#ifndef MONSTER_H
#define MONSTER_H

// special spawn flags
const int MONSTER_RESPAWN_DEATHPOINT = 16; // re-spawn where we died
const int MONSTER_TYPE_FLY = 32;
const int MONSTER_TYPE_SWIM = 64;
const int MONSTER_SIZE_BROKEN = 128; // TODO: remove when bad models are replaced
const int MON_FLAG_SUPERMONSTER = 256; // incredibly powerful monster
const int MON_FLAG_RANGED = 512; // monster shoots projectiles
const int MON_FLAG_MELEE = 1024;
const int MON_FLAG_CRUSH = 2048; // monster can be stomped in special modes
const int MON_FLAG_RIDE = 4096; // monster can be ridden in special modes

// entity properties of monsterinfo:
.bool(int, entity targ) monster_attackfunc;

// animations
.vector anim_blockend;
.vector anim_blockstart;
.vector anim_melee1;
.vector anim_melee2;
.vector anim_melee3;
.vector anim_pain3;
.vector anim_pain4;
.vector anim_pain5;
.vector anim_walk;
.vector anim_spawn;

bool m_null(entity thismon, int) { return false; }
bool m_new(entity thismon, int);

/** If you register a new monster, make sure to add it to all.inc */
CLASS(Monster, Object)
    ATTRIB(Monster, monsterid, int, 0)
    ATTRIB(Monster, monster_func, bool(Monster, int), m_new)
    /** attributes */
    ATTRIB(Monster, spawnflags, int, 0)
    /** human readable name */
    ATTRIB(Monster, monster_name, string, "Monster")
    /** short name */
    ATTRIB(Monster, netname, string, "")
    /** model */
    ATTRIB(Monster, m_model, entity, NULL)
    /** hitbox size */
    ATTRIB(Monster, mins, vector, '-0 -0 -0')
    /** hitbox size */
    ATTRIB(Monster, maxs, vector, '0 0 0')
ENDCLASS(Monster)

// monster requests
const int MR_SETUP = 1; // (SERVER) setup monster data
.bool(Monster this) mr_setup;
const int MR_THINK = 2; // (SERVER) logic to run every frame
.bool(Monster this) mr_think;
const int MR_DEATH = 3; // (SERVER) called when monster dies
.bool(Monster this) mr_death;
const int MR_PRECACHE = 4; // (BOTH) precaches models/sounds used by this monster
.bool(Monster this) mr_precache;
const int MR_PAIN = 5; // (SERVER) called when monster is damaged
.bool(Monster this) mr_pain;
const int MR_ANIM = 6; // (BOTH?) sets animations for monster
.bool(Monster this) mr_anim;

// other useful macros
#define MON_ACTION(mon,mrequest) mon.monster_func(mon, mrequest)
#define _MON_ACTION(mon,mrequest) MON_ACTION(get_monsterinfo(mon), mrequest)

bool m_new(entity this, int req) {
    if (req == MR_SETUP) return this.mr_setup ? this.mr_setup(this) : false;
    if (req == MR_THINK) return this.mr_think ? this.mr_think(this) : false;
    if (req == MR_DEATH) return this.mr_death ? this.mr_death(this) : false;
    if (req == MR_PRECACHE) return this.mr_precache ? this.mr_precache(this) : false;
    if (req == MR_PAIN) return this.mr_pain ? this.mr_pain(this) : false;
    if (req == MR_ANIM) return this.mr_anim ? this.mr_anim(this) : false;
    return false;
}

#endif