fix properties for exchangeservice and exchangeservicebase

breaking: service.HttpHeaders and HttpResponseHeaders are now Disctionary instead of {}
EwsUtilities: complete Tracing related methods; pending inclusion in methods
EwsTraceListener ported
created dummy consts for HttpStatusCode

Author: gautamsi

src/js/Core/EwsUtilities.ts

@@ -602,13 +602,13 @@ export abstract class ServiceRequestBase {
         }
 
         // Emit the MailboxCulture header
-        if (this.Service.PreferredCulture != null) {
-            //todo: fix preferred culture.
-            writer.WriteElementValue(
-                XmlNamespace.Types,
-                XmlElementNames.MailboxCulture,
-                this.Service.PreferredCulture.Name);
-        }
+        // if (this.Service.PreferredCulture != null) {
+        //     //todo: fix preferred culture.
+        //     writer.WriteElementValue(
+        //         XmlNamespace.Types,
+        //         XmlElementNames.MailboxCulture,
+        //         this.Service.PreferredCulture.Name);
+        // }
 
         // Emit the DateTimePrecision header
         if (this.Service.DateTimePrecision != DateTimePrecision.Default) {

src/js/Core/ExchangeService.ts

@@ -1,11 +1,12 @@
-			
- export interface ITraceListener {
-	Trace(traceType: string, traceMessage: string): void;
+/**
+ * ITraceListener handles message tracing.
+ */
+export interface ITraceListener {
+	/**
+	 * Handles a trace message
+	 *
+	 * @param   {string}   traceType      Type of trace message.
+	 * @param   {string}   traceMessage   The trace message.
+	 */
+  Trace(traceType: string, traceMessage: string): void;
 }
-
-
-
-
-
-
-			

src/js/Core/ExchangeServiceBase.ts

@@ -25,7 +25,7 @@ export interface CustomXmlSerializationDelegate {
 //}
 
 export interface ResponseHeadersCapturedHandler {
-    (responseHeaders: any /*System.Net.WebHeaderCollection*/): any;
+    (responseHeaders: any /*System.Net.WebHeaderCollection*/): void;
 }
 //class ResponseHeadersCapturedHandler extends System.MulticastDelegate {
 //    //BeginInvoke(responseHeaders: System.Net.WebHeaderCollection, callback: System.AsyncCallback, object: any): System.IAsyncResult{ throw new Error("DelegateTypes.ts - BeginInvoke : Not implemented.");}

src/js/Core/Requests/ServiceRequestBase.ts

@@ -1,11 +1,34 @@
+/**
+ * @internal EwsTraceListener logs request/responses to a text writer.
+ */
 export class EwsTraceListener {
-	private writer: any /*System.IO.TextWriter*/;
-	Trace(traceType: string, traceMessage: string): void{ throw new Error("EwsTraceListener.ts - Trace : Not implemented.");}
-}
-
-
-
+  private writer: TextWriter = null;
 
+  /**
+   * @internal Initializes a new instance of the **EwsTraceListener** class.
+   */
+  constructor();
+  /**
+   * @internal Initializes a new instance of the **EwsTraceListener** class.
+   *
+   * @param   {}   writer   The writer.
+   */
+  constructor(writer: TextWriter);
+  constructor(writer: TextWriter = { Write: console.log }) {
+    this.writer = writer;
+  }
 
+	/**
+	 * Handles a trace message
+	 *
+	 * @param   {string}   traceType      Type of trace message.
+	 * @param   {string}   traceMessage   The trace message.
+	 */
+  Trace(traceType: string, traceMessage: string): void {
+    this.writer.Write(traceMessage);
+  }
+}
 
-			
+export interface TextWriter {
+  Write(message): void;
+}

src/js/Interfaces/ITraceListener.ts

@@ -0,0 +1,70 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+// HTTP status codes as per RFC 2616.
+export const enum HttpStatusCode {
+    // Informational 1xx
+    Continue = 100,
+    SwitchingProtocols = 101,
+
+    // Successful 2xx
+    OK = 200,
+    Created = 201,
+    Accepted = 202,
+    NonAuthoritativeInformation = 203,
+    NoContent = 204,
+    ResetContent = 205,
+    PartialContent = 206,
+
+    // Redirection 3xx
+    MultipleChoices = 300,
+    Ambiguous = 300,
+    MovedPermanently = 301,
+    Moved = 301,
+    Found = 302,
+    Redirect = 302,
+    SeeOther = 303,
+    RedirectMethod = 303,
+    NotModified = 304,
+    UseProxy = 305,
+    Unused = 306,
+    TemporaryRedirect = 307,
+    RedirectKeepVerb = 307,
+
+    // Client Error 4xx
+    BadRequest = 400,
+    Unauthorized = 401,
+    PaymentRequired = 402,
+    Forbidden = 403,
+    NotFound = 404,
+    MethodNotAllowed = 405,
+    NotAcceptable = 406,
+    ProxyAuthenticationRequired = 407,
+    RequestTimeout = 408,
+    Conflict = 409,
+    Gone = 410,
+    LengthRequired = 411,
+    PreconditionFailed = 412,
+    RequestEntityTooLarge = 413,
+    RequestUriTooLong = 414,
+    UnsupportedMediaType = 415,
+    RequestedRangeNotSatisfiable = 416,
+    ExpectationFailed = 417,
+
+    UpgradeRequired = 426,
+
+    // Server Error 5xx
+    InternalServerError = 500,
+    NotImplemented = 501,
+    BadGateway = 502,
+    ServiceUnavailable = 503,
+    GatewayTimeout = 504,
+    HttpVersionNotSupported = 505,
+
+
+
+    // exchange specific 
+    Autodiscover_ContactAdmin = 456,
+    Autodiscover_PasswordReset = 457,
+}