#include <FastLED.h>

#define LED_PIN 2
#define LED_COUNT 242
#define BUTTON_PIN 8

CRGB leds[LED_COUNT];

void fillInPattern(int patternIndex) {
  // Fill in the array to draw your desired pattern
  uint32_t one[11] = {
    0x003FFE00, 0x007FFF80, 0x00FFFFFF, 0x00E007FF,
    0x00C003FF, 0x00C003FF, 0x00C003FF, 0x00C003FF,
    0x00C003FF, 0x00C003FF, 0x00C003FF
  };

  uint32_t two[22] = {
    0x00007000, 0x0001C000, 0x00038000, 0x00070000,
    0x00380070, 0x00300070, 0x00007000, 0x00007000,
    0x0001C000, 0x0003E000, 0x0007F000, 0x000FE000,
    0x003E0070, 0x003C00F0, 0x003800F0, 0x007000F8,
    0x00700038, 0x00E00038, 0x00E0001C, 0x00C0001C,
    0x00C0000C, 0x00C0000C
  };

  int ledIndex = 0;
  for (int y = 0; y < 22; y++) {
    if (y % 2 == 0) {
      for (int x = 0; x < 11; x++) {
        uint32_t mask = 0x80000000 >> x;
        uint8_t pixel = (patternIndex == 0) ? ((one[y] & mask) != 0) : ((two[y] & mask) != 0);
        leds[ledIndex] = pixel ? CRGB::Green : CRGB::Black;
        ledIndex++;
      }
    } else {
      for (int x = 10; x >= 0; x--) {
        uint32_t mask = 0x80000000 >> x;
        uint8_t pixel = (patternIndex == 0) ? ((one[y] & mask) != 0) : ((two[y] & mask) != 0);
        leds[ledIndex] = pixel ? CRGB::Green : CRGB::Black;
        ledIndex++;
      }
    }
  }
}

void setup() {
  FastLED.addLeds<NEOPIXEL, LED_PIN>(leds, LED_COUNT);
  pinMode(BUTTON_PIN, INPUT_PULLUP);
}

void loop() {
  static int patternIndex = 0;
  static unsigned long patternStartTime = 0;

  if (digitalRead(BUTTON_PIN) == LOW) { // Button is pressed
    if (millis() - patternStartTime >= 1000) { // Time to switch to next pattern
      patternIndex = (patternIndex + 1) % 2;
      patternStartTime = millis();
      fillInPattern(patternIndex);
      FastLED.show();
    }
  } else { // Button is released
    fillInPattern(patternIndex);
    FastLED.show();
  }
}