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annotate service/wallscreen/websocket.js @ 1136:1e43ec4a5f23

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build and import updates for rdfdb, etc Ignore-this: 233cb2b31f03be51695f0fff40eecca7 darcs-hash:92c1c526292f9013ad41d2e3b6d11add8fff02ae
author drewp <drewp@bigasterisk.com>
date Mon, 19 Feb 2018 04:21:28 -0800
parents a99b4d5afb83
children
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a99b4d5afb83 use websockets for temperature update
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1 // from the light9/rdfdb one
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2
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3 function reconnectingWebSocket(url, onMessage) {
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4 var pong = 0;
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5 function connect() {
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6 var ws = new WebSocket(url);
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7
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8 ws.onopen = function() { $("#status").text(""); };
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9 ws.onerror = function(e) { $("#status").text("error: "+e); };
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10 ws.onclose = function() {
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11 pong = 1 - pong;
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12 $("#status").text("disconnected (retrying "+(pong ? "😼":"😺")+")");
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13 setTimeout(connect, 2000);
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14 };
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15 ws.onmessage = function (evt) {
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16 onMessage(JSON.parse(evt.data));
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17 };
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18 }
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19 connect();
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20 }