#ifndef SESSION_H
#define SESSION_H

#include <uuid.h>
#include <map>
#include <glibmm/ustring.h>
#include <boost/intrusive_ptr.hpp>
#include <boost/function.hpp>
#include "intrusivePtrBase.h"
#include "variables.h"
#include "exceptions.h"

/// Base class for classes implementing session variable storage
class Session : public virtual IntrusivePtrBase {
	public:
		SimpleMessageException(VariableNotFound);
		typedef std::map<Glib::ustring, VariableType> Values;
		typedef boost::function2<void, const Glib::ustring &, const VariableType &> SVH;

		Session(const UUID & id);
		virtual ~Session();

		VariableType GetValue(const Glib::ustring & name) const;
		void ForeachValue(const SVH &) const;
		void SetValue(const Glib::ustring & name, const VariableType & value);
		void ClearValue(const Glib::ustring & name);
		bool Empty() const;
		time_t ExpiryTime() const;

		const UUID ID;

	protected:
		void ExpiryTime(time_t);
		friend class SessionContainer;

		Values vars;
		time_t expires;
};
typedef boost::intrusive_ptr<Session> SessionPtr;

#endif