broadcast-littlebits-ws.js

var ws = require("nodejs-websocket")
 
// Scream server example: "hi" -> "HI!!!" 
var server = ws.createServer(function (conn) {
	console.log("New connection")
	conn.on("text", function (str) {
		console.log("Received "+str)
		conn.sendText(str.toUpperCase()+"!!!")
	})
	conn.on("close", function (code, reason) {
		console.log("Connection closed")
	})
}).listen(8001)

function broadcast(str) {
	server.connections.forEach(function (connection) {
		connection.sendText(str)
	})
}

var five = require("johnny-five"),
  board, button, slider;

board = new five.Board();

board.on("ready", function() {

  // Create a new `button` hardware instance.
  // This example allows the button module to
  // create a completely default instance
  button = new five.Button(0);

  slider = new five.Sensor("A0");

  // "slide" is an alias for "change"
  slider.scale([0, 100]).on("slide", function() {
    console.log("slide", this.value);
     broadcast("slide:" + this.value);
  });
  // Inject the `button` hardware into
  // the Repl instance's context;
  // allows direct command line access
  board.repl.inject({
    button: button,
    slider: slider
  });

  // Button Event API

  // "down" the button is pressed
  button.on("down", function() {
    console.log("down");
    broadcast("down");
  });

  // "hold" the button is pressed for specified time.
  //        defaults to 500ms (1/2 second)
  //        set
  button.on("hold", function() {
    console.log("hold");
    broadcast("hold");
  });

  // "up" the button is released
  button.on("up", function() {
    console.log("up");
    broadcast("up");
  });
});