#include <FastLED.h>

#define STATUS_LED_PIN 1
#define LED_PIN        6
#define BUTTON_PIN     A0
#define NUM_LEDS       144
#define LED_TYPE       WS2812B
#define COLOR_ORDER    GRB

CRGB leds[NUM_LEDS];

uint8_t RED   = 255;
uint8_t GREEN = 20;
uint8_t BLUE  = 147;

unsigned long lastPrintTime = 0;
const unsigned long printInterval = 1000;

bool buttonPressed = false;

void setup() {
  pinMode(BUTTON_PIN, INPUT_PULLUP);
  pinMode(STATUS_LED_PIN, OUTPUT);
  digitalWrite(STATUS_LED_PIN, LOW);

  Serial.begin(115200);

  FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, NUM_LEDS);
  FastLED.clear();
  FastLED.show();

  randomSeed(analogRead(A2));

  updateLEDs();
}

void loop() {
  if (digitalRead(BUTTON_PIN) == LOW && !buttonPressed) {
    buttonPressed = true;

    Serial.println("Button pressed");

    digitalWrite(STATUS_LED_PIN, HIGH);
    delay(300);
    digitalWrite(STATUS_LED_PIN, LOW);
    delay(200);
    digitalWrite(STATUS_LED_PIN, HIGH);
    delay(300);
    digitalWrite(STATUS_LED_PIN, LOW);

    RED   = random(0, 256);
    GREEN = random(0, 256);
    BLUE  = random(0, 256);

    updateLEDs();
  }

  if (digitalRead(BUTTON_PIN) == HIGH) {
    buttonPressed = false;
  }

  if (millis() - lastPrintTime >= printInterval) {
    lastPrintTime = millis();

    Serial.print("R: ");
    Serial.print(RED);
    Serial.print(" | G: ");
    Serial.print(GREEN);
    Serial.print(" | B: ");
    Serial.print(BLUE);
    Serial.print(" | Button raw: ");
    Serial.println(digitalRead(BUTTON_PIN));
  }
}

void updateLEDs() {
  fill_solid(leds, NUM_LEDS, CRGB(RED, GREEN, BLUE));
  FastLED.show();
}