style="width: ${value / max * 100}%"></div></div>
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</div>
</li>`;
}
async function main() {
const resp = await fetch("https://static.rc3.world/schedule/everything.json");
const schedule = await resp.json();
const now = new Date();
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const upcoming = [];
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for (const day of schedule.schedule.conference.days) {
for (const [channel, talks] of Object.entries(day.rooms)) {
for (const talk of talks) {
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const talk_end = Date.parse(talk.date) + parseDuration(talk.duration);
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if (talk_end > now) {
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const parsed = {
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start: Date.parse(talk.date),
date_string: talk.date,
end: talk_end,
start_string: talk.start,
duration: talk.duration,
room: talk.room,
title: talk.title,
abstract: talk.abstract,
persons: talk.persons.map(person => person.public_name),
};
upcoming.push(parsed);
break;
}
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}
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}
}
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let content = "";
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upcoming.sort((a, b) => a.end - b.end);
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for (const talk of upcoming.slice(0, 6)) {
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content += render(talk);
}
document.getElementById("list").innerHTML = content;
const hours = `${now.getHours()}`.padStart(2, '0');
const minutes = `${now.getMinutes()}`.padStart(2, '0');
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document.getElementById("time").innerText = `${hours}:${minutes}`;
setTimeout(main, (60-new Date().getSeconds())*1000+500);
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}
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</script>
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</head>
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<body class="infobeamer">
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<header>
<nav class="nav nav-main">
<a class="nav-logo" href="/">
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<img src="/franconianNet.svg"
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alt="Logo of franconian.net">
franconian.net
</a>
<a class="nav-link" id="time"></a>
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</nav>
</header>
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<main>
<h1>running / upcoming</h1>
<ul class="box-grid" id="list">
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</ul>
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</main>
</body>
</html>