/*
  Blink
  Turns on an LED on for one second, then off for one second, repeatedly.
 
  This example code is in the public domain.
 */
#include <Servo.h>

int ledPins[] = { 2, 3, 4, 5, 6, 7, 8, 9 };
int buttonPin = 10;
int servoPin = 11;

int mode = 0;
int ledCount = 0;

int previousButton = LOW;

Servo theServo;

void setup() { 
  //Serial.begin( 9600 );
  
  for( int i = 0; i < 8; ++i ) {
    pinMode( ledPins[i], OUTPUT );   
  }  

  pinMode( buttonPin, INPUT );
  
  theServo.attach( 11 );
}

void loop() {
  checkButton();
  lightLeds();
  moveServo();
  delay( 50 );
}

void checkButton( ) {
  int button = digitalRead( buttonPin );
  
  if( button == LOW && previousButton == HIGH ) {
    buttonClicked();
  }

  previousButton = button;  
}

void buttonClicked() {
  ledCount = ledCount + 1;
  if( ledCount > 8 ) {
   ledCount = 0;
  } 
}

void lightLeds() {
  for( int i = 0; i < ledCount; ++i ) {
    digitalWrite( ledPins[i], HIGH );
  } 
  
  for( int i = ledCount; i < 8; ++i ) {
    digitalWrite( ledPins[i], LOW );
  }
}

void moveServo() {
 int degrees = map( ledCount, 0, 8, 7, 160 );
  //Serial.println( "Led count: " );

/* Serial.print( "Led count: " );
 Serial.print( ledCount );
 Serial.print( " => Degrees: " );
 Serial.print( degrees );
 Serial.println( );
 */
 theServo.write( degrees );
 delay( 15 ); 
}