lucia_auth_session_management_with_mongodb_adapter.ts

1import { Lucia } from "lucia";
2import { MongodbAdapter } from "@lucia-auth/adapter-mongodb"; // Example adapter
3import { Collection, MongoClient } from "mongodb";
4
5// 1. Setup your database connection (e.g., MongoDB)
6const client = new MongoClient("mongodb://localhost:27017");
7await client.connect();
8const db = client.db("test");
9const User = db.collection<UserDoc>("users");
10const Session = db.collection<SessionDoc>("sessions");
11
12const adapter = new MongodbAdapter(Session, User);
13
14// 2. Initialize Lucia
15export const lucia = new Lucia(adapter, {
16	sessionCookie: {
17		attributes: {
18			// set to `true` when using HTTPS
19			secure: process.env.NODE_ENV === "production"
20		}
21	},
22	getUserAttributes: (attributes) => {
23		return {
24			// expose database properties to the user object
25			username: attributes.username
26		};
27	}
28});
29
30// 3. Define the Lucia module types
31declare module "lucia" {
32	interface Register {
33		Lucia: typeof lucia;
34		DatabaseUserAttributes: DatabaseUserAttributes;
35	}
36}
37
38interface DatabaseUserAttributes {
39	username: string;
40}
41
42interface UserDoc {
43	_id: string;
44	username: string;
45}
46
47interface SessionDoc {
48	_id: string;
49	expires_at: Date;
50	user_id: string;
51}