#include <WiFi.h>
#include <ThingSpeak.h>
#include "DHTesp.h"

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

// ThingSpeak credentials
const unsigned long myChannelNumber = 2254110;
const char* myWriteAPIKey = "UU1TT6Q4G35FI0ZW";

// DHT Sensor setup
DHTesp dhtSensor;
const int DHT_PIN = 15;

// Distance sensor setup
const int TRIG_PIN = 2;
const int ECHO_PIN = 4;
long duration, distance;
int statusCode;

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  
  pinMode(TRIG_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);

  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(WiFiClient());
  connectToCloud();
}

void loop() {
  computeData();
  writeData();
  delay(15000); // Wait for 15 seconds before next update
}

void connectToCloud() {
  Serial.print("Connecting to WiFi");
  WiFi.begin(ssid, pass);

  int attempts = 0;
  const int maxAttempts = 20; // Number of attempts to connect
  while (WiFi.status() != WL_CONNECTED && attempts < maxAttempts) {
    Ser