#include <esp_now.h>
#include <WiFi.h>
#include <DHT.h>

#define DHTPIN 4     // Pin connected to the DHT22 data pin
#define DHTTYPE DHT22 // DHT 22 (AM2302), AM2321

DHT dht(DHTPIN, DHTTYPE);

const int gasPin = 12; // Use GPIO34 for the analog input

// Structure example to send data
typedef struct struct_message {
    int gasSensorValue;
    float temperature;
    float humidity;
} struct_message;

struct_message myData;

void setup() {
  Serial.begin(115200);
  
  // Initialize DHT sensor
  dht.begin();

  // Gas sensor setup for GPIO12
  pinMode(gasPin, INPUT);
}

void loop() {
  myData.gasSensorValue = analogRead(gasPin); // Use 'analogRead' for analog sensor
  myData.temperature = dht.readTemperature();
  myData.humidity = dht.readHumidity();

  Serial.print("Gas reading: ");
  Serial.print(myData.gasSensorValue);
  Serial.print("\t temperature reading: ");
  Serial.print(myData.temperature);
  Serial.print("\t humidity reading: ");
  Serial.println(myData.humidity);

  delay(1000);
}