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/* 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 nsAutoSyncState_h__
#define nsAutoSyncState_h__
#include "MailNewsTypes.h"
#include "nsIAutoSyncState.h"
#include "nsIAutoSyncManager.h"
#include "nsIUrlListener.h"
#include "nsWeakPtr.h"
#include "nsTHashtable.h"
#include "nsHashKeys.h"
#include "nsTArray.h"
#include "prlog.h"
#include "nsIWeakReferenceUtils.h"
class nsImapMailFolder;
class nsIAutoSyncMsgStrategy;
class nsIMsgDatabase;
/**
* An adaptor class to make msg strategy nsTArray.Sort()
* compatible.
*/
class MsgStrategyComparatorAdaptor
{
public:
MsgStrategyComparatorAdaptor(nsIAutoSyncMsgStrategy* aStrategy,
nsIMsgFolder *aFolder, nsIMsgDatabase *aDatabase);
/** @return True if the elements are equals; false otherwise. */
bool Equals(const nsMsgKey& a, const nsMsgKey& b) const;
/** @return True if (a < b); false otherwise. */
bool LessThan(const nsMsgKey& a, const nsMsgKey& b) const;
private:
MsgStrategyComparatorAdaptor();
private:
nsIAutoSyncMsgStrategy *mStrategy;
nsIMsgFolder *mFolder;
nsIMsgDatabase *mDatabase;
};
/**
* Facilitates auto-sync capabilities for imap folders.
*/
class nsAutoSyncState final : public nsIAutoSyncState, public nsIUrlListener
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIAUTOSYNCSTATE
NS_DECL_NSIURLLISTENER
nsAutoSyncState(nsImapMailFolder *aOwnerFolder, PRTime aLastSyncTime = 0UL);
/// Called by owner folder when new headers are fetched from the server
void OnNewHeaderFetchCompleted(const nsTArray<nsMsgKey> &aMsgKeyList);
/// Sets the last sync time in lower precision (seconds)
void SetLastSyncTimeInSec(int32_t aLastSyncTime);
/// Manages storage space for auto-sync operations
nsresult ManageStorageSpace();
void SetServerCounts(int32_t total, int32_t recent, int32_t unseen,
int32_t nextUID);
private:
~nsAutoSyncState();
nsresult PlaceIntoDownloadQ(const nsTArray<nsMsgKey> &aMsgKeyList);
nsresult SortQueueBasedOnStrategy(nsTArray<nsMsgKey> &aQueue);
nsresult SortSubQueueBasedOnStrategy(nsTArray<nsMsgKey> &aQueue,
uint32_t aStartingOffset);
void LogOwnerFolderName(const char *s);
void LogQWithSize(nsTArray<nsMsgKey>& q, uint32_t toOffset = 0);
void LogQWithSize(nsIMutableArray *q, uint32_t toOffset = 0);
private:
int32_t mSyncState;
nsWeakPtr mOwnerFolder;
uint32_t mOffset;
uint32_t mLastOffset;
// used to tell if the Server counts have changed.
int32_t mLastServerTotal;
int32_t mLastServerRecent;
int32_t mLastServerUnseen;
int32_t mLastNextUID;
PRTime mLastSyncTime;
PRTime mLastUpdateTime;
uint32_t mProcessPointer;
bool mIsDownloadQChanged;
uint32_t mRetryCounter;
nsTHashtable<nsUint32HashKey> mDownloadSet;
nsTArray<nsMsgKey> mDownloadQ;
nsTArray<nsMsgKey> mExistingHeadersQ;
};
#endif
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