#include <iostream>

#include "FileReader.h"
#include "Renderer.h"

#include <GL/glut.h>

//Print the File Read in in the same format as it was read in
void printFile() {
    std::cout << (unsigned int)Renderer::getInstance()->triangles->size() << " "
        << (unsigned int)Renderer::getInstance()->points->size() << std::endl << std::endl;


    std::vector<Triangle>::iterator t_iter = Renderer::getInstance()->triangles->begin();

    for (;t_iter != Renderer::getInstance()->triangles->end(); t_iter++) {
        std::cout << t_iter->a1 << " " << t_iter->a2 << " " << t_iter->a3 << std::endl;
    }
    
    std::cout << "\n";

    std::vector<Point>::iterator p_iter = Renderer::getInstance()->points->begin();

    for (; p_iter != Renderer::getInstance()->points->end(); p_iter++) {
        std::cout << p_iter->x << " " << p_iter->y << " " << p_iter->z << std::endl;
    }
}

int main(int argc, char** argv) {
    
    if (argc < 4) {
        std::cout << "Usage: \n"
                  << "  ./project4 number_of_subdivisions kind_of_subdivision input_file_name\n"
                  << "   number_of_subdivisions integer >= 0\n"
                  << "   kind_of_subdivision: 'B' for Butterfly, 'L' for Loop\n"
                  << "                        Anything else just splits triangles into 4.\n"
                  ;
        return 0;
    }

    if (*argv[2] == 'b' || *argv[2] == 'B') {
        *argv[2] = 'B';
        std::cout << "Using Butterfly Subdivision " << atoi(argv[1]) << " times.\n";
    } else if (*argv[2] == 'l' || *argv[2] == 'L') {
        *argv[2] = 'L';
        std::cout << "Using Loop Subdivision. " << atoi(argv[1]) << " times.\n";
    } else {
        std::cout << "Splitting triangles into 4 " << atoi(argv[1]) << " times.\n";
    }

    FileReader::getInstance()->readFile(argv[3]);

    Renderer::getInstance()->init(&argc,argv);

    glutMainLoop();

    return 0;
}