//SERVO
#include <Servo.h>
Servo myservo;
int val;

//RGB
const int RED = (6);
const int GREEN = (5);
const int BLUE = (3);
const int BUTTON = (2);

//BUZZER
int buzzPin = 9;
float buzzDelay;
int potPin = A0;
int potVal;
int buttonPin = 8;


int mode = 0;

void setup()
{
  Serial.begin(9600);



  //RGB
  pinMode(RED, OUTPUT);
  pinMode(GREEN, OUTPUT);
  pinMode(BLUE, OUTPUT);
  pinMode(BUTTON, INPUT_PULLUP);

  //BUZZER
  pinMode(buzzPin,  OUTPUT);
  pinMode(potPin, INPUT);
  pinMode(buttonPin, INPUT_PULLUP);

  //SERVO
  pinMode(A1, INPUT);
  myservo.attach(10);
}

void loop()
{

  if(digitalRead(buttonPin) == LOW)
  {
    potVal = analogRead(potPin);
    buzzDelay = (9940./1023.) * potVal + 60;

    digitalWrite(buzzPin, HIGH);
    delayMicroseconds(buzzDelay);
    digitalWrite(buzzPin, LOW);
    delayMicroseconds(buzzDelay);
  }

  if(!digitalRead(BUTTON))
  {
    mode = mode + 1;
    delay(400);
  }

  if(mode == 0) //White
  {
    analogWrite(RED, 255);
    analogWrite(GREEN, 255);
    analogWrite(BLUE, 255);
  }

  else if(mode == 1) //RED
  {
    analogWrite(RED, 255);
    analogWrite(GREEN, 0);
    analogWrite(BLUE, 0);
  }

  else if(mode == 2) //GREEN
  {
    analogWrite(RED, 0);
    analogWrite(GREEN, 255);
    analogWrite(BLUE, 0);
  }

  else if(mode == 3) //BLUE
  {
    analogWrite(RED, 0);
    analogWrite(GREEN, 0);
    analogWrite(BLUE, 255);
  }

  else if(mode == 4) //PURPLE
  {
    analogWrite(RED, 255);
    analogWrite(GREEN, 0);
    analogWrite(BLUE, 255);
  }
  
  //SERVO
  val = analogRead(1);
  val = map(val, 0, 1023, 0, 180);
  myservo.write(val);
  delay(15);

  Serial.println(mode);
  //Serial.println(potVal);

}