45 lines
1.2 KiB
JavaScript
45 lines
1.2 KiB
JavaScript
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function handleUpdate() {
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resp = httpGet("/api/v1/data");
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var data = JSON.parse(resp);
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if (data.mode == "clock") {
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document.getElementById("timer").innerHTML = getTime();
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document.getElementById("testImg").style.display = "none";
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} else if (data.mode == "timer") {
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document.getElementById("timer").innerHTML = data.timeLeft;
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document.getElementById("testImg").style.display = "none";
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} else if (data.mode == "black") {
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document.getElementById("timer").innerHTML = "";
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document.getElementById("testImg").style.display = "none";
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} else if (data.mode == "test") {
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document.getElementById("timer").innerHTML = "";
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document.getElementById("testImg").style.display = "block";
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}
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}
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function httpGet(theUrl) {
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var xmlHttp = new XMLHttpRequest();
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xmlHttp.open("GET", theUrl, false); // false for synchronous request
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xmlHttp.send(null);
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return xmlHttp.responseText;
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}
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function getTime() {
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var date = new Date();
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var h = date.getHours(); // 0 - 23
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var m = date.getMinutes(); // 0 - 59
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var s = date.getSeconds(); // 0 - 59
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h = h < 10 ? "0" + h : h;
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m = m < 10 ? "0" + m : m;
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s = s < 10 ? "0" + s : s;
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var time = h + ":" + m + ":" + s;
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return time;
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}
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setInterval(handleUpdate, 50);
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