#define BLYNK_TEMPLATE_ID "TMPL6C_Tkh9UP"
#define BLYNK_TEMPLATE_NAME "ElmoEnCoSYS"
#define BLYNK_AUTH_TOKEN "bswGM2gDdQrott0CMaedQnkYqKlS7D9o"

#define BLYNK_PRINT Serial

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <LiquidCrystal_I2C.h>


#include <DHT.h>

char auth[] = BLYNK_AUTH_TOKEN;

char ssid[] = "Wokwi-GUEST"; //nama hotspot yang digunakan
char pass[] = ""; //password hotspot yang digunakan
#define DHTPIN 5          // Mention the digital pin where you connected 
#define DHTTYPE DHT22     // DHT 11  
DHT dht(DHTPIN, DHTTYPE);
BlynkTimer timer;
LiquidCrystal_I2C lcd(0x27,16,2);
int humi, temp;
#define relay1 15
#define relay2 18
#define relay3 19
int sw_relay = 0;
boolean st,fg,fu;
long duration;
int distance,level,H;
BLYNK_WRITE(V2)//Lampu 1
{ 
  sw_relay = param.asInt();
  if (sw_relay ==1){
    digitalWrite(relay1, HIGH);
    Serial.println("Relay 1 Nyala");
    Blynk.virtualWrite(V2, HIGH);
  }else{
     digitalWrite(relay1, LOW);
    Serial.println("Relay 1 Mati");
    Blynk.virtualWrite(V2, LOW);
  }
}
BLYNK_WRITE(V3)//Kipas Angin
{ 
  sw_relay = param.asInt();
  if (sw_relay ==1){
    digitalWrite(relay2, HIGH);
    Serial.println("Relay 2 Nyala");
    Blynk.virtualWrite(V3, HIGH);
  }else{
     digitalWrite(relay2, LOW);
    Serial.println("Relay 2 Mati");
    Blynk.virtualWrite(V3, LOW);
  }
}
BLYNK_WRITE(V0)//Waterpump
{ 
  sw_relay = param.asInt();
  if (sw_relay ==1){
    digitalWrite(relay3, HIGH);
    Serial.println("Relay 3 Nyala");
    Blynk.virtualWrite(V0, HIGH);
  }else{
     digitalWrite(relay3, LOW);
    Serial.println("Relay 3 Mati");
    Blynk.virtualWrite(V0, LOW);
  }
}

void setup(){
   Serial.begin(115200);
   pinMode(13, INPUT_PULLUP);
   pinMode(relay1, OUTPUT);
   pinMode(relay2, OUTPUT);
   pinMode(relay3, OUTPUT);
  Blynk.begin(auth, ssid, pass);

  dht.begin();
  lcd.init();
  lcd.setCursor(0, 0);
  lcd.print("HomeOS-Systema");
  lcd.setCursor(0, 1);
  lcd.print("Control System");
  delay(2000);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Alvan Naufa L F");
  delay(2000);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Reni Atmaningsih");
  delay(2000);
  lcd.clear(); 
  lcd.setCursor(0, 0);
  lcd.print("Asyrof Wida H");
  delay(2000);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Alif Muchammad L M");
  delay(2000);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Fiki Nursani");
  delay(2000);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("-HomeOS-Systema-");
  lcd.setCursor(0, 1);  
  lcd.print("T=   C, H=   %");
  timer.setInterval(2500L, sendSensor);
}

void loop(){
  Blynk.run();
  timer.run();
  int a=digitalRead(13);
  Serial.println(a);
  if(a==HIGH)
  {
    Serial.println("Ada Orang Masuk");
    Blynk.virtualWrite(V1, "Ada Orang Masuk!");
  }
  if(a==LOW)
  {
    Serial.println("Tidak ada aktivitas");
     Blynk.virtualWrite(V1, "Tidak ada Aktivitas");
  }
  delay(100);
  
}
void sendSensor(){
  float h = dht.readHumidity();
  float t = dht.readTemperature(); // or dht.readTemperature(true) for Fahrenheit
  if (isnan(h) || isnan(t)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }
 else{  
  lcd.setCursor(3,1);
  lcd.print(t);
  lcd.setCursor(10,1);
  lcd.print(h);
  }  

  Blynk.virtualWrite(V7, h);
  Blynk.virtualWrite(V6, t);
  Serial.print("Temperature : ");
  Serial.print(t);
  Serial.print("    Humidity : ");
  Serial.println(h);


  if(t > 30){
    Blynk.logEvent("temp_alert","Temp above 30 degrees");
  }

}