#include <Arduino.h>
#define colorBtn 6
#define durationBtn 7
#define r_ledpin 11
#define g_ledpin 10
#define b_ledpin 9

bool colors[][3] = {
  {1,1,1}, {1,0,0}, {0,1,0}, {0,0,1},  // wrgb
  {0,1,1}, {1,1,0}, {1,0,1}, {0,0,0} // cymk
};
const char* colorNames[] = {
  "white", "red", "green", "blue",
  "cyan", "yellow", "magenta", "black" // black is just off so do not need to toggle to black
};

int delays[] = {
  1000, 800, 600, 400, 200
};

int colorIndex = 0;
int durationIndex = 0;
unsigned long previousMillis = 0;
unsigned long lastColorDebounceTime = 0;
unsigned long lastDurationDebounceTime = 0;
unsigned long debounceDelay = 50;
bool lastColorBtnState = HIGH;
bool lastDurationBtnState = HIGH;

void setup() {
Serial.begin(9600);
pinMode(r_ledpin, OUTPUT);
pinMode(g_ledpin, OUTPUT);
pinMode(b_ledpin, OUTPUT);
pinMode(colorBtn, INPUT_PULLUP);
pinMode(durationBtn, INPUT_PULLUP);
Serial.println("Setup complete");
Serial.println("Color: white");
Serial.println("Duration: 1000 ms");  
}

void loop() {
unsigned long currentMillis = millis();
bool colorBtnState = digitalRead(colorBtn);
if (colorBtnState != lastColorBtnState) {
  lastColorDebounceTime = currentMillis;
}
if ((currentMillis - lastColorDebounceTime) > debounceDelay) {
  if (colorBtnState == LOW && lastColorBtnState == HIGH) {
    colorIndex = (colorIndex + 1) % 7;
  Serial.print("Color: ");
  Serial.println(colorNames[colorIndex]);
  resetLED();
  }
}
lastColorBtnState = colorBtnState;
bool durationBtnState = digitalRead(durationBtn);
if (durationBtnState != lastDurationBtnState) {
  lastDurationDebounceTime = currentMillis;
}
  if ((currentMillis - lastDurationDebounceTime) > debounceDelay) {
  if (durationBtnState == LOW && lastDurationBtnState == HIGH) {
  durationIndex = (durationIndex + 1) % 5;
  Serial.print("Duration: ");
  Serial.print(delays[durationIndex]);
  Serial.println(" ms");
  resetLED();
  }
}
lastDurationBtnState = durationBtnState;
if (currentMillis - previousMillis >= delays[durationIndex]) {
  previousMillis = currentMillis;
  toggleLED();
}
}
void toggleLED() {
  static bool ledOn = false;
  if (ledOn) {
    analogWrite(r_ledpin, 0);
    analogWrite(g_ledpin, 0);
    analogWrite(b_ledpin, 0);
  } else {
    analogWrite(r_ledpin, colors[colorIndex][0] * 255);
    analogWrite(g_ledpin, colors[colorIndex][1] * 255);
    analogWrite(b_ledpin, colors[colorIndex][2] * 255);
  }
  ledOn = !ledOn;
}
void resetLED() {
  analogWrite(r_ledpin, 0);
  analogWrite(g_ledpin, 0);
  analogWrite(b_ledpin, 0);
  previousMillis = millis();
}