wisesplit/lib/getMongoDBClient.ts

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import { Db, MongoClient } from 'mongodb';
const USERNAME = process.env.MONGO_USERNAME
const PASSWORD = process.env.MONGO_PASSWORD
const HOSTNAME = process.env.MONGO_HOSTNAME
const DATABASENAME = process.env.MONGO_DATABASE_NAME
const URI =
`mongodb://${USERNAME}:${PASSWORD}@${HOSTNAME ?? 'localhost'}:3001`;
let db: Db | null = null;
export const getMongoDBClient = async () => {
if (db) {
return db;
}
const client = new MongoClient(URI);
await client.connect();
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db = client.db(DATABASENAME);
return db;
}