#define BLYNK_TEMPLATE_ID "TMPL6fzyDBK0W"
#define BLYNK_TEMPLATE_NAME "pakaporn"
#define BLYNK_AUTH_TOKEN "-uNywYfCzYbVTdsEVYI6HNfcC56Jzu9k"

#define BLYNK_PRINT Serial

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

#include <DHT.h>
#define DHTPIN 19
#define DHTTYPE DHT22

DHT dhtSensor(DHTPIN, DHTTYPE);
BlynkTimer timer;

#define led1 19
int tempVal = 30;

char ssid[] = "Wokwi-GUEST";
char pass[] = "";
char auth[] = BLYNK_AUTH_TOKEN;

void setup() {
  Serial.begin(115200);
  pinMode(led1 , OUTPUT);
  dhtSensor.begin();
  Serial.print("Connecting to WiFi");
  Blynk.begin(auth, ssid, pass); 
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println("Connected!");
  Serial.print("IP Address : ");
  Serial.println(WiFi.localIP());
  timer.setInterval(1000L, SensorValue);
}

void SensorValue() {
   float humi = dhtSensor.readHumidity();
  float tempC = dhtSensor.readTemperature();
  if ( isnan(tempC) || isnan(humi)) {
    Serial.println("Failed to read from DHT sensor!");
  } 
  else {
    Serial.print("Humidity: ");
    Serial.print(humi);
    Serial.println("%H");
    
    Serial.print("Temperature: ");
    Serial.print(tempC);
    Serial.println("°C");
  }
   if (tempC > 30){ 
    digitalWrite(led1 ,HIGH);
  }
  else {
    digitalWrite(led1 ,LOW);
  }
  Blynk.virtualWrite(V6, tempC);
  Blynk.virtualWrite(V7, humi);
}

void loop() {
  Blynk.run();
 float humi = dhtSensor.readHumidity();
  float tempC = dhtSensor.readTemperature();

  if (isnan(tempC)) {
    Serial.println("Failed to read from DHT sensor!");
  } 
  else {
    Serial.print("Humidity: ");
    Serial.print(humi);
    Serial.print("%");
    Blynk.virtualWrite(V7, humi);
    Serial.println();

    Serial.print("Temperature: ");
    Serial.print(tempC);
    Serial.print("°C");
    Serial.print(tempC);
    Blynk.virtualWrite(V6, tempC); 
  }
  
  if (tempC > 30) {
    digitalWrite(led1 , HIGH);
  } else {
    digitalWrite(led1 , LOW);
  }

  delay(1000);
}