#define BLYNK_TEMPLATE_ID "TMPL3TFCN7hq8"
#define BLYNK_TEMPLATE_NAME "EV monitor"
#define BLYNK_AUTH_TOKEN "d370RMKF0Vmw4ri_6QOzNL02BlRuCmbp"

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

#include "DHTesp.h"

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

const int DHT_PIN = 15;
DHTesp dhtSensor;

const int pir =23;

// Potentiometer is connected to GPIO 34 (Analog ADC1_CH6) 
const int potPin = 34;
// variable for storing the potentiometer value
int potValue = 0;

BlynkTimer timer;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);  

  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(pir,INPUT);

  timer.setInterval(1000L, sendData); // Send DHT data every 2 seconds

  Serial.println("Hello, ESP32!");
  
}

void sendData() {

  float t = dhtSensor.getTemperature();
  
  if (isnan(t)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }
 
  Serial.print("Temperature: ");
  Serial.print(t);
  Serial.println(" °C");

  const int IP=digitalRead(pir);
  Serial.print("Vibration: ");
  Serial.println(IP);

  potValue = analogRead(potPin);
  float volts = 100* (potValue / 4096.0);
  Serial.println("Battery Health: " + String(volts));

  Blynk.virtualWrite(V2, t);
  Blynk.virtualWrite(V1, IP);
  Blynk.virtualWrite(V0, volts);
}

void loop() {
  // put your main code here, to run repeatedly:
  Blynk.run();
  timer.run();
}