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Alexander Zinn
2025-09-05 01:17:25 -04:00
parent 9149d0ac20
commit e69d404e2e
10 changed files with 388 additions and 10 deletions
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7
Dockerfile Normal file
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FROM node:20
WORKDIR /app
COPY package*.json ./
RUN npm ci --only=production
COPY ./dist .
EXPOSE 5555
CMD ["node", "src/index.js"]

42
dist/public/index.html vendored Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>WebRTC Phone</title>
<link
href="https://fonts.googleapis.com/css?family=Montserrat:300,400,500,700&display=swap"
rel="stylesheet"
/>
<link rel="stylesheet" href="./styles.css" />
</head>
<body>
<div class="container">
<header class="header">
<div class="logo-container">
<h1 class="logo-text">
WebRTC<span class="logo-highlight">Phone</span>
</h1>
</div>
</header>
<div class="content-container">
<div class="active-users-panel" id="active-user-container">
<h3 class="panel-title">Users Online:</h3>
</div>
<div class="video-chat-container">
<h2 class="talk-info" id="talking-with-info">
Select active user on the left menu.
</h2>
<div class="video-container">
<video autoplay class="remote-video" id="remote-video"></video>
<video autoplay muted class="local-video" id="local-video"></video>
</div>
</div>
</div>
</div>
<script src="https://cdn.socket.io/4.8.1/socket.io.min.js" integrity="sha384-mkQ3/7FUtcGyoppY6bz/PORYoGqOl7/aSUMn2ymDOJcapfS6PHqxhRTMh1RR0Q6+" crossorigin="anonymous"></script>
<script src="./scripts/index.js"></script>
</body>
</html>

106
dist/public/scripts/index.js vendored Normal file
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"use strict";
let isAlreadyCalling = false;
let getCalled = false;
const existingCalls = [];
const { RTCPeerConnection, RTCSessionDescription } = window;
const peerConnection = new RTCPeerConnection();
function unselectUsersFromList() {
const alreadySelectedUser = document.querySelectorAll(".active-user.active-user--selected");
alreadySelectedUser.forEach(el => {
el.setAttribute("class", "active-user");
});
}
function createUserItemContainer(socketId) {
const userContainerEl = document.createElement("div");
const usernameEl = document.createElement("p");
userContainerEl.setAttribute("class", "active-user");
userContainerEl.setAttribute("id", socketId);
usernameEl.setAttribute("class", "username");
usernameEl.innerHTML = `Socket: ${socketId}`;
userContainerEl.appendChild(usernameEl);
userContainerEl.addEventListener("click", () => {
unselectUsersFromList();
userContainerEl.setAttribute("class", "active-user active-user--selected");
const talkingWithInfo = document.getElementById("talking-with-info");
talkingWithInfo.innerHTML = `Talking with: "Socket: ${socketId}"`;
console.log('calling socket id [%o]', socketId);
callUser(socketId);
});
return userContainerEl;
}
async function callUser(socketId) {
const offer = await peerConnection.createOffer();
await peerConnection.setLocalDescription(new RTCSessionDescription(offer));
socket.emit("call-user", {
offer,
to: socketId
});
}
function updateUserList(socketIds) {
const activeUserContainer = document.getElementById("active-user-container");
socketIds.forEach(socketId => {
if (socketId === socket.id) {
return;
}
const alreadyExistingUser = document.getElementById(socketId);
if (!alreadyExistingUser) {
const userContainerEl = createUserItemContainer(socketId);
activeUserContainer.appendChild(userContainerEl);
}
});
}
const socket = io.connect("localhost:5555");
socket.on("update-user-list", ({ users }) => {
updateUserList(users);
});
socket.on("remove-user", ({ socketId }) => {
const elToRemove = document.getElementById(socketId);
if (elToRemove) {
elToRemove.remove();
}
});
socket.on("call-made", async (data) => {
if (getCalled) {
const confirmed = confirm(`User "Socket: ${data.socket}" wants to call you. Do accept this call?`);
if (!confirmed) {
socket.emit("reject-call", {
from: data.socket
});
return;
}
}
await peerConnection.setRemoteDescription(new RTCSessionDescription(data.offer));
const answer = await peerConnection.createAnswer();
await peerConnection.setLocalDescription(new RTCSessionDescription(answer));
socket.emit("make-answer", {
answer,
to: data.socket
});
getCalled = true;
});
socket.on("answer-made", async (data) => {
await peerConnection.setRemoteDescription(new RTCSessionDescription(data.answer));
if (!isAlreadyCalling) {
callUser(data.socket);
isAlreadyCalling = true;
}
});
socket.on("call-rejected", data => {
alert(`User: "Socket: ${data.socket}" rejected your call.`);
unselectUsersFromList();
});
peerConnection.ontrack = function ({ streams: [stream] }) {
const remoteVideo = document.getElementById("remote-video");
if (remoteVideo) {
remoteVideo.srcObject = stream;
}
};
navigator.getUserMedia({ video: true, audio: true }, stream => {
const localVideo = document.getElementById("local-video");
if (localVideo) {
localVideo.srcObject = stream;
}
stream.getTracks().forEach(track => peerConnection.addTrack(track, stream));
}, error => {
console.warn(error.message);
});

105
dist/public/styles.css vendored Normal file
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body {
margin: 0;
padding: 0;
font-family: "Montserrat", sans-serif;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
background-color: #f9fafc;
color: #595354;
}
.header {
background-color: #ffffff;
padding: 10px 40px;
box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.1);
}
.header > .logo-container {
display: flex;
align-items: center;
}
.header > .logo-container > .logo-img {
width: 60px;
height: 60px;
margin-right: 15px;
}
.header > .logo-container > .logo-text {
font-size: 26px;
font-weight: 700;
}
.header > .logo-container > .logo-text > .logo-highlight {
color: #65a9e5;
}
.content-container {
width: 100%;
height: calc(100vh - 89px);
display: flex;
justify-content: space-between;
overflow: hidden;
}
.active-users-panel {
width: 300px;
height: 100%;
border-right: 1px solid #cddfe7;
}
.panel-title {
margin: 10px 0 0 0;
padding-left: 30px;
font-weight: 500;
font-size: 18px;
border-bottom: 1px solid #cddfe7;
padding-bottom: 10px;
}
.active-user {
padding: 10px 30px;
border-bottom: 1px solid #cddfe7;
cursor: pointer;
user-select: none;
}
.active-user:hover {
background-color: #e8e9eb;
transition: background-color 0.5s ease;
}
.active-user--selected {
background-color: #fff;
border-right: 5px solid #65a9e5;
font-weight: 500;
transition: all 0.5s ease;
}
.video-chat-container {
padding: 0 20px;
flex: 1;
position: relative;
}
.talk-info {
font-weight: 500;
font-size: 21px;
}
.remote-video {
border: 1px solid #cddfe7;
width: 100%;
height: 100%;
box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.2);
}
.local-video {
position: absolute;
border: 1px solid #cddfe7;
bottom: 60px;
right: 40px;
box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.2);
border-radius: 5px;
width: 300px;
}

19
dist/src/index.js vendored Normal file
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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const server_1 = require("./server");
const server = new server_1.Server();
process.on('SIGINT', () => {
console.log('Received [SIGINT]. Shutting down...');
server.dispose();
});
process.on('SIGTERM', () => {
console.log('Received [SIGTERM]. Shutting down...');
server.dispose();
});
process.on('SIGBREAK', () => {
console.log('Received [SIGBREAK]. Shutting down...');
server.dispose();
});
server.listen(port => {
console.log(`Server is listening on [http://localhost:${port}]`);
});

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dist/src/server.js vendored Normal file
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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Server = void 0;
const path_1 = __importDefault(require("path"));
const express_1 = __importDefault(require("express"));
const socket_io_1 = require("socket.io");
const http_1 = require("http");
class Server {
constructor() {
this.activeSockets = new Set();
this.DEFAULT_PORT = 5555;
this.app = (0, express_1.default)();
this.httpServer = (0, http_1.createServer)(this.app);
this.io = new socket_io_1.Server(this.httpServer);
this.configureApp();
this.handleRoutes();
this.handleSocketConnection();
}
configureApp() {
this.app.use(express_1.default.static(path_1.default.join(__dirname, "../public")));
}
handleRoutes() {
this.app.get('/', (req, res) => {
res.send(`<h1>Hello World</h1>`);
});
}
handleSocketConnection() {
this.io.on('connection', socket => {
if (!this.activeSockets.has(socket.id)) {
this.activeSockets.add(socket.id);
console.log(this.activeSockets.entries());
socket.emit("update-user-list", {
users: Array.from(this.activeSockets)
});
socket.broadcast.emit("update-user-list", {
users: [socket.id]
});
socket.on("disconnect", () => {
this.activeSockets.delete(socket.id);
socket.broadcast.emit("remove-user", {
socketId: socket.id
});
});
socket.on("call-user", data => {
console.log('[Server] call received [%o]', data);
socket.to(data.to).emit("call-made", {
offer: data.offer,
socket: socket.id
});
});
socket.on("make-answer", data => {
socket.to(data.to).emit("answer-made", {
socket: socket.id,
answer: data.answer
});
});
}
});
}
listen(callback) {
this.httpServer.listen(this.DEFAULT_PORT, () => {
callback(this.DEFAULT_PORT);
});
}
dispose() {
this.httpServer.close();
this.io.close();
}
}
exports.Server = Server;

4
package.json
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"module": "./src/index.ts",
"scripts": {
"start": "ts-node src/index.ts",
"dev": "nodemon --watch 'src/**/*.ts' --exec 'ts-node' src/index.ts"
"dev": "nodemon --watch 'src/**/*.ts' --exec 'ts-node' src/index.ts",
"build": "bash scripts/build.sh",
"build:tsc": "tsc"
},
"keywords": [],
"author": "",

11
public/index.html
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<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>Dogeller</title>
<title>WebRTC Phone</title>
<link
href="https://fonts.googleapis.com/css?family=Montserrat:300,400,500,700&display=swap"
rel="stylesheet"
/>
<link rel="stylesheet" href="./styles.css" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.3.0/socket.io.js"></script>
</head>
<body>
<div class="container">
<header class="header">
<div class="logo-container">
<img src="./img/doge.png" alt="doge logo" class="logo-img" />
<h1 class="logo-text">
Doge<span class="logo-highlight">ller</span>
WebRTC<span class="logo-highlight">Phone</span>
</h1>
</div>
</header>
<div class="content-container">
<div class="active-users-panel" id="active-user-container">
<h3 class="panel-title">Active Users:</h3>
<h3 class="panel-title">Users Online:</h3>
</div>
<div class="video-chat-container">
<h2 class="talk-info" id="talking-with-info">
@@ -39,9 +37,6 @@
</div>
<script src="https://cdn.socket.io/4.8.1/socket.io.min.js" integrity="sha384-mkQ3/7FUtcGyoppY6bz/PORYoGqOl7/aSUMn2ymDOJcapfS6PHqxhRTMh1RR0Q6+" crossorigin="anonymous"></script>
<script src="./scripts/index.js"></script>
</body>
</html>

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scripts/build.sh Executable file
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#!/usr/bin/env bash
#!/usr/bin/env bash
echo "Building"
bun run build:tsc
# Declare array with proper syntax
filesToCopy=("index.html" "styles.css")
destination="dist"
# Create destination directory if it doesn't exist
mkdir -p "${destination}"
# Copy files from public directory
for file in "${filesToCopy[@]}"; do
echo "[public/${file}] --> [${destination}/public]"
# Check if source file exists
if [ -f "public/${file}" ]; then
cp "public/${file}" "${destination}/public"
else
echo "Warning: public/${file} not found, skipping..."
fi
done
echo "Build complete"

3
tsconfig.json
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"allowJs": true,
"strict": true,
"skipLibCheck": true,
"forceConsistentCasingInFileNames": true
"forceConsistentCasingInFileNames": true,
"outDir": "dist"
}
}