#include "Class.h"
#include "olcPixelGameEngine.h"
#include "DEFINES.h"
#include "Player.h"
#include "Effect.h"
#include "Crawler.h"
#include "BulletTypes.h"
#include "util.h"
#include "config.h"

INCLUDE_MONSTER_LIST
INCLUDE_BULLET_LIST
INCLUDE_game

void Ranger::Initialize(){
    READFROMCONFIG(Ranger,RANGER);
    Ranger::idle_n="RANGER_IDLE_N";
    Ranger::idle_e="RANGER_IDLE_E";
    Ranger::idle_s="RANGER_IDLE_S";
    Ranger::idle_w="RANGER_IDLE_W";
    Ranger::walk_n="RANGER_WALK_N";
    Ranger::walk_e="RANGER_WALK_E";
    Ranger::walk_s="RANGER_WALK_S";
    Ranger::walk_w="RANGER_WALK_W";
}

SETUP_CLASS(Ranger)

void Ranger::OnUpdate(float fElapsedTime){
}

bool Ranger::AutoAttack(){
    geom2d::line pointTowardsCursor(GetPos(),game->GetWorldMousePos());
    vf2d extendedLine=pointTowardsCursor.upoint(1.1);
    float angleToCursor=atan2(extendedLine.y-GetPos().y,extendedLine.x-GetPos().x);
    attack_cooldown_timer=ARROW_ATTACK_COOLDOWN;
    BULLET_LIST.push_back(std::make_unique<Arrow>(Arrow(GetPos(),extendedLine,vf2d{cos(angleToCursor)*"Ranger.Auto Attack.ArrowSpd"_F,float(sin(angleToCursor)*"Ranger.Auto Attack.ArrowSpd"_F-PI/8*"Ranger.Auto Attack.ArrowSpd"_F)}+movementVelocity,"Ranger.Auto Attack.Radius"_F/100*12,GetAttack()*"Ranger.Auto Attack.DamageMult"_F,OnUpperLevel(),true)));
    SetState(State::SHOOT_ARROW);
    SetAnimationBasedOnTargetingDirection(angleToCursor);
    return true;
}

void Ranger::InitializeClassAbilities(){
    #pragma region Ranger Right-click Ability (Retreat)
        Ranger::rightClickAbility.action=
            [](Player*p,vf2d pos={}){
                geom2d::line mouseDir{game->GetWorldMousePos(),p->GetPos()};
                float velocity=(0.5*-p->friction*p->RETREAT_TIME*p->RETREAT_TIME-p->RETREAT_DISTANCE)/-p->RETREAT_TIME; //Derived from kinetic motion formula.
                p->SetVelocity(mouseDir.vector().norm()*velocity);
                p->retreatTimer=p->RETREAT_TIME;
                p->iframe_time=p->RETREAT_TIME;
                p->ghostPositions.push_back(p->GetPos()+vf2d{0,-p->GetZ()});
                p->ghostFrameTimer=p->RETREAT_GHOST_FRAME_DELAY;
                p->ghostRemoveTimer=p->RETREAT_GHOST_FRAMES*p->RETREAT_GHOST_FRAME_DELAY;
                float angleToCursor=atan2(game->GetWorldMousePos().y-p->GetPos().y,game->GetWorldMousePos().x-p->GetPos().x);
                p->SetAnimationBasedOnTargetingDirection(angleToCursor);
                p->SetState(State::RETREAT);
                return true;
            };
    #pragma endregion
    #pragma region Ranger Ability 1 (Rapid Fire)
        Ranger::ability1.action=
            [](Player*p,vf2d pos={}){
                p->remainingRapidFireShots=p->RAPID_FIRE_SHOOT_AMOUNT;
                p->rapidFireTimer=p->RAPID_FIRE_SHOOT_DELAY;
                if("Ranger.Ability 1.IsAnimationLocked"_I){
                    p->SetState(State::ANIMATION_LOCK);
                }
                return true;
            };
    #pragma endregion
    #pragma region Ranger Ability 2 (Charged Shot)
        Ranger::ability2.action=
            [](Player*p,vf2d pos={}){
                vf2d arrowVelocity=util::pointTo(p->GetPos(),game->GetWorldMousePos());
                BULLET_LIST.push_back(std::make_unique<ChargedArrow>(p->GetPos(),arrowVelocity*"Ranger.Ability 2.Speed"_F,12*"Ranger.Ability 2.Radius"_F/100,p->GetAttack()*"Ranger.Ability 2.DamageMult"_F,p->OnUpperLevel(),true));
                p->SetAnimationBasedOnTargetingDirection(atan2(arrowVelocity.y,arrowVelocity.x));
                game->SetupWorldShake("Ranger.Ability 2.WorldShakeTime"_F);
                p->Knockback(-1.f*arrowVelocity.norm()*"Ranger.Ability 2.Knockback"_F);
                return true;
            };
    #pragma endregion
    #pragma region Ranger Ability 3 (Multi Shot)
        Ranger::ability3.action=
            [](Player*p,vf2d pos={}){
                geom2d::line pointTowardsCursor=geom2d::line(p->GetPos(),game->GetWorldMousePos());
                float shootingDist=pointTowardsCursor.length();
                vf2d shootingDirMiddle=pointTowardsCursor.vector();
                float shootingAngle=atan2(shootingDirMiddle.y,shootingDirMiddle.x);
                int arrowCount="Ranger.Ability 3.ArrowCount"_I%2==0?"Ranger.Ability 3.ArrowCount"_I+1:"Ranger.Ability 3.ArrowCount"_I;
                for(int i=0;i<arrowCount;i++){
                    if("Ranger.Ability 3.ArrowCount"_I%2==0&&i=="Ranger.Ability 3.ArrowCount"_I/2)continue;
                    const float halfAngle="Ranger.Ability 3.MultiShotSpread"_F*PI/180;
                    const float leftAngle=-halfAngle;
                    const float increment=halfAngle/"Ranger.Ability 3.ArrowCount"_I;
                    const float newAngle=shootingAngle+leftAngle/2+i*increment;
                    geom2d::line pointTowardsCursor=geom2d::line(p->GetPos(),p->GetPos()+vf2d{cos(newAngle),sin(newAngle)}*shootingDist);
                    vf2d extendedLine=pointTowardsCursor.upoint(1.1);
                    BULLET_LIST.push_back(std::make_unique<Arrow>(Arrow(p->GetPos(),extendedLine,vf2d{cos(newAngle)*"Ranger.Ability 3.ArrowSpd"_F,float(sin(newAngle)*"Ranger.Ability 3.ArrowSpd"_F-PI/8*"Ranger.Ability 3.ArrowSpd"_F)}+p->movementVelocity,12*"Ranger.Ability 3.ArrowRadius"_F/100,p->GetAttack()*"Ranger.Ability 3.DamageMult"_F,p->OnUpperLevel(),true)));
                }
                p->SetAnimationBasedOnTargetingDirection(shootingAngle);
                return true;
            };
    #pragma endregion
}