#include "DHTesp.h"
#include "WiFi.h"

WiFiClient client;


const int sensorPin = 15;

DHTesp dhtSensor;

String thingSpeakAddress = "api.thingspeak.com";
String request_String;

void setup () {
  Serial.begin(115200);
  WiFi.disconnect();
  WiFi.begin("Wokwi-GUEST", "");
  while (WiFi.status() != WL_CONNECTED) {
    delay(300);
    Serial.print(".");
  }
  Serial.println("");
  Serial.println("WiFi Connected Successfully");
  Serial.println("IP Address");
  Serial.println(WiFi.localIP());
  dhtSensor.setup(sensorPin, DHTesp:: DHT22);
}

void loop() {
  delay(1000);

  TempAndHumidity data = dhtSensor.getTempAndHumidity();

  float t = data.temperature;
  float h = data.humidity;


  SendingData_thinkspeak(t, h);

  if (isnan(h) || isnan(t)) {
    Serial.print("Failed to get the data from the sensor");
    Serial.println("check sensor before proceeding");
    return;

  }
}
void SendingData_thinkspeak(float temp, float hum) {
if (client.connect("api.thingspeak.com", 80)) {
  request_String = "/update?";
  request_String += "api_key=";
  request_String += "07TAYD12UWY5P6FB";
  request_String += "&";
  request_String += "field1";
  request_String += "=";
  request_String += temp;

  Serial.println(String("GET") + request_String + " HTTP/1.1\r\n" +
                 "Host: " + thingSpeakAddress + "\r\n" +
                 "Connection: close\r\n\r\n");
  client.print(String("GET") + request_String + " HTTP/1.1\r\n" +
               "Host: " + thingSpeakAddress + "\r\n" +
               "Connection: close\r\n\r\n");
  delay(5000);

  unsigned long timeout = millis();
  while (client.available() == 0) {
    if (millis() - timeout > 5000) {
      Serial.println(">>>Client Timeout");
      client.stop();
      return;
    }
  }
  while (client.available()) {
    String line = client.readStringUntil('\r');
    Serial.print(line);
  }
  Serial.println();
  Serial.println("closing the connection");

}
}