// escape.c - Simple test print code

#include <stdint.h>
#include <tgmath.h>

#define ESCAPE_IMPLEMENTATION
#include "../include/escape.h"

#define TEST_STRING "HELLO"

void hsv_rgb(float h, float s, float v, uint8_t *r, uint8_t *g, uint8_t *b) {
  float h0 = h * 6.0f;

  float k = fmodf(5.0f + h0, 6.0f);
  *r = (uint8_t)(255.0f * (v - v * s * fmaxf(0.0f, fminf(k, fminf(4.0f - k, 1.0f)))));

  k = fmodf(3.0f + h0, 6.0f);
  *g = (uint8_t)(255.0f * (v - v * s * fmaxf(0.0f, fminf(k, fminf(4.0f - k, 1.0f)))));

  k = fmodf(1.0f + h0, 6.0f);
  *b = (uint8_t)(255.0f * (v - v * s * fmaxf(0.0f, fminf(k, fminf(4.0f - k, 1.0f)))));
}

int main(void) {
  // Clear screen
  fputs(ESC_CLEAR_SCREEN, stdout);

  // Print a rectangle of Xs with positional coordinates
  fputs(ESC_CURSOR_POSITION(1, 1), stdout);
  fflush(stdout);
  fputs(ESC_CURSOR_POSITION(3, 2) "X", stdout);
  fflush(stdout);
  fputs(ESC_CURSOR_POSITION(10, 2) "X", stdout);
  fflush(stdout);
  fputs(ESC_CURSOR_POSITION(10, 4) "X", stdout);
  fflush(stdout);
  fputs(ESC_CURSOR_POSITION(3, 4) "X", stdout);
  fflush(stdout);
  fputs("\n", stdout);

  fputs("\n" ESC_RESET TEST_STRING "\n\n", stdout);
  fputs(ESC_BOLD TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_OVERLINE TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_UNDERLINE TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_STRIKETHROUGH TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_COLOR_FG_RGB(0, 128, 128) TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_COLOR_BG_RGB(128, 0, 128) TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_BLINK TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_REVERSE TEST_STRING ESC_RESET "\n\n", stdout);
  fputs(ESC_CONCEAL TEST_STRING ESC_REVEAL TEST_STRING ESC_RESET "\n\n",
        stdout);

  uint8_t r, g, b;

  for (float i = 0; i < 1; i += 0.01f) {
    hsv_rgb(i, 1.0, 1.0, &r, &g, &b);

    esc_color_fg_rgb(r, g, b);
    fputs("█", stdout);
  }

  fputs("\n", stdout);
}