Method mapOptions

packages/mongodb/src/MongoConnection.ts:156–174

(overrides: MongoClientOptions)

  }

  mapOptions(overrides: MongoClientOptions): MongoClientOptions {
    const ret: MongoClientOptions = {};
    const pool = this.config.get('pool');
    const username = this.config.get('user');
    const password = this.config.get('password') as string;

    if (this.config.get('host')) {
      throw new ValidationError('Mongo driver does not support `host` options, use `clientUrl` instead!');
    }

    if (username && password) {
      ret.auth = { username, password };
    }

    ret.minPoolSize = pool.min;
    ret.maxPoolSize = pool.max;
    ret.waitQueueTimeoutMS = pool.idleTimeoutMillis;
    return Utils.mergeConfig(ret, overrides);
  }

  getDb(): Db {
    this.#db ??= this.getClient().db(this.config.get('dbName'));