@microsoft/signalr/dist/esm/XhrHttpClient.js

ASP.NET Core SignalR Client

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
var __extends = (this && this.__extends) || (function () {
    var extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import { AbortError, HttpError, TimeoutError } from "./Errors";
import { HttpClient, HttpResponse } from "./HttpClient";
import { LogLevel } from "./ILogger";
var XhrHttpClient = /** @class */ (function (_super) {
    __extends(XhrHttpClient, _super);
    function XhrHttpClient(logger) {
        var _this = _super.call(this) || this;
        _this.logger = logger;
        return _this;
    }
    /** @inheritDoc */
    XhrHttpClient.prototype.send = function (request) {
        var _this = this;
        // Check that abort was not signaled before calling send
        if (request.abortSignal && request.abortSignal.aborted) {
            return Promise.reject(new AbortError());
        }
        if (!request.method) {
            return Promise.reject(new Error("No method defined."));
        }
        if (!request.url) {
            return Promise.reject(new Error("No url defined."));
        }
        return new Promise(function (resolve, reject) {
            var xhr = new XMLHttpRequest();
            xhr.open(request.method, request.url, true);
            xhr.withCredentials = request.withCredentials === undefined ? true : request.withCredentials;
            xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
            // Explicitly setting the Content-Type header for React Native on Android platform.
            xhr.setRequestHeader("Content-Type", "text/plain;charset=UTF-8");
            var headers = request.headers;
            if (headers) {
                Object.keys(headers)
                    .forEach(function (header) {
                    xhr.setRequestHeader(header, headers[header]);
                });
            }
            if (request.responseType) {
                xhr.responseType = request.responseType;
            }
            if (request.abortSignal) {
                request.abortSignal.onabort = function () {
                    xhr.abort();
                    reject(new AbortError());
                };
            }
            if (request.timeout) {
                xhr.timeout = request.timeout;
            }
            xhr.onload = function () {
                if (request.abortSignal) {
                    request.abortSignal.onabort = null;
                }
                if (xhr.status >= 200 && xhr.status < 300) {
                    resolve(new HttpResponse(xhr.status, xhr.statusText, xhr.response || xhr.responseText));
                }
                else {
                    reject(new HttpError(xhr.statusText, xhr.status));
                }
            };
            xhr.onerror = function () {
                _this.logger.log(LogLevel.Warning, "Error from HTTP request. " + xhr.status + ": " + xhr.statusText + ".");
                reject(new HttpError(xhr.statusText, xhr.status));
            };
            xhr.ontimeout = function () {
                _this.logger.log(LogLevel.Warning, "Timeout from HTTP request.");
                reject(new TimeoutError());
            };
            xhr.send(request.content || "");
        });
    };
    return XhrHttpClient;
}(HttpClient));
export { XhrHttpClient };
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