/* Comment this out to disable prints and save space */
#define BLYNK_PRINT Serial

/* Fill in information from Blynk Device Info here */
#define BLYNK_TEMPLATE_ID "TMPL3a3CTkmxX"
#define BLYNK_TEMPLATE_NAME "Street Light"
#define BLYNK_AUTH_TOKEN "YxQjbzCerPA0ZlZvpCv_meE36HrPBAHZ"

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

// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "Wokwi-GUEST";
char pass[] = "";
 
void setup()
{
  Serial.begin(9600);
  pinMode(2, INPUT);
  pinMode(27, INPUT);
  pinMode(33, INPUT);
  pinMode(18, OUTPUT);
  pinMode(26, INPUT);
  pinMode(32, INPUT);
  pinMode(19, OUTPUT);
  pinMode(25, INPUT);
  pinMode(35, INPUT);
  pinMode(21, OUTPUT);
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
}

void loop()
{
  Blynk.run();
  int power = digitalRead(2);
  int ir1 = digitalRead(27);
  int ldr1 = digitalRead(33);
  int ir2 = digitalRead(26);
  int ldr2 = digitalRead(32);
  int ir3= digitalRead(25);
  int ldr3= digitalRead(35);
  if(power==HIGH)
  {
  {if(ir1==LOW)
   {analogWrite(18, 255);
     {if(ldr1==LOW)
     {Serial.println("UNIT-1 OK");
     Blynk.virtualWrite(V1, 0);
     delay(200);}
     else
     {Serial.println("UNIT-1 Fault");
     Blynk.virtualWrite(V1, 1);
     delay(200);}
     }}
   else
   {analogWrite(18, 100);
     {if(ldr1==LOW)
     {Serial.println("UNIT-1 OK");
     Blynk.virtualWrite(V1, 0);
     delay(200);}
     else
     {Serial.println("UNIT-1 Fault");
     Blynk.virtualWrite(V1, 1);
     delay(200);}
     }}
   }
   {if(ir2==LOW)
   {analogWrite(19, 255);
     {if(ldr2==LOW)
     {Serial.println("UNIT-2 OK");
     Blynk.virtualWrite(V2, 0);
     delay(200);}
     else
     {Serial.println("UNIT-2 Fault");
     Blynk.virtualWrite(V2, 1);
     delay(200);}
     }}
   else
   {analogWrite(19, 100);
     {if(ldr2==LOW)
     {Serial.println("UNIT-2 OK");
     Blynk.virtualWrite(V2, 0);
     delay(200);}
     else
     {Serial.println("UNIT-2 Fault");
     Blynk.virtualWrite(V2, 1);
     delay(200);}
     }}
   }
   {if(ir3==LOW)
   {analogWrite(21, 255);
     {if(ldr3==LOW)
     {Serial.println("UNIT-3 OK");
     Blynk.virtualWrite(V3, 0);
     delay(200);}
     else
     {Serial.println("UNIT-3 Fault");
     Blynk.virtualWrite(V3, 1);
     delay(200);}
     }}
   else
   {analogWrite(21, 100);
     {if(ldr3==LOW)
     {Serial.println("UNIT-3 OK");
     Blynk.virtualWrite(V3, 0);
     delay(200);}
     else
     {Serial.println("UNIT-3 Fault");
     Blynk.virtualWrite(V3, 1);
     delay(200);}
     }}
   }
  }
 else
 {
 analogWrite(18, 0);
 Serial.println("UNIT-1 Ok");
 Blynk.virtualWrite(V1, 0);
 analogWrite(19, 0);
 Serial.println("UNIT-2 Ok");
 Blynk.virtualWrite(V2, 0);
 analogWrite(21, 0);
 Serial.println("UNIT-3 Ok");
 Blynk.virtualWrite(V3, 0);
 delay(200);
 }
}