#define BLYNK_TEMPLATE_ID "TMPL6F7ESjKm6"
#define BLYNK_TEMPLATE_NAME "Project IoT"
#define BLYNK_AUTH_TOKEN "ad1DHmZYByfeT8YTtPCGF7PR1MnpfjFY"

#include <WiFi.h>
#include <BlynkSimpleEsp32.h>
#include <DHT.h>
#include <Stepper.h>

#define DHTPIN 12
#define DHTTYPE DHT22
const int stepsPerRevolution = 360;
Stepper putaranmotor(stepsPerRevolution, 15, 2, 0, 4);

const char* ssid = "Wokwi-GUEST";
const char* password = "";

float t;
float previousTemp = 0;

void wifiConnection(){
  WiFi.begin(ssid, password);
  while(WiFi.status() != WL_CONNECTED)
  {
    Serial.print(".");
    delay(500);
  }
  Serial.println(WiFi.SSID());
  Serial.println(WiFi.RSSI());
  Serial.println(WiFi.macAddress());
  Serial.println(WiFi.localIP());
  Serial.println(WiFi.gatewayIP());
  Serial.println(WiFi.dnsIP());
}

DHT dht(DHTPIN, DHTTYPE);
void dht22(){
  t = dht.readTemperature();
  if (isnan(t)){
    Serial.println("Gagal membaca dari sensor DHT");
    return;
  }
    Blynk.virtualWrite(V0, t);
}

void temperatureupdate() {
  if (t != previousTemp) {
    Serial.print("Suhu: ");
    Serial.print(t);
    Serial.println("°C");
    Blynk.virtualWrite(V0, t);
    previousTemp = t;
    if (t >= 35) 
    {
      Serial.println("Motor Berputar");
    }
      else if (t < 35)
    {
      Serial.println("Motor Mati");
    }
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  wifiConnection();
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, password);
  dht.begin();
  putaranmotor.setSpeed(60);
}

void loop() {
  Blynk.run();
  dht22();
  temperatureupdate();
  if(t >= 35)
  {
    putaranmotor.step(stepsPerRevolution);
    Blynk.virtualWrite(V1, 1);
  }
  else
  {
    putaranmotor.step(0);
    Blynk.virtualWrite(V1, 0);
  }
}