// Copyright (c) Hercules Dev Team, licensed under GNU GPL.
// See the LICENSE file

#ifndef COMMON_HPMI_H
#define COMMON_HPMI_H

#include "../common/cbasetypes.h"
#include "../common/console.h"
#include "../common/core.h"
#include "../common/sql.h"

struct script_state;
struct AtCommandInfo;
struct socket_data;
struct map_session_data;

#ifdef WIN32
	#define HPExport __declspec(dllexport)
#else
	#define HPExport
#endif

/* after */
#include "../common/showmsg.h"

#define HPM_VERSION "1.0"
#define HPM_ADDCONF_LENGTH 40

struct hplugin_info {
	char* name;
	enum server_types type;
	char* version;
	char* req_version;
};

struct s_HPMDataCheck {
	char *name;
	unsigned int size;
	int type;
};

HPExport void *(*import_symbol) (char *name, unsigned int pID);
HPExport Sql *mysql_handle;

#define GET_SYMBOL(n) import_symbol((n),HPMi->pid)

#define SERVER_TYPE_ALL (SERVER_TYPE_LOGIN|SERVER_TYPE_CHAR|SERVER_TYPE_MAP)

enum hp_event_types {
	HPET_INIT,/* server starts */
	HPET_FINAL,/* server is shutting down */
	HPET_READY,/* server is ready (online) */
	HPET_POST_FINAL,/* server is done shutting down */
	HPET_PRE_INIT,/* server is about to start (used to e.g. add custom "--args" handling) */
	HPET_MAX,
};

enum HPluginPacketHookingPoints {
	hpClif_Parse,      ///< map-server (client-map)
	hpChrif_Parse,     ///< map-server (char-map)
	hpParse_FromMap,   ///< char-server (map-char)
	hpParse_FromLogin, ///< char-server (login-char)
	hpParse_Char,      ///< char-server (client-char)
	hpParse_FromChar,  ///< login-server (char-login)
	hpParse_Login,     ///< login-server (client-login)
	/* */
	hpPHP_MAX,
};

enum HPluginHookType {
	HOOK_TYPE_PRE,
	HOOK_TYPE_POST,
};

enum HPluginDataTypes {
	HPDT_SESSION,
	HPDT_MSD,
	HPDT_NPCD,
	HPDT_MAP,
	HPDT_INSTANCE,
	HPDT_GUILD,
	HPDT_PARTY,
};

/* used in macros and conf storage */
enum HPluginConfType {
	HPCT_BATTLE, /* battle-conf (map-server */
	HPCT_LOGIN,  /* login-server.conf (login-server) */
	HPCT_CHAR,   /* char-server.conf (char-server) */
	HPCT_MAX,
};

#define addHookPre(tname,hook) (HPMi->AddHook(HOOK_TYPE_PRE,(tname),(hook),HPMi->pid))
#define addHookPost(tname,hook) (HPMi->AddHook(HOOK_TYPE_POST,(tname),(hook),HPMi->pid))
/* need better names ;/ */
/* will not run the original function after pre-hook processing is complete (other hooks will run) */
#define hookStop() (HPMi->HookStop(__func__,HPMi->pid))
#define hookStopped() (HPMi->HookStopped())

#define addArg(name,param,func,help) (HPMi->addArg(HPMi->pid,(name),(param),(func),(help)))
/* HPData handy redirects */
/* session[] */
#define addToSession(ptr,data,index,autofree) (HPMi->addToHPData(HPDT_SESSION,HPMi->pid,(ptr),(data),(index),(autofree)))
#define getFromSession(ptr,index) (HPMi->getFromHPData(HPDT_SESSION,HPMi->pid,(ptr),(index)))
#define removeFromSession(ptr,index) (HPMi->removeFromHPData(HPDT_SESSION,HPMi->pid,(ptr),(index)))
/* map_session_data */
#define addToMSD(ptr,data,index,autofree) (HPMi->addToHPData(HPDT_MSD,HPMi->pid,(ptr),(data),(index),(autofree)))
#define getFromMSD(ptr,index) (HPMi->getFromHPData(HPDT_MSD,HPMi->pid,(ptr),(index)))
#define removeFromMSD(ptr,index) (HPMi->removeFromHPData(HPDT_MSD,HPMi->pid,(ptr),(index)))
/* npc_data */
#define addToNPCD(ptr,data,index,autofree) (HPMi->addToHPData(HPDT_NPCD,HPMi->pid,(ptr),(data),(index),(autofree)))
#define getFromNPCD(ptr,index) (HPMi->getFromHPData(HPDT_NPCD,HPMi->pid,(ptr),(index)))
#define removeFromNPCD(ptr,index) (HPMi->removeFromHPData(HPDT_NPCD,HPMi->pid,(ptr),(index)))
/* map_data */
#define addToMAPD(ptr,data,index,autofree) (HPMi->addToHPData(HPDT_MAP,HPMi->pid,(ptr),(data),(index),(autofree)))
#define getFromMAPD(ptr,index) (HPMi->getFromHPData(HPDT_MAP,HPMi->pid,(ptr),(index)))
#define removeFromMAPD(ptr,index) (HPMi->removeFromHPData(HPDT_MAP,HPMi->pid,(ptr),(index)))
/* party_data */
#define addToPAD(ptr,data,index,autofree) (HPMi->addToHPData(HPDT_PARTY,HPMi->pid,(ptr),(data),(index),(autofree)))
#define getFromPAD(ptr,index) (HPMi->getFromHPData(HPDT_PARTY,HPMi->pid,(ptr),(index)))
#define removeFromPAD(ptr,index) (HPMi->removeFromHPData(HPDT_PARTY,HPMi->pid,(ptr),(index)))
/* guild */
#define addToGLD(ptr,data,index,autofree) (HPMi->addToHPData(HPDT_GUILD,HPMi->pid,(ptr),(data),(index),(autofree)))
#define getFromGLD(ptr,index) (HPMi->getFromHPData(HPDT_GUILD,HPMi->pid,(ptr),(index)))
#define removeFromGLD(ptr,index) (HPMi->removeFromHPData(HPDT_GUILD,HPMi->pid,(ptr),(index)))
/* instance_data */
#define addToINSTD(ptr,data,index,autofree) (HPMi->addToHPData(HPDT_INSTANCE,HPMi->pid,(ptr),(data),(index),(autofree)))
#define getFromINSTD(ptr,index) (HPMi->getFromHPData(HPDT_INSTANCE,HPMi->pid,(ptr),(index)))
#define removeFromINSTD(ptr,index) (HPMi->removeFromHPData(HPDT_INSTANCE,HPMi->pid,(ptr),(index)))

/* HPMi->addCommand */
#define addAtcommand(cname,funcname) \
	if ( HPMi->addCommand != NULL ) { \
		HPMi->addCommand(cname,atcommand_ ## funcname); \
	} else { \
		ShowWarning("HPM (%s):addAtcommand(\"%s\",%s) failed, addCommand sub is NULL!\n",pinfo.name,cname,# funcname);\
	}
/* HPMi->addScript */
#define addScriptCommand(cname,scinfo,funcname) \
	if ( HPMi->addScript != NULL ) { \
		HPMi->addScript(cname,scinfo,buildin_ ## funcname, false); \
	} else { \
		ShowWarning("HPM (%s):addScriptCommand(\"%s\",\"%s\",%s) failed, addScript sub is NULL!\n",pinfo.name,cname,scinfo,# funcname);\
	}
#define addScriptCommandDeprecated(cname,scinfo,funcname) \
	if ( HPMi->addScript != NULL ) { \
		HPMi->addScript(cname,scinfo,buildin_ ## funcname, true); \
	} else { \
		ShowWarning("HPM (%s):addScriptCommandDeprecated(\"%s\",\"%s\",%s) failed, addScript sub is NULL!\n",pinfo.name,cname,scinfo,# funcname);\
	}
/* HPMi->addCPCommand */
#define addCPCommand(cname,funcname) \
	if ( HPMi->addCPCommand != NULL ) { \
		HPMi->addCPCommand(cname,console_parse_ ## funcname); \
	} else { \
		ShowWarning("HPM (%s):addCPCommand(\"%s\",%s) failed, addCPCommand sub is NULL!\n",pinfo.name,cname,# funcname);\
	}
/* HPMi->addPacket */
#define addPacket(cmd,len,receive,point) HPMi->addPacket(cmd,len,receive,point,HPMi->pid)
/* HPMi->addBattleConf */
#define addBattleConf(bcname,funcname) HPMi->addConf(HPMi->pid,HPCT_BATTLE,bcname,funcname)
/* HPMi->addLogin */
#define addLoginConf(bcname,funcname) HPMi->addConf(HPMi->pid,HPCT_LOGIN,bcname,funcname)
/* HPMi->addChar */
#define addCharConf(bcname,funcname) HPMi->addConf(HPMi->pid,HPCT_CHAR,bcname,funcname)

/* HPMi->addPCGPermission */
#define addGroupPermission(pcgname,maskptr) HPMi->addPCGPermission(HPMi->pid,pcgname,&maskptr)

/* Hercules Plugin Mananger Include Interface */
HPExport struct HPMi_interface {
	/* */
	unsigned int pid;
	/* */
	void (*event[HPET_MAX]) (void);
	bool (*addCommand) (char *name, bool (*func)(const int fd, struct map_session_data* sd, const char* command, const char* message,struct AtCommandInfo *info));
	bool (*addScript) (char *name, char *args, bool (*func)(struct script_state *st), bool isDeprecated);
	void (*addCPCommand) (char *name, CParseFunc func);
	/* HPM Custom Data */
	void (*addToHPData) (enum HPluginDataTypes type, unsigned int pluginID, void *ptr, void *data, unsigned int index, bool autofree);
	void *(*getFromHPData) (enum HPluginDataTypes type, unsigned int pluginID, void *ptr, unsigned int index);
	void (*removeFromHPData) (enum HPluginDataTypes type, unsigned int pluginID, void *ptr, unsigned int index);
	/* packet */
	bool (*addPacket) (unsigned short cmd, unsigned short length, void (*receive)(int fd), unsigned int point, unsigned int pluginID);
	/* Hooking */
	bool (*AddHook) (enum HPluginHookType type, const char *target, void *hook, unsigned int pID);
	void (*HookStop) (const char *func, unsigned int pID);
	bool (*HookStopped) (void);
	/* program --arg/-a */
	bool (*addArg) (unsigned int pluginID, char *name, bool has_param,void (*func) (char *param),void (*help) (void));
	/* battle-config recv param */
	bool (*addConf) (unsigned int pluginID, enum HPluginConfType type, char *name, void (*func) (const char *val));
	/* pc group permission */
	void (*addPCGPermission) (unsigned int pluginID, char *name, unsigned int *mask);
} HPMi_s;
#ifndef HERCULES_CORE
HPExport struct HPMi_interface *HPMi;
#endif

#endif /* COMMON_HPMI_H */