/// initialize sensor pins
const int capacitor_input_0 = 0;
const int capacitor_input_1 = 1;
const int capacitor_input_2 = 2;
const int capacitor_input_3 = 3;
const int capacitor_input_4 = 4;
String colors = "rby";
String random_color;
String selected_color;

///initialize LED pins
int REDPin = 21;    // RED pin of the LED to PWM pin 4
int GREENPin = 23;  // GREEN pin of the LED to PWM pin 5
int BLUEPin = 22;   // BLUE pin of the LED to PWM pin 6
int brightness = 0; // LED brightness
int increment = 15;  // brightness increment
int on = 0; // resets
int win = 0; // keeps track og wins

void setup() {
  Serial.begin(9600);
  // put your setup code here, to run once:
  pinMode(capacitor_input_0, INPUT);
  pinMode(capacitor_input_1, INPUT);
  pinMode(capacitor_input_2, INPUT);
  pinMode(capacitor_input_3, INPUT);
  pinMode(capacitor_input_4, INPUT);
//  
//  pinMode(REDPin, OUTPUT);
//  pinMode(GREENPin, OUTPUT);
//  pinMode(BLUEPin, OUTPUT);

}

// Debugging Basic Code
void loop() {
  // initializes the values for the pins
  random_color = colors[random(0,3)];
  Serial.print("Please touch ");
  if (random_color =="r"){
    Serial.println("red:");
    analogWrite(REDPin, 0);
    analogWrite(GREENPin, 255);
    analogWrite(BLUEPin, 255);
    while(on < 255){
      on = on + increment;
      analogWrite(REDPin, on);
      delay(30);
    }
    while(on > 0){
      on = on - increment;
      analogWrite(REDPin, on);
      delay(30);
    }
     while(on < 255){
      on = on + increment;
      analogWrite(REDPin, on);
      delay(30);
    }
    while(on > 0){
      on = on - increment;
      analogWrite(REDPin, on);
      delay(30);
    }
    
  } else if (random_color =="b"){
    Serial.println("blue:");
    analogWrite(REDPin, 255);
    analogWrite(GREENPin, 255);
    analogWrite(BLUEPin, 0);
    while(on < 255){
      on = on + increment;
      analogWrite(BLUEPin, on);
      delay(30);
    }
    while(on > 0){
      on = on - increment;
      analogWrite(BLUEPin, on);
      delay(30);
    }
    while(on < 255){
      on = on + increment;
      analogWrite(BLUEPin, on);
      delay(30);
    }
    while(on > 0){
      on = on - increment;
      analogWrite(BLUEPin, on);
      delay(30);
    }
    
  } else{
    Serial.println("yellow:");
    analogWrite(REDPin, 0);
    analogWrite(GREENPin, 0);
    analogWrite(BLUEPin, 255);
    while(on < 255){
      on = on + increment;
      analogWrite(REDPin, on);
      analogWrite(GREENPin, on);
      delay(30);
    }
    while(on > 0){
      on = on - increment;
      analogWrite(REDPin, on);
      analogWrite(GREENPin, on);
      delay(30);
    }
     while(on < 255){
      on = on + increment;
      analogWrite(REDPin, on);
      analogWrite(GREENPin, on);
      delay(30);
    }
    while(on > 0){
      on = on - increment;
      analogWrite(REDPin, on);
      analogWrite(GREENPin, on);
      delay(30);
    }
    
  }
  
  int mount_0 = digitalRead(capacitor_input_0);
  int mount_1 = digitalRead(capacitor_input_1);
  int mount_2 = digitalRead(capacitor_input_2);
  int mount_3 = digitalRead(capacitor_input_3);
  int mount_4 = digitalRead(capacitor_input_4);
  delay(500);

  while(mount_0 == 1 and mount_1 == 1 and mount_2 == 1 and mount_3 == 1 and mount_4 == 1){
    //goes through until something is touched
    mount_0 = digitalRead(capacitor_input_0);
    mount_1 = digitalRead(capacitor_input_1);
    mount_2 = digitalRead(capacitor_input_2);
    mount_3 = digitalRead(capacitor_input_3);
    mount_4 = digitalRead(capacitor_input_4);
    
    if (mount_0 == 0 or mount_3 == 0){
      selected_color = "b";
      Serial.print("You touched blue: ");
    } else if (mount_1 == 0){
      selected_color = "r";
      Serial.print("You touched red: ");
    } else if (mount_2 == 0 or mount_4 ==0){
      selected_color = "y";
      Serial.print("You touched yellow: ");
    }
  }

  //verify touch
  if (random_color == selected_color){
    win = win +1;
    Serial.println("Correct");
    Serial.print("Score: ");
    Serial.println(win);
    
    if (win == 5){
      Serial.println("Congrats!");
      Serial.println("******************************");
      analogWrite(REDPin, 0);
      analogWrite(GREENPin, 255);
      analogWrite(BLUEPin, 255);
      delay(1000);
      analogWrite(REDPin, 255);
      analogWrite(GREENPin, 0);
      analogWrite(BLUEPin, 255);
      delay(1000);
      analogWrite(REDPin, 255);
      analogWrite(GREENPin, 255);
      analogWrite(BLUEPin, 0);
      delay(1000);

      analogWrite(REDPin, 0);
      analogWrite(GREENPin, 255);
      analogWrite(BLUEPin, 255);
      delay(1000);
      analogWrite(REDPin, 255);
      analogWrite(GREENPin, 0);
      analogWrite(BLUEPin, 255);
      delay(1000);
      analogWrite(REDPin, 255);
      analogWrite(GREENPin, 255);
      analogWrite(BLUEPin, 0);
      delay(1000);

      analogWrite(REDPin, 255);
      analogWrite(GREENPin, 255);
      analogWrite(BLUEPin, 255);
      win = 0;
      delay(5000);
    }
    
  } else{
    Serial.println("You fail...");
    analogWrite(REDPin, 255);
    analogWrite(GREENPin, 255);
    analogWrite(BLUEPin, 255);
    win = 0;
    Serial.print("Score: ");
    Serial.println(win);
    Serial.println("******************************");
    delay(5000);

  }
  delay(1000);
}