//Code


//Variables
int red = 8;
int orange =9;
int yellow = 10;
int green = 11;
int blue = 12;


int push = 2;
int buzz = 7;


int redRGB = 6;
int blueRGB = 5;
int greenRGB = 3;


int colNumber = 0;


int ledNumber =0;


int score =0;
 
//RGB code
void rgbColour() {
  String colour[5] = {"red", "orange", "yellow", "green", "blue"};
  
  colNumber = random(0,5);
  
  Serial.println("try to catch the colour "+colour[colNumber]);
  
  if(colNumber == 0){ //this is the colour red
    setColour(255,0,0);//sets RGB
  }
  else if ( colNumber ==1){// orange
    setColour(255,170,0);
  }
  else if ( colNumber ==2){//yellow
    setColour(255,255,0);
  }
  else if ( colNumber ==3){//green
    setColour(0,255,0);
  }
  else if ( colNumber ==4){//blue
    setColour(0,0,255);
  }
  
}


//Check button
void checkButton(){
  if (digitalRead(push)==1){
      if(colNumber == ledNumber){
      score = score+1;
      Serial.println("great job! your score is");
        Serial.println(score);
        rgbColour();
      }
      else{
        digitalWrite(buzz, HIGH);
        delay(100);
        digitalWrite(buzz, LOW);
        score = score -1;
        Serial.println("your score is");
        Serial.println(score);
        rgbColour();
      }
  }
}


//Setcolour
void setColour(int r, int g, int b){
  //r = 255 -r;
  //g = 255 -g;
  //b = 255 -b;
  analogWrite(redRGB,r);
  analogWrite(greenRGB, g);
  analogWrite(blueRGB, b);
}


//Flash colour setup
void flashColours(int t){
  
  digitalWrite(red, HIGH);
  ledNumber=0;
  delay(t);
  checkButton();
  digitalWrite(red, LOW);
  
  digitalWrite(orange, HIGH);
  ledNumber=1;
  delay(t);
  checkButton();
  digitalWrite(orange, LOW);
  
  digitalWrite(yellow, HIGH);
  ledNumber=2;
  delay(t);
  checkButton();
  digitalWrite(yellow, LOW);
  
  digitalWrite(green, HIGH);
  ledNumber=3; 
  delay(t);
  checkButton();
  digitalWrite(green, LOW);
  
  digitalWrite(blue, HIGH);
  ledNumber=4; 
  delay(t);
  checkButton();
  digitalWrite(blue, LOW);
}


//Setup


void setup()
{
  Serial.begin(9600);
  
  pinMode(red, OUTPUT);
  pinMode(orange, OUTPUT);
  pinMode(yellow,OUTPUT);
  pinMode(green,OUTPUT);
  pinMode(blue,OUTPUT);
  pinMode(buzz,OUTPUT);
  pinMode(push,INPUT);
  pinMode(redRGB, OUTPUT);
  pinMode(greenRGB,OUTPUT);
  pinMode(blueRGB,OUTPUT);
  
  rgbColour();
}




void loop()
{
  flashColours(700);//each LED stays on for 
}