annotate service/wallscreen/websocket.js @ 481:f08a0ef88adc

update rdfdb for inGraph bug Ignore-this: aa9dd5b5025f7925530f15942b0043e7
author drewp@bigasterisk.com
date Sat, 20 Apr 2019 23:59:45 -0700
parents 1afb0564636d
children
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1afb0564636d 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 }