The checkNote method from the Notes.js file

Notes.js

  async checkNote(title) {
    const dbConnection = await this.createConnection();
    return dbConnection.collection('notes_db').findOne({ title }).then((doc) => {
      if (doc) {
        return true;
      } else {
        return false;
      }
    }).catch((e) => {
      console.log('*********** Error ***********');
      console.log(`ErrorName: ${e.name}`);
      console.log(`errorMessage: ${e.message}`);
      console.log('*********** Error ***********');
    });
  }