#include "glm.hpp"
#include "src/Shader_Loader.h"

#pragma once
class Bullet
{
private:
	float speed;
	float lifetime;
	glm::vec3 directionNormalized;
	glm::vec3 startPosition;
	float birthTime;
	float scale;
	//GLuint program;
	Core::RenderContext renderContext;

	float getAge(float time) {
		return time - birthTime;
	}

	Bullet(float speed, float lifetime, glm::vec3 directionNormalized, glm::vec3 startPosition, float birthTime, Core::RenderContext renderContext, float scale){
		this->speed = speed;
		this->lifetime = lifetime;
		this->directionNormalized = directionNormalized;
		this->startPosition = startPosition;
		this->birthTime = birthTime;
		this->renderContext = renderContext;
		this->scale = scale;
	}

public:
	static Bullet* createSimpleBullet(glm::vec3 directionNormalized, glm::vec3 startPosition, float birthTime) {
		static bool simpleRenderContextLoaded;
		static Core::RenderContext simpleRenderContext;
		if (!simpleRenderContextLoaded) {
			simpleRenderContextLoaded = true;
			Core::loadModelToContext("./models/sphere.obj", simpleRenderContext);
		}
		return new Bullet(10, 10, directionNormalized, startPosition, birthTime, simpleRenderContext, 0.01f);
	}

	bool shouldBeDestroyed(float time, GLuint program) {
		float age = getAge(time);
		if (age > lifetime) {
			return true;
		}
		glm::mat4 modelMatrix = glm::translate(glm::mat4(1.0f), startPosition) * glm::translate(directionNormalized * speed * age) * glm::scale(glm::vec3(scale));
		Core::drawObjectPBR(renderContext, modelMatrix, glm::vec3(1.f, 0.f, 0.f), 0.3, 0, program);
		return false;
	}
};