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Update to latest dependencies versions and ES6 modules #1

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Update to latest dependencies versions and ES6 modules #1

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60 changes: 25 additions & 35 deletions app.js
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Original file line number Diff line number Diff line change
@@ -1,43 +1,33 @@
var http = require('http');
var fs = require('fs');
var index = fs.readFileSync( 'index.html');

var SerialPort = require('serialport');
const parsers = SerialPort.parsers;

const parser = new parsers.Readline({
delimiter: '\r\n'
import { createServer } from "http";
import { readFileSync } from "fs";
import { SerialPort } from "serialport";
import { ReadlineParser } from "@serialport/parser-readline";
import { Server as SocketIOServer } from "socket.io";

const index = readFileSync("index.html");
const port = new SerialPort({ path: "/dev/cu.usbmodem101", baudRate: 9600 });
const parser = port.pipe(new ReadlineParser({ delimiter: "\r\n" }));

const app = createServer(function (_req, res) {
res.writeHead(200, { "Content-Type": "text/html" });
res.end(index);
});

var port = new SerialPort('/dev/tty.wchusbserialfa1410',{
baudRate: 9600,
dataBits: 8,
parity: 'none',
stopBits: 1,
flowControl: false
// Specify the CORS options
const io = new SocketIOServer(app, {
cors: {
origin: "*", // Replace with the domain you want to make requests from
methods: ["GET", "POST"], // Allowed request methods
// allowedHeaders: ["my-custom-header"], // Custom headers here
credentials: true, // Allow credentials (cookies, session IDs)
},
});

port.pipe(parser);

var app = http.createServer(function(req, res) {
res.writeHead(200, {'Content-Type': 'text/html'});
res.end(index);
});

var io = require('socket.io').listen(app);

io.on('connection', function(socket) {

console.log('Node is listening to port');

});
io.on("connection", () => console.log("Node is listening to port"));

parser.on('data', function(data) {

console.log('Received data from port: ' + data);

io.emit('data', data);

parser.on("data", (data) => {
// console.log(data);
io.emit("data", data);
});

app.listen(3000);
4 changes: 2 additions & 2 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
<html>
<head>

<script src='https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.0.4/socket.io.js'></script>
<script src='https://cdn.socket.io/4.0.0/socket.io.min.js'></script>

<style>

Expand All @@ -23,7 +23,7 @@ <h1>Communicating from an Arduino to Node.js</h1>

<script>

var socket = io();
const socket = io("http://127.0.0.1:3000");

socket.on('data', function(data) {

Expand Down
23 changes: 16 additions & 7 deletions package.json
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Original file line number Diff line number Diff line change
@@ -1,9 +1,18 @@
{
"name": "basic-socket",
"version": "0.0.1",
"description": "Communication between Arduino and HTML/JavaScript",
"dependencies": {
"socket.io": "^2.0.4",
"serialport": "^9.0.1"
}
"name": "basic-socket",
"version": "0.0.2",
"description": "Communication between Arduino and HTML/JavaScript",
"main": "app.js",
"scripts": {
"start": "node app.js",
"dev": "nodemon app.js"
},
"dependencies": {
"serialport": "^12.0.0",
"socket.io": "^4.7.4"
},
"devDependencies": {
"nodemon": "^3.1.0"
},
"type": "module"
}