// If running locally without manifest.yml, load .env
if (!process.env.NODE_ENV) require("dotenv").config();

const Cloudant_DB = require("@cloudant/cloudant");

// Return a connection to the database via promise
// where the db name is '<your-db-name>-<environment>'
const connectCloudantDB = () => {
  return new Promise((resolve, reject) => {
    Cloudant_DB(
      {
        url: process.env.DB_URL,
        username: process.env.DB_USER,
        password: process.env.DB_PASS
      },
      function(err, cloudant, pong) {
        if (err) {
          return console.log("Failed to initialize Cloudant: ", err.message);
          reject(err);
        } else {
          console.log(`Ping Result: ${JSON.stringify(pong, null, 2)}`);
          const db = cloudant.use(
            `<your-database-name>-${process.env.NODE_ENV}`
          );
          resolve(db);
        }
      }
    );
  });
};

module.exports = connectCloudantDB;

// Usage example: saving a document to the db
connectCloudantDB().then(db => {
  db.insert(userRecord)
    .then(data => {
      console.log("Created: ", data);
    })
    .catch(err => {
      console.log(err);
      res.send("Cloudant problem: " + err);
    });
});