app.js

const express = require("express");
const http = require("http");
const socketio = require("socket.io");
const path = require("path");

const app = express();
const server = http.createServer(app);
const io = socketio(server);

app.set("view engine", "ejs");
app.use(express.static(path.join(__dirname, "public")));

app.get("/", function (req, res) {
    res.render("index");
});

io.on("connection", (socket) => {
    console.log(`New client connected: ${socket.id}`);

    socket.on("send-location", (data) => {
        console.log(`Location received from ${socket.id}:`, data);
        io.emit("recieve-location", { id: socket.id, ...data });
    });

    socket.on("disconnect", () => {
        console.log(`Client disconnected: ${socket.id}`);
    });
});

const port = process.env.PORT || 3000;

server.listen(port, "0.0.0.0", () => {
    console.log(`Server is running on http://localhost:${port}`);
});