storybook-addon-fake-api/dist/cjs/service/overriding.service.js

This addon will send fake responses to the requests sent from your component

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.OverridingService = void 0;

var _mockXmlhttprequest = require("mock-xmlhttprequest");

var _apiManager = require("./api-manager.service");

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; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var OverridingService = /*#__PURE__*/function () {
  function OverridingService() {
    _classCallCheck(this, OverridingService);

    _defineProperty(this, "fakeFetch", function (input, init) {
      var apiMethod;
      var apiUrl;

      if (typeof input === "string") {
        apiUrl = input;
        apiMethod = init ? init.method || "GET" : "GET";
      } else {
        apiUrl = input.url;
        apiMethod = input.method;
      }

      var api = _apiManager.ApiManagerService.getInstance().getMatch(apiUrl, apiMethod);

      if (api && api.enabled) {
        return new Promise(function (res, rej) {
          setTimeout(function () {
            var response = new Response(JSON.stringify(api.response.data));
            if (api.response.type === "Resolve") return res(response);
            return rej(response);
          }, api.response.delay || 0);
        });
      }

      return window.originalFetch(input, init);
    });

    _defineProperty(this, "fakeXhr", function (xhr) {
      var apiMethod = xhr.method;
      var apiUrl = xhr.url;

      var api = _apiManager.ApiManagerService.getInstance().getMatch(apiUrl, apiMethod);

      if (api && api.enabled) {
        setTimeout(function () {
          xhr.respond(api.response.status, {}, api.response.data);
        }, api.response.delay || 0);
      } else {
        // eslint-disable-next-line new-cap
        var realXhr = new window.originalXhr();
        realXhr.open(apiMethod, apiUrl);

        realXhr.onreadystatechange = function () {
          if (realXhr.readyState === XMLHttpRequest.DONE) {
            xhr.respond(realXhr.status, {}, realXhr.responseText);
          }
        };

        realXhr.send();
      }
    });

    window.originalFetch = window.fetch;
    window.fetch = this.fakeFetch;
    window.originalXhr = window.XMLHttpRequest;
    window.XMLHttpRequest = (0, _mockXmlhttprequest.newMockXhr)();
    window.XMLHttpRequest.onSend = this.fakeXhr;
  }

  _createClass(OverridingService, null, [{
    key: "getInstance",
    value: function getInstance() {
      if (!this.instance) {
        this.instance = new OverridingService();
      }

      return this.instance;
    }
  }]);

  return OverridingService;
}();

exports.OverridingService = OverridingService;