#include <DHTesp.h>

#include <WiFi.h>
#include <ThingSpeak.h>
DHTesp dhtSensor;
TempAndHumidity data;
const int dhtPin=13;
const int trigPin=15;
const int echoPin=2;
char ssid[]="Wokwi-GUEST";
char pass[]="";
WiFiClient client;
unsigned long
myChannelNumber=2230952;
const char*myWriteAPIKey="2FY2R424WWJGR663";
int statusCode;

void setup() {

  
  // put your setup code here, to run once:
  Serial.begin(115200);
  dhtSensor.setup(dhtPin,DHTesp::DHT22);
  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
WiFi.mode(WIFI_STA);
ThingSpeak.begin(client);
  
}

void loop() {
  data=dhtSensor.getTempAndHumidity();
  Serial.println("temp"+String(data.temperature));
  Serial.println("humidity"+String(data.humidity));
   digitalWrite(trigPin, LOW);
  delay(2);
  digitalWrite(trigPin, HIGH);
    delay(10);
    digitalWrite(trigPin, LOW);
    int duration = pulseIn(echoPin,HIGH);
    int distance = duration*0.034/2+1;
    Serial.println(distance);
    delay(10); 
  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("\n Connected");
  ThingSpeak.setField(1,distance);
  ThingSpeak.setField(2,data.humidity);
  ThingSpeak.setField(3,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);
  
}