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#ifndef HISTORY_H
#define HISTORY_H
#include <QString>
#include <QtSql>
#include <QSqlDatabase>
#include <QList>
#include <QMap>
class History
{
public:
struct HistoryRecord
{
QByteArray peer_id;
bool is_me;
bool is_delivered;
quint32 timestamp;
QString message;
};
History(QString storage, QByteArray my_id);
void Add(QByteArray peer_id, QString message, bool is_me);//is_me - true - message from me to peer, false - from peer to me
void SetDelivered(QByteArray peer_id); //mark first undelivered message from me to peer as delivered
QList<HistoryRecord> GetMessages(QByteArray peer_id, quint32 start_timestamp, quint32 end_timestamp);
QMap<QByteArray, QList<QString> > GetUndeliveredMessages();
bool isOK();
QString GetLastError();
private:
QSqlDatabase dbconn;
QSqlError lasterr;
QByteArray me_;
};
#endif // HISTORY_H
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