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

const int DHT_PIN = 2;
const int LED_PIN = 17;
const char* WIFI_NAME = "Wokwi-GUEST";
const char* WIFI_PASSWORD = "";
const int CHANNEL_NUMBER = 1914951;
const char* API_KEY = "Q35JGHUROYYFOJSL";
const char* SERVER = "api.thingspeak.com";

DHTesp dhtSensor;
WiFiClient client;

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

  WiFi.begin(WIFI_NAME, WIFI_PASSWORD);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("WiFi not connected");
  }

  Serial.println("WiFi connected!");
  Serial.println("Local IP: " + WiFi.localIP().toString());
  WiFi.mode(WIFI_STA);

  ThingSpeak.begin(client);
}

void loop() {
  TempAndHumidity data = dhtSensor.getTempAndHumidity();

  ThingSpeak.setField(1, data.temperature);
  ThingSpeak.setField(2, data.humidity);

  if (data.temperature > 35 || data.temperature < 12 || data.humidity > 70 || data.humidity < 40) {
    digitalWrite(LED_PIN, HIGH);
  } else {
    digitalWrite(LED_PIN, LOW);
  }

  int writeStatus = ThingSpeak.writeFields(CHANNEL_NUMBER, API_KEY);

  Serial.println("Temperature: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");

  if (writeStatus == 200) {
    Serial.println("Data pushed successfully");
  } else {
    Serial.println("Push error: " + String(write