const base64 = require('uuid-base64');
const { ClientEncryption } = require('mongodb-client-encryption');
const mongodb = require('mongodb');
 
const User = mongoose.model('users');
const { MongoClient, Binary } = mongodb;
const { port, databaseUri, awsAccessID, awsAccessKey, awsRegion, cmkARN } = require('./env')

run().catch(err => console.log(err));

async function run() {
  constkeyVaultNamespace = 'resellanalytics.encryption';
  constkmsProviders = {
    aws: {
      accessKeyId:`${awsAccessID}`,
      secretAccessKey:`${awsAccessKey}`,
    }
  };

  const client = await mongoose.connect(databaseUri, {
    useNewUrlParser:true,
    useUnifiedTopology:true,
    autoEncryption: {
      keyVaultNamespace,
      kmsProviders,
      extraOptions: { mongocryptdURI:databaseUri }
    }
  });

  const encryption = new ClientEncryption(client.connection.client, {
    keyVaultNamespace,
    kmsProviders
  });
 
  const key = await encryption.createDataKey('aws', {
    masterKey: {
      key:cmkARN, // e.g. 'arn:aws:kms:us-east-2:111122223333:alias/test-key'
      region:awsRegion, // e.g. 'us-east-1'
    }
  });
}