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95 lines
2.5 KiB
JavaScript

var http = require('http');
var fs = require('fs');
var express = require('express');
var app = express();
var path = require('path');
var server = http.createServer(app);
var port = 8000;
var osc = require('osc');
var activeUsers = new Set(); // Active users Set
var udpPort = new osc.UDPPort({
// This is the port we're listening on.
localAddress: "0.0.0.0",
localPort: 57121,
// This is where sclang is listening for OSC messages.
remoteAddress: "192.168.2.151", //this is the hamsters ip
remotePort: 8080, //this is the hamsters port :*s
metadata: true
});
// Open the socket.
udpPort.open();
const { SerialPort } = require('serialport')
const { ReadlineParser } = require('@serialport/parser-readline')
const sport = new SerialPort({ path: '/dev/ttyACM0', baudRate: 115200 })
const parser = sport.pipe(new ReadlineParser({ delimiter: '\r\n' }))
server.listen(port, () => {
console.log("Server is listening at port %d", port);
});
app.use(express.static(path.join(__dirname, "public")));
var io = require('socket.io')(server);
io.on('connection', function(socket) {
console.log("new user online!");
// Add the new socket ID to the activeUsers Set
activeUsers.add(socket.id);
// Emit the updated activeUsers Set to all connected clients
io.emit('activeUsers', Array.from(activeUsers));
parser.on('data', function(data) {
const msg = data.split(' ');
console.log(msg[0], msg[1]);
io.emit('node-data', data);
});
socket.on("blink", () => {
console.log("Blink event received!");
io.emit("blink"); // Emit the "blink" event to all connected clients
});
socket.on('chat message', (msg) => {
console.log('[user][' + socket.id + '][' + msg + ']');
socket.broadcast.emit('chat message', msg);
var oscmsg = {
address: "/silentserver",
args: [
{
type: "s",
value: socket.id
},
{
type: "s",
value: msg
}
]
};
udpPort.send(oscmsg);
});
socket.on('userposition', (msg) => {
console.log('[user][' + socket.id + '][position: ' + msg[0] + ',' + msg[1] + ']');
socket.to('expo').emit(socket.id, msg);
});
// Handle disconnection event
socket.on('disconnect', () => {
console.log("new user online:", socket.id);
// Remove the disconnected socket ID from the activeUsers Set
activeUsers.delete(socket.id);
// Emit the updated activeUsers Set to all connected clients
io.emit('activeUsers', Array.from(activeUsers));
});
});