#include <IRremote.h>
#include <IRremoteInt.h>
#include "DHT.h"
#include <SPI.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

int InputInfra = 10;
IRrecv irrecv(InputInfra);
decode_results results;


#define DHTPIN 2
#define DHTTYPE DHT11   // DHT 11 
DHT dht(DHTPIN, DHTTYPE);


//Inizializzazione Pin

int sensoreTerra1 = A0;
int sensoreTerra2 = A1;
int sensoreTerra3 = A2;
int sensoreTerra4 = A3;
int Rele1=6;
int Rele2=5;
int Button=4;

//Inizialiazzazione Variabili

int sensorValue1 = 0;
int sensorValue2 = 0;
int sensorValue3 = 0;
int sensorValue4 = 0;
double MediaSensori1=0.0;
double MediaSensori2=0.0;
double temp1=0.0;
double temp2=0.0;
int buttonState=0;
boolean StatoPompa1=false; 
boolean StatoPompa2=false;




LiquidCrystal_I2C lcd(0x27,16,2);



void setup() {
  lcd.init(); 
  dht.begin();
  pinMode(sensoreTerra1, INPUT);
  pinMode(sensoreTerra2, INPUT);
  pinMode(sensoreTerra3, INPUT);
  pinMode(sensoreTerra4, INPUT);
  pinMode(Rele1, OUTPUT); //Inzializza Relč 1
  pinMode(Rele2, OUTPUT); //Inzializza Relč 2
  pinMode(Button,INPUT);
  lcd.backlight();
  irrecv.enableIRIn();
  Serial.begin(9600);
}

void loop() {
  
//Il programma legge tutti i sensori
  sensorValue1 = analogRead(sensoreTerra1);
  sensorValue2 = analogRead(sensoreTerra2);
  sensorValue3 = analogRead(sensoreTerra3);
  sensorValue4 = analogRead(sensoreTerra4);
  temp1=0,0;
  temp2=0,0;
  temp1=temp1+sensorValue1+sensorValue2;
  temp2=temp2+sensorValue3+sensorValue4;
//Ora fa la media tra i sensori per poi attivare le pompe separatamente   
  MediaSensori1=(temp1/2);
  MediaSensori2=(temp2/2);

  // Reading temperature or humidity takes about 250 milliseconds!
  // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
  int h = dht.readHumidity();
  int t = dht.readTemperature();
  digitalWrite(Rele1, LOW);
  digitalWrite(Rele2, LOW);
  buttonState=digitalRead(Button);
  
    // set the cursor to (0,0):
  lcd.setCursor(0, 0);
  // print from 0 to 9:
  
   lcd.print("T: ");
   lcd.print(t);
   lcd.print("C");
   lcd.print("  ");
   lcd.print("H: ");
   lcd.print(h);
   lcd.print("%");
    // set the cursor to (16,1):
   lcd.setCursor(0,1);
   Serial.print(MediaSensori1);
   Serial.print(" ");
   Serial.println(MediaSensori2);
   //Controllo Motore tramite telecomando, 90=Su 890=Giů
   if (irrecv.decode(&results)) 
   {
     if(results.value==90)
     {
       Serial.println("SU");
     }
     else
     {
       if(results.value==890)
       {
         Serial.println("GIU'");
       }
     }
     }
     
        	if(buttonState==HIGH)
        	{
        	     digitalWrite(Rele1, HIGH);
        	     digitalWrite(Rele2, HIGH);
        	}
        	else
        	{
        	   //Controllo dei sensori per attivare le pompe
        	   if(MediaSensori1<60)
        	   {
        	     if( MediaSensori2<60)
        	     {
        	       //Attiva tutte e due le pompe
        	       lcd.print("ANNAFFIA");
        	       digitalWrite(Rele1, HIGH);
        	       digitalWrite(Rele2, HIGH);
        	     }
        	     else
        	     {
        	       //Attiva solo la prima pompa
        	       lcd.print("ANNAFFIA");
        	       digitalWrite(Rele1, HIGH);
        	     }
        	   }
        	   else
        	   {
        	     if(MediaSensori2<60)
        	     {
        	       //Attiva solo la seconda pompa
        	       lcd.print("ANNAFFIA");
        	       digitalWrite(Rele2, HIGH);
        	     }
        	     else
        	     {
        	       //Tiene spente le pompe
        	      lcd.print("OK      ");
        	       digitalWrite(Rele1, LOW);
        	       digitalWrite(Rele2, LOW);
        	     }
        	   }
        
        	}
    irrecv.resume();
  delay(300); 
}