#define BLYNK_TEMPLATE_ID "TMPL61QAgVEs5"
#define BLYNK_TEMPLATE_NAME "Smart Egg Incubator"
#define BLYNK_AUTH_TOKEN "-Rr2B5bjX-WbfmLFypGK8iZojHxRza9h"

#define BLYNK_PRINT Serial

#include <BlynkSimpleEsp32.h>

#include "DHTesp.h"

#define DHT_PIN 15

//---------------------------------------------------------------------------------------------------------
#include <LiquidCrystal_I2C.h>

#define LCD_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_ROWS 2

LiquidCrystal_I2C lcd(LCD_ADDR, LCD_COLUMNS, LCD_ROWS);

int fan = 2;
int bulb = 4;
int egg = 16;

DHTesp dhtSensor;

BlynkTimer tempData;


//BLYNK
char ssid[] = "Wokwi-GUEST";  //change to your own wifi
char pass[] = "";  //change to your own password

BLYNK_WRITE(V2)
{
  int buttonState = param.asInt();

  if(buttonState == 1)
  {
    digitalWrite(egg, LOW); //CHANGE TO HIGH IF VICE VERSA
    Blynk.virtualWrite(V3, "ACTIVATED");
  }

  else 
  {
    digitalWrite(egg, HIGH); //CHANGE TO LOW IF VICE VERSA
    Blynk.virtualWrite(V3, "DEACTIVATED");
  }
}

void setup() {
  Serial.begin(115200);

  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);

  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);

  pinMode(fan, OUTPUT); //declare fan as output
  pinMode(bulb, OUTPUT); //declare bulb as output
  pinMode(egg, OUTPUT); //declare egg device as output

  digitalWrite(fan, HIGH);
  digitalWrite(bulb, HIGH);
  digitalWrite(egg, HIGH);

  tempData.setInterval(500L, tempRead);

  lcd.begin(16,2);
  lcd.init();
  lcd.backlight();
  lcd.clear();

  lcd.setCursor(3,0);
  lcd.print("Smart Egg"); // set text
  lcd.setCursor(3,1);
  lcd.print("Incubator");

  Blynk.virtualWrite(V4, "SMART EGG INCUBATOR");

  delay(2000);
  lcd.clear();

}

void tempRead() // function for temperature
{
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Serial.println("---------------------------");

  Blynk.virtualWrite(V0, data.temperature); //TO DISPLAY DATA ON BLYNK
  Blynk.virtualWrite(V1, data.humidity); //TO DISPLAY DATA ON BLYNK

  lcd.setCursor(0,0);
  lcd.print("Temp: " + String(data.temperature, 2) + "°C"); // set text
  lcd.setCursor(0,1);
  lcd.print("Humidity: " + String(data.humidity, 1) + "%");

  if ((data.temperature >= 39 && data.temperature <= 41) && (data.humidity >=48 && data.humidity <=50))
  {
    digitalWrite(fan, LOW);
    digitalWrite(bulb, HIGH);
  }

  else if ((data.temperature >= 35 && data.temperature <= 37) && (data.humidity >= 55 && data.humidity <=58))
  {
    digitalWrite(fan, HIGH);
    digitalWrite(bulb, LOW);
  }

  else
  {
    digitalWrite(fan, HIGH);
    digitalWrite(bulb, HIGH);
  }
}

void loop() {
  Blynk.run();
  tempData.run();
}