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#ifndef QCONTACTMANAGER_H

#define QCONTACTMANAGER_H

#include <QObject>

#include <QMap>

#include <QString>

#include <QStringList>

#include <QList>

#include <QDateTime>

#include "qtcontactsglobal.h"

#include "qcontact.h"

#include "qcontactid.h"

#include "qcontactrelationship.h"

#include "qcontactsortorder.h"

#include "qcontactfetchhint.h"

QTM_BEGIN_NAMESPACE

class QContactFilter;

class QContactManagerData;

class Q_CONTACTS_EXPORT QContactManager : public QObject

{

    Q_OBJECT

public:

#if Q_QDOC // qdoc's parser fails to recognise the default map argument

    explicit QContactManager(const QString& managerName = QString(), const QMap<QString, QString>& parameters = 0, QObject* parent = 0);

    QContactManager(const QString& managerName, int implementationVersion, const QMap<QString, QString>& parameters = 0, QObject* parent = 0);

#else

    explicit QContactManager(const QString& managerName = QString(), const QMap<QString, QString>& parameters = (QMap<QString, QString>()), QObject* parent = 0);

    QContactManager(const QString& managerName, int implementationVersion, const QMap<QString, QString>& parameters = (QMap<QString, QString>()), QObject* parent = 0);

#endif

    explicit QContactManager(QObject* parent);

    static QContactManager* fromUri(const QString& uri, QObject* parent = 0);

    ~QContactManager();                     // dtor

    QString managerName() const;                       // e.g. "Symbian"

    QMap<QString, QString> managerParameters() const;  // e.g. "filename=private.db"

    QString managerUri() const;                        // managerName + managerParameters

    int managerVersion() const;

    static bool parseUri(const QString& uri, QString* managerName, QMap<QString, QString>* params); // replaces the above.

    static QString buildUri(const QString& managerName, const QMap<QString, QString>& params, int implementationVersion = -1);

    /* The values of the Error enum are still to be decided! */

    enum Error {

        NoError = 0,

        DoesNotExistError,

        AlreadyExistsError,

        InvalidDetailError,

        InvalidRelationshipError,

        LockedError,

        DetailAccessError,

        PermissionsError,

        OutOfMemoryError,

        NotSupportedError,

        BadArgumentError,

        UnspecifiedError,

        VersionMismatchError,

        LimitReachedError,

        InvalidContactTypeError

    };

    /* Error reporting */

    QContactManager::Error error() const;

    /* Contacts - Accessors and Mutators */

    QList<QContactLocalId> contactIds(const QList<QContactSortOrder>& sortOrders = QList<QContactSortOrder>()) const;

    QList<QContactLocalId> contactIds(const QContactFilter& filter, const QList<QContactSortOrder>& sortOrders = QList<QContactSortOrder>()) const;

    QList<QContact> contacts(const QList<QContactSortOrder>& sortOrders = QList<QContactSortOrder>(), const QContactFetchHint& fetchHint = QContactFetchHint()) const;

    QList<QContact> contacts(const QContactFilter& filter, const QList<QContactSortOrder>& sortOrders = QList<QContactSortOrder>(), const QContactFetchHint& fetchHint = QContactFetchHint()) const;

    QContact contact(const QContactLocalId& contactId, const QContactFetchHint& fetchHint = QContactFetchHint()) const;  // retrieve a contact

    bool saveContact(QContact* contact);                 // note: MODIFIES contact (sets the contactId)

    bool removeContact(const QContactLocalId& contactId);      // remove the contact from the persistent store

    bool saveContacts(QList<QContact>* contacts, QMap<int, QContactManager::Error>* errorMap); // batch API - save.

    bool removeContacts(const QList<QContactLocalId>& contactIds, QMap<int, QContactManager::Error>* errorMap); // batch API - remove.

    /* Return a pruned or modified contact which is valid and can be saved in the manager */

    QContact compatibleContact(const QContact& original); // Preliminary function!

    /* Synthesize the display label of a contact */

    QString synthesizedContactDisplayLabel(const QContact& contact) const;

    void synthesizeContactDisplayLabel(QContact* contact) const;

    /* "Self" contact id (MyCard) */

    bool setSelfContactId(const QContactLocalId& contactId);

    QContactLocalId selfContactId() const;

    /* Relationships */

    QList<QContactRelationship> relationships(const QContactId& participantId, QContactRelationship::Role role = QContactRelationship::Either) const;

    QList<QContactRelationship> relationships(const QString& relationshipType = QString(), const QContactId& participantId = QContactId(), QContactRelationship::Role role = QContactRelationship::Either) const;

    bool saveRelationship(QContactRelationship* relationship);

    bool saveRelationships(QList<QContactRelationship>* relationships, QMap<int, QContactManager::Error>* errorMap);

    bool removeRelationship(const QContactRelationship& relationship);

    bool removeRelationships(const QList<QContactRelationship>& relationships, QMap<int, QContactManager::Error>* errorMap);

    /* Definitions - Accessors and Mutators */

    QMap<QString, QContactDetailDefinition> detailDefinitions(const QString& contactType = QContactType::TypeContact) const;

    QContactDetailDefinition detailDefinition(const QString& definitionName, const QString& contactType = QContactType::TypeContact) const;

    bool saveDetailDefinition(const QContactDetailDefinition& def, const QString& contactType = QContactType::TypeContact);

    bool removeDetailDefinition(const QString& definitionName, const QString& contactType = QContactType::TypeContact);

    /* Functionality reporting */

    enum ManagerFeature {

        Groups = 0,               // backend supports QContactType::TypeGroup type contacts (convenience for clients... should be deprecated)

        ActionPreferences,        // per-contact action preferences

        MutableDefinitions,

        Relationships,

        ArbitraryRelationshipTypes,

        DetailOrdering,

        SelfContact,

        Anonymous,

        ChangeLogs

    };

    bool hasFeature(QContactManager::ManagerFeature feature, const QString& contactType = QContactType::TypeContact) const;

    bool isRelationshipTypeSupported(const QString& relationshipType, const QString& contactType = QContactType::TypeContact) const; // replaces the above

    QList<QVariant::Type> supportedDataTypes() const;

    bool isFilterSupported(const QContactFilter& filter) const;

    QStringList supportedContactTypes() const;

    /* return a list of available backends for which a QContactManager can be constructed. */

    static QStringList availableManagers();

Q_SIGNALS:

    void dataChanged();

    void contactsAdded(const QList<QContactLocalId>& contactIds);

    void contactsChanged(const QList<QContactLocalId>& contactIds);

    void contactsRemoved(const QList<QContactLocalId>& contactIds);

    void relationshipsAdded(const QList<QContactLocalId>& affectedContactIds);

    void relationshipsRemoved(const QList<QContactLocalId>& affectedContactIds);

    void selfContactIdChanged(const QContactLocalId& oldId, const QContactLocalId& newId); // need both? or just new?

private:

    friend class QContactManagerData;

    void createEngine(const QString& managerName, const QMap<QString, QString>& parameters); 

    Q_DISABLE_COPY(QContactManager)

    // private data pointer

    QContactManagerData* d;

};

QTM_END_NAMESPACE

#endif