// This only works with opengl!!!!

#ifndef JOBJECT_H
#define JOBJECT_H

#include "Archimedes.h"

#include "modules/WindowModule/WindowModule.h"
#include "modules/ImguiModule/ImguiModule.h"

#include "utils/Objects/Body.h"
#include "utils/Objects/Camera.h"

#include "JObject.h"

class Sandbox : public Archimedes::Module {

    public:
        Sandbox(Archimedes::App*, void*);

        Sandbox() { name = "Sandbox"; }

        ~Sandbox();

        void onLoad() override;

        void run() override;

        bool onEvent(const Archimedes::Event& e) override;

    private:

        Archimedes::Window* window;
        
        std::string cubeVS = "#version 430 core\n"
            "layout (location = 0) in vec3 aPos;\n"
            "uniform mat4 model;\n"
            "uniform mat4 view;\n"
            "uniform mat4 proj;\n"
            "uniform vec4 color;\n"
            "void main()\n"
            "{\n"
            "   gl_Position = proj * view * model * vec4(aPos.x, aPos.y, aPos.z, 1.0);\n"
            "}\0";
        
        std::string cubeFS = "#version 430 core\n"
            "out vec4 FragColor;\n"
            "uniform mat4 model;\n"
            "uniform mat4 view;\n"
            "uniform mat4 proj;\n"
            "uniform vec4 color;\n"
            "void main()\n"
            "{\n"
            "   FragColor = color;\n"
            "}\n\0";

        Archimedes::JObject jObject;

        Archimedes::Shader cubeShader, gridShader;
        Archimedes::Body cube, grid, hexagon;

        Archimedes::VertexLayout layout = Archimedes::VertexLayout({ 
                Archimedes::LayoutElement(Archimedes::LayoutElement::Type::Float, 3)
        });

        Archimedes::Camera camera;

        std::vector<float> gridVertices = {
        -1.0f, 0.0f, 1.0f,
         1.0f, 0.0f, 1.0f,
         1.0f, 0.0f, -1.0f,
        -1.0f, 0.0f, -1.0f,
    }; 

        std::vector<unsigned int> gridIndices = {
        0,
        1,
        2,
        2,
        3,
        0
    };

    std::vector<float> vertices = {
        -0.5f, -0.5f, 0.5f,
        0.5f, -0.5f, 0.5f,
        0.5f,  0.5f, 0.5f,
        -0.5f,  0.5f, 0.5f,


        -0.5f, -0.5f, -0.5f,
        0.5f, -0.5f, -0.5f,
        0.5f,  0.5f, -0.5f,
        -0.5f,  0.5f, -0.5f,

    }; 

    std::vector<unsigned int> indices = {
        0,
        1,
        2,
        2,
        3,
        0,


        4,
        5,
        6,
        6,
        7,
        4,


        0,
        1,
        5,
        5,
        4,
        0,


        3,
        2,
        6,
        6,
        7,
        3,


        0,
        3,
        7,
        7,
        4,
        0,


        1,
        2,
        6,
        6,
        5,
        1,

    };

Archimedes::Body readOBJ(std::string path, Archimedes::Shader shader) {

        std::ifstream file(path);

        if(!file.is_open()) return Archimedes::Body();

        std::string s;

        std::vector<float> verticies;
        std::vector<unsigned int> indicies;

        verticies.reserve(3 * 100);
        indicies.reserve(100);

        unsigned int i = 0;
        unsigned int j = 0;

        float point;
        unsigned int idx;

        while(!file.eof()) {
            getline(file, s, ' ');

            //std::cout << "\nline start: " << s << std::endl;

            if(s == "v") {
                file >> point;
                verticies.push_back(point);
                //std::cout << "point1: " << point << std::endl;

                file >> point;
                verticies.push_back(point);
                //std::cout << "point2: " << point << std::endl;

                file >> point;
                verticies.push_back(point);
                //std::cout << "point3: " << point << std::endl;

                //std::cout << "index: " << j << std::endl;
            
                getline(file, s);
                //file.ignore();
            } else if(s == "f") {
                
                file >> idx;
                indicies.push_back(--idx);
                file.ignore(5, ' ');
                
                file >> idx;
                indicies.push_back(--idx);
                file.ignore(5, ' ');

                file >> idx;
                indicies.push_back(--idx);
                getline(file, s);

            } else {
                getline(file, s);
            }
        }

        file.close();

        return Archimedes::Body(
            Archimedes::VertexBuffer(verticies),
            Archimedes::IndexArray(indicies), 
            Archimedes::VertexLayout({
                Archimedes::LayoutElement(Archimedes::LayoutElement::Type::Float, 3),
            }), 
            shader
        );
    }
    
};

#ifdef SANDBOX_DYNAMIC
typedef Sandbox mtype;
#include "endModule.h"
#endif

#endif