#define SDL_MAIN_HANDLED
#include <iostream>
#include <SDL.h>
using namespace std;

SDL_Texture *carregaTextura(const char *nome, SDL_Renderer *render){
    SDL_Surface *surface = SDL_LoadBMP(nome);
    SDL_Texture *textura = SDL_CreateTextureFromSurface(render, surface);
    SDL_FreeSurface(surface);
    return textura;
}

bool desenhaXO(short (&mat)[3][3], int jog){
    int mouseX, mouseY;
    SDL_GetMouseState(&mouseX, &mouseY);
    if(mat[(mouseY / 191)][(mouseX / 203)] == -1){
        mat[(mouseY / 191)][(mouseX / 203)] = jog;
        return true;
    }
    //cout << (mouseY / 575)*3 << ", " << (mouseX / 611)*3 << "\n";
    return false;
}

int main(){
    SDL_Window *mainWindow = SDL_CreateWindow("Jogo da Velha!", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 611, 575, 0);
    SDL_Renderer *render = SDL_CreateRenderer(mainWindow, -1, SDL_RENDERER_ACCELERATED);
    SDL_Texture *tabuleiro = carregaTextura("img/tabuleiro.bmp", render);
    SDL_Texture *imgX = carregaTextura("img/X.bmp", render);
    SDL_Texture *imgO = carregaTextura("img/0.bmp", render);
    short mat[3][3] = {{-1, -1, -1},
                       {-1, -1, -1},
                       {-1, -1, -1}};
    int jogador = 0;
    bool end = false;
    while(!end){
        SDL_Event event;
        while(SDL_PollEvent(&event)){
            switch(event.type){
                case SDL_QUIT:
                    end = true;
                break;
                case SDL_MOUSEBUTTONDOWN:
                    desenhaXO(mat, jogador);
                    jogador = (jogador + 1) % 2;
                    for(int y = 0; y < 3; y++){
                        for(int x = 0; x < 3; x++){
                            cout << mat[y][x];
                        }
                        cout << "\n";
                    }
                    cout << "\n\n";
                break;
            }
        }
        SDL_RenderCopy(render, tabuleiro, nullptr, nullptr);
        for(int y = 0; y < 3; y++){
            for(int x = 0; x < 3; x++){
                SDL_Rect XOPos = {x * 203 + 50, y * 191 + 50, 71, 71};
                if(mat[y][x] == 1){
                    SDL_RenderCopy(render, imgX, nullptr, &XOPos);
                } else if(mat[y][x] == 0){
                    SDL_RenderCopy(render, imgO, nullptr, &XOPos);
                }
            }
        }

        SDL_RenderPresent(render);
        SDL_Delay(1000/60);
    }
    SDL_DestroyTexture(tabuleiro);
    SDL_DestroyTexture(imgX);
    SDL_DestroyTexture(imgO);
    return 0;
}