#define BLYNK_TEMPLATE_ID "TMPL3dPPsnXWw"
#define BLYNK_TEMPLATE_NAME "SMART BUILDING"
#define BLYNK_AUTH_TOKEN "HHMl0LUjOzxmF93DxeqmtD0SWka9ddeO"

#define BLYNK_PRINT_Serial 

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

char auth[] = BLYNK_AUTH_TOKEN;

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

BlynkTimer timer;
DHTesp dhtSensor;

const int dev1 =  23;
const int dev2 =  22;
const int dev3 =  21;
const int dev4 =  19;
const int dev5 =  18;

//for DHT sensor
const int dht_pin = 15;

// for pushbuttons
const int button1 = 2;


int relay_s_dev1 = 0;
int relay_s_dev2 = 0;
int relay_s_dev3 = 0;
int relay_s_dev4 = 0;
int relay_s_dev5 = 0;

#define vpin1 V1
#define vpin2 V2
#define vpin3 V3
#define vpin4 V4
#define vpin5 V5

BLYNK_CONNECTED () {
  Blynk.syncVirtual(vpin1);
  Blynk.syncVirtual(vpin2);
  Blynk.syncVirtual(vpin3);
  Blynk.syncVirtual(vpin4);
  Blynk.syncVirtual(vpin5);
}

BLYNK_WRITE(vpin1) {
  relay_s_dev1 = param.asInt();
  digitalWrite(dev1, relay_s_dev1 );
}

BLYNK_WRITE(vpin2) {
  relay_s_dev2 = param.asInt();
  digitalWrite(dev2, relay_s_dev2 );
}

BLYNK_WRITE(vpin3) {
  relay_s_dev3 = param.asInt();
  digitalWrite(dev3, relay_s_dev3 );
}

BLYNK_WRITE(vpin4) {
  relay_s_dev4 = param.asInt();
  digitalWrite(dev4, relay_s_dev4 );
}

BLYNK_WRITE(vpin5) {
  relay_s_dev5 = param.asInt();
  digitalWrite(dev5, relay_s_dev5 );
}
void send_dht_val() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  float temp = data.temperature;
  Blynk.virtual(V8,temp);
}

void setup() {
  pinMode(dev1, OUTPUT);
  pinMode(dev2, OUTPUT);
  pinMode(dev3, OUTPUT);
  pinMode(dev4, OUTPUT);
  pinMode(dev5, OUTPUT);

  //for push button
  pinMode(button1, INPUT_PULLUP);

 
 
  // for DHT sensor
  dhtSensor.setup(dht_pin, DHTesp::DHT22);

  // to start serial print
  Serial.begin(115200);

// this is starting check for the led
  digitalWrite(dev1, HIGH);
  digitalWrite(dev2, HIGH);
  digitalWrite(dev3, HIGH);
  digitalWrite(dev4, HIGH);
  digitalWrite(dev5, HIGH);
  delay(1000);
  digitalWrite(dev1, LOW);
  digitalWrite(dev2, LOW);
  digitalWrite(dev3, LOW);
  digitalWrite(dev4, LOW);
  digitalWrite(dev5, LOW);
delay(1000);
Blynk.begin(auth,ssid,pass);
}

void button_status() {
  Serial.println(digitalRead(button1));
  if(digitalRead(button1 == LOW)) {
    delay(500);
    controlButton(1);
    Blynk.virtualWrite(vpin1, relay_s_dev1);
  }
  else if (digitalRead(button2) == LOW) {
   delay(500);
   controlButton(2);
   Blynk.virtualWrite(vpin2, relay_s_dev2); 
  }
    
  void controlButton(int relayIn){
    if(relayIn == 1) {
       relay_s_dev1 != relay_s_dev1;
       delay(100);
  }
}

void loop() {
  Blynk.run();
  timer.run();
  send_dht_val()
  timer.SetInternal (2000, send_dht_val)

}