#include "DHTesp.h"
#include <WiFi.h>
#include <HTTPClient.h>
 
const int DHT_PIN = 15;

DHTesp dhtSensor;

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  Serial.print("Connecting to WiFi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");
}

void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  // Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  // Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  // Serial.println("---");
  if (WiFi.status() == WL_CONNECTED) {
    HTTPClient http;

    // Tạo URL để gửi dữ liệu
    String url = "https://api.thingspeak.com/update?api_key=FZ3RBJ9O28Q0RNWW";
    url += "&field1=" + String(data.temperature);
    url += "&field2=" + String(data.humidity);

    http.begin(url);

    // Gửi yêu cầu GET và lưu trữ mã phản hồi
    int httpResponseCode = http.GET();

    if (httpResponseCode > 0) {
      Serial.print("HTTP Response code: ");
      Serial.println(httpResponseCode);
      String payload = http.getString();
      Serial.println(payload);
    } else {
      Serial.print("Error code: ");
      Serial.println(httpResponseCode);
    }

    http.end();
  }
  
  delay(15000);
}