/*
 * HIER LCD
 */

long pressed;
int runde;

int runde1_erg;
int runde2_erg;
int runde3_erg;
int runde4_erg;
int runde5_erg;
int runde6_erg;

void setup() {
  // lcd.begin(16, 2);
  pinMode(4, OUTPUT);
  pinMode(2, INPUT_PULLUP);
  start();
}

void start(){
  /* lcd.setCursor(0, 0);
   * lcd.print("Druecken zum");
   * lcd.setCursor(0, 1);
   * lcd.print("Starten!");
   */
  while(digitalRead(2) == 1){
    delay(100);
  }
  /* lcd.clear();
   * lcd.setCursor(0, 0);
   * lcd.print("Wird gestarted...");
   * delay(1000);
   */
}

void loop() {
  while(digitalRead(2) == 0){
    delay(100);
  }
  delay(random(3500, 7500));
  define();
  if(runde == 1 || runde == 3 || runde == 5){
    digitalWrite(4, HIGH);
  }else if(runde == 2 || runde == 4 || runde == 6){
    tone(12, 500);
  }else{
    start();
  }
  while(digitalRead(2) == 1){ }
  if(runde == 1 || runde == 3 || runde == 5){
    digitalWrite(4, LOW);
  }else if(runde == 2 || runde == 4 || runde == 6){
    noTone(12);
  }else{
    start();
  }
   /* lcd.clear();
    * lcd.setCursor(0, 0);
    * lcd.print("Zeit: "); lcd.print(millis() - pressed);
    * pressed = 0;
    * delay(2000);
    */
  if(runde == 6){
    runde = 0;
    pressed = 0;
   /* lcd.setCursor(0, 0);
    * lcd.print("Test ist beendet!");
    * delay(1000);
    * lcd.clear();
    * lcd.setCursor(0, 0);
    * lcd.print("Durschschnitt:");
    * lcd.setCursor(0, 1);
    * lcd.print(durchL()); lcd.print(" - "); lcd.print(durchT());
    * delay(5000);
    * Lcd.clear();
    * delay(1000);
    * resErg();
    * start();
    */
  }
}

void resErg(){
  runde1_erg = 0; runde3_erg = 0; runde5_erg = 0;
  runde2_erg = 0; runde4_erg = 0; runde6_erg = 0;
}

int durchL(){
  return ((runde1_erg + runde3_erg + runde5_erg) / 3);
}

int durchT(){
  return ((runde2_erg + runde4_erg + runde6_erg) / 3);
}

void define(){
  pressed = millis();
  runde = runde + 1;
}