#include <stdio.h>
#include <unistd.h>
#include <syslog.h>
#include <string.h>
#include <math.h>

#include "SDL.h"
#include "SDL_mixer.h"
#include "SDL_image.h"

#define NUM_WAVEFORMS 4
#define PATTERN_ROWS 10
#define PATTERN_COLS 32

Mix_Chunk* samples[NUM_WAVEFORMS];
SDL_Window* window;
SDL_Renderer* renderer;

int pattern[PATTERN_ROWS][PATTERN_COLS];
int matrix[] = {PATTERN_ROWS, PATTERN_COLS};
bool play = false;
int step = 0;

#include "draw.cpp"
#include "players.cpp"
#include "loaders.cpp"
#include "inputs.cpp"

int main(int argc, char** argv) {

  bool done = false;
  int timer = 0;
  int stepDuration = 200;

  SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO );
  atexit(SDL_Quit);

  window = SDL_CreateWindow("Sonquencer", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 600, 300, 0);
  renderer = SDL_CreateRenderer(window, -1, 0);

  SDL_SetRenderDrawColor(renderer, 100, 100, 100, 255);
  SDL_Delay(1000);

  SDL_RenderClear(renderer);
  SDL_RenderPresent(renderer);
  SDL_Event event;

  if(loadBank(1) == false) {return -1;}
  loadPattern(1);

  while (!done) {
    bool gotEvent = SDL_PollEvent(&event);

    while (!done && gotEvent) {
      switch (event.type) {
        case SDL_KEYDOWN:
          if(event.key.keysym.sym == SDLK_ESCAPE) {
            Mix_CloseAudio();
            SDL_Quit();
            return 0;
          } else {
            inputActions(event);
          }
          break;
        case SDL_QUIT:
          done = true;
          break;
        default:
          break;


      }

      if( !done ) { gotEvent = SDL_PollEvent(&event); }

    }

    if(play) {
      playPattern(&timer, stepDuration, &step);
    }
  }


  for( int i = 0; i < NUM_WAVEFORMS; i++ ) {
    Mix_FreeChunk(samples[i]);
  }

  Mix_CloseAudio();
  SDL_Quit();
  return 0;
}