/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* ***** 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 Indexed Database.
 *
 * The Initial Developer of the Original Code is
 * The Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2010
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Shawn Wilsher <me@shawnwilsher.com>
 *   Ben Turner <bent.mozilla@gmail.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either 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 ***** */

#ifndef mozilla_dom_indexeddb_indexeddatabase_h__
#define mozilla_dom_indexeddb_indexeddatabase_h__

#include "nsIProgrammingLanguage.h"

#include "jsapi.h"
#include "nsAutoPtr.h"
#include "nsCOMPtr.h"
#include "nsDebug.h"
#include "nsDOMError.h"
#include "nsStringGlue.h"
#include "nsTArray.h"

#define BEGIN_INDEXEDDB_NAMESPACE \
  namespace mozilla { namespace dom { namespace indexedDB {

#define END_INDEXEDDB_NAMESPACE \
  } /* namespace indexedDB */ } /* namepsace dom */ } /* namespace mozilla */

#define USING_INDEXEDDB_NAMESPACE \
  using namespace mozilla::dom::indexedDB;

class nsIDOMBlob;

BEGIN_INDEXEDDB_NAMESPACE

class FileInfo;

struct StructuredCloneReadInfo {
  void Swap(StructuredCloneReadInfo& aCloneReadInfo) {
    mCloneBuffer.swap(aCloneReadInfo.mCloneBuffer);
    mFileInfos.SwapElements(aCloneReadInfo.mFileInfos);
  }

  JSAutoStructuredCloneBuffer mCloneBuffer;
  nsTArray<nsRefPtr<FileInfo> > mFileInfos;
};

struct StructuredCloneWriteInfo {
  void Swap(StructuredCloneWriteInfo& aCloneWriteInfo) {
    mCloneBuffer.swap(aCloneWriteInfo.mCloneBuffer);
    mBlobs.SwapElements(aCloneWriteInfo.mBlobs);
    mOffsetToKeyProp = aCloneWriteInfo.mOffsetToKeyProp;
  }

  JSAutoStructuredCloneBuffer mCloneBuffer;
  nsTArray<nsCOMPtr<nsIDOMBlob> > mBlobs;
  PRUint64 mOffsetToKeyProp;
};

inline
void
AppendConditionClause(const nsACString& aColumnName,
                      const nsACString& aArgName,
                      bool aLessThan,
                      bool aEquals,
                      nsACString& aResult)
{
  aResult += NS_LITERAL_CSTRING(" AND ") + aColumnName +
             NS_LITERAL_CSTRING(" ");

  if (aLessThan) {
    aResult.AppendLiteral("<");
  }
  else {
    aResult.AppendLiteral(">");
  }

  if (aEquals) {
    aResult.AppendLiteral("=");
  }

  aResult += NS_LITERAL_CSTRING(" :") + aArgName;
}

END_INDEXEDDB_NAMESPACE

#endif // mozilla_dom_indexeddb_indexeddatabase_h__
