/*
Copyright (C) 1997-2001 Id Software, Inc.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
/*
==============================================================================

FLIPPER

==============================================================================
*/

#include "g_local.h"
#include "m_flipper.h"


static int	sound_chomp;
static int	sound_attack;
static int	sound_pain1;
static int	sound_pain2;
static int	sound_death;
static int	sound_idle;
static int	sound_search;
static int	sound_sight;


void flipper_stand (edict_t *self);

mframe_t flipper_frames_stand [] =
{
	{ai_stand, 0, NULL}
};
	
mmove_t	flipper_move_stand = {FRAME_flphor01, FRAME_flphor01, flipper_frames_stand, NULL};

void flipper_stand (edict_t *self)
{
		self->monsterinfo.currentmove = &flipper_move_stand;
}

#define FLIPPER_RUN_SPEED	24

mframe_t flipper_frames_run [] =
{
	{ai_run, FLIPPER_RUN_SPEED, NULL},	// 6
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},	// 10

	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},	// 20

	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL},
	{ai_run, FLIPPER_RUN_SPEED, NULL}		// 29
};
mmove_t flipper_move_run_loop = {FRAME_flpver06, FRAME_flpver29, flipper_frames_run, NULL};

void flipper_run_loop (edict_t *self)
{
	self->monsterinfo.currentmove = &flipper_move_run_loop;
}

mframe_t flipper_frames_run_start [] =
{
	{ai_run, 8, NULL},
	{ai_run, 8, NULL},
	{ai_run, 8, NULL},
	{ai_run, 8, NULL},
	{ai_run, 8, NULL},
	{ai_run, 8, NULL}
};
mmove_t flipper_move_run_start = {FRAME_flpver01, FRAME_flpver06, flipper_frames_run_start, flipper_run_loop};

void flipper_run (edict_t *self)
{
	self->monsterinfo.currentmove = &flipper_move_run_start;
}

/* Standard Swimming */ 
mframe_t flipper_frames_walk [] =
{
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL},
	{ai_walk, 4, NULL}
};
mmove_t flipper_move_walk = {FRAME_flphor01, FRAME_flphor24, flipper_frames_walk, NULL};

void flipper_walk (edict_t *self)
{
	self->monsterinfo.currentmove = &flipper_move_walk;
}

mframe_t flipper_frames_start_run [] =
{
	{ai_run, 8, NULL},
	{ai_run, 8, NULL},
	{ai_run, 8, NULL},
	{ai_run, 8, NULL},
	{ai_run, 8, flipper_run}
};
mmove_t flipper_move_start_run = {FRAME_flphor01, FRAME_flphor05, flipper_frames_start_run, NULL};

void flipper_start_run (edict_t *self)
{
	self->monsterinfo.currentmove = &flipper_move_start_run;
}

mframe_t flipper_frames_pain2 [] =
{
	{ai_move, 0, NULL},
	{ai_move, 0, NULL},
	{ai_move, 0,	NULL},
	{ai_move, 0,	NULL},
	{ai_move, 0, NULL}
};
mmove_t flipper_move_pain2 = {FRAME_flppn101, FRAME_flppn105, flipper_frames_pain2, flipper_run};

mframe_t flipper_frames_pain1 [] =
{
	{ai_move, 0, NULL},
	{ai_move, 0, NULL},
	{ai_move, 0,	NULL},
	{ai_move, 0,	NULL},
	{ai_move, 0, NULL}
};
mmove_t flipper_move_pain1 = {FRAME_flppn201, FRAME_flppn205, flipper_frames_pain1, flipper_run};

void flipper_bite (edict_t *self)
{
	vec3_t	aim;

	VectorSet (aim, MELEE_DISTANCE, 0, 0);
	fire_hit (self, aim, 5, 0);
}

void flipper_preattack (edict_t *self)
{
	gi.sound (self, CHAN_WEAPON, sound_chomp, 1, ATTN_NORM, 0);
}

mframe_t flipper_frames_attack [] =
{
	{ai_charge, 0,	flipper_preattack},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	flipper_bite},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	NULL},
	{ai_charge, 0,	flipper_bite},
	{ai_charge, 0,	NULL}
};
mmove_t flipper_move_attack = {FRAME_flpbit01, FRAME_flpbit20, flipper_frames_attack, flipper_run};

void flipper_melee(edict_t *self)
{
	self->monsterinfo.currentmove = &flipper_move_attack;
}

void flipper_pain (edict_t *self, edict_t *other, float kick, int damage)
{
	int		n;

	if (self->health < (self->max_health / 2))
		self->s.skinnum = 1;

	if (level.time < self->pain_debounce_time)
		return;

	self->pain_debounce_time = level.time + 3;
	
	if (skill->value == 3)
		return;		// no pain anims in nightmare

	n = (rand() + 1) % 2;
	if (n == 0)
	{
		gi.sound (self, CHAN_VOICE, sound_pain1, 1, ATTN_NORM, 0);
		self->monsterinfo.currentmove = &flipper_move_pain1;
	}
	else
	{
		gi.sound (self, CHAN_VOICE, sound_pain2, 1, ATTN_NORM, 0);
		self->monsterinfo.currentmove = &flipper_move_pain2;
	}
}

void flipper_dead (edict_t *self)
{
	VectorSet (self->mins, -16, -16, -24);
	VectorSet (self->maxs, 16, 16, -8);
	self->movetype = MOVETYPE_TOSS;
	self->svflags |= SVF_DEADMONSTER;
	self->nextthink = 0;
	gi.linkentity (self);
}

mframe_t flipper_frames_death [] =
{
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},

	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},

	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},

	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},

	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},

	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL},
	{ai_move, 0,	 NULL}
};
mmove_t flipper_move_death = {FRAME_flpdth01, FRAME_flpdth56, flipper_frames_death, flipper_dead};

void flipper_sight (edict_t *self, edict_t *other)
{
	gi.sound (self, CHAN_VOICE, sound_sight, 1, ATTN_NORM, 0);
}

void flipper_die (edict_t *self, edict_t *inflictor, edict_t *attacker, int damage, vec3_t point)
{
	int		n;

// check for gib
	if (self->health <= self->gib_health)
	{
		gi.sound (self, CHAN_VOICE, gi.soundindex ("misc/udeath.wav"), 1, ATTN_NORM, 0);
		for (n= 0; n < 2; n++)
			ThrowGib (self, "models/objects/gibs/bone/tris.md2", damage, GIB_ORGANIC);
		for (n= 0; n < 2; n++)
			ThrowGib (self, "models/objects/gibs/sm_meat/tris.md2", damage, GIB_ORGANIC);
		ThrowHead (self, "models/objects/gibs/sm_meat/tris.md2", damage, GIB_ORGANIC);
		self->deadflag = DEAD_DEAD;
		return;
	}

	if (self->deadflag == DEAD_DEAD)
		return;

// regular death
	gi.sound (self, CHAN_VOICE, sound_death, 1, ATTN_NORM, 0);
	self->deadflag = DEAD_DEAD;
	self->takedamage = DAMAGE_YES;
	self->monsterinfo.currentmove = &flipper_move_death;
}

/*QUAKED monster_flipper (1 .5 0) (-16 -16 -24) (16 16 32) Ambush Trigger_Spawn Sight
*/
void SP_monster_flipper (edict_t *self)
{
	if (deathmatch->value)
	{
		G_FreeEdict (self);
		return;
	}

	sound_pain1		= gi.soundindex ("flipper/flppain1.wav");	
	sound_pain2		= gi.soundindex ("flipper/flppain2.wav");	
	sound_death		= gi.soundindex ("flipper/flpdeth1.wav");	
	sound_chomp		= gi.soundindex ("flipper/flpatck1.wav");
	sound_attack	= gi.soundindex ("flipper/flpatck2.wav");
	sound_idle		= gi.soundindex ("flipper/flpidle1.wav");
	sound_search	= gi.soundindex ("flipper/flpsrch1.wav");
	sound_sight		= gi.soundindex ("flipper/flpsght1.wav");

	self->movetype = MOVETYPE_STEP;
	self->solid = SOLID_BBOX;
	self->s.modelindex = gi.modelindex ("models/monsters/flipper/tris.md2");
	VectorSet (self->mins, -16, -16, 0);
	VectorSet (self->maxs, 16, 16, 32);

	self->health = 50;
	self->gib_health = -30;
	self->mass = 100;

	self->pain = flipper_pain;
	self->die = flipper_die;

	self->monsterinfo.stand = flipper_stand;
	self->monsterinfo.walk = flipper_walk;
	self->monsterinfo.run = flipper_start_run;
	self->monsterinfo.melee = flipper_melee;
	self->monsterinfo.sight = flipper_sight;

	gi.linkentity (self);

	self->monsterinfo.currentmove = &flipper_move_stand;	
	self->monsterinfo.scale = MODEL_SCALE;

	swimmonster_start (self);
}
