#include <errno.h>
#include <stdio.h>
#include <stdlib.h>

#include "lib/image.h"
#include "lib/image_ppm.h"
#include "libcproject/libcproject.h"

int main() {
  printf("Generating images...\n");
  size_t images_count = 0;
  for (size_t red = 0; red < 256; red += 51) {
    for (size_t green = 0; green < 256; green += 51) {
      for (size_t blue = 0; blue < 256; blue += 51) {
        struct image* image = image_initialization(100, 100);
        for (size_t row = 0; row < image->height; row++) {
          for (size_t column = 0; column < image->width; column++) {
            image->pixels[row][column].red = red;
            image->pixels[row][column].green = green;
            image->pixels[row][column].blue = blue;
          }
        }
        string_t red_string = convert_number_to_string((long long)red);
        string_t green_string = convert_number_to_string((long long)green);
        string_t blue_string = convert_number_to_string((long long)blue);

        string_t path = string_copy("./assets/");
        string_concatenate(&path, "image-red-");
        string_concatenate(&path, red_string);
        string_concatenate(&path, "-green-");
        string_concatenate(&path, green_string);
        string_concatenate(&path, "-blue-");
        string_concatenate(&path, blue_string);
        string_concatenate(&path, ".ppm");
        free(red_string);
        free(green_string);
        free(blue_string);

        off_t file_size = 0;
        byte_t* image_ppm = image_to_ppm_binary(image, &file_size);
        filesystem_write(path, image_ppm, file_size);
        images_count += 1;

        image_free(image);
        free(path);
        free(image_ppm);
      }
    }
  }
  printf("Generated %zu images in `./assets`.\n", images_count);
  return EXIT_SUCCESS;
}