bluelibs_nova_collection_linking_and_nested_query.ts

1import { query, Collection } from "@bluelibs/nova";
2import { MongoClient } from "mongodb";
3
4async function main() {
5  const client = new MongoClient("mongodb://localhost:27017");
6  await client.connect();
7  const db = client.db("nova_example");
8
9  const Users = new Collection(db, "users");
10  const Posts = new Collection(db, "posts");
11
12  // Linking collections
13  Posts.addLinks({
14    author: {
15      collection: () => Users,
16      field: "authorId",
17    },
18  });
19
20  // Querying data with Nova
21  const results = await query(Posts, {
22    $: {
23      filters: { isPublished: true },
24      options: { limit: 10 },
25    },
26    title: 1,
27    content: 1,
28    author: {
29      name: 1,
30      email: 1,
31    },
32  }).fetch();
33
34  console.log(JSON.stringify(results, null, 2));
35  await client.close();
36}
37
38main().catch(console.error);