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


//wifi setup line
char ssid[] = "Wokwi-GUEST";
char pass[] = "";
WiFiClient client;
unsigned long myChannelNumber = 2253965;
const char * myWriteAPIKey = "9YB92XD5JIT3U5N8";
int statusCode;


DHTesp dht;
TempAndHumidity data;
void setup() {
  
  // put your setup code here, to run once:
  Serial.begin(115200);
  //
  //wifi mode setup
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);

  dht.setup(25,DHTesp::DHT22);
  pinMode(4, OUTPUT);
}

void loop() {
//wifi connection setup
   if(WiFi.status() != WL_CONNECTED)
  {
  Serial.print("Attempting to connect");
    while(WiFi.status() != WL_CONNECTED)
    {
    WiFi.begin(ssid, pass); 
    Serial.print(".");
    delay(5000);
    }
  Serial.println("\nConnected.");
  }

  data = dht.getTempAndHumidity();
  Serial.println("humidity"+String(data.humidity));
  Serial.println("humidity"+String(data.temperature));
  // put your main code here, to run repeatedly:
  delay(250); // this speeds up the simulation
  if(data.temperature>42)
  {
    digitalWrite(4, HIGH);
  }
else
{
  digitalWrite(4, LOW);
}

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

//wifi response
  statusCode = ThingSpeak.writeFields(myChannelNumber,myWriteAPIKey);
  if(statusCode == 200) { //successful writing code
Serial.println("Channel update successful.");
}
else {
Serial.println("Problem Writing data. HTTP error code :" +
String(statusCode));
}
  delay(15000);
}