#define BLYNK_TEMPLATE_ID "TMPL6uPqZNUrw"
#define BLYNK_TEMPLATE_NAME "ProjectIrfan"
#define BLYNK_AUTH_TOKEN "RtEmIirVLbZ-NBsHfiD3tvaJPOVGEQFj"

#define BLYNK_PRINT Serial
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h> // For ESP32 native WiFi

// WiFi credentials
const char* ssid = "Wokwi-GUEST";
const char* password = "";

// Your Blynk credentials
char auth[] = BLYNK_AUTH_TOKEN;

const int redLedPinIR = 23;     // Replace with suitable GPIO pin on ESP32
const int greenLedPinIR = 22;   // Replace with suitable GPIO pin on ESP32
const int irSensorPin = 5;      // GPIO pin 5 for the IR sensor
const int redLedPinWIFI = 19;   // Replace with suitable GPIO pin on ESP32
const int greenLedPinWIFI = 18; // Replace with suitable GPIO pin on ESP32

bool irSensorState = false;

// Define virtual pins for Blynk

#define VIRTUAL_PIN_RED_LED_IR V23
#define VIRTUAL_PIN_GREEN_LED_IR V22
#define VIRTUAL_PIN_RED_LED_WIFI V19
#define VIRTUAL_PIN_GREEN_LED_WIFI V18

void setup() {
  // Initialize Serial communication at 115200 baud rate
  Serial.begin(115200);
  while (!Serial) {
    // Wait for Serial to be ready
  }

  // Print initial debug message
  Serial.println("Setup started...");

  // Initialize pins
  pinMode(redLedPinIR, OUTPUT);
  pinMode(greenLedPinIR, OUTPUT);
  pinMode(irSensorPin, INPUT);
  pinMode(redLedPinWIFI, OUTPUT);
  pinMode(greenLedPinWIFI, OUTPUT);

  // Initialize Blynk
  Serial.println("Initializing Blynk...");
  Blynk.begin(auth, ssid, password);

  // Wait for WiFi connection
  Serial.print("Connecting to WiFi");
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  Serial.println();
  Serial.println("Connected to WiFi");
  digitalWrite(greenLedPinWIFI, HIGH);
  digitalWrite(redLedPinWIFI, LOW);
}

void loop() {
  Blynk.run();

  // Read the state of the IR sensor
  irSensorState = digitalRead(irSensorPin);

  // Send the sensor state to Blynk virtual pin V1
 // Blynk.virtualWrite(VIRTUAL_PIN_IR_SENSOR, irSensorState);

  Serial.print("IR Sensor State: ");
  Serial.println(irSensorState);

  if (irSensorState == LOW) { // Assuming LOW means triggered
    Serial.println("Present");
    digitalWrite(greenLedPinIR, HIGH);
    digitalWrite(redLedPinIR, LOW);
    Blynk.virtualWrite(VIRTUAL_PIN_GREEN_LED_IR, 1); // 1 for ON
    Blynk.virtualWrite(VIRTUAL_PIN_RED_LED_IR, 0);   // 0 for OFF
  } else {
    Serial.println("Absent");
    digitalWrite(greenLedPinIR, LOW);
    digitalWrite(redLedPinIR, HIGH);
    Blynk.virtualWrite(VIRTUAL_PIN_GREEN_LED_IR, 0); // 0 for OFF
    Blynk.virtualWrite(VIRTUAL_PIN_RED_LED_IR, 1);   // 1 for ON
  }

  // Check WiFi connection status and update LED status accordingly
  if (WiFi.status() == WL_CONNECTED) {
    digitalWrite(greenLedPinWIFI, HIGH);
    digitalWrite(redLedPinWIFI, LOW);
    Blynk.virtualWrite(VIRTUAL_PIN_GREEN_LED_WIFI, 1); // 1 for connected
    Blynk.virtualWrite(VIRTUAL_PIN_RED_LED_WIFI, 0);   // 0 for disconnected
  } else {
    digitalWrite(greenLedPinWIFI, LOW);
    digitalWrite(redLedPinWIFI, HIGH);
    Blynk.virtualWrite(VIRTUAL_PIN_GREEN_LED_WIFI, 0); // 0 for disconnected
    Blynk.virtualWrite(VIRTUAL_PIN_RED_LED_WIFI, 1);   // 1 for connected
  }

  delay(100); // Adjust delay as needed
}