#include <WiFi.h>   // first import in library manager
#include <ThingSpeak.h> // first import in library manager
#include <DHTesp.h> // first import in library manager


char ssid[]="wokwi-GUEST";              // wifi connect
char pass[]="";                         // wifi connect
WiFiClient client;                      // wifi connect
unsigned long myChannelNumber =2231201;      // wifi connect
const char * myWriteAPIKey = "ZSYPOEHO5WY8PTVJ";       // wifi connect
int statusCode;

DHTesp dhtSensor;
TempAndHumidity data;
const int DHT_PIN=14;

void setup() 
{     
  Serial.begin(115200);
  WiFi.mode(WIFI_STA);  
  ThingSpeak.begin(client);   
  dhtSensor.setup(DHT_PIN,DHTesp::DHT22);
}

void loop()
 {
   if(WiFi.status() != WL_CONNECTED)
     {
       Serial.print("Attempting to Connect");
       while(WiFi.status()!=WL_CONNECTED)
       {                                        // wi connect
        WiFi.begin(ssid,pass);                // wi connect
        Serial.print(",");                    // wi connect
        delay(5000);                          // wi connect
       }
      Serial.println("\n Connected.");
    }
data=dhtSensor.getTempAndHumidity();
Serial.println("Humi :" + String(data.humidity,1));
Serial.println("Temp :" + String(data.temperature,2));
Serial.println("--------------");
ThingSpeak.setField(1,data.humidity);
ThingSpeak.setField(2,data.temperature);
statusCode = ThingSpeak.writeFields(myChannelNumber,myWriteAPIKey);
if(statusCode == 200)
{
  Serial.println("Channel update successful");
}
else
{
  Serial.println("Problem writing data. HTTP error code."+ String(statusCode));
}
delay(15000);
}