74 lines
2 KiB
JavaScript
74 lines
2 KiB
JavaScript
// Copyright Chris Josten 2020
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// https://www.boost.org/LICENSE_1_0.txt)
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var knop;
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var bus;
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function werkKnopBij(tekst, aan) {
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knop.innerText = tekst;
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knop.disabled = !aan;
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}
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function trommel() {
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bus.send("trommel");
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}
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function aftellen(tijd) {
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if (bus.readyState !== bus.OPEN) return;
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werkKnopBij(v9n["knop.afkoelen"].replace("{seconden}", Math.ceil((tijd - Date.now()) / 1000)), false);
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if (tijd - Date.now() > 0) {
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window.setTimeout(function() { aftellen(tijd) }, 1000);
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} else {
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werkKnopBij(v9n["knop.activeer"], true);
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}
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}
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function verbind() {
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werkKnopBij(v9n["knop.initialiseren"], false);
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var bestemming =( window.location.protocol == "http:"
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? "ws://" : "wss://") + window.location.hostname + ":" + window.location.port + "/arreslee";
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bus = new WebSocket(bestemming);
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bus.onopen = function() {
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werkKnopBij(v9n["knop.initialiseren2"], false);
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knop.removeEventListener("click", verbind);
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knop.addEventListener("click", trommel);
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}
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bus.onmessage = function(bericht) {
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var gegevens = JSON.parse(bericht.data);
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if (gegevens.verbondenMetKerstman) {
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var doelTijd = gegevens.trommelenVerbodenTot * 1000;
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var tijdVerschil = Date.now() - doelTijd;
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if (tijdVerschil > 0) {
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werkKnopBij(v9n["knop.activeer"], true);
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} else {
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aftellen(doelTijd);
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}
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} else {
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werkKnopBij(v9n["knop.initialiseren2"], false);
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}
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}
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bus.onclose = function() {
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werkKnopBij("Opnieuw verbinden", true);
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knop.removeEventListener("click", trommel);
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knop.addEventListener("click", verbind);
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}
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}
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window.addEventListener("load", function() {
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knop = document.getElementById("knop");
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verbind();
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try {
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snow.count = 100; // number of flakes
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snow.delay = 20; // timer interval
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snow.minSpeed = 0.2; // minimum movement/time slice
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snow.maxSpeed = 2; // maximum movement/time slice
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snow.wobble = 2;
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snow.flutter = 0.1;
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snow.start();
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} catch(e) {
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console.log(e);
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}
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});
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