import { RegionInfo } from '@aws-cdk/region-info';

// Get the information for "eu-west-1":
const region = RegionInfo.get('eu-west-1');

// Access attributes:
region.s3StaticWebsiteEndpoint; // s3-website-eu-west-1.amazonaws.com
region.servicePrincipal('logs.amazonaws.com'); // logs.eu-west-1.amazonaws.com

import * as regionInfo from '@aws-cdk/region-info';

const codeDeployPrincipal = regionInfo.Fact.find('us-east-1', regionInfo.FactName.servicePrincipal('codedeploy.amazonaws.com'));
// => codedeploy.us-east-1.amazonaws.com

const staticWebsite = regionInfo.Fact.find('ap-northeast-1', regionInfo.FactName.S3_STATIC_WEBSITE_ENDPOINT);
// => s3-website-ap-northeast-1.amazonaws.com

// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import * as iam from '@aws-cdk/aws-iam';
import * as kms from '@aws-cdk/aws-kms';

declare const principal: iam.IPrincipal;
const viaServicePrincipal = new kms.ViaServicePrincipal('serviceName', /* all optional props */ principal);

regionInfo.Fact.register({
  region: 'us-east-1',
  name: regionInfo.FactName.servicePrincipal('service.amazonaws.com'),
  value: 'the-correct-principal.amazonaws.com',
}, true /* Allow overriding information */);

regionInfo.Fact.register({
  region: 'bermuda-triangle-1',
  name: regionInfo.FactName.servicePrincipal('s3.amazonaws.com'),
  value: 's3-website.bermuda-triangle-1.nowhere.com',
});