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More updates to Node.js example code #565

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More updates to Node.js example code #565

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6ab90e1
Remove body-parser
keerlu Jan 6, 2025
14b6451
Remove unnecessary line
keerlu Jan 6, 2025
fb9c8d2
Update title
keerlu Jan 6, 2025
d3f8044
Script tag remove async defer
keerlu Jan 6, 2025
2f0e737
Remove blank line
keerlu Jan 6, 2025
e5a8bad
Clarify LowDB initialization
keerlu Jan 7, 2025
cdd9326
Add welcomeMessage
keerlu Jan 7, 2025
722777c
Make ids obviously strings
keerlu Jan 7, 2025
4f12375
Add missing welcomeMessage to frontend
keerlu Jan 8, 2025
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1 change: 0 additions & 1 deletion nodejs/basic-example/talkjs-backend/package-lock.json
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2 changes: 0 additions & 2 deletions nodejs/basic-example/talkjs-backend/package.json
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
{
"name": "integrating-a-nodejs-app-with-talkjs",
"version": "1.0.0",
"description": "",
"type": "module",
"main": "server.js",
"scripts": {
Expand All @@ -12,7 +11,6 @@
"author": "",
"license": "ISC",
"dependencies": {
"body-parser": "^1.19.2",
"cors": "^2.8.5",
"express": "^4.17.3",
"lowdb": "^3.0.0"
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10 changes: 4 additions & 6 deletions nodejs/basic-example/talkjs-backend/server.js
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Original file line number Diff line number Diff line change
@@ -1,34 +1,32 @@
import express from "express";

import cors from "cors";
import bodyParser from "body-parser";

import { LowSync, JSONFileSync } from "lowdb";

const adapter = new JSONFileSync("users.json");
const db = new LowSync(adapter);
db.read();
// Initialize with an empty array if users.json is empty or doesn't exist
db.data ||= { users: [] };

const app = express();
const port = 3000;
app.use(cors());

app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());
app.use(express.json());

app.post("/createUser", (req, res) => {
const id = req.body.id;
const name = req.body.name;
const email = req.body.email;
const photoUrl = req.body.photoUrl;
const role = req.body.role;
const welcomeMessage = req.body.welcomeMessage;
db.data.users.push({
id: id,
name: name,
email: email,
photoUrl: photoUrl,
role: role,
welcomeMessage: welcomeMessage,
});
db.write();
res.status(200).send("User created successfully");
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4 changes: 2 additions & 2 deletions nodejs/basic-example/talkjs-backend/users.json
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Original file line number Diff line number Diff line change
@@ -1,15 +1,15 @@
{
"users": [
{
"id": "1",
"id": "alice",
"name": "Alice",
"email": "[email protected]",
"photoUrl": "https://talkjs.com/new-web/avatar-7.jpg",
"role": "default",
"welcomeMessage": "Hi 👋"
},
{
"id": "2",
"id": "sebastian",
"name": "Sebastian",
"email": "[email protected]",
"photoUrl": "https://talkjs.com/new-web/avatar-2.jpg",
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4 changes: 2 additions & 2 deletions nodejs/basic-example/talkjs-frontend/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -3,13 +3,12 @@
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<title>TalkJS Node JS Integration</title>
<title>TalkJS with NodeJS example</title>
<meta name="description" content="" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
</head>

<body>
<script src="script.js" async defer></script>
<script>
(function (t, a, l, k, j, s) {
s = a.createElement("script");
Expand All @@ -35,6 +34,7 @@
};
})(window, document, []);
</script>
<script src="script.js"></script>
<!-- container element in which TalkJS will display a chat UI -->
<div id="talkjs-container" style="width: 90%; margin: 30px; height: 500px">
<i>Loading chat...</i>
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5 changes: 3 additions & 2 deletions nodejs/basic-example/talkjs-frontend/script.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,14 +7,15 @@ const getUser = async (id) => {
photoUrl: data.photoUrl,
email: data.email,
role: data.role,
welcomeMessage: data.welcomeMessage,
});
return user;
};

(async function () {
await Talk.ready;
const alice = await getUser(1);
const sebastian = await getUser(2);
const alice = await getUser("alice");
const sebastian = await getUser("sebastian");
const session = new Talk.Session({
appId: "<APP_ID>", // replace with your app ID
me: sebastian,
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