//SD-Karte
#include <SPI.h> //Wichtig für das Speichern von Daten auf die SD-Karte
#include <SD.h>

File dataFileTXT;

//Echtzeituhr
#include <RV8523.h>
RV8523 rtc;

uint8_t sec, min, hour, day, month;
uint16_t year;

//Feinstaub-Sensor
#include <SDS011-select-serial.h>

//CO2-Sensor
#include <MHZ19_uart.h>

const int rx_pin = 4;  //Serial rx pin no
const int tx_pin = 5; //Serial tx pin no

MHZ19_uart mhz19;

/*----------------------------------------------------------
    MH-Z19 CO2 sensor  setup
  ----------------------------------------------------------*/
void setup() {

  rtc.set(30, 15, 14, 16, 7, 2018); // (sec,min,hour,day,month,year) hour:min:sec day.month.year
  rtc.start();

  Serial.begin(9600);

//SD-Karte
  SD.begin(4);


  dataFileTXT = SD.open("TXT.txt", FILE_WRITE);
  dataFileTXT.println("dasdadasdsa");
  dataFileTXT.close();

  mhz19.begin(rx_pin, tx_pin);
  mhz19.setAutoCalibration(false);
// while( mhz19.isWarming() ) {
//   Serial.print("MH-Z19 now warming up...  status:");Serial.println(mhz19.getStatus());
//   delay(1000);
//  }
// Code wurde aufgrund Fehler erstmal ausgeklammert





}

/*----------------------------------------------------------
    MH-Z19 CO2 sensor  loop
  ----------------------------------------------------------*/
void loop() {

  float pm10, pm25;

  //error = my_sds.read(&pm25,&pm10);

  //if (! error) {
    //Serial.println("PM2.5: "+String(pm25));
    //Serial.println("PM10: "+String(pm10));
    //}

  int co2ppm = mhz19.getPPM();
  int temp = mhz19.getTemperature();

  Serial.print("co2: "); Serial.println(co2ppm);
  Serial.print("temp: "); Serial.println(temp);

  rtc.get(&sec, &min, &hour, &day, &month, &year);
  Serial.print("Zeitstempel: ");
  Serial.print(hour);
  Serial.print(":");
  Serial.print(min);
  Serial.print(":");
  Serial.print(sec);
  Serial.print("  ");
  Serial.print(day);
  Serial.print(".");
  Serial.print(month);
  Serial.print(".");
  Serial.println(year);

    //Erstellen bzw. öffnen einer Datei
  dataFileTXT = SD.open("TXT.txt", FILE_WRITE);

    //CO2-Sensor
  dataFileTXT.print(co2ppm);
  dataFileTXT.print(", ");
  dataFileTXT.print(temp);
  dataFileTXT.print(", ");

    //Feinstaubsensor
  dataFileTXT.print(String(pm25));
  dataFileTXT.print(", ");
  dataFileTXT.print(String(pm10));
  dataFileTXT.print(", ");

    //Uhrzeit
  dataFileTXT.print(hour);
  dataFileTXT.print(":");
  dataFileTXT.print(min);
  dataFileTXT.print(":");
  dataFileTXT.print(sec);
  dataFileTXT.print(",");
  dataFileTXT.print(day);
  dataFileTXT.print(".");
  dataFileTXT.print(month);
  dataFileTXT.print(".");
  dataFileTXT.print(year);

  dataFileTXT.close();

  delay(2000);
}

//Datei wird nicht erstellt...