#include <SPI.h>                     //kniznica SPI
#include <Ethernet.h>                //kniznica k ethernet shieldu
#include <OneWire.h>                 //Onewire kniznica
#include <DallasTemperature.h>       //knižnica senzorov  DS18B20
#define ONE_WIRE_BUS 8               //definovany pin OneWire zbernice
OneWire oneWire(ONE_WIRE_BUS);       //inicializacia pinu
DallasTemperature sensors(&oneWire); //priradenie ds18b20 senzorov na onewire zbernicu
const int relechladenie = 6; //rele chladenia
const int relekurenie = 7; //rele kurenia
const int dazdovysenzor = A0; //analog pin pre dazdovy senzor
const int releokruh1 = 5; //rele okruhu1
const int releokruh2 = 4; //rele okruhu2
const int releokruh3 = 3; //rele okruhu3
const int releokruh4 = 2; //rele okruhu4
byte mac[] = { 0x20, 0x1A, 0x06, 0x75, 0x8C, 0xAA };   
char server[] = "www.anemonka.php5.sk";  
IPAddress dnServer(192, 168, 0, 1);
IPAddress gateway(192, 168, 0, 1);
IPAddress subnet(255, 255, 255, 0);
IPAddress ip(192, 168, 0, 45);                    
EthernetClient client;
String readString;
int x=0;
char lf=10;
int pocitadlo=0; 
void setup() {
  pinMode(dazdovysenzor, INPUT);
  pinMode(relechladenie, OUTPUT);
  pinMode(relekurenie, OUTPUT);
  pinMode(releokruh1, OUTPUT);
  pinMode(releokruh2, OUTPUT);
  pinMode(releokruh3, OUTPUT);
  pinMode(releokruh4, OUTPUT);
  Serial.begin(9600);
  if (Ethernet.begin(mac) == 0) {                  //V PRIPADE ZLYHANIA NASTAVENIA DHCP
    Serial.println("Chyba konfiguracie, manualne nastavenie");
    Ethernet.begin(mac, ip, dnServer, gateway, subnet);
  }
}
void odosli_data(){
   sensors.requestTemperatures();
 delay(1000);
 int dazd = analogRead(dazdovysenzor);
 client.stop();
if (client.connect(server, 80)) {              
    Serial.println("Pripojenie uspesne na webserver - odosielam teploty");
    client.print("GET /system/arduino/data.php?teplota=");
    client.print(sensors.getTempCByIndex(0));
    client.print("&dazd="); 
    client.print(dazd);
    client.println(" HTTP/1.1");        
    client.println("Host: www.anemonka.php5.sk");
    client.println("Connection: close");        
    client.println();                          
    client.stop();
    Serial.println("Teploty odoslane na web");  
    pocitadlo=0;                       
  } else {                                      
    Serial.println("Pripojenie zlyhalo - teploty neodoslane");  
    pocitadlo++;
  }  
  }
 void aktualizuj_vystupy(){
  client.stop();
if (client.connect(server, 80)) {              
    Serial.println("Pripojenie uspesne na webserver - vykurovanie chladenie");
    client.print("GET /system/vykurovanie_chladenie.php");
    client.println(" HTTP/1.1");        
    client.println("Host: www.anemonka.php5.sk");
    client.println("Connection: close");        
    client.println();                          
    client.stop();  
    Serial.println("Uspesne aktualizacia chladenia a vykurovania z internetu");
    pocitadlo=0;                       
  } else {                                      
    Serial.println("Pripojenie zlyhalo - chladenie a vykurovanie");
    pocitadlo++;  
  } 
  }
    void aktualizuj_okruhy(){
      client.stop();
if (client.connect(server, 80)) {              
    Serial.println("Pripojenie uspesne na webserver - aktualizacia okruhov");
    client.print("GET /system/okruhy.php");
    client.println(" HTTP/1.1");        
    client.println("Host: www.anemonka.php5.sk");
    client.println("Connection: close");        
    client.println();                          
    client.stop();  
    Serial.println("Uspesne aktualizacia okruhov z internetu");   
    pocitadlo=0;                   
  } else {                                      
    Serial.println("Pripojenie zlyhalo - aktualizacia okruhov");
    pocitadlo++;  
  }  
  }
 
 void vystup_okruh1(){
  client.stop();
       if (client.connect(server, 80)){
  client.print("GET /system/values/stavokruh1.txt");
  client.println(" HTTP/1.1"); 
  client.println("Host: www.anemonka.php5.sk"); // ADRESA HOSTA, NA KTOREHO BOL MIERENY REQUEST (NIE PHP SUBOR)
    client.println("Connection: close");         //UKONCENIE PRIPOJENIA ZA HTTP HLAVICKOU
    client.println();            
  while(client.connected() && !client.available())
  while (client.connected() || client.available()) { //pramenna
    char c = client.read(); //dostan bity z buffera
    if (c==lf) x=(x+1); //pocitaj
    else if (x==12) readString += c; //nasa premenna
   }
if(readString=="ZAP"){
  digitalWrite(releokruh1, LOW);
  Serial.println("Zapinam okruh1");
  }else if(readString=="VYP"){  
    digitalWrite(releokruh1, HIGH);
    Serial.println("Vypinam okruh1");
  }
  client.stop(); //ukonc spojenie
  readString = ("");
  x=0;
  }else{
    Serial.println("Pripojenie neuspesne pre stav okruhu1");
    }
  
    }
    void vystup_okruh2(){
      client.stop();
       if (client.connect(server, 80)){
  client.print("GET /system/values/stavokruh2.txt");
  client.println(" HTTP/1.1"); 
  client.println("Host: www.anemonka.php5.sk"); 
    client.println("Connection: close"); 
    client.println();            
  while(client.connected() && !client.available())
  while (client.connected() || client.available()) { //pramenna
    char c = client.read(); //dostan bity z buffera
    if (c==lf) x=(x+1); //pocitaj
    else if (x==12) readString += c; //nasa premenna
   }
if(readString=="ZAP"){
  digitalWrite(releokruh2, LOW);
  Serial.println("Zapinam okruh2");
  }else if(readString=="VYP"){  
    digitalWrite(releokruh2, HIGH);
    Serial.println("Vypinam okruh2");
  }
  client.stop(); //ukonc spojenie
  readString = ("");
  x=0;
  }else{
    Serial.println("Pripojenie neuspesne pre stav okruhu2");
    }
  
    }
    void vystup_okruh3(){
      client.stop();
       if (client.connect(server, 80)){
  client.print("GET /system/values/stavokruh3.txt");
  client.println(" HTTP/1.1"); 
  client.println("Host: www.anemonka.php5.sk"); 
    client.println("Connection: close"); 
    client.println();            
  while(client.connected() && !client.available())
  while (client.connected() || client.available()) { //pramenna
    char c = client.read(); //dostan bity z buffera
    if (c==lf) x=(x+1); //pocitaj
    else if (x==12) readString += c; //nasa premenna
   }
if(readString=="ZAP"){
  digitalWrite(releokruh3, LOW);
  Serial.println("Zapinam okruh3");
  }else if(readString=="VYP"){  
    digitalWrite(releokruh3, HIGH);
    Serial.println("Vypinam okruh3");
  }
  client.stop(); //ukonc spojenie
  readString = ("");
  x=0;
  }else{
    Serial.println("Pripojenie neuspesne pre stav okruhu3");
    }
  
    }
     void vystup_okruh4(){
      client.stop();
       if (client.connect(server, 80)){
  client.print("GET /system/values/stavokruh4.txt");
  client.println(" HTTP/1.1"); 
  client.println("Host: www.anemonka.php5.sk"); 
    client.println("Connection: close"); 
    client.println();            
  while(client.connected() && !client.available())
  while (client.connected() || client.available()) { //pramenna
    char c = client.read(); //dostan bity z buffera
    if (c==lf) x=(x+1); //pocitaj
    else if (x==12) readString += c; //nasa premenna
   }
if(readString=="ZAP"){
  digitalWrite(releokruh4, LOW);
  Serial.println("Zapinam okruh4");
  }else if(readString=="VYP"){  
    digitalWrite(releokruh4, HIGH);
    Serial.println("Vypinam okruh4");
  }
  client.stop(); //ukonc spojenie
  readString = ("");
  x=0;
  }else{
    Serial.println("Pripojenie neuspesne pre stav okruhu4");
    }
  
    }
  void vystup_chladenia(){
    client.stop();
       if (client.connect(server, 80)){
  client.print("GET /system/values/stavchladenie.txt");
  client.println(" HTTP/1.1");
  client.println("Host: www.anemonka.php5.sk"); // ADRESA HOSTA, NA KTOREHO BOL MIERENY REQUEST (NIE PHP SUBOR)
    client.println("Connection: close");         //UKONCENIE PRIPOJENIA ZA HTTP HLAVICKOU
    client.println(); 
    while(client.connected() && !client.available())
  while (client.connected() || client.available()) { //pramenna
    char c = client.read(); //dostan bity z buffera
    if (c==lf) x=(x+1); //pocitaj
    else if (x==12) readString += c; //nasa premenna
   }
if(readString=="ZAP"){
  digitalWrite(relechladenie, LOW);
  Serial.println("Zapinam chladenie");
  }else if(readString=="VYP"){  
    digitalWrite(relechladenie, HIGH);
    Serial.println("Vypinam chladenie");
  }
  client.stop(); //ukonc spojenie
  readString = ("");
  x=0;           
  }else{
    Serial.println("Neuspesne pripojenie pre rele chaladenia");
    }
  
    }
 
void softReset(){
asm volatile ("  jmp 0");
}
 
     void kontrola_resetu(){
      client.stop();
       if (client.connect(server, 80)){
  client.println("GET /system/values/reset.txt");
   client.println(" HTTP/1.1");
  client.println("Host: www.anemonka.php5.sk"); // ADRESA HOSTA, NA KTOREHO BOL MIERENY REQUEST (NIE PHP SUBOR)
    client.println("Connection: close");         //UKONCENIE PRIPOJENIA ZA HTTP HLAVICKOU
    client.println();  
    while(client.connected() && !client.available())
  while (client.connected() || client.available()) { //pramenna
    char c = client.read(); //dostan bity z buffera
    if (c==lf) x=(x+1); //pocitaj
    else if (x==12) readString += c; //nasa premenna
   }
if(readString=="RST"){
  Serial.println("RESET VYZIADANY");
  readString = ("");
  x=0;   
  client.stop();
  if (client.connect(server, 80)) {              
    Serial.println("Pripojenie uspesne na webserver - restartujem");
    client.print("GET /system/arduino/potvrdreset.php");
    client.println(" HTTP/1.1");        
    client.println("Host: www.anemonka.php5.sk");
    client.println("Connection: close");        
    client.println();                          
    client.stop();  
    Serial.println("RESET VYKONANY");
    softReset();                    
  } else {                                      
    Serial.println("Pripojenie pre reset zlyhalo"); 
    pocitadlo++;   
  }       
  }
  
 
  }else{
    Serial.println("Pripojenie neuspesne pre reset");
    }
    }
    void vystup_kurenia(){
      client.stop();
         if (client.connect(server, 80)){
  client.print("GET /system/values/stavkurenie.txt");
  client.println(" HTTP/1.1");
  client.println("Host: www.anemonka.php5.sk"); // ADRESA HOSTA, NA KTOREHO BOL MIERENY REQUEST (NIE PHP SUBOR)
    client.println("Connection: close");         //UKONCENIE PRIPOJENIA ZA HTTP HLAVICKOU
    client.println();            
  while(client.connected() && !client.available())
  while (client.connected() || client.available()) { //pramenna
    char c = client.read(); //dostan bity z buffera
    if (c==lf) x=(x+1); //pocitaj
    else if (x==12) readString += c; //nasa premenna
   }
if(readString=="ZAP"){
  Serial.println("Zapinam kurenie");
  digitalWrite(relekurenie, LOW);
  }else if(readString=="VYP"){  
    Serial.println("Vypinam kurenie");
    digitalWrite(relekurenie, HIGH);
  }
  client.stop(); //ukonc spojenie
  readString = ("");
  x=0;  
  }else{
    Serial.println("Pripojenie neuspesne pre stav kurenia");
    }
 
      }
void loop() {
   if (Ethernet.begin(mac) == 0) {
    Serial.println("Chyba konfiguracie, manualne nastavenie");
    Ethernet.begin(mac, ip, dnServer, gateway, subnet);
  }
  if(pocitadlo>=10){
    Serial.println("Vysoka chybovost, vypinam relatka");
    digitalWrite(relekurenie, HIGH);
    digitalWrite(relechladenie, HIGH);
    digitalWrite(releokruh1, HIGH);
    digitalWrite(releokruh2, HIGH);
    digitalWrite(releokruh3, HIGH);
    digitalWrite(releokruh4, HIGH);
    delay(120000);
    pocitadlo=0;
    }else{
  delay(500);
  odosli_data();
  delay(500);
  aktualizuj_vystupy();
  delay(500);
  vystup_kurenia();
  delay(500);
  vystup_chladenia();
  delay(500);
  aktualizuj_okruhy();
  delay(500);
  vystup_okruh1();
  delay(500);
  vystup_okruh2();
  delay(500);
  vystup_okruh3();
  delay(500);
  vystup_okruh4();
  delay(500);
  kontrola_resetu();
    }
}