//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: 
//
//=============================================================================

#ifndef ACHIEVEMENTMGR_H
#define ACHIEVEMENTMGR_H
#ifdef _WIN32
#pragma once
#endif
#include "baseachievement.h"
#include "GameEventListener.h"
#include "hl2orange.spa.h"
#include "iachievementmgr.h"
#include "utlmap.h"
#ifndef NO_STEAM
#include "steam/steam_api.h"
#endif

#define THINK_CLEAR		-1

class CAchievementMgr : public CAutoGameSystemPerFrame, public CGameEventListener, public IAchievementMgr
{
public:
    //=============================================================================
    // HPE_BEGIN
    // [dwenger] Steam Cloud Support
    //=============================================================================

    enum SteamCloudPersisting
    {
        SteamCloudPersist_Off = 0,
        SteamCloudPersist_On,
    };

	CAchievementMgr( SteamCloudPersisting ePersistToSteamCloud = SteamCloudPersist_Off );

    //=============================================================================
    // HPE_END
    //=============================================================================

	virtual bool Init();
	virtual void PostInit();
	virtual void Shutdown();
	virtual void LevelInitPreEntity();
	virtual void LevelShutdownPreEntity();
	virtual void InitializeAchievements();
	virtual void Update( float frametime );
#ifdef GAME_DLL
	virtual void FrameUpdatePostEntityThink();
#endif

	void OnMapEvent( const char *pchEventName );
	
	// Interfaces exported to other dlls for achievement list queries
	IAchievement* GetAchievementByIndex( int index );
	int GetAchievementCount();

	CBaseAchievement *GetAchievementByID( int iAchievementID );
	CUtlMap<int, CBaseAchievement *> &GetAchievements() { return m_mapAchievement; }

	CBaseAchievement *GetAchievementByName( const char *pchName );
	bool	HasAchieved( const char *pchName );

	void UploadUserData();
	void DownloadUserData();
	void SaveGlobalState( bool bAsync = false );
	void LoadGlobalState();
	void SaveGlobalStateIfDirty( bool bAsync = false );
	void EnsureGlobalStateLoaded();
	void AwardAchievement( int iAchievementID );
	void UpdateAchievement( int iAchievementID, int nData );
	void PreRestoreSavedGame();
	void PostRestoreSavedGame();
	void ResetAchievements();
	void ResetAchievement( int iAchievementID );
	void PrintAchievementStatus();
	float GetLastClassChangeTime() { return m_flLastClassChangeTime; }
	float GetTeamplayStartTime() { return m_flTeamplayStartTime; }
	int	  GetMiniroundsCompleted() { return m_iMiniroundsCompleted; }
	const char *GetMapName() { return m_szMap; }
	void OnAchievementEvent( int iAchievementID, int iCount = 1 );

	void CheckMetaAchievements( void );

	void SetDirty( bool bDirty )
	{
		if (bDirty)
		{
			m_bGlobalStateDirty = true;
			m_bSteamDataDirty = true;
		}
	}
	
	//=============================================================================
	// HPE_END
	//=============================================================================

	bool CheckAchievementsEnabled();
	bool LoggedIntoSteam() 
	{ 
#if !defined(NO_STEAM)
		return ( steamapicontext->SteamUser() && steamapicontext->SteamUserStats() && steamapicontext->SteamUser()->BLoggedOn() ); 
#else
		return false;
#endif
	}
	float GetTimeLastUpload() { return m_flTimeLastSaved; }			// time we last uploaded to Steam

	bool WereCheatsEverOn( void ) { return m_bCheatsEverOn; }

#if !defined(NO_STEAM)
	STEAM_CALLBACK( CAchievementMgr, Steam_OnUserStatsReceived, UserStatsReceived_t, m_CallbackUserStatsReceived );
	STEAM_CALLBACK( CAchievementMgr, Steam_OnUserStatsStored, UserStatsStored_t, m_CallbackUserStatsStored );
#endif

	void SetAchievementThink( CBaseAchievement *pAchievement, float flThinkTime );

private:
	void FireGameEvent( IGameEvent *event );
	void OnKillEvent( CBaseEntity *pVictim, CBaseEntity *pAttacker, CBaseEntity *pInflictor, IGameEvent *event );
	void ResetAchievement_Internal( CBaseAchievement *pAchievement );
	void UpdateStateFromSteam_Internal();

	CUtlMap<int, CBaseAchievement *> m_mapAchievement;					// map of all achievements
	CUtlVector<CBaseAchievement *>	 m_vecAchievement;					// vector of all achievements for accessing by index
	CUtlVector<CBaseAchievement *> m_vecKillEventListeners;				// vector of achievements that are listening for kill events
	CUtlVector<CBaseAchievement *> m_vecMapEventListeners;				// vector of achievements that are listening for map events
	CUtlVector<CBaseAchievement *> m_vecComponentListeners;				// vector of achievements that are listening for components that make up an achievement
	CUtlMap<int, CAchievement_AchievedCount *> m_mapMetaAchievement;				// map of CAchievement_AchievedCount

	struct achievementthink_t
	{
		float			 m_flThinkTime;
		CBaseAchievement *pAchievement;
	};
	CUtlVector<achievementthink_t> m_vecThinkListeners;					// vector of achievements that are actively thinking

	float m_flLevelInitTime;

	float m_flLastClassChangeTime;		// Time when player last changed class
	float m_flTeamplayStartTime;		// Time when player joined a non-spectating team.  Not updated if she switches game teams; cleared if she joins spectator
	float m_iMiniroundsCompleted;		// # of minirounds played since game start (for maps that have minirounds)
	char  m_szMap[MAX_PATH];			// file base of map name, cached since we access it frequently in this form
	bool  m_bGlobalStateDirty;			// do we have interesting state changes that needs to be saved?
	bool  m_bSteamDataDirty;			// do we have changes to upload to Steamworks?
	bool  m_bGlobalStateLoaded;			// have we loaded global state
	bool  m_bCheatsEverOn;				// have cheats ever been turned on in this level
	float m_flTimeLastSaved;			// last time we uploaded to Steam

    //=============================================================================
    // HPE_BEGIN
    // [dwenger] Steam Cloud Support
    //=============================================================================

    bool  m_bPersistToSteamCloud;       // true = persist data to steam cloud

    //=============================================================================
    // HPE_END
    //=============================================================================

    CUtlVector<int> m_AchievementsAwarded;
};

// helper functions
const char *GetModelName( CBaseEntity *pBaseEntity );

#ifdef CLIENT_DLL
bool CalcPlayersOnFriendsList( int iMinPlayers );
bool CalcHasNumClanPlayers( int iClanTeammates );
int	CalcPlayerCount();
int	CalcTeammateCount();
#endif // CLIENT

class IMatchmaking;
extern ConVar	cc_achievement_debug;
extern IMatchmaking *matchmaking;

#ifdef CLIENT_DLL
void MsgFunc_AchievementEvent( bf_read &msg );
#endif // CLIENT_DLL
#endif // ACHIEVEMENTMGR_H