#include "WiFi.h"
WiFiClient client;

#include "DHTesp.h"

const int DHT_PIN = 15;

DHTesp dhtSensor;
String thinkSpeakAdress="api.thinkspeak.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");
  Serial.println("IP address");
  Serial.println(WiFi.localIP());
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
}

void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
   float t=data.temperature;
   float h=data.humidity;
    
    class_thinkspeak(t,h);
    if(isnan(h) || isnan(t)){
      Serial.println("failed to read from DHT sensor!");
      return;
    }
}
void class_thinkspeak(float t, float hum){
  if(client.connect("api.thinkspeak.com",80)){
    request_string="/update?";
    request_string+="key=";
    request_string +="AMLQDG8Y62VC8778";
    request_string +="&";
    request_string +="field1";
    request_string +="=";
    request_string +=t;
    Serial.println(String("GET")+request_string +"HTTP/1.1\r\n" +
                  "Host:" + thinkSpeakAdress + "\r\n" + 
                  "Connection :close\r\n\r\n");
                  delay(1000);
    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 connection");
  }
}