1 files changed, 35 insertions, 0 deletions
diff --git a/pica-client/history.h b/pica-client/history.h
new file mode 100644
index 0000000..f7a6168
--- /dev/null
+++ b/pica-client/history.h
@@ -0,0 +1,35 @@
+#ifndef HISTORY_H
+#define HISTORY_H
+
+#include <QString>
+#include <QtSql>
+#include <QSqlDatabase>
+#include <QList>
+#include <QMap>
+
+class History
+{
+public:
+    struct HistoryRecord
+    {
+        quint32 peer_id;
+        bool is_me;
+        bool is_delivered;
+        quint32 timestamp;
+        QString message;
+    };
+
+    History(QString storage, quint32 my_id);
+    void Add(quint32 peer_id, QString message, bool is_me);//is_me - true - message from me to peer, false - from peer to me
+    void SetDelivered(quint32 peer_id); //mark first undelivered message from me to peer as delivered
+    QList<HistoryRecord> GetMessages(quint32 peer_id, quint32 start_timestamp, quint32 end_timestamp);
+    QMap<quint32, QList<QString> > GetUndeliveredMessages();
+
+private:
+    QSqlDatabase dbconn;
+    QSqlError lasterr;
+
+    quint32 me_;
+};
+
+#endif // HISTORY_H