muffin/dist/utils/config.js

The 21st century way of building websites

'use strict';

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

var _dotenv = require('dotenv');

var _dotenv2 = _interopRequireDefault(_dotenv);

var _fsExtra = require('fs-extra');

var _fsExtra2 = _interopRequireDefault(_fsExtra);

var _ = require('./');

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

class Config {
  constructor() {
    this.envFile = process.cwd() + '/.env';

    this.config = {
      port: 3000,
      db: {
        host: 'localhost',
        user: 'admin',
        password: 1234,
        name: 'muffin'
      },
      // This is fine, since it's just the default
      session_secret: 'random'
    };

    if ((0, _.exists)(this.envFile)) {
      const fileContent = this.loadConfig();

      for (let property in fileContent) {
        let whole = fileContent[property];
        property = property.toLowerCase();

        if (property.indexOf('_') > -1 && this.config.hasOwnProperty(property.split('_')[0])) {
          this.assignProperty(this.config, property, whole);
          continue;
        }

        this.config[property] = whole;
      }
    }

    this.setupEnv();
  }

  setVariable(name, value) {
    name = name.toUpperCase();

    if (!process.env[name]) {
      process.env[name] = value;
    }
  }

  loadConfig() {
    let fileContent = false;

    try {
      fileContent = _fsExtra2.default.readFileSync(this.envFile, {
        encoding: 'utf8'
      });

      fileContent = _dotenv2.default.parse(fileContent);
    } catch (err) {
      (0, _.log)(err);
      return false;
    }

    return fileContent;
  }

  setupEnv() {
    const properties = this.config;

    for (let property in properties) {
      let whole = properties[property];

      if (typeof whole === 'object') {
        for (let subProp in whole) {
          this.setVariable(property + '_' + subProp, whole[subProp]);
        }

        continue;
      }

      this.setVariable(property, whole);
    }
  }

  assignProperty(obj, path, value) {
    let props = path.split('_'),
        i = 0,
        prop;

    for (; i < props.length - 1; i++) {
      prop = props[i];
      obj = obj[prop];
    }

    obj[props[i]] = value;
  }
}

exports.default = Config;
module.exports = exports['default'];