deep-package-manager/lib.compiled/Microservice/Config.js

DEEP Package Manager

/**
* Created by AlexanderC on 5/25/15.
*/

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.Config = undefined;

var _jsonfile = require('jsonfile');

var _jsonfile2 = _interopRequireDefault(_jsonfile);

var _joi = require('joi');

var _joi2 = _interopRequireDefault(_joi);

var _deepkg = require('./deepkg.schema');

var _deepkg2 = _interopRequireDefault(_deepkg);

var _InvalidConfigException = require('./Exception/InvalidConfigException');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * Microservice configuration loader
 */
class Config {
  /**
   * @param {Object} rawConfig
   */
  constructor(rawConfig = {}) {
    this._rawConfig = rawConfig;

    this._parsedObject = _joi2.default.validate(this._rawConfig, _deepkg2.default);
  }

  /**
   * @returns {Object}
   */
  get rawConfig() {
    return this._rawConfig;
  }

  /**
   * Validates raw object
   *
   * @returns {Boolean}
   */
  get valid() {
    return !this.error;
  }

  /**
   * Retrieve parse error if available
   *
   * @returns {String}
   */
  get error() {
    return this._parsedObject.error;
  }

  /**
   * Extracts parsed configuration
   *
   * @returns {Object}
   */
  extract() {
    if (!this.valid) {
      throw new _InvalidConfigException.InvalidConfigException(this.error);
    }

    return this._parsedObject.value;
  }

  /**
   * Read microservice configuration from json file
   *
   * @param {String} file
   * @returns {Config}
   */
  static createFromJsonFile(file) {
    let rawConfig = _jsonfile2.default.readFileSync(file);

    return new Config(rawConfig);
  }
}
exports.Config = Config;