/*
  Showing number 0-9 on a Common Anode 7-segment LED display
  Displays the numbers 0-9 on the display, with one second inbetween.
    A
   ---
F |   | B
  | G |
   ---
E |   | C
  |   |
   ---
    D
  This example code is in the public domain.
 */
//invert HIGH LOW on off for Arduino HW
#include "DHT.h" //DHT Bibliothek laden
#define DHTTYPE DHT22 // Arduino HW DHT11
int DHTPIN = 13;
// Es handelt sich in WOKWI um den DHT22 Sensor (nur 3 PINs benutzen). Mit Arduino Kit benutzen wir DHT11
DHT DhtSensor (DHTPIN, DHTTYPE); //Der Sensor wird ab jetzt DhtSensor genannt
//DHT11 HW: Mit Blick auf die Vorderseite des DHT11 wird der linke Kontakt mit Pin 13,
// der mittlere mit 5V und der rechte mit GND am Mikrocontroller verbunden.

#define HIGH 0
#define LOW 1
int on = 1, off = 0;
// Pin 2-8 is connected  to the 7 segments of the display.
int TimeDisplay = 300;
int pinA = 2;//red
int pinB = 3;//grey
int pinC  = 4;//brown
int pinD = 5;//purple
int pinE = 6;//pink
int pinF = 7;//yellow
int pinG = 8;// brown
int  D1 = 9; //blue
int D2 = 10; // green
int D3 = 11;//orange
int D4 = 12;//black
// the setup routine  runs once when you press reset:
void setup() {                
  // initialize  the digital pins as outputs.
  pinMode(pinA, OUTPUT);     
  pinMode(pinB,  OUTPUT);     
  pinMode(pinC, OUTPUT);     
  pinMode(pinD, OUTPUT);     
  pinMode(pinE, OUTPUT);     
  pinMode(pinF, OUTPUT);     
  pinMode(pinG,  OUTPUT);   
  pinMode(D1, OUTPUT);  
  pinMode(D2, OUTPUT);  
  pinMode(D3,  OUTPUT);  
  pinMode(D4, OUTPUT);  
  Serial.begin(9600); //Serielle Verbindung starten
  DhtSensor.begin(); //DHT Sensor starten
}

void loop() {
int Temperatur = DhtSensor.readTemperature();
Serial.print("Temperatur: ");
Serial.print(Temperatur);
Serial.println("° Celsius");


digitalWrite(D1, on);
digitalWrite(D2, off);
digitalWrite(D3, off);
digitalWrite(D4, off);
choice(Temperatur/100);
//choice (random (0, 10));
delay(TimeDisplay); 

digitalWrite(D1, off);
digitalWrite(D2, on); 
digitalWrite(D3, off);
digitalWrite(D4, off);
choice((Temperatur%100)/10);
//choice (random (0, 10));
delay(TimeDisplay); 

digitalWrite(D1, off);
digitalWrite(D2, off);
digitalWrite(D3, on); 
digitalWrite(D4, off);
choice(Temperatur%10);
//choice (random (0, 10));
delay(TimeDisplay); 

digitalWrite(D1, off);
digitalWrite(D2, off);
digitalWrite(D3, off);
digitalWrite(D4, on);
choice(10);
//choice (random (0, 10));
delay(TimeDisplay); 
}

void zero () {
 digitalWrite(pinA, HIGH); 
 digitalWrite(pinB, HIGH);
 digitalWrite(pinC, HIGH);
 digitalWrite(pinD, HIGH);
 digitalWrite(pinE, HIGH);
 digitalWrite(pinF, HIGH);
 digitalWrite(pinG, LOW);
} 

void one (){
 digitalWrite(pinA, LOW);
 digitalWrite(pinB, HIGH); 
 digitalWrite(pinC, HIGH);
 digitalWrite(pinD, LOW);
 digitalWrite(pinE, LOW);
 digitalWrite(pinF, LOW);
 digitalWrite(pinG, LOW);
}

void two () {
 digitalWrite(pinA, HIGH);
 digitalWrite(pinB, HIGH);
 digitalWrite(pinC, LOW);
 digitalWrite(pinD, HIGH);
 digitalWrite(pinE, HIGH);
 digitalWrite(pinF, LOW);
 digitalWrite(pinG, HIGH);
}

void three () {
 digitalWrite(pinA, HIGH); 
 digitalWrite(pinB, HIGH);
 digitalWrite(pinC, HIGH);
 digitalWrite(pinD, HIGH);
 digitalWrite(pinE, LOW);
 digitalWrite(pinF, LOW);
 digitalWrite(pinG, HIGH);
}

void four (){
digitalWrite(pinA, LOW);
digitalWrite(pinB, HIGH);
digitalWrite(pinC, HIGH);
digitalWrite(pinD, LOW);
digitalWrite(pinE, LOW);
digitalWrite(pinF, HIGH);
digitalWrite(pinG, HIGH);
}

void five (){
digitalWrite(pinA, HIGH);
digitalWrite(pinB, LOW);
digitalWrite(pinC, HIGH);
digitalWrite(pinD, HIGH);
digitalWrite(pinE, LOW);
digitalWrite(pinF, HIGH);
digitalWrite(pinG, HIGH);
}

void six (){
digitalWrite(pinA, HIGH);
digitalWrite(pinB, LOW);
digitalWrite(pinC, HIGH);
digitalWrite(pinD, HIGH);
digitalWrite(pinE, HIGH);
digitalWrite(pinF, HIGH);
digitalWrite(pinG, HIGH);
}

void seven (){
digitalWrite(pinA, HIGH);
digitalWrite(pinB, HIGH);
digitalWrite(pinC, HIGH);
digitalWrite(pinD, LOW);
digitalWrite(pinE, LOW);
digitalWrite(pinF, LOW);
digitalWrite(pinG, LOW);
}

void eight (){
digitalWrite(pinA, HIGH);
digitalWrite(pinB, HIGH);
digitalWrite(pinC, HIGH);
digitalWrite(pinD, HIGH);
digitalWrite(pinE, HIGH);
digitalWrite(pinF, HIGH);
digitalWrite(pinG, HIGH);
}

void nine (){
digitalWrite(pinA, HIGH);
digitalWrite(pinB, HIGH);
digitalWrite(pinC, HIGH);
digitalWrite(pinD, HIGH);
digitalWrite(pinE, LOW);
digitalWrite(pinF, HIGH);
digitalWrite(pinG, HIGH);
}
void ten (){
digitalWrite(pinA, HIGH);
digitalWrite(pinB, LOW);
digitalWrite(pinC, LOW);
digitalWrite(pinD, HIGH);
digitalWrite(pinE, HIGH);
digitalWrite(pinF, HIGH);
digitalWrite(pinG, LOW);
}

void choice (int Zahl){
switch (Zahl) {
  case 0:
    zero();
    break;
  case 1:
    one();
    break;
  case 2:
    two();
    break;
  case 3:
    three();
    break;
  case 4:
    four();
    break;
  case 5:
    five();
    break;
  case 6:
    six();
    break;
  case 7:
    seven();
    break;
   case 8:
    eight();
    break;
   case 9:
    nine();
    break;
    case 10:
    ten();
    break;
  }
}