node-rigorous/lib/factory/ObjectScrapper.js

Rigorous Framework

"use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

var _require = require('./RigorousError/index'),
    RigorousError = _require.RigorousError,
    errorTypes = _require.errorTypes;

var h_format_checker = require('../helpers/h_format_checker');

module.exports =
/*#__PURE__*/
function () {
  function ObjectScrapper(scrapObject, imageNotFoundValue) {
    _classCallCheck(this, ObjectScrapper);

    if (!scrapObject) {
      throw new RigorousError(errorTypes.RESPONSE_ERROR_OBJECT_SCRAPPED_IS_NULL);
    }

    this.imageNotFoundValue = imageNotFoundValue;
    this.scrapObject = scrapObject;
  }

  _createClass(ObjectScrapper, [{
    key: "setDefaultFieldValueIfNotFound",
    value: function setDefaultFieldValueIfNotFound(fieldName, fieldValue) {
      var fieldVar = this.scrapObject[fieldName];

      if (h_format_checker.isNil(fieldVar.v)) {
        this.scrapObject[fieldName] = {
          v: fieldValue,
          s: 'not-found'
        };
      }
    }
  }, {
    key: "getValue",
    value: function getValue(fieldName) {
      return this.scrapObject[fieldName].v;
    }
  }, {
    key: "getScrapperVersion",
    value: function getScrapperVersion() {
      return this.scrapObject.scrapper_version;
    }
  }, {
    key: "hasImage",
    value: function hasImage() {
      return this.getValue('image') !== this.imageNotFoundValue;
    }
  }]);

  return ObjectScrapper;
}();