/*
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.

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

chick

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

#include "../g_local.h"
#include "m_chick.h"

bool visible(edict_t *self, edict_t *other);

void chick_stand(edict_t *self);
void chick_run(edict_t *self);
void chick_reslash(edict_t *self);
void chick_rerocket(edict_t *self);
void chick_attack1(edict_t *self);

static int sound_missile_prelaunch;
static int sound_missile_launch;
static int sound_melee_swing;
static int sound_melee_hit;
static int sound_missile_reload;
static int sound_death1;
static int sound_death2;
static int sound_fall_down;
static int sound_idle1;
static int sound_idle2;
static int sound_pain1;
static int sound_pain2;
static int sound_pain3;
static int sound_sight;
static int sound_search;

void ChickMoan(edict_t *self) {
  if(random() < 0.5)
    gi.sound(self, CHAN_VOICE, sound_idle1, 1, ATTN_IDLE, 0);
  else
    gi.sound(self, CHAN_VOICE, sound_idle2, 1, ATTN_IDLE, 0);
}

mframe_t chick_frames_fidget[] = {
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},      {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, ChickMoan}, {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},      {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},      {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},      {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},      {ai_stand, 0, NULL}};
mmove_t chick_move_fidget = {FRAME_stand201, FRAME_stand230, chick_frames_fidget, chick_stand};

void chick_fidget(edict_t *self) {
  if(self->monsterinfo.aiflags & AI_STAND_GROUND)
    return;
  if(random() <= 0.3)
    self->monsterinfo.currentmove = &chick_move_fidget;
}

mframe_t chick_frames_stand[] = {
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL},
    {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, NULL}, {ai_stand, 0, chick_fidget},

};
mmove_t chick_move_stand = {FRAME_stand101, FRAME_stand130, chick_frames_stand, NULL};

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

mframe_t chick_frames_start_run[] = {{ai_run, 1, NULL},  {ai_run, 0, NULL}, {ai_run, 0, NULL}, {ai_run, -1, NULL},
                                     {ai_run, -1, NULL}, {ai_run, 0, NULL}, {ai_run, 1, NULL}, {ai_run, 3, NULL},
                                     {ai_run, 6, NULL},  {ai_run, 3, NULL}};
mmove_t chick_move_start_run = {FRAME_walk01, FRAME_walk10, chick_frames_start_run, chick_run};

mframe_t chick_frames_run[] = {{ai_run, 6, NULL}, {ai_run, 8, NULL}, {ai_run, 13, NULL}, {ai_run, 5, NULL},
                               {ai_run, 7, NULL}, {ai_run, 4, NULL}, {ai_run, 11, NULL}, {ai_run, 5, NULL},
                               {ai_run, 9, NULL}, {ai_run, 7, NULL}};

mmove_t chick_move_run = {FRAME_walk11, FRAME_walk20, chick_frames_run, NULL};

mframe_t chick_frames_walk[] = {{ai_walk, 6, NULL}, {ai_walk, 8, NULL}, {ai_walk, 13, NULL}, {ai_walk, 5, NULL},
                                {ai_walk, 7, NULL}, {ai_walk, 4, NULL}, {ai_walk, 11, NULL}, {ai_walk, 5, NULL},
                                {ai_walk, 9, NULL}, {ai_walk, 7, NULL}};

mmove_t chick_move_walk = {FRAME_walk11, FRAME_walk20, chick_frames_walk, NULL};

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

void chick_run(edict_t *self) {
  if(self->monsterinfo.aiflags & AI_STAND_GROUND) {
    self->monsterinfo.currentmove = &chick_move_stand;
    return;
  }

  if(self->monsterinfo.currentmove == &chick_move_walk || self->monsterinfo.currentmove == &chick_move_start_run) {
    self->monsterinfo.currentmove = &chick_move_run;
  } else {
    self->monsterinfo.currentmove = &chick_move_start_run;
  }
}

mframe_t chick_frames_pain1[] = {
    {ai_move, 0, NULL}, {ai_move, 0, NULL}, {ai_move, 0, NULL}, {ai_move, 0, NULL}, {ai_move, 0, NULL}};
mmove_t chick_move_pain1 = {FRAME_pain101, FRAME_pain105, chick_frames_pain1, chick_run};

mframe_t chick_frames_pain2[] = {
    {ai_move, 0, NULL}, {ai_move, 0, NULL}, {ai_move, 0, NULL}, {ai_move, 0, NULL}, {ai_move, 0, NULL}};
mmove_t chick_move_pain2 = {FRAME_pain201, FRAME_pain205, chick_frames_pain2, chick_run};

mframe_t chick_frames_pain3[] = {{ai_move, 0, NULL},  {ai_move, 0, NULL},  {ai_move, -6, NULL}, {ai_move, 3, NULL},
                                 {ai_move, 11, NULL}, {ai_move, 3, NULL},  {ai_move, 0, NULL},  {ai_move, 0, NULL},
                                 {ai_move, 4, NULL},  {ai_move, 1, NULL},  {ai_move, 0, NULL},  {ai_move, -3, NULL},
                                 {ai_move, -4, NULL}, {ai_move, 5, NULL},  {ai_move, 7, NULL},  {ai_move, -2, NULL},
                                 {ai_move, 3, NULL},  {ai_move, -5, NULL}, {ai_move, -2, NULL}, {ai_move, -8, NULL},
                                 {ai_move, 2, NULL}};
mmove_t chick_move_pain3 = {FRAME_pain301, FRAME_pain321, chick_frames_pain3, chick_run};

void chick_pain(edict_t *self, edict_t *other, float kick, int damage) {
  float r;

  if(ent_read_health(self)->value < (cv_get(ent_read_max_health(self)) / 2))
    self->s.skinnum = 1;

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

  self->pain_debounce_time = level.time + 3;

  r = random();
  if(r < 0.33)
    gi.sound(self, CHAN_VOICE, sound_pain1, 1, ATTN_NORM, 0);
  else if(r < 0.66)
    gi.sound(self, CHAN_VOICE, sound_pain2, 1, ATTN_NORM, 0);
  else
    gi.sound(self, CHAN_VOICE, sound_pain3, 1, ATTN_NORM, 0);

  if(skill->value == 3)
    return; // no pain anims in nightmare

  if(damage <= 10)
    self->monsterinfo.currentmove = &chick_move_pain1;
  else if(damage <= 25)
    self->monsterinfo.currentmove = &chick_move_pain2;
  else
    self->monsterinfo.currentmove = &chick_move_pain3;
}

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

mframe_t chick_frames_death2[] = {{ai_move, -6, NULL}, {ai_move, 0, NULL},  {ai_move, -1, NULL}, {ai_move, -5, NULL},
                                  {ai_move, 0, NULL},  {ai_move, -1, NULL}, {ai_move, -2, NULL}, {ai_move, 1, NULL},
                                  {ai_move, 10, NULL}, {ai_move, 2, NULL},  {ai_move, 3, NULL},  {ai_move, 1, NULL},
                                  {ai_move, 2, NULL},  {ai_move, 0, NULL},  {ai_move, 3, NULL},  {ai_move, 3, NULL},
                                  {ai_move, 1, NULL},  {ai_move, -3, NULL}, {ai_move, -5, NULL}, {ai_move, 4, NULL},
                                  {ai_move, 15, NULL}, {ai_move, 14, NULL}, {ai_move, 1, NULL}};
mmove_t chick_move_death2 = {FRAME_death201, FRAME_death223, chick_frames_death2, chick_dead};

mframe_t chick_frames_death1[] = {
    {ai_move, 0, NULL}, {ai_move, 0, NULL}, {ai_move, -7, NULL}, {ai_move, 4, NULL}, {ai_move, 11, 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 chick_move_death1 = {FRAME_death101, FRAME_death112, chick_frames_death1, chick_dead};

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

  // check for gib
  if(ent_read_health(self)->value <= 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 < 4; n++)
      ThrowGib(self, "models/objects/gibs/sm_meat/tris.md2", damage, GIB_ORGANIC);
    ThrowHead(self, "models/objects/gibs/head2/tris.md2", damage, GIB_ORGANIC);
    self->deadflag = DEAD_DEAD;
    return;
  }

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

  // regular death
  self->deadflag = DEAD_DEAD;
  self->takedamage = DAMAGE_YES;

  n = rand() % 2;
  if(n == 0) {
    self->monsterinfo.currentmove = &chick_move_death1;
    gi.sound(self, CHAN_VOICE, sound_death1, 1, ATTN_NORM, 0);
  } else {
    self->monsterinfo.currentmove = &chick_move_death2;
    gi.sound(self, CHAN_VOICE, sound_death2, 1, ATTN_NORM, 0);
  }
}

void chick_duck_down(edict_t *self) {
  if(self->monsterinfo.aiflags & AI_DUCKED)
    return;
  self->monsterinfo.aiflags |= AI_DUCKED;
  self->maxs[2] -= 32;
  self->takedamage = DAMAGE_YES;
  self->monsterinfo.pausetime = level.time + 1;
  gi.linkentity(self);
}

void chick_duck_hold(edict_t *self) {
  if(level.time >= self->monsterinfo.pausetime)
    self->monsterinfo.aiflags &= ~AI_HOLD_FRAME;
  else
    self->monsterinfo.aiflags |= AI_HOLD_FRAME;
}

void chick_duck_up(edict_t *self) {
  self->monsterinfo.aiflags &= ~AI_DUCKED;
  self->maxs[2] += 32;
  self->takedamage = DAMAGE_AIM;
  gi.linkentity(self);
}

mframe_t chick_frames_duck[] = {{ai_move, 0, chick_duck_down},
                                {ai_move, 1, NULL},
                                {ai_move, 4, chick_duck_hold},
                                {ai_move, -4, NULL},
                                {ai_move, -5, chick_duck_up},
                                {ai_move, 3, NULL},
                                {ai_move, 1, NULL}};
mmove_t chick_move_duck = {FRAME_duck01, FRAME_duck07, chick_frames_duck, chick_run};

void chick_dodge(edict_t *self, edict_t *attacker, float eta) {
  if(random() > 0.25)
    return;

  if(!self->enemy)
    self->enemy = attacker;

  self->monsterinfo.currentmove = &chick_move_duck;
}

void ChickSlash(edict_t *self) {
  vec3_t aim;

  VectorSet(aim, MELEE_DISTANCE, self->mins[0], 10);
  gi.sound(self, CHAN_WEAPON, sound_melee_swing, 1, ATTN_NORM, 0);
  fire_hit(self, aim, (10 + (rand() % 6)), 100);
}

void ChickRocket(edict_t *self) {
  vec3_t forward, right;
  vec3_t start;
  vec3_t dir;
  vec3_t vec;

  AngleVectors(self->s.angles, forward, right, NULL);
  G_ProjectSource(self->s.origin, monster_flash_offset[MZ2_CHICK_ROCKET_1], forward, right, start);

  VectorCopy(self->enemy->s.origin, vec);
  vec[2] += self->enemy->viewheight;
  VectorSubtract(vec, start, dir);
  VectorNormalize(dir);

  monster_fire_rocket(self, start, dir, 50, 500, MZ2_CHICK_ROCKET_1);
}

void Chick_PreAttack1(edict_t *self) { gi.sound(self, CHAN_VOICE, sound_missile_prelaunch, 1, ATTN_NORM, 0); }

void ChickReload(edict_t *self) { gi.sound(self, CHAN_VOICE, sound_missile_reload, 1, ATTN_NORM, 0); }

mframe_t chick_frames_start_attack1[] = {{ai_charge, 0, Chick_PreAttack1},
                                         {ai_charge, 0, NULL},
                                         {ai_charge, 0, NULL},
                                         {ai_charge, 4, NULL},
                                         {ai_charge, 0, NULL},
                                         {ai_charge, -3, NULL},
                                         {ai_charge, 3, NULL},
                                         {ai_charge, 5, NULL},
                                         {ai_charge, 7, NULL},
                                         {ai_charge, 0, NULL},
                                         {ai_charge, 0, NULL},
                                         {ai_charge, 0, NULL},
                                         {ai_charge, 0, chick_attack1}};
mmove_t chick_move_start_attack1 = {FRAME_attak101, FRAME_attak113, chick_frames_start_attack1, NULL};

mframe_t chick_frames_attack1[] = {{ai_charge, 19, ChickRocket}, {ai_charge, -6, NULL},         {ai_charge, -5, NULL},
                                   {ai_charge, -2, NULL},        {ai_charge, -7, NULL},         {ai_charge, 0, NULL},
                                   {ai_charge, 1, NULL},         {ai_charge, 10, ChickReload},  {ai_charge, 4, NULL},
                                   {ai_charge, 5, NULL},         {ai_charge, 6, NULL},          {ai_charge, 6, NULL},
                                   {ai_charge, 4, NULL},         {ai_charge, 3, chick_rerocket}

};
mmove_t chick_move_attack1 = {FRAME_attak114, FRAME_attak127, chick_frames_attack1, NULL};

mframe_t chick_frames_end_attack1[] = {
    {ai_charge, -3, NULL}, {ai_charge, 0, NULL}, {ai_charge, -6, NULL}, {ai_charge, -4, NULL}, {ai_charge, -2, NULL}};
mmove_t chick_move_end_attack1 = {FRAME_attak128, FRAME_attak132, chick_frames_end_attack1, chick_run};

void chick_rerocket(edict_t *self) {
  if(ent_read_health(self->enemy)->value > 0) {
    if(range(self, self->enemy) > RANGE_MELEE)
      if(visible(self, self->enemy))
        if(random() <= 0.6) {
          self->monsterinfo.currentmove = &chick_move_attack1;
          return;
        }
  }
  self->monsterinfo.currentmove = &chick_move_end_attack1;
}

void chick_attack1(edict_t *self) { self->monsterinfo.currentmove = &chick_move_attack1; }

mframe_t chick_frames_slash[] = {{ai_charge, 1, NULL}, {ai_charge, 7, ChickSlash}, {ai_charge, -7, NULL},
                                 {ai_charge, 1, NULL}, {ai_charge, -1, NULL},      {ai_charge, 1, NULL},
                                 {ai_charge, 0, NULL}, {ai_charge, 1, NULL},       {ai_charge, -2, chick_reslash}};
mmove_t chick_move_slash = {FRAME_attak204, FRAME_attak212, chick_frames_slash, NULL};

mframe_t chick_frames_end_slash[] = {
    {ai_charge, -6, NULL}, {ai_charge, -1, NULL}, {ai_charge, -6, NULL}, {ai_charge, 0, NULL}};
mmove_t chick_move_end_slash = {FRAME_attak213, FRAME_attak216, chick_frames_end_slash, chick_run};

void chick_reslash(edict_t *self) {
  if(ent_read_health(self->enemy)->value > 0) {
    if(range(self, self->enemy) == RANGE_MELEE) {
      if(random() <= 0.9) {
        self->monsterinfo.currentmove = &chick_move_slash;
        return;
      } else {
        self->monsterinfo.currentmove = &chick_move_end_slash;
        return;
      }
    }
  }
  self->monsterinfo.currentmove = &chick_move_end_slash;
}

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

mframe_t chick_frames_start_slash[] = {{ai_charge, 1, NULL}, {ai_charge, 8, NULL}, {ai_charge, 3, NULL}};
mmove_t chick_move_start_slash = {FRAME_attak201, FRAME_attak203, chick_frames_start_slash, chick_slash};

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

void chick_attack(edict_t *self) { self->monsterinfo.currentmove = &chick_move_start_attack1; }

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

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

  sound_missile_prelaunch = gi.soundindex("chick/chkatck1.wav");
  sound_missile_launch = gi.soundindex("chick/chkatck2.wav");
  sound_melee_swing = gi.soundindex("chick/chkatck3.wav");
  sound_melee_hit = gi.soundindex("chick/chkatck4.wav");
  sound_missile_reload = gi.soundindex("chick/chkatck5.wav");
  sound_death1 = gi.soundindex("chick/chkdeth1.wav");
  sound_death2 = gi.soundindex("chick/chkdeth2.wav");
  sound_fall_down = gi.soundindex("chick/chkfall1.wav");
  sound_idle1 = gi.soundindex("chick/chkidle1.wav");
  sound_idle2 = gi.soundindex("chick/chkidle2.wav");
  sound_pain1 = gi.soundindex("chick/chkpain1.wav");
  sound_pain2 = gi.soundindex("chick/chkpain2.wav");
  sound_pain3 = gi.soundindex("chick/chkpain3.wav");
  sound_sight = gi.soundindex("chick/chksght1.wav");
  sound_search = gi.soundindex("chick/chksrch1.wav");

  self->movetype = MOVETYPE_STEP;
  self->solid = SOLID_BBOX;
  self->s.modelindex = gi.modelindex("models/monsters/bitch/tris.md2");
  VectorSet(self->mins, -16, -16, 0);
  VectorSet(self->maxs, 16, 16, 56);

  dv_set(ent_write_health(self), 175);
  self->gib_health = -70;
  self->mass = 200;

  self->pain = chick_pain;
  self->die = chick_die;

  self->monsterinfo.stand = chick_stand;
  self->monsterinfo.walk = chick_walk;
  self->monsterinfo.run = chick_run;
  self->monsterinfo.dodge = chick_dodge;
  self->monsterinfo.attack = chick_attack;
  self->monsterinfo.melee = chick_melee;
  self->monsterinfo.sight = chick_sight;

  gi.linkentity(self);

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

  walkmonster_start(self);
}