/* -*- 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 nsDOMOfflineResourceList_h___

#define nsDOMOfflineResourceList_h___

#include "nscore.h"

#include "nsIApplicationCache.h"

#include "nsIApplicationCacheContainer.h"

#include "nsIApplicationCacheService.h"

#include "nsIOfflineCacheUpdate.h"

#include "nsTArray.h"

#include "nsString.h"

#include "nsIURI.h"

#include "nsCOMPtr.h"

#include "nsWeakReference.h"

#include "nsCOMArray.h"

#include "nsIDOMEventListener.h"

#include "nsIObserver.h"

#include "nsIScriptContext.h"

#include "nsCycleCollectionParticipant.h"

#include "nsPIDOMWindow.h"

#include "mozilla/DOMEventTargetHelper.h"

#include "mozilla/ErrorResult.h"

namespace mozilla {

namespace dom {

class DOMStringList;

class Event;

} // namespace dom

} // namespace mozilla

class nsDOMOfflineResourceList final : public mozilla::DOMEventTargetHelper,

                                       public nsIObserver,

                                       public nsIOfflineCacheUpdateObserver,

                                       public nsSupportsWeakReference

{

  typedef mozilla::ErrorResult ErrorResult;

public:

  NS_DECL_ISUPPORTS_INHERITED

  NS_DECL_NSIOBSERVER

  NS_DECL_NSIOFFLINECACHEUPDATEOBSERVER

  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsDOMOfflineResourceList,

                                           mozilla::DOMEventTargetHelper)

  nsDOMOfflineResourceList(nsIURI* aManifestURI,

                           nsIURI* aDocumentURI,

                           nsIPrincipal* aLoadingPrincipal,

                           nsPIDOMWindowInner* aWindow);

  void FirePendingEvents();

  void Disconnect();

  nsresult Init();

  nsPIDOMWindowInner* GetParentObject() const

  {

    return GetOwner();

  }

  virtual JSObject*

  WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

  uint16_t GetStatus(ErrorResult& aRv);

  void Update(ErrorResult& aRv);

  void SwapCache(ErrorResult& aRv);

  IMPL_EVENT_HANDLER(checking)

  IMPL_EVENT_HANDLER(error)

  IMPL_EVENT_HANDLER(noupdate)

  IMPL_EVENT_HANDLER(downloading)

  IMPL_EVENT_HANDLER(progress)

  IMPL_EVENT_HANDLER(cached)

  IMPL_EVENT_HANDLER(updateready)

  IMPL_EVENT_HANDLER(obsolete)

  already_AddRefed<mozilla::dom::DOMStringList> GetMozItems(ErrorResult& aRv);

  bool MozHasItem(const nsAString& aURI, ErrorResult& aRv);

  uint32_t GetMozLength(ErrorResult& aRv);

  void MozItem(uint32_t aIndex, nsAString& aURI, ErrorResult& aRv);

  void IndexedGetter(uint32_t aIndex, bool& aFound, nsAString& aURI,

                     ErrorResult& aRv);

  uint32_t Length()

  {

    mozilla::IgnoredErrorResult rv;

    uint32_t length = GetMozLength(rv);

    return rv.Failed() ? 0 : length;

  }

  void MozAdd(const nsAString& aURI, ErrorResult& aRv);

  void MozRemove(const nsAString& aURI, ErrorResult& aRv);

protected:

  virtual ~nsDOMOfflineResourceList();

private:

  nsresult SendEvent(const nsAString &aEventName);

  nsresult UpdateAdded(nsIOfflineCacheUpdate *aUpdate);

  nsresult UpdateCompleted(nsIOfflineCacheUpdate *aUpdate);

  already_AddRefed<nsIApplicationCacheContainer> GetDocumentAppCacheContainer();

  already_AddRefed<nsIApplicationCache> GetDocumentAppCache();

  nsresult GetCacheKey(const nsAString &aURI, nsCString &aKey);

  nsresult GetCacheKey(nsIURI *aURI, nsCString &aKey);

  nsresult CacheKeys();

  void ClearCachedKeys();

  bool mInitialized;

  nsCOMPtr<nsIURI> mManifestURI;

  // AsciiSpec of mManifestURI

  nsCString mManifestSpec;

  nsCOMPtr<nsIURI> mDocumentURI;

  nsCOMPtr<nsIPrincipal> mLoadingPrincipal;

  nsCOMPtr<nsIApplicationCacheService> mApplicationCacheService;

  nsCOMPtr<nsIApplicationCache> mAvailableApplicationCache;

  nsCOMPtr<nsIOfflineCacheUpdate> mCacheUpdate;

  bool mExposeCacheUpdateStatus;

  uint16_t mStatus;

  // The set of dynamic keys for this application cache object.

  char **mCachedKeys;

  uint32_t mCachedKeysCount;

  nsCOMArray<mozilla::dom::Event> mPendingEvents;

};

#endif