#include <DHTesp.h>
#include <WiFi.h>
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

DHTesp suba;
TempAndHumidity data;

int trig=14;
int echo=12;
float d;
void setup() 
{
  Serial.begin(115200);
  WiFi.mode(WIFI_STA);
WiFi.begin(ssid, pass); 
  suba.setup(18, DHTesp::DHT22);

  pinMode(trig, OUTPUT);
  pinMode(echo, INPUT);
  pinMode(19, OUTPUT);
  pinMode(16, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(17, OUTPUT);
}

int Ultrasonic()
{
  digitalWrite(trig,LOW);
  delay(10);
  digitalWrite(trig,HIGH);
  delay(100);
  digitalWrite(trig,LOW);
  d=pulseIn(echo,HIGH);
  return(d*0.034/2)+1;
  delay(1000);
}

void loop()
{
  if(WiFi.status() != WL_CONNECTED)
  {
  Serial.print("Attempting to connect");
    while(WiFi.status() != WL_CONNECTED)
    {
    
    Serial.print("");
    delay(5000);
    }
  Serial.println("\nConnected.");
  }
  int dis=Ultrasonic();
  Serial.println(Ultrasonic());
  if(dis>=0 && dis<=100)
  {
    digitalWrite(19, HIGH);
    digitalWrite(16, LOW);
    digitalWrite(5, LOW);
    digitalWrite(17, LOW);
  }
  else if(dis>100 && dis<=200)
  {
    digitalWrite(16, HIGH);
    digitalWrite(19, LOW);
    digitalWrite(5, LOW);
    digitalWrite(17, LOW);
  }
  else if(dis>300 && dis<=400)
  {
    digitalWrite(19, LOW);
    digitalWrite(16, LOW);
    digitalWrite(5, HIGH);
    digitalWrite(17, LOW);
  }
  else
  {
    digitalWrite(19, HIGH);
    digitalWrite(16, LOW);
    digitalWrite(5, LOW);
    digitalWrite(17,HIGH);
  }
  data = suba.getTempAndHumidity();
  Serial.println("Humidity : " + String(data.humidity));
  Serial.println("Temperature : " + String(data.temperature));
  Serial.println("*************");
  delay(1000);

}