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

#ifndef _INSTANCE_H_
#define _INSTANCE_H_

#define INSTANCE_NAME_LENGTH (60+1)

typedef enum instance_state {
	INSTANCE_FREE,
	INSTANCE_IDLE,
	INSTANCE_BUSY
} instance_state;

enum instance_owner_type {
	IOT_NONE,
	IOT_CHAR,
	IOT_PARTY,
	IOT_GUILD,
	/* ... */
	IOT_MAX,
};

struct instance_data {
	unsigned short id;
	char name[INSTANCE_NAME_LENGTH]; // Instance Name - required for clif functions.
	instance_state state;
	enum instance_owner_type owner_type;
	int owner_id;

	unsigned short *map;
	unsigned short num_map;
	unsigned short users;

	struct DBMap* vars; // Instance Variable for scripts

	int progress_timer;
	unsigned int progress_timeout;

	int idle_timer;
	unsigned int idle_timeout, idle_timeoutval;
};

struct instance_interface {
	void (*init) (void);
	void (*final) (void);
	/* start point */
	unsigned short start_id;
	unsigned short instances;/* count */
	/* */
	struct instance_data *list;/* pointer to a chunk of consecutive memory, access via instance->list[0]..etc */
	/* */
	int (*create) (int party_id, const char *name, enum instance_owner_type type);
	int (*add_map) (const char *name, int instance_id, bool usebasename, const char *map_name);
	void (*del_map) (int16 m);
	int (*map2imap) (int16 m, int instance_id);
	int (*mapid2imapid) (int16 m, int instance_id);
	void (*destroy) (int instance_id);
	void (*start) (int instance_id);
	void (*check_idle) (int instance_id);
	void (*check_kick) (struct map_session_data *sd);
	void (*set_timeout) (int instance_id, unsigned int progress_timeout, unsigned int idle_timeout);
	bool (*valid) (int instance_id);
	int (*destroy_timer) (int tid, unsigned int tick, int id, intptr_t data);
};

struct instance_interface *instance;

void instance_defaults(void);

#endif