#ifndef SERVATRICE_CONNECTION_POOL_H
#define SERVATRICE_CONNECTION_POOL_H

#include <QMutex>
#include <QMutexLocker>
#include <QObject>

class Servatrice_DatabaseInterface;

class Servatrice_ConnectionPool : public QObject
{
    Q_OBJECT
private:
    Servatrice_DatabaseInterface *databaseInterface;
    bool threaded;
    mutable QMutex clientCountMutex;
    int clientCount;

public:
    explicit Servatrice_ConnectionPool(Servatrice_DatabaseInterface *_databaseInterface);
    ~Servatrice_ConnectionPool() override;

    Servatrice_DatabaseInterface *getDatabaseInterface() const
    {
        return databaseInterface;
    }

    int getClientCount() const
    {
        QMutexLocker locker(&clientCountMutex);
        return clientCount;
    }
    void addClient()
    {
        QMutexLocker locker(&clientCountMutex);
        ++clientCount;
    }
public slots:
    void removeClient()
    {
        QMutexLocker locker(&clientCountMutex);
        --clientCount;
    }
};

#endif