#pragma once
#include "common.h"

class T2ReturnStack {
public:
	T2ReturnStack();
	virtual ~T2ReturnStack();
	void Init();
	BOOL Current(unsigned int &tenant, unsigned int &time);
	BOOL Push(unsigned int tenant, unsigned int time);
	BOOL Pop(unsigned int &tenant, unsigned int &time);
	BOOL IsSetTime() const;
	unsigned int GetTenant() const;
	unsigned int GetTime() const;
	void SetTime(unsigned int time);
	void DayChanged();
	BOOL Remove(unsigned int tenant);
	void Peek(int index, unsigned int &tenant, unsigned int &time);
	void Poke(int index, unsigned int tenant, unsigned int time);
	void Read(T2Archive &stream, T2TowerDoc *towerDoc);
	void Write(T2Archive &stream);

	// TODO: confirm me
	BOOL IsSet() const { return mCount > 0; }

	struct Entry {
		unsigned int tenant, time;
	};
	Entry mEntries[3];
	int mCount;
};