#define BLYNK_TEMPLATE_ID "TMPL6CSgizTY-"
#define BLYNK_TEMPLATE_NAME "SAS IOT SEMETER 5"
#define BLYNK_AUTH_TOKEN "ksa_4ox9UomNhNFgP8nWmK5HU6IiAIWE"

#define BLYNK_PRINT Serial

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

#define DHTPIN 21 
#define DHTTYPE DHT22 

DHT dht(DHTPIN, DHTTYPE); 

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

void sendSensorData() {
float h = dht.readHumidity();     


if (isnan(h)) {
Serial.println("Gagal membaca dari sensor DHT!");
return;
}
Blynk.virtualWrite(V4, h);
}

BLYNK_WRITE(V0) {
int pinValue = param.asInt();
if (pinValue == 1) {
digitalWrite(16, HIGH);
} else {
digitalWrite(16, LOW);}
}

BLYNK_WRITE(V1) {
int pinValue = param.asInt();
if (pinValue == 1) {
digitalWrite(17, HIGH);
} else {
digitalWrite(17, LOW);
}
}
BLYNK_WRITE(V2) {
int pinValue = param.asInt();
if (pinValue == 1) {
digitalWrite(18, HIGH);
} else {
digitalWrite(18, LOW);
}
}
BLYNK_WRITE(V3) {
int pinValue = param.asInt();
if (pinValue == 1) {
digitalWrite(19, HIGH);
} else {
digitalWrite(19, LOW);
}
}

void setup() {
Serial.begin(115200);
dht.begin(); 
pinMode(16,  OUTPUT); 
pinMode(17, OUTPUT);
pinMode(18, OUTPUT);
pinMode(19, OUTPUT);
Blynk.begin(auth, ssid, pass);
}
void loop() {
Blynk.run();
sendSensorData();
delay(2000);  
}