module.exports = function(RED) { "use strict"; var SunCalc = require('suncalc'); function SunNode(n) { RED.nodes.createNode(this,n); this.lat = n.lat; this.lon = n.lon; this.start = n.start; this.end = n.end; var node = this; var oldval = null; this.tick = setInterval(function() { var now = new Date(); var times = SunCalc.getTimes(now, node.lat, node.lon); var nowMillis = Date.UTC(now.getUTCFullYear(),now.getUTCMonth(),now.getUTCDate(),now.getUTCHours(),now.getUTCMinutes()); var startMillis = Date.UTC(times[node.start].getUTCFullYear(),times[node.start].getUTCMonth(),times[node.start].getUTCDate(),times[node.start].getUTCHours(),times[node.start].getUTCMinutes()); var endMillis = Date.UTC(times[node.end].getUTCFullYear(),times[node.end].getUTCMonth(),times[node.end].getUTCDate(),times[node.end].getUTCHours(),times[node.end].getUTCMinutes()); var e1 = nowMillis - startMillis; var e2 = nowMillis - endMillis; var moon = parseInt(SunCalc.getMoonIllumination(now).fraction * 100 + 0.5) / 100; var msg = {payload:0, topic:"sun", moon:moon}; if ((e1 > 0) & (e2 < 0)) { msg.payload = 1; } if (oldval == null) { oldval = msg.payload; } if (msg.payload == 1) { node.status({fill:"yellow",shape:"dot",text:"day"}); } else { node.status({fill:"blue",shape:"dot",text:"night"}); } if (msg.payload != oldval) { oldval = msg.payload; node.send([msg,msg]); } else { node.send(msg); } }, 60000); this.on("close", function() { clearInterval(this.tick); }); } RED.nodes.registerType("sunrise",SunNode); };