msal/lib-commonjs/XHRClient.js

Microsoft Authentication Library for js

"use strict";
/*
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License.
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.XhrClient = void 0;
var Constants_1 = require("./utils/Constants");
/**
 * XHR client for JSON endpoints
 * https://www.npmjs.com/package/async-promise
 * @hidden
 */
var XhrClient = /** @class */ (function () {
    function XhrClient() {
    }
    XhrClient.prototype.sendRequestAsync = function (url, method, enableCaching) {
        var _this = this;
        return new Promise(function (resolve, reject) {
            var xhr = new XMLHttpRequest();
            xhr.open(method, url, /* async: */ true);
            if (enableCaching) {
                /*
                 * TODO: (shivb) ensure that this can be cached
                 * xhr.setRequestHeader("Cache-Control", "Public");
                 */
            }
            xhr.onload = function () {
                if (xhr.status < 200 || xhr.status >= 300) {
                    reject(_this.handleError(xhr.responseText));
                }
                var jsonResponse;
                try {
                    jsonResponse = JSON.parse(xhr.responseText);
                }
                catch (e) {
                    reject(_this.handleError(xhr.responseText));
                }
                var response = {
                    statusCode: xhr.status,
                    body: jsonResponse
                };
                resolve(response);
            };
            xhr.onerror = function () {
                reject(xhr.status);
            };
            if (method === Constants_1.NetworkRequestType.GET) {
                xhr.send();
            }
            else {
                throw "not implemented";
            }
        });
    };
    XhrClient.prototype.handleError = function (responseText) {
        var jsonResponse;
        try {
            jsonResponse = JSON.parse(responseText);
            if (jsonResponse["error"]) {
                return jsonResponse["error"];
            }
            else {
                throw responseText;
            }
        }
        catch (e) {
            return responseText;
        }
    };
    return XhrClient;
}());
exports.XhrClient = XhrClient;
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