// src\player.cpp
#include <player.hpp>

#include<raylib.h>
#include<entt/entt.hpp>

#include<components.hpp>

entt::entity player;

const float SPEED = 300.0f;


void create_player(entt::registry& registry,Texture* texture){
    const auto entity =  registry.create();
    registry.emplace<Position>(entity,100.0f,0.0f);
    registry.emplace<Velocity>(entity,SPEED,0.0f);
    registry.emplace<Player>(entity);
    registry.emplace<Sprite>(entity,texture,0.0f,0.0f,70.0f,70.0f,false,false,0.0f);
}

void update_player_system(entt::registry& registry,float dt){

    auto view = registry.view<const Player, const Position, Velocity,Sprite>();
    for (entt::entity entity : view){
        const Position& pos = view.get<Position>(entity);
        Velocity& vel = view.get<Velocity>(entity);
        Sprite& sprite = view.get<Sprite>(entity);

        if (IsKeyPressed(KEY_W)){
            if (vel.dy > 0)
                continue;
            vel.dx = 0; 
            vel.dy = -SPEED; 

        } else if (IsKeyPressed(KEY_S)){
            if (vel.dy < 0)
                continue;
            vel.dx = 0; 
            vel.dy = SPEED; 
        } else if (IsKeyPressed(KEY_A)){
            if (vel.dx > 0)
                continue;
            vel.dx = -SPEED; 
            vel.dy = 0; 
        } else if (IsKeyPressed(KEY_D)){
            if (vel.dx < 0)
                continue;
            vel.dx = SPEED; 
            vel.dy = 0; 
        }

        if (vel.dx != 0.0f || vel.dy != 0.0f) {
            // atan2 returns radians. Convert to degrees if your renderer expects it!
            float radians = std::atan2(vel.dy, vel.dx);
            sprite.rotation = radians * (180.0f / 3.14159265f); 
        }
    }

}