const args = process.argv.slice(2);
var host = args[0];
if (!host) host = 'http://localhost:8080';
console.log(
  "connecting to the host... : \n" +
  "\t --> " + host + "\n"
);

var socket = require('socket.io-client')(host);
var osc = require("osc");
var udp = new osc.UDPPort({
  localAddress: '0.0.0.0',
  //NOTE: '127.0.0.1' doesn't work!! for comm. between different machines
  localPort: 57001,
  remoteAddress: '0.0.0.0',
  remotePort: 57000,
  metadata: true
});

Promise.all([
  new Promise(function(resolve, reject) {
    udp.on("ready", function() {
      resolve(0);
      console.log('udp ready..');
    });
  })
]).then(function(results) {

  socket.on('connect', ()  => console.log("[osc-receiver] i'm connected."));
  socket.on('disconnect', () => console.log("[osc-receiver] i'm disconnected."));

  socket.on('rover', function(rover) {
    udp.send({
      address: "/rover",
      args: [
        { type: "f", value: rover.px },
        { type: "f", value: rover.py },
        { type: "f", value: rover.pz },
        { type: "f", value: rover.pan },
        { type: "f", value: rover.tilt },
        { type: "f", value: rover.rot },
        { type: "f", value: rover.grounded }
      ]
    });
  });

});

udp.open();
udp.on("ready", function() {
  console.log(
    "[udp] ready (udp) : \n" +
    "\tlistening on --> " + udp.options.localAddress + ":" + udp.options.localPort + "\n" +
    "\tspeaking to -> " + udp.options.remoteAddress + ":" + udp.options.remotePort + "\n"
  );
});