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#include <iostream>
#include "EnemyBulletScript.h"
#include <crepe/api/Camera.h>
#include <crepe/api/Rigidbody.h>
#include <crepe/api/Metadata.h>
using namespace crepe;
using namespace std;
void EnemyBulletScript::init(){
this->subscribe<CollisionEvent>([this](const CollisionEvent& e) -> bool {
return this->on_collide(e);
});
}
void EnemyBulletScript::fixed_update(crepe::duration_t dt){
Transform& transform = this->get_component<Transform>();
Camera& camera = this->get_components_by_name<Camera>("camera").front();
Transform& cam_transform = this->get_components_by_name<Transform>("camera").front();
Rigidbody& bullet_body = this->get_component<Rigidbody>();
//move
transform.position.x += bullet_body.data.linear_velocity.x * dt.count();
vec2 half_screen = camera.viewport_size / 2;
float despawn_location = cam_transform.position.x - half_screen.x - 50;
if(transform.position.x < despawn_location){
this->despawn_bullet();
}
}
void EnemyBulletScript::despawn_bullet(){
Transform& transform = this->get_component<Transform>();
Rigidbody& bullet_body = this->get_component<Rigidbody>();
bullet_body.active = false;
transform.position = {0,-750};
}
bool EnemyBulletScript::on_collide(const CollisionEvent& e){
//cout << "collision happened with " << e.info.other.metadata.tag << endl;
this->despawn_bullet();
return false;
}
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