#include <dht.h>
#include <SPI.h>
#include <Ethernet.h>
#include <IRremote.h>
#define DHT22_PIN 2

dht DHT;

byte mac[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte gateway[] = {192, 168, 1, 1 };
byte subnet[] = {255, 255, 255, 0 };
IPAddress ip(192, 168, 1, 220);

float MAX_TEMP = 25.0;
float MIN_TEMP = 22.0;
int MAX_HUMID = 60;
int MIN_HUMID = 40;
int last_condey_status = 0;

unsigned int TurnCondeyOff[68]     = {2700,2600,750,700,700,700,700,700,750,700,750,700,750,650,750,700,700,700,750,700,750,650,750,700,700,700,750,700,700,700,700,700,750,700,700,700,750,650,750,700,750,700,700,700,750,650,750,700,700,700,750,650,750,700,750,700,750,700,700,2000,750,2000,750,1950,750,2000,750};
unsigned int TurnCondeyMaxOn[68]   = {2650,2650,750,2000,750,700,700,700,700,700,750,700,700,700,750,650,750,700,750,700,700,700,700,700,750,700,700,700,750,650,750,700,700,700,750,700,700,700,750,700,700,700,750,650,800,700,700,750,700,650,750,700,700,700,750,650,800,650,750,700,700,2000,750,1950,750,2000,750};
unsigned int TurnCondeyWaterOn[68] = {2650,2650,750,2000,750,700,700,700,700,700,750,700,700,700,750,650,750,700,750,700,700,700,700,700,750,700,700,700,750,650,750,700,700,700,750,700,700,700,750,700,700,700,750,650,800,700,700,750,700,650,750,700,700,700,750,650,800,650,750,700,700,2000,750,1950,750,2000,750};
unsigned int TurnCondeyAuto[68]    = {2650,2650,750,2000,750,700,700,700,700,700,750,700,700,700,750,650,750,700,750,700,700,700,700,700,750,700,700,700,750,650,750,700,700,700,750,700,700,700,750,700,700,700,750,650,800,700,700,750,700,650,750,700,700,700,750,650,800,650,750,700,700,2000,750,1950,750,2000,750};
IRsend irsend;

int dht_status = 0;
char serverName[] = "myserver.ru";
byte server[] = {192, 168, 1, 5 };

EthernetClient client;

void setup()
{
  Serial.begin(9600);
  Serial.print("LIBRARY VERSION: ");
  Serial.println(DHT_LIB_VERSION);
  delay(1000);
  Serial.println("Try to configure Ethernet using DHCP...");
  // start the Ethernet connection:
  if(Ethernet.begin(mac) == 0) {
    Serial.println("Failed to configure Ethernet using DHCP. Using manual config.");
    Ethernet.begin(mac, ip, gateway);
  }
  PrintIPtoSerial();
}

void loop()
{
  Serial.println("status,\tHumidity (%),\tTemperature (C)");
  // READ DATA
  int chk = DHT.read22(DHT22_PIN);
  switch (chk)
  {
  case DHTLIB_OK:
    dht_status = 200;
    Serial.print("OK,\t");
    break;
  case DHTLIB_ERROR_CHECKSUM:
    dht_status = 501;
    Serial.print("Checksum error,\t");
    break;
  case DHTLIB_ERROR_TIMEOUT:
    dht_status = 504;
    Serial.print("Time out error,\t");
    break;
  default:
    dht_status = 500;
    Serial.print("Unknown error,\t");
    break;
  }
  // DISPLAY DATA
  Serial.print(DHT.humidity, 1);
  Serial.print(",\t");
  Serial.println(DHT.temperature, 1);
  SendDataToServer(dht_status, DHT.temperature, DHT.humidity);
  WorkWithCondey(DHT.temperature, DHT.humidity);
  Serial.println();
  delay(1000);
}

boolean SendDataToServer(int d_stat, float temp, int humidity) {
  if (client.connect(server, 80)) {
    char buf[80];
    int temp1 = (temp - (int)temp) * 100;
    int humidityl = (humidity - (int)humidity) * 100;
    Serial.println("Sending information to weather server");
    // Make a HTTP request:
    sprintf(buf, "GET /meteo.php?S=%d&T=%0d.%d&H=%0d.%d&CS=%d HTTP/1.1", (int)d_stat, (int)temp, abs(temp1), (int)humidity, abs(humidityl), last_condey_status);
    client.println(buf);
    client.println("Host: myserver.ru");
    client.println("Connection: close");
    client.println();
    client.stop();
    return true;
  }
  else {
    // if you didn't get a connection to the server:
    Serial.println("Connection to weather server failed");
    client.stop();
    return false;
  }
}


void WorkWithCondey(float temp, int humidity) {
  int status = 0;

  if(temp > MAX_TEMP) {
    status=1;
  }
  if(temp < MIN_TEMP) {
    status=0;
  }

  if(humidity > MAX_HUMID) {
    status = status+3;
  }
  if(humidity < MIN_HUMID) {
    status = status;
  }

  String condey_text_status = "";

  if(status != last_condey_status) {
    last_condey_status = status;
    if(status == 0) {
      irsend.sendRaw(TurnCondeyOff,68,38);
    }
    if(status == 1) {
      irsend.sendRaw(TurnCondeyMaxOn,68,38);
    }
    if(status == 3) {
      irsend.sendRaw(TurnCondeyWaterOn,68,38);
    }
    if(status == 4) {
      irsend.sendRaw(TurnCondeyAuto,68,38);
    }
  }
  Serial.print("Condition status: ");
  Serial.println(status);
}


void PrintIPtoSerial() {
  Serial.print("My Local IP address: ");
  Serial.println(Ethernet.localIP());
}