#define BLYNK_TEMPLATE_ID "TMPL38ji2IBRz"
#define BLYNK_TEMPLATE_NAME "Test 2"
#define BLYNK_AUTH_TOKEN "5bk_pPTHyj5s_UrnjP4OEkv2gPhYIChx"

#define BLYNK_PRINT Serial

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

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

BlynkTimer timer;

// Pin Definitions
#define PIR1_PIN 26
#define PIR2_PIN 25
#define RELAY1_PIN 13
#define RELAY2_PIN 12
#define WIFI_LED_PIN 2

// Virtual pins
#define VPIN_RELAY1 V1
#define VPIN_RELAY2 V2
#define VPIN_WIFI_STATUS V3

// State tracking
bool relay1_app = false;
bool relay2_app = false;

void setup() {
  Serial.begin(115200);

  // Input/Output
  pinMode(PIR1_PIN, INPUT);
  pinMode(PIR2_PIN, INPUT);
  pinMode(RELAY1_PIN, OUTPUT);
  pinMode(RELAY2_PIN, OUTPUT);
  pinMode(WIFI_LED_PIN, OUTPUT);

  // Default states
  digitalWrite(RELAY1_PIN, LOW);
  digitalWrite(RELAY2_PIN, LOW);
  digitalWrite(WIFI_LED_PIN, LOW);

  // Connect Blynk
  Blynk.begin(auth, ssid, pass);

  // Timers
  timer.setInterval(500L, checkWiFiStatus);
  timer.setInterval(200L, handleRelays);
}

// Sync Blynk states
BLYNK_CONNECTED() {
  Blynk.syncVirtual(VPIN_RELAY1);
  Blynk.syncVirtual(VPIN_RELAY2);
}

BLYNK_WRITE(VPIN_RELAY1) {
  relay1_app = param.asInt();
}
BLYNK_WRITE(VPIN_RELAY2) {
  relay2_app = param.asInt();
}

void handleRelays() {
  bool pir1 = digitalRead(PIR1_PIN);
  bool pir2 = digitalRead(PIR2_PIN);

  digitalWrite(RELAY1_PIN, relay1_app || pir1);
  digitalWrite(RELAY2_PIN, relay2_app || pir2);
}

void checkWiFiStatus() {
  if (WiFi.status() != WL_CONNECTED) {
    static bool toggle = false;
    digitalWrite(WIFI_LED_PIN, toggle);
    toggle = !toggle;
    Blynk.virtualWrite(VPIN_WIFI_STATUS, "Searching...");
  } else {
    digitalWrite(WIFI_LED_PIN, HIGH);
    Blynk.virtualWrite(VPIN_WIFI_STATUS, "Connected");
  }
}

void loop() {
  Blynk.run();
  timer.run();
}