interfax/lib/response-handler.js

A wrapper around the InterFAX REST API for sending and receiving faxes.

'use strict';

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

var _image = require('./image');

var _image2 = _interopRequireDefault(_image);

var _location = require('./location');

var _location2 = _interopRequireDefault(_location);

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"); } }

var ResponseHandler = function ResponseHandler(emitter, debug) {
  _classCallCheck(this, ResponseHandler);

  return function (response) {
    if (debug) {
      console.log(response);
    } // eslint-disable-line no-console

    var result = Buffer.from('');
    var isJson = response.headers['content-type'] == 'text/json';
    var isTiff = response.headers['content-type'] == 'image/tiff';
    var isPdf = response.headers['content-type'] == 'application/pdf';
    var isImage = isTiff || isPdf;

    var isLocation = response.headers['location'] !== undefined;

    response.on('data', function (chunk) {
      result = Buffer.concat([result, chunk]);
    });

    response.on('end', function () {
      if (debug) {
        console.log(result);
      } // eslint-disable-line no-console

      if (isLocation) {
        result = new _location2.default(response.headers['location']);
      } else if (isImage) {
        result = new _image2.default(result, response.headers['content-type']);
      } else if (isJson && result.length > 0) {
        result = JSON.parse(result.toString());
      } else if (isJson && result.length == 0) {
        result = null;
      }

      if (response.statusCode >= 300) {
        emitter.emit('reject', result);
      } else {
        emitter.emit('resolve', result);
      }
    });

    response.on('close', function (error) {
      emitter.emit('reject', error);
    });
  };
};

exports.default = ResponseHandler;

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