const { SepiorServicesClient } = require('@sepior/sdk');
import config from './config';
import util from './util';

/**
 * 1. How to get Penneo creds?
 */
const userManagerCredentials = {
  username: 'defaultUserManager',
  password: 'f636f233783cf155aa269469c3b8bfb1'
};

/**
 * 2. How to make the user authenticate with NemId and use those credentials?
 */
const creds = util.createCreds();

/**
 * 3. What is the Authentication Client for NemId?
 *    We won't be using password based client
 */
const client = SepiorServicesClient.createPasswordBasedClient(
  config.keyServers,
  config.applicationId,
  userManagerCredentials // @fixme: use config
);

client
  .userManagement
  .createPasswordUser(creds.username, creds.password) // 4. Same as 3, How to pick an existing user authenticated with nemid
  .then(() => {

    console.log('User created');

    const newUserClient = SepiorServicesClient.createPasswordBasedClient(config.keyServers, config.applicationId, creds);

    return newUserClient
      .basis // 5. What is basis?
      .createResource()
      .then(fileUid => {
        console.log(`New resource created w. fileId: ${fileUid}`);
        const plainString = 'Hello world!';
        console.log(`Encrypting string: ${plainString}`);
        return newUserClient.basis.encryptBuffer(fileUid, Buffer.from(plainString, 'utf8'));
      })
      .then(encryptedBuffer => {
        console.log('Encrypted buffer:', encryptedBuffer);
        console.log('Decrypting');
        return newUserClient.basis.decryptBuffer(encryptedBuffer);
      })
      .then(decryptedBuffer => {
        console.log(`Decrypted string: ${decryptedBuffer.toString('utf8')}`);
      });
  })
  .catch(err => console.error(err)); // 6. I keep getting a 401 and need Penneo specific credentials