#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);  

int led1=1;            //Lampen
int led2=2;
int led3=3;
int led4=4;
int buzzer=7;          //Lautsprecher
int button=5;          //Schalter 
int buttonstate=0;      //Variabel, um Status des Schalters zu überprüfen
int c;                   //Variabel für Spiel KOPF ODER ZAHL

int a;   
int b;               //Variabeln für Zufallsgenerator

void setup(){ 
  lcd.init();                      
  lcd.backlight();
  randomSeed(analogRead(A1));      //Zufallsgenerator
  pinMode (led1,OUTPUT);           //PinMode für LED
  pinMode (led2,OUTPUT);
  pinMode (led3,OUTPUT);
  pinMode (led4,OUTPUT);
  pinMode (buzzer,OUTPUT);         //PinMode für Lautsprecher
  pinMode (button, INPUT);         //PinMode für Schalter 
}  
 

void loop(){                // --> Spieler drückt Schalter; Start des Spieles
  lcd.setCursor(1,0);               
  lcd.print("Willkommen bei");
  lcd.setCursor(2,1);
  lcd.print("LUCKY BANDIT!");

  tone (7,200); 
  delay (200);              // Anfangstöne
  tone (7,250); 
  delay (200);
  tone (7,300); 
  delay(200);
  noTone(7);
  delay(300);
  tone (7,300); 
  delay (300);
  tone (7,250); 
  delay (200);
  tone (7,200); 
  delay(200);
  noTone(7);
  delay (750);
  
  digitalWrite (led1, HIGH);           //Lampen gehen bei Beginn des Spieles an
  delay (300);
  digitalWrite (led2, HIGH);
  delay (300);
  digitalWrite (led3, HIGH);
  delay(300);
  digitalWrite (led4, HIGH);
  delay (1500);
  
  lcd.clear ();
  lcd.setCursor(3,0);
  lcd.print ("Gewinn bei");
  lcd.setCursor(3,1);
  lcd.print ("-->");
  lcd.setCursor(8,1);
  lcd.print ("6");
  delay (1500);
  
  
  digitalWrite (1, LOW);
  delay (300);
  digitalWrite (2, LOW);
  delay (300);
  digitalWrite (3, LOW);
  delay (300);
  digitalWrite (4, LOW);
  delay (300);

  lcd.clear();
  lcd.setCursor(0,0);                  
  lcd.print("Spiel beginnt");
  delay (300);
  lcd.setCursor(13,0);
  lcd.print(".");
  delay (300);
  lcd.setCursor(14,0);
  lcd.print(".");
  delay (300);
  lcd.setCursor(15,0);
  lcd.print(".");


  for (int l; l<3; l=l+1) {
  digitalWrite(1, HIGH);
  delay (250);
  digitalWrite (1, LOW);
  digitalWrite(2, HIGH);
  delay (250);
  digitalWrite (2, LOW);
  digitalWrite (3,HIGH);
  delay (250);
  digitalWrite (3, LOW);
  digitalWrite(4, HIGH);
  delay (250);
  digitalWrite (4, LOW);
  delay (250);
  digitalWrite (3, HIGH);
  delay (250);
  digitalWrite(3, LOW);
  delay (250);
  digitalWrite (2, HIGH);
  delay (250);
  digitalWrite (2,LOW);
  delay (250);
  digitalWrite (1, HIGH);
  delay (250);
  digitalWrite(1, LOW);
  delay (250);
  }
  
  
  lcd.clear ();
  lcd.setCursor(0,0);
  lcd.print("Und ");
  delay (300);
  lcd.setCursor(3,0);
  lcd.print(".");
  delay (300);
  lcd.setCursor(4,0);
  lcd.print(".");
  delay (300);
  lcd.setCursor(5,0);
  lcd.print(". ");

  for (int l; l<4; l=l+1) {
  digitalWrite(1, HIGH);
  delay(150);
  digitalWrite (1, LOW);
  digitalWrite(2, HIGH);
  delay(150);
  digitalWrite (2, LOW);
  digitalWrite (3,HIGH);
  delay (150);
  digitalWrite (3, LOW);
  digitalWrite(4, HIGH);
  delay (150);
  digitalWrite (4, LOW);
  delay (150);
  digitalWrite (3, HIGH);
  delay (150);
  digitalWrite(3, LOW);
  delay (150);
  digitalWrite (2, HIGH);
  delay (150);
  digitalWrite (2,LOW);
  delay (150);
  digitalWrite (1, HIGH);
  delay (150);
  digitalWrite(1, LOW);
  delay (150);
  }
  
  
  lcd.clear ();
  a=random(1,8);
  lcd.setCursor(3,0);
  lcd.print ("-->");
  lcd.setCursor(7,0);
  lcd.print(a);
  digitalWrite (1, HIGH);
  digitalWrite (2, HIGH);
  digitalWrite (3, HIGH);
  digitalWrite (4, HIGH);
  delay (150); 
  digitalWrite (1, LOW);
  digitalWrite (2, LOW);
  digitalWrite (3, LOW);
  digitalWrite (4, LOW);


  if (a==6) {                       //Bei Gewinn --> Anzeige "GEWINN!", Lichtshow und Gewinnmusik
  for (int g=0; g<3; g=g+1){ 
  lcd.setCursor(3,1);
  lcd.print ("GEWINN!");
  delay (500);

  tone (7,300); 
  delay (100);              
  tone (7,330); 
  delay (100);
  tone (7,350); 
  delay(100);
  tone (7,360); 
  delay (100);
  tone (7,370); 
  delay (300);
  noTone(7);

  digitalWrite (led1, HIGH);
  delay (100);
  digitalWrite (led1, LOW);
  digitalWrite (led2, HIGH);
  delay (100);
  digitalWrite (led2, LOW);
  digitalWrite (led3, HIGH);
  delay(100);
  digitalWrite (led3, LOW);
  digitalWrite (led4, HIGH);
  delay (100);
  digitalWrite (led4, LOW);
  }

  lcd.clear ();
  lcd.setCursor(3,0);
  lcd.print ("Sehr gut!");
  lcd.setCursor(2,1);
  lcd.print("Weiter so!");

  tone (7,300);               
  delay (300);              
  tone (7,320); 
  delay (30);
  tone (7,350);
  delay (300); 
  tone (7,360);
  delay (300); 
  noTone(7);
       
  for (int j=0; j<3; j=j+1){ 
  digitalWrite (led1, HIGH);
  delay (100);
  digitalWrite (led1, LOW);
  digitalWrite (led2, HIGH);
  delay (100);
  digitalWrite (led2, LOW);
  digitalWrite (led3, HIGH);
  delay(100);
  digitalWrite (led3, LOW);
  digitalWrite (led4, HIGH);
  delay (100);
  digitalWrite (led4, LOW);
  }
  delay (1500);
  lcd.clear ();
  }
  else {                               //Bei Nichtgewinn --> Anzeige "VERLOREN!", Lichtshow und Verlierermusik
  for (int v=0; v<2; v=v+1) {
  lcd.setCursor(3,1);
  lcd.print ("VERLOREN!");
  delay (500);

  tone (7,100); 
  delay (100);              
  tone (7,80); 
  delay (100);
  tone (7,70); 
  delay(100);
  tone (7,60); 
  delay(100);
  tone (7,50); 
  delay (100);
  tone (7,40); 
  noTone(7);

  digitalWrite (1, HIGH);
  digitalWrite (2, HIGH);
  digitalWrite (3, HIGH);
  digitalWrite (4, HIGH);
  delay (300);
  digitalWrite (1, LOW);
  digitalWrite (2, LOW);
  digitalWrite (3, LOW);
  digitalWrite (4, LOW);
  delay (300);
  }

  lcd.clear ();                         //--> Zweite Chance durch Spiel: KOPF ODER ZAHL
  lcd.setCursor(0,0);
  lcd.print("Zweite Chance?");
  delay (2000);
  lcd.clear ();    
  lcd.setCursor(3,0);
  lcd.print("Waehle");
  lcd.setCursor(0,1);
  lcd.print("KOPF oder ZAHL");
  delay (2000);
  lcd.clear ();  
  lcd.setCursor(0,0);
  lcd.print("Einmal druecken");
  lcd.setCursor(3,1);
  lcd.print("fuer Kopf");
  delay (2000);
  lcd.clear ();  
  lcd.print("Zweimal");
  lcd.setCursor(3,1);
  lcd.setCursor(2,0);
  lcd.print("fuer Zahl");
  lcd.clear ();  

  }

  lcd.clear ();
  lcd.setCursor(4,0);
  lcd.print("Schade!");
  lcd.setCursor(1,1);
  lcd.print("Nicht aufgeben!");

  tone (7,300);               
  delay (300);              
  tone (7,320); 
  delay (30);
  tone (7,350);
  delay (300); 
  tone (7,360);
  delay (300); 
  noTone(7);

  digitalWrite (led1, HIGH);
  delay (300);
  digitalWrite (led2, HIGH);
  delay (300);
  digitalWrite (led3, HIGH);
  delay(300);
  digitalWrite (led4, HIGH);
  delay (300);
  digitalWrite (1, LOW);
  delay (300);
  digitalWrite (2, LOW);
  delay (300);
  digitalWrite (3, LOW);
  delay (300);
  digitalWrite (4, LOW);
  delay (300);
  delay (3000);   
  lcd.clear ();
  }