midas-core/distribution/Extractor/CSVExtractor.js

Enrich data with APIs

'use strict';

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

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _Extractor2 = require('./Extractor');

var _Extractor3 = _interopRequireDefault(_Extractor2);

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

var _fsExtra2 = _interopRequireDefault(_fsExtra);

var _csvjson = require('csvjson');

var _csvjson2 = _interopRequireDefault(_csvjson);

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

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

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

// CSV Extractors


var CSVExtractor = function (_Extractor) {
    _inherits(CSVExtractor, _Extractor);

    function CSVExtractor(config) {
        _classCallCheck(this, CSVExtractor);

        return _possibleConstructorReturn(this, (CSVExtractor.__proto__ || Object.getPrototypeOf(CSVExtractor)).call(this, config));
    }

    _createClass(CSVExtractor, [{
        key: 'get_data_sync',
        value: function get_data_sync() {
            // NOT YET IMPLEMENTED
        }
    }, {
        key: 'get_data_promise',
        value: function get_data_promise() {
            var options = {
                delimiter: ',',
                quote: '"'
            };
            var data = _fsExtra2.default.readFile(this.config._source.path, { encoding: 'utf8' });
            return data.then(function (data) {
                return Promise.resolve(_csvjson2.default.toObject(data, options));
            });
        }
    }]);

    return CSVExtractor;
}(_Extractor3.default);

exports.default = CSVExtractor;