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suncalc - add moon position and phases, and sun position - bump to 1.0

This commit is contained in:
Dave Conway-Jones 2020-04-30 11:11:11 +01:00
parent 055be01332
commit 89996016de
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4 changed files with 26 additions and 6 deletions
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3
time/suncalc/79-suncalc.html
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@ -48,7 +48,8 @@
<p>The first output emits a <code>msg.payload</code> of <i>1</i> or <i>0</i> every minute depending if in between selected times or not.
The second output emits only on the transition between night to day (<i>-> 1</i>) or day to night (<i>-> 0</i>).</p>
<p>It also outputs <code>msg.start</code>, <code>msg.end</code> and <code>msg.now</code> which are todays start and end times, with offsets applied, in ISO format, and the current ISO time.</p>
<p><code>msg.topic</code> is set to <i>sun</i>, and <code>msg.moon</code> to the fraction of the moon between 0 and 1.</p>
<p><code>msg.sun</code> is an object containing the azimuth and altitude, in degrees, of the current sun position.</p>
<p><code>msg.moon</code> is an object containing <thead></thead> position, phase, illumination and icon of the moon.</p>
</script>
<script type="text/javascript">

22
time/suncalc/79-suncalc.js
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@ -27,8 +27,26 @@ module.exports = function(RED) {
var s2 = new Date(endMillis + node.eoff);
if (isNaN(e1)) { e1 = 1; }
if (isNaN(e2)) { e2 = -1; }
var moon = parseInt(SunCalc.getMoonIllumination(now).fraction * 100 + 0.5) / 100;
var msg = {payload:0, topic:"sun", moon:moon, start:s1, end:s2, now:now};
var moon = SunCalc.getMoonIllumination(now);
var moon2 = SunCalc.getMoonPosition(now, node.lat, node.lon);
moon = Object.assign(moon, moon2);
moon.altitude = moon.altitude * 180 / Math.PI;
moon.azimuth = moon.azimuth * 180 / Math.PI;
moon.parallacticAngle = moon.parallacticAngle * 180 /Math.PI;
moon.icon = "new";
if (moon.phase > 0.02) { moon.icon = "wax-cres"}
if (moon.phase > 0.22) { moon.icon = "first-quart"}
if (moon.phase > 0.28) { moon.icon = "wax-gibb"}
if (moon.phase > 0.48) { moon.icon = "full"}
if (moon.phase > 0.52) { moon.icon = "wan-gibb"}
if (moon.phase > 0.72) { moon.icon = "third-quart"}
if (moon.phase > 0.78) { moon.icon = "wan-cres"}
if (moon.phase > 0.98) { moon.icon = "new"}
moon.icon = "wi-moon-" + moon.icon;
var sun = SunCalc.getPosition(now, node.lat, node.lon);
sun.altitude = sun.altitude * 180 / Math.PI;
sun.azimuth = sun.azimuth * 180 / Math.PI;
var msg = {payload:0, topic:"sun", sun:sun, moon:moon, start:s1, end:s2, now:now};
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"}); }

5
time/suncalc/README.md
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@ -10,6 +10,8 @@ Either use the `Node-RED Menu - Manage Palette - Install`, or run the following
npm install node-red-node-suncalc
**Breaking Change** - in version 1.0 the `msg.moon` property is now an object not a number - containing a lot more information.
Usage
-----
@ -27,5 +29,4 @@ The second output emits only on the transition between night to day (<i>-> 1</i>
It also outputs <code>msg.start</code>, <code>msg.end</code> and <code>msg.now</code> which are todays start and end times, with offsets applied, in ISO format, and the current ISO time.
The `msg.topic` is set to <i>sun</i>, and `msg.moon` to the fraction of the moon currently visible
(a value between 0 for no moon and 1 for full moon).</p>
`msg.sun` is an object containing the azimuth and altitude, in degrees, of the current sun position. `msg.moon` is an object containing its position, phase, illumination and icon.

2
time/suncalc/package.json
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@ -1,6 +1,6 @@
{
"name" : "node-red-node-suncalc",
"version" : "0.2.0",
"version" : "1.0.0",
"description" : "A Node-RED node to provide a signal at sunrise and sunset",
"dependencies" : {
"suncalc" : "^1.8.0"