#include <Servo.h> //Initialize Libaries
Servo myservo; //Initalize Servo object


//Adds corresponding variables per each pin for RGB LEDS
const int PIN_RED1 = 9;
const int PIN_GREEN1 = 10;
const int PIN_BLUE1 = 11;

const int PIN_RED2 = 7;
const int PIN_GREEN2 = 6;
const int PIN_BLUE2 = 8;

const int PIN_RED3 = 3;
const int PIN_GREEN3 = 2;
const int PIN_BLUE3 = 4;

int red;
int green;
int blue;

// Serial Moniter Initalization
String inputString ="";
boolean stringComplete = false;






// Adds new varibale to setcolor function to allow for precise choice of LED
void setColor(int ledNum, int R, int G, int B) {
  switch(ledNum) {
    case 1: // LED 1
 		analogWrite(PIN_RED1, R);
		analogWrite(PIN_GREEN1, G);
 		analogWrite(PIN_BLUE1, B);
    break;
  	case 2: // LED 2
 		analogWrite(PIN_RED2, R);
 		analogWrite(PIN_GREEN2, G);
 		analogWrite(PIN_BLUE2, B);
    break;
  	case 3: // LED 3
 		analogWrite(PIN_RED3, R);
 		analogWrite(PIN_GREEN3, G);
 		analogWrite(PIN_BLUE3, B);
    break;
  }
}

void setup()
{
  

  Serial.begin(9600); //Serial Moniter Setup
  pinMode(12, OUTPUT); //Sets built in pin for LED
  inputString.reserve(200);
  //Attaches pins to each component
  myservo.write(0);
  myservo.attach(5);
  pinMode(PIN_RED1, OUTPUT);
  pinMode(PIN_GREEN1, OUTPUT);
  pinMode(PIN_BLUE1, OUTPUT);
  
  pinMode(PIN_RED2, OUTPUT);
  pinMode(PIN_GREEN2, OUTPUT);
  pinMode(PIN_BLUE2, OUTPUT);
  
  pinMode(PIN_RED3, OUTPUT);
  pinMode(PIN_GREEN3, OUTPUT);
  pinMode(PIN_BLUE3, OUTPUT);
}

void loop()
{ 
  setColor(1, 0, 0, 0);
  setColor(2, 0, 0, 0);
  setColor(3, 0, 0, 0);
  // Serial moniter reading
  if (Serial.available()) {
    char inChar = (char)Serial.read();
    if (inChar != '\n') {
      inputString += inChar;
    } else {
      stringComplete = true; 
    }
  }
  if (stringComplete) {
   inputString.trim(); 
  }
  // Input activates a three phase variation  
  if (inputString.equals("b")) {
  setColor(1, 255, 0, 0);
  delay(500);
  setColor(2, 0, 255, 0);
  delay(500);
  setColor(3, 0, 0, 255);
  delay(500);
  bool led1On = true;
  bool led2On = true;
  bool led3On = true;
  
  if (led3On && led2On && led1On) { 
  myservo.write(180);
  led1On = false;
  led2On = false;
  led3On = false;
  delay(2000);
  myservo.write(0);
  }
   delay(500);
  setColor(1, 0, 0, 0);
  delay(500);
  setColor(2, 0, 0, 0);
  delay(500);
  setColor(3, 0, 0, 0);
  delay(500);
  //Input activates single phase variation
  } else if (inputString.equals("a")) {
    setColor(1, 255, 0, 0);
    bool led1On = true;
    if (led1On) {
     delay(500);
     digitalWrite(12, HIGH);
     delay(5000);
     digitalWrite(12, LOW);
     delay(100);
     setColor(1, 0, 0, 0);
     led1On = false;
    }
    //clears serial moniter for next line
  } else {
    Serial.println(inputString);
  }
  inputString = "";
  stringComplete = false;
}