#define colorBtn 6
#define durationBtn 7

// Define the colors in the RGB format
bool colors[][3] = {
  {1, 1, 1}, {1, 0, 0}, {0, 1, 0}, {0, 0, 1},  // White, Red, Green, Blue
  {0, 1, 1}, {1, 1, 0}, {1, 0, 1}, {0, 0, 0}   // Cyan, Yellow, Magenta, Black
};

// Define the color names
char* colorNames[] = {
  "white", "blue", "green", "red",
  "yellow", "cyan", "magenta", "black"
};

// Define the blinking durations
int delays[] = {
  1000, 800, 600, 400, 200
};

volatile int currentColor = 0;
volatile int currentDelay = 0;

unsigned long lastColorPress = 0;
unsigned long lastDurationPress = 0;
const unsigned long debounceDelay = 1000; // debounce delay in milliseconds

unsigned long previousMillis = 0;
bool ledState = LOW;

void setup() {
  Serial.begin(9600); // Initialize Serial communication

  pinMode(11, OUTPUT); // Red
  pinMode(12, OUTPUT); // Green
  pinMode(13, OUTPUT); // Blue
  pinMode(colorBtn, INPUT_PULLUP);
  pinMode(durationBtn, INPUT_PULLUP);

  attachInterrupt(digitalPinToInterrupt(colorBtn), changeColor, RISING);
  attachInterrupt(digitalPinToInterrupt(durationBtn), changeDuration, RISING);

  // Print initial state
  printState();
}

void loop() {
  unsigned long currentMillis = millis();
  
  if (currentMillis - previousMillis >= delays[currentDelay]) {
    // Save the last time you toggled the LED
    previousMillis = currentMillis;

    // If the LED is off turn it on and vice-versa
    ledState = !ledState;
    
    // Set the LEDs to the current color
    digitalWrite(11, ledState && colors[currentColor][0]);
    digitalWrite(12, ledState && colors[currentColor][1]);
    digitalWrite(13, ledState && colors[currentColor][2]);
  }
  delay(10);
}

// Interrupt service routine for changing color
void changeColor() {
  unsigned long currentMillis = millis();
  if (currentMillis - lastColorPress >= debounceDelay) {
    currentColor = (currentColor + 1) % 8; // Cycle through colors including black
    lastColorPress = currentMillis;
    printState();
  }
}

// Interrupt service routine for changing duration
void changeDuration() {
  unsigned long currentMillis = millis();
  if (currentMillis - lastDurationPress >= debounceDelay) {
    currentDelay = (currentDelay + 1) % 5; // Cycle through delays
    lastDurationPress = currentMillis;
    printState();
  }
}

// Function to print the current state
void printState() {
  Serial.print("Current Color: ");
  Serial.println(colorNames[currentColor]);
  Serial.print("Current Delay: ");
  Serial.print(delays[currentDelay]);
  Serial.println(" ms");
}