#include "precompile.h"

#include "hero.h"
#include "human.h"
#include "room.h"
#include "metamgr.h"
#include "loot.h"
#include "perfmonitor.h"
#include "typeconvert.h"
#include "hero.ai.h"
#include "mine_sweeper.ai.h"
#include "obstacle.h"
#include "collider.h"
#include "bullet.h"
#include "explosion.h"

Hero::Hero():Creature()
{
    ++PerfMonitor::Instance()->entity_num[ET_Hero];
}

Hero::~Hero()
{
    DetachFromMaster();
    if (ai) {
        A8_SAFE_DELETE(ai);
    }
    --PerfMonitor::Instance()->entity_num[ET_Hero];
}

void Hero::Initialize()
{
    Creature::Initialize();
    RecalcSelfCollider();
    MetaData::Equip* weapon_meta = MetaMgr::Instance()->GetEquip(meta->i->default_weapon());
    if (weapon_meta) {
        weapons[GUN_SLOT1].weapon_idx = GUN_SLOT1;
        weapons[GUN_SLOT1].weapon_id = weapon_meta->i->id();
        weapons[GUN_SLOT1].weapon_lv = 1;
        weapons[GUN_SLOT1].ammo = 10000;
        weapons[GUN_SLOT1].meta = weapon_meta;
        weapons[GUN_SLOT1].Recalc();
        SetCurrWeapon(&weapons[GUN_SLOT1]);
    }
    SetInfiniteBulletMode();
    InitAI();
}

void Hero::FillMFObjectPart(Room* room, Human* hum, cs::MFObjectPart* part_data)
{
    part_data->set_object_type(ET_Hero);
    cs::MFHeroPart* p = part_data->mutable_union_obj_10();
    p->set_obj_uniid(GetUniId());
    TypeConvert::ToPb(GetPos(), p->mutable_pos());
    TypeConvert::ToPb(GetMoveDir(), p->mutable_dir());
}

void Hero::FillMFObjectFull(Room* room, Human* hum, cs::MFObjectFull* full_data)
{
    full_data->set_object_type(ET_Hero);
    cs::MFHeroFull* p = full_data->mutable_union_obj_10();
    p->set_obj_uniid(GetUniId());
    TypeConvert::ToPb(GetPos(), p->mutable_pos());
    TypeConvert::ToPb(GetMoveDir(), p->mutable_dir());
    p->set_heroid(meta->i->id());
    p->set_master_uniid(master.Get() ? master.Get()->GetUniId() : 0);
    p->set_dead(dead);
    p->set_health(GetHP());
    p->set_max_health(GetMaxHP());
    FillBuffList(hum, p->mutable_buff_list());
}

void Hero::Update(int delta_time)
{
    ai->Update(delta_time);
    ++updated_times_;
}

void Hero::OnExplosionHit(Explosion* e)
{
    if (IsInvincible()) {
        return;
    }
    if (dead) {
        return;
    }
    RemoveBuffByEffectId(kBET_PeaceMode);
    float dmg = e->GetDmg();
    float def = GetDef() * (1 + GetAbility()->GetAttrRate(kHAT_Def)) +
        GetAbility()->GetAttrAbs(kHAT_Def);
    float finaly_dmg = dmg * (1 - def/MetaMgr::Instance()->K);
    finaly_dmg = std::max(finaly_dmg, 0.0f);
#ifdef DEBUG
    {
        room->BroadcastDebugMsg(a8::Format("explosion dmg:%d def:%d finaly_dmg:%d",
                                           {dmg,
                                           def,
                                           finaly_dmg}));
    }
#endif
#if 1
    DecHP(finaly_dmg,
          1,
          "",
          1);
#else
    DecHP(finaly_dmg,
          sender.Get()->GetUniId(),
          sender.Get()->GetName(),
          gun_meta->i->id());
#endif
}

void Hero::OnBulletHit(Bullet* bullet)
{
    if (IsInvincible()) {
        return;
    }
    RemoveBuffByEffectId(kBET_PeaceMode);
    if (!IsDead(room) && (bullet->IsBomb() || bullet->sender.Get()->team_id != team_id)) {
        float dmg = bullet->GetAtk();
        float def = GetDef() * (1 + GetAbility()->GetAttrRate(kHAT_Def)) +
            GetAbility()->GetAttrAbs(kHAT_Def);
        float finaly_dmg = dmg * (1 - def/MetaMgr::Instance()->K);
        finaly_dmg = std::max(finaly_dmg, 0.0f);
        if (bullet->sender.Get()->IsHuman()) {
            bullet->sender.Get()->AsHuman()->stats.damage_amount_out += finaly_dmg;
        }
        if (bullet->meta->buff_meta) {
            MustBeAddBuff(bullet->sender.Get(), bullet->meta->i->buffid());
        }
        DecHP(finaly_dmg,
              bullet->sender.Get()->GetUniId(),
              bullet->sender.Get()->GetName(),
              bullet->gun_meta->i->id());
    }
}

float Hero::GetSpeed()
{
    float speed = meta->i->move_speed();
    return speed;
}

void Hero::_UpdateMove(int speed)
{
    do {
        int distance = std::min(5, speed);
        InternalUpdateMove(distance);
        speed -= distance;
    } while (speed > 0);
}

void Hero::InternalUpdateMove(float speed)
{
    a8::Vec2 old_pos = GetPos();
    a8::Vec2 new_pos = GetPos() + GetMoveDir() * speed;

    SetPos(new_pos);
    if (!CheckCollision()) {
        room->grid_service->MoveCreature(this);
    } else {
        if (on_move_collision && !on_move_collision()) {
            SetPos(old_pos);
        }
    }
}

void Hero::RecalcSelfCollider()
{
    if (!self_collider_) {
        self_collider_ = new CircleCollider();
        self_collider_->owner = this;
        AddEntityCollider(self_collider_);
    }
    self_collider_->pos = a8::Vec2();
    self_collider_->rad = meta->i->radius();
}


float Hero::GetRadius()
{
    return meta->i->radius();
}

float Hero::GetHitRadius()
{
    return meta->i->hit_radius();
}

void Hero::GetAabbBox(AabbCollider& aabb_box)
{
    if (!meta) {
        abort();
    }
    aabb_box.active = true;
    aabb_box.owner = this;
    aabb_box._min.x = -GetRadius();
    aabb_box._min.y = -GetRadius();
    aabb_box._max.x = GetRadius();
    aabb_box._max.y = GetRadius();
}

void Hero::GetHitAabbBox(AabbCollider& aabb_box)
{
    if (!meta) {
        abort();
    }
    aabb_box.active = true;
    aabb_box.owner = this;
    aabb_box._min.x = -GetHitRadius();
    aabb_box._min.y = -GetHitRadius();
    aabb_box._max.x = GetHitRadius();
    aabb_box._max.y = GetHitRadius();
}

void Hero::DetachFromMaster()
{
    if (!detached_) {
        if (master.Get()) {
            master.Get()->SlaveOnRemove(this);
        }
        detached_ = true;
    }
}

void Hero::DecHP(float dec_hp, int killer_id, const std::string& killer_name, int weapon_id)
{
    if (dec_hp < 0.001f) {
        return;
    }
    float old_health = GetHP();
    float new_health = std::max(0.0f, GetHP() - dec_hp);
    SetHP(std::max(0.0f, new_health));
    if (GetHP() <= 0.0001f && !IsDead(room)) {
        BeKill(killer_id, killer_name, weapon_id);
    }
    room->frame_event.AddHpChg(GetWeakPtrRef());
}

void Hero::BeKill(int killer_id, const std::string& killer_name, int weapon_id)
{
    dead = true;
    if (meta->i->dead_drop() != 0) {
        room->ScatterDrop(GetPos(), meta->i->dead_drop());
    }
    room->frame_event.AddDead(GetWeakPtrRef(), 0);
    room->xtimer.AddDeadLineTimerAndAttach
        (
         meta->i->delay_delete() / FRAME_RATE_MS,
         a8::XParams()
         .SetSender(this),
         [] (const a8::XParams& param)
         {
             Hero* hero = (Hero*)param.sender.GetUserData();
             hero->BroadcastDeleteState(hero->room);
             hero->RemoveFromAroundPlayers(hero->room);
             hero->room->grid_service->RemoveCreature(hero);
             hero->room->RemoveObjectLater(hero);
             hero->delete_frameno = hero->room->GetFrameNo();
             std::vector<Human*> watch_list;
             hero->room->GetPartObjectWatchList(hero, watch_list);
             if (!watch_list.empty()) {
                 abort();
             }
         },
         &xtimer_attacher.timer_list_);
}

void Hero::OnAddToTargetPartObject(Entity* target)
{
    if (delete_frameno > 0) {
        abort();
    }
}

void Hero::OnRemoveFromTargetPartObject(Entity* target)
{

}

void Hero::InitAI()
{
    MetaData::AI* ai_meta = MetaMgr::Instance()->GetHeroAI(meta->i->ai());
    if (!ai_meta) {
        #ifdef DEBUG
        abort();
        #endif
        ai_meta = MetaMgr::Instance()->GetHeroAI(ANDROID_AI_ID_START);
    }
    if (!ai_meta) {
        abort();
    }
    if (ai_meta->i->ai_kind() == kAI_MineSweeper) {
        ai = new MineSweeperAI;
        ai->ai_meta = ai_meta;
    } else {
        ai = new HeroAI;
        ai->ai_meta = ai_meta;
    }
    ai->owner = this;
    int buff_uniid = MustBeAddBuff(this,
                                   kPeaceModeBuffId
                                   );
    if (buff_uniid) {
        Buff* buff = GetBuffByUniId(buff_uniid);
        if (buff) {
            int peace_time = 1000 * 6;
            if (ai->ai_meta->i->peace_time() > 0) {
                peace_time += ai->ai_meta->i->peace_time();
            }
            room->xtimer.ModifyTimer(buff->remover_timer, peace_time / FRAME_RATE_MS);
        }
    }
}