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#ifndef TELEPATHYENGINE_MAEMO6_H
#define TELEPATHYENGINE_MAEMO6_H

#include "qmessageglobal.h"
#include "qmessagemanager.h"
#include "qmessageaccount.h"
#include "qmessageaccountid.h"
#include "qmessage.h"
#include "qmessageservice.h"

#include <TelepathyQt4/Types>
#include <TelepathyQt4/PendingOperation>
#include <TelepathyQt4/AccountManager>
#include <TelepathyQt4/AccountSet>
#include <TelepathyQt4/ContactMessenger>

QTM_USE_NAMESPACE

class  TelepathyEngine : public QObject
{
    Q_OBJECT
    Q_DISABLE_COPY(TelepathyEngine)
public:
    static TelepathyEngine *instance();

    TelepathyEngine();
    ~TelepathyEngine();

    QMessageAccountIdList queryAccounts(const QMessageAccountFilter &filter, const QMessageAccountSortOrder &sortOrder,
                                        uint limit, uint offset, bool &isFiltered, bool &isSorted);
    int countAccounts(const QMessageAccountFilter &filter);
    QMessageAccount account(const QMessageAccountId &id);
    QMessageAccountId defaultAccount(QMessage::Type type);

    bool sendMessage(QMessage &message, QMessageService *service);
    QMessageManager::Error error() const;

private Q_SLOTS:
    void onAMReady(Tp::PendingOperation *);
    void onAccountReady(Tp::PendingOperation *);
    void onAccountAdded(const Tp::AccountPtr &account);
    void onAccountRemoved(const Tp::AccountPtr &account);

private:
    void syncDone();
    void addAccount(const Tp::AccountPtr &acc);
    QMessageManager::Error convertError(const Tp::PendingOperation *op);

    typedef QPair<Tp::AccountPtr, QMessageAccount> AccountPair;
    QMap<QString, AccountPair> m_accounts;

    Tp::AccountManagerPtr m_AM;
    Tp::AccountSetPtr m_accountSet;

    // Synchronous initialization
    bool m_sync;
    QEventLoop m_loop;
    QStringList m_initList;

    QMessageManager::Error m_error;
};

class SendRequest : public QObject
{
    Q_OBJECT
public:
    SendRequest(const QMessage &message, QMessageService *service);
    ~SendRequest();

    QStringList to() const;
    QString text() const;	  

    void setFinished(const QString &address, bool success);
    void addMessenger(const Tp::ContactMessengerPtr &);
    int requestCount() const;

public slots:
    void finished(Tp::PendingOperation *operation);
    void onServiceDestroyed(QObject*);

private slots:
    friend class QTimer;
    void down();
    void messageReceived(const Tp::ReceivedMessage &, const Tp::TextChannelPtr &);

private:
    QMessageService *_service;
    QMessage _message;
    int _pendingRequestCount;
    int _failCount;
    QList<Tp::ContactMessengerPtr> _messengerList;
    QStringList _tokenList;
};

#endif // TELEPATHYENGINE_MAEMO_P_H