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26 lines
948 B
JavaScript
26 lines
948 B
JavaScript
const express = require('express');
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const app = express();
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const http = require('http');
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const server = http.createServer(app);
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const { Server } = require("socket.io");
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const io = new Server(server);
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app.use(express.static('public'));
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io.on('connection', (socket) => {
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console.log('a user connected'); //console log if a user connceted
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socket.on('picture', (line) => { //if the message "picture" comes it will do this function. the message is called line
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console.log(line); //logs the incoming message called line
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socket.broadcast.emit("dingdong",line); //it broadcasts it to the other connected clients https://socket.io/docs/v4/tutorial/step-5
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});
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socket.on('disconnect', () => {
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console.log('user disconnected');
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});
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});
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server.listen(3000, () => { //if you would like to change the port change the number
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console.log('listening on *:3000');
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});
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