ES6 class for supporting Urls in my applications that talk to my api

JadeConfig.js

const JadeConfig = {
  environment: 'prod',
  domain: 'jamesmosullivan',
  topLevelDomain: 'uk'
};

JadeService.js

class JadeService {

  constructor( $window, JadeConfig = {} ){
    this.JadeConfig = JadeConfig;

    this._env = this.JadeConfig.environment || this._parseHref( $window.location.href );
  }

  get environment() {
    return this._env;
  }

  get domain(){
    return this.JadeConfig.domain || 'jamesmosullivan';
  }

  get topLevelDomain(){
    return this.isDev() ? 'dev' : this.JadeConfig.topLevelDomain || 'uk';
  }

  get uri() {
    return `${this.domain}.${this.topLevelDomain}`;
  }

  get apiBase() {
    return `api.${this.uri}`;
  }

  isDev(){
    return this.environment === 'dev';
  }

  /**
   * Determines environment from given href
   *
   * @param href
   * @returns {string}
   * @private
   */
  _parseHref( href ){
    return href.indexOf( `${this.domain}.dev`) > 0 ? 'dev' : 'prod';
  }
}

package.json

{
  "name": "jade-service",
  "version": "1.0.0",
  "description": "Core ES6 class contacting services within Jade (Jmosul Application Development Enviroment",
  "author": "James O'Sullivan"
}