/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this file,

 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_simpledb_SDBConnection_h

#define mozilla_dom_simpledb_SDBConnection_h

#include "nsAutoPtr.h"

#include "nsISDBConnection.h"

#include "nsTArray.h"

#define NS_SDBCONNECTION_CONTRACTID \

  "@mozilla.org/dom/sdb-connection;1"

class nsISDBCloseCallback;

namespace mozilla {

namespace ipc {

class PBackgroundChild;

class PrincipalInfo;

} // namespace ipc

namespace dom {

class SDBConnectionChild;

class SDBRequest;

class SDBRequestParams;

class SDBConnection final

  : public nsISDBConnection

{

  typedef mozilla::ipc::PBackgroundChild PBackgroundChild;

  typedef mozilla::ipc::PrincipalInfo PrincipalInfo;

  nsCOMPtr<nsISDBCloseCallback> mCloseCallback;

  nsAutoPtr<PrincipalInfo> mPrincipalInfo;

  SDBConnectionChild* mBackgroundActor;

  bool mRunningRequest;

  bool mOpen;

  bool mAllowedToClose;

public:

  static nsresult

  Create(nsISupports* aOuter, REFNSIID aIID, void** aResult);

  void

  AssertIsOnOwningThread() const

  {

    NS_ASSERT_OWNINGTHREAD(SDBConnection);

  }

  void

  ClearBackgroundActor();

  void

  OnNewRequest();

  void

  OnRequestFinished();

  void

  OnOpen();

  void

  OnClose(bool aAbnormal);

  void

  AllowToClose();

private:

  SDBConnection();

  ~SDBConnection();

  nsresult

  CheckState();

  nsresult

  EnsureBackgroundActor();

  nsresult

  InitiateRequest(SDBRequest* aRequest,

                  const SDBRequestParams& aParams);

  NS_DECL_ISUPPORTS

  NS_DECL_NSISDBCONNECTION

};

} // namespace dom

} // namespace mozilla

#endif /* mozilla_dom_simpledb_SDBConnection_h */