#include <AccelStepper.h>

#define ledPin 19

#define limitSwitch 14
#define switchUp 12
#define switchDown 13

struct buttonTime
{
  unsigned int pin;
  unsigned long startTime;
  bool state;
};

buttonTime tasterHoch = {switchUp, 0, false};
buttonTime tasterRunter = {switchDown, 0, false};


//buttonTime tasterRunter = {switchDown, 0, false};


unsigned long switchedTime(buttonTime *pushButton) 
{
  Serial.print(pushButton->pin);
  Serial.print(" State:");
  Serial.println(pushButton->state);

  if((pushButton->state == false) && (digitalRead(pushButton->pin) == false))
  {
    pushButton->state = true;
    Serial.print(pushButton->pin);
    Serial.println(" :state true");
    pushButton->startTime = millis();
  }else if((pushButton->state == true) && (digitalRead(pushButton->pin) == true))
  {
    Serial.print(pushButton->pin);
    Serial.println(" :Taster losgelassen, startTime = 0");
    pushButton->state = false;
    pushButton->startTime = 0;
  }

  if(pushButton->state == true){
    Serial.print("state Zeit: ");
    Serial.println(millis()-pushButton->startTime);
    return (millis()-pushButton->startTime);   // Wenn Taster gedrückt, Zeit in milliSekunden zurück geben
  }else{
    Serial.print(pushButton->pin);
    Serial.println(" :switchedTime return 0!");
    return 0;
  }
}

//unsigned long switchedTime(buttonTime);

void setup() 
{
  Serial.begin(9600);
  Serial.println("Setup Ende");

  pinMode(ledPin, OUTPUT);
  pinMode(limitSwitch, INPUT);  //pullUp Widerstand
  pinMode(switchUp, INPUT);     //pullUp Widerstand
  pinMode(switchDown, INPUT);   //pullUp Widerstand
  Serial.println("loop() start");

  /*
  tasterHoch.pin = switchUp;
  tasterHoch.startTime = 0;
  tasterHoch.state = false;

  tasterRunter.pin = switchDown;
  tasterRunter.startTime = 0;
  tasterRunter.state = false;
  */

}

void loop(){

  if(switchedTime(&tasterHoch) > 3000){
    digitalWrite(ledPin, HIGH);
    //Serial.print(switchedTime(switchUp));
    //Serial.print("Tast-Zeit: ");
    
  }

  if(switchedTime(&tasterRunter) > 3000){
    digitalWrite(ledPin, LOW);
    //Serial.print(switchedTime(switchDown));
    //Serial.print("Tast-Zeit: ");
  
  }

  delay(5000);
}