/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Seth Spitzer <sspitzer@netscape.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsISupports.idl"
#include "nsIUrlListener.idl"
#include "nsINntpIncomingServer.idl"
#include "MailNewsTypes2.idl"
#include "nsIMsgIdentity.idl"

interface nsIURI;
interface nsIStreamListener;  
interface nsISupportsArray;
interface nsIFileSpec;
interface nsIMsgWindow;
interface nsIMsgFolder;
interface nsICacheSession;

[scriptable, uuid(4C9F90E0-E19B-11d2-806E-006008128C4E)]
interface nsINntpService : nsISupports {
  
  /* newsgroupsList is a comma separated list of newsgroups, which may be
   * in news://host/group or group form
   * "news://host/group1,news://host/group2" or "group1,group2"
   *
   * newsgroupsHeaderVal is a comma separated list of groups in the group form
   * "group1,group2"
   *
   * newshostHeaderVal is a single hostname.
   * "host"
   */
  void generateNewsHeaderValsForPosting(in string newsgroupsList, out string newsgroupsHeaderVal, out string newshostHeaderVal);

  nsIURI postMessage(in nsIFileSpec fileToPost, in string newsgroupNames, in string aAccountKey, in nsIUrlListener aUrlListener, in nsIMsgWindow aMsgWindow);

  nsIURI getNewNews(in nsINntpIncomingServer nntpServer, in string uri, in boolean getOld, in nsIUrlListener aUrlListener, in nsIMsgWindow aMsgWindow);

  nsIURI cancelMessage(in string cancelURL, in string messageURI, in nsISupports aConsumer, in nsIUrlListener aUrlListener, in nsIMsgWindow aMsgWindow);
 
  void getListOfGroupsOnServer(in nsINntpIncomingServer nntpServer, in nsIMsgWindow aMsgWindow);

  void updateCounts(in nsINntpIncomingServer nntpServer, in nsIMsgWindow aMsgWindow);

  nsIURI fetchMessage(in nsIMsgFolder newsFolder, in nsMsgKey key, in nsIMsgWindow aMsgWindow, in nsISupports aConsumer, in nsIUrlListener aUrlListener);

  void downloadNewsgroupsForOffline(in nsIMsgWindow aMsgWindow, in nsIUrlListener aListener);
  /** 
   * can handle news-message:// and news:// 
   */
  void decomposeNewsURI(in string uri, out nsIMsgFolder folder, out nsMsgKey key);

  // handle to the cache session used by news....
  readonly attribute nsICacheSession cacheSession;
};