//============================LIBRARY SERIAL============================

#include <SoftwareSerial.h>
SoftwareSerial mySerial(2, 3); // RX, TX

//===============================sht30============================000
//#include "cactus_io_SHT31.h"
//#include<Wire.h>
//cactus_io_SHT31 sensext(0x44);
//===========================DHT===========================0

#include "DHT.h"

#define DHTPIN A0
#define DHTTYPE DHT11

DHT dht(DHTPIN, DHTTYPE);
//===========================VARIABILE=========================00

float temperature = 0.0f;
float humidity = 0.0f;


//==================================SETUP===============================000000
void setup()
{
  Serial.begin(9600);
  mySerial.begin(9600);
  dht.begin();
  //sensext.begin();
}
//====================================LOOP=================================


void loop() {


  readSensor();
  sendhumidityToNextion();
  sendtemperatureToNextion();
  sendumibarToNextion();
  sendtempbarToNextion();
  readfixedtempFromNextion();
  readfixedtempFromNextion();
  delay(2000);
}
//=====================================SENSOR================================
void readSensor()
{
 humidity = dht.readHumidity();
 temperature = dht.readTemperature();

// humidity = sensext.getHumidity();
// temperature = sensext.getTemperature_C();
}
//===============================NEXTION BAR=========================================

void sendumibarToNextion()
{
  String command = "umibar.val="+String(int(humidity));
  mySerial.print(command);
 // Serial.println(command);
   endNextionCommand();
}

void sendtempbarToNextion()
{
  String command = "tempbar.val="+String(int(temperature));
 mySerial.print(command);
 // Serial.println(command);

  endNextionCommand();
}
//====================================NEXTION VALUE=====================================
void sendhumidityToNextion()
{
  String command = "humidity.txt=\""+String(humidity)+"\"";

   mySerial.print(command);
 // Serial.println(command);
  endNextionCommand();
}

void sendtemperatureToNextion()
{
  String command = "temperature.txt=\""+String(temperature)+"\"";
  mySerial.print(command);
  //Serial.println(command);

  endNextionCommand();
}
//===============================Lettura di quello che manda il display ===================================0

void readfixedtempFromNextion()

{
  String mess="";  //stringa completa
  String fixedtemp="fixedtemp=" ;
  String fixedumid="fixedumid=";
  char leggi;
  int i;
   if (mySerial.available()>0)       // la seriale invia qualcosa tramite il pulsante invia del display
   {
   while(mySerial.available()>0){    // fin quando la seriale è aperta

  leggi=mySerial.read();//scrivi nella char leggi quello che leggi dal dal display

   mess= mess + leggi;


    if(mess == fixedtemp ){
    Serial.print(mess);
    Serial.print("\n");

    mess="";
    leggi=mySerial.read();
    mess= mess + int(leggi);
    Serial.print(mess);
     Serial.print("\n");
   // delay(500);
 }
     if(mess == fixedumid ){
    Serial.print(mess);
    Serial.print("\n");

    mess="";
    leggi=mySerial.read();
    mess= mess + int(leggi);
    Serial.print(mess);
     Serial.print("\n");
   // delay(500);
 }

   }
  }
}

//====================================END TRASMITION NEXTION============================00
void endNextionCommand()
{
  mySerial.write(0xff);
  mySerial.write(0xff);
  mySerial.write(0xff);
}