#include <EasyNeoPixels.h>

int buttonPin = 8;
int buttonState, buttonStateOld;
int counter;
int pressCounter;

void setup() {
  // put your setup code here, to run once:
  setupEasyNeoPixels(2,16);
  pinMode(buttonPin,INPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  buttonCounter();
  int mode = counter%7;
  colorByButton(mode);
}

void buttonCounter(){
  buttonState = digitalRead(buttonPin);
  if (buttonState == HIGH && buttonStateOld == LOW) {
    counter++;
    delay(100);
    Serial.println(counter);
  }
  else{
    delay(50);
  }
  buttonStateOld = buttonState;
}

void ledring(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,255,0,0);
    delay(50);
  }
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,122,0,122);
    delay(50);
  }
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,0,0,255);
    delay(50);
  }
}

void colorByButton(int color){
  switch (color){
    case 0:
    goRed();
    break;
    case 1:
    goGreen();
    break;
    case 2:
    goBlue();
    break;
    case 3:
    goPurple();
    break;
    case 4:
    goYellow();
    break;
    case 5:
    goCyan();
    break;
    case 6:
    goWhite();
    break;
  }
}


void goRed(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,255,0,0);
    delay(50);
  }
}
void goGreen(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,0,255,0);
    delay(50);
  }
}
void goBlue(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,0,0,255);
    delay(50);
  }
}
void goPurple(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,255,0,255);
    delay(50);
  }
}
void goYellow(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,255,255,0);
    delay(50);
  }
}
void goCyan(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,0,255,255);
    delay(50);
  }
}
void goWhite(){
  for (int i=0; i<=16; i=i+1){
    writeEasyNeoPixel(i,255,255,255);
    delay(50);
  }
}