magic-home/examples/effect_test.js

An implementation of the "Magic Home" app functionality

const { Control } = require('../');

const ip = process.argv[2];
const ackMask = (process.argv.length > 2) ? process.argv[3] : 0;

if(ip == undefined) {
	console.log("Usage: node effect_test.js <ip> [ackMask]");
	console.log();
	console.log("Demostrates the use of the effect interface, by showing a simple interval function which changes the color roughly once a second");
	process.exit();
}

const control = new Control(ip, { ack: Control.ackMask(ackMask) });

var last_change = 0;
var last_color = 0;

control.startEffectMode().then(effects => {
	effects.start(interval_function);
}).catch(err => {
	console.log("Error while connecting:", err.message);
});

function interval_function() {
	// "this" refers to the effect interface
	let now = (new Date()).getTime();

	if (now - last_change < 1000) {
		return this.delay(Math.max(0, 1000 - (now - last_change)));
	} else {
		last_color = (last_color + 1) % 3;
		last_change = now;

		switch(last_color) {
			case 0:
				return this.setColor(255, 0, 0);
			case 1:
				return this.setColor(0, 255, 0);
			case 2:
				return this.setColor(0, 0, 255);
		}		
	}
}