/*
  Forum: Private Message 
  Wokwi: https://wokwi.com/projects/437465926259305473

  Originalsketch

*/

// Eingang Pins setzen
const int pushButton_green = 2;
const int pushButton_red = 3;

// Ausgang Pins setzen
const int ledPin_green = 7;
const int ledPin_red = 4;
const int ledPin_blue = 5;
const int ledPin_orange = 6;
const int nclaueftpin = 8;
const int ncstehtpin = 9;

// Init Variablen
int buttonState_green = LOW;
int buttonState_red = HIGH;


// Case Nummern setzen
enum {NC_Wartend, NC_Start, NC_Stopp, NC_Laeuft, NC_Beladen, NC_Entladen} NcStatus = NC_Wartend;


// Unterprogramme

void Warten() {

  buttonState_green = digitalRead(pushButton_green);
  buttonState_red = digitalRead(pushButton_red);

  if (buttonState_red == HIGH) {
    NcStatus = NC_Stopp;
  }

  if (buttonState_green == HIGH) {
    NcStatus = NC_Start;
  }

}


void NcStart() {

  int i = 0;
  digitalWrite(ledPin_red, LOW);
  digitalWrite(ledPin_green, HIGH);
  Serial.println("NC Start - Rot aus  - Grün an");

  while (i < 2000) {
    delay(1);
    buttonState_red = digitalRead(pushButton_red);
    if (buttonState_red == HIGH) {
      NcStatus = NC_Stopp;
      break;
    }
    i = i + 1;
  }

  NcStatus = NC_Beladen;

}


void NcStopp() {

  int i = 0;
  digitalWrite(ledPin_orange, LOW);
  digitalWrite(ledPin_blue, LOW);
  digitalWrite(ledPin_green, LOW);
  digitalWrite(nclaueftpin, LOW);
  digitalWrite(ledPin_red, HIGH);
  digitalWrite(ncstehtpin, HIGH);
  Serial.println("NC Stopp - orange aus, blau aus, grün aus, rot an");

  while (i < 100) {
    delay(1);
    buttonState_red = digitalRead(pushButton_red);

    if (buttonState_red == HIGH) {
      NcStatus = NC_Stopp;
      break;
    }
    i = i + 1;
  }

  NcStatus = NC_Wartend;

}


void NcBeladen() {

  int i = 0;
  digitalWrite(ledPin_blue, HIGH);
  Serial.println("NC Beladen - Blau an");

  while (i < 8000) {
    delay(1);
    buttonState_red = digitalRead(pushButton_red);

    if (buttonState_red == HIGH) {
      NcStatus = NC_Stopp;
      break;
    }
    i = i + 1;
  }

  NcStatus = NC_Laeuft;

}


void NcLaeuft() {

  int i = 0;
  digitalWrite(ledPin_blue, LOW);
  digitalWrite(nclaueftpin, HIGH);
  Serial.println("NC Läuft - blau aus, grün an,  NC pin Läuft an ");

  while (i < 15000) {
    delay(1);
    buttonState_red = digitalRead(pushButton_red);

    if (buttonState_red == HIGH) {
      NcStatus = NC_Stopp;
      break;
    }
    i = i + 1;
  }

  NcStatus = NC_Entladen;

}


void NcEntladen() {

  int i = 0;
  digitalWrite(nclaueftpin, LOW);
  digitalWrite(ledPin_orange, HIGH);
  Serial.println("NC Entladen - Orange an, nc läuft pin an ");

  while (i < 8000) {
    delay(1);
    buttonState_red = digitalRead(pushButton_red);

    if (buttonState_red == HIGH) {
      NcStatus = NC_Stopp;
      break;
    }
    i = i + 1;
  }

  NcStatus = NC_Stopp;

}


// Setup

void setup() {

  Serial.begin(9600);

  // Pin Modus zuweisung Inputs
  pinMode(pushButton_green, INPUT);
  pinMode(pushButton_red, INPUT);

  // Pin Modus zuweisung Outputs
  pinMode(ledPin_green, OUTPUT);
  pinMode(ledPin_red, OUTPUT);
  pinMode(ledPin_blue, OUTPUT);
  pinMode(ledPin_orange, OUTPUT);
  pinMode(nclaueftpin, OUTPUT);
  pinMode(ncstehtpin, OUTPUT);


  digitalWrite(ledPin_red, HIGH);

}


// Hauptprogramm

void loop()
{
  buttonState_red = digitalRead(pushButton_red);

  if (buttonState_red == HIGH) {
    NcStatus = NC_Stopp;
  }

  switch (NcStatus)
  {
    case NC_Wartend:
      Warten();
      break;

    case NC_Start:
      NcStart();
      break;

    case NC_Stopp:
      NcStopp();
      break;

    case NC_Laeuft:
      NcLaeuft();
      break;

    case NC_Beladen:
      NcBeladen();
      break;

    case NC_Entladen:
      NcEntladen();
      break;

  }
}