int trigger=26;
int echo=27;
float distance;

#include <DHTesp.h>

DHTesp sujith;
TempAndHumidity data;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
 sujith.setup(18, DHTesp::DHT22);

  pinMode(trigger, OUTPUT);
  pinMode(echo, INPUT);
  pinMode(2, OUTPUT);
  pinMode(15, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(23, OUTPUT);
}
int ultraperformance(){
digitalWrite(trigger, LOW);
delay(10);
digitalWrite(trigger, HIGH);
delay(100);
digitalWrite(trigger,LOW);
distance=pulseIn(echo, HIGH);
return(distance*0.034/2)+1;
}

void loop() {
  int actual_distance= ultraperformance();
 Serial.println(actual_distance);

  data = sujith.getTempAndHumidity();

  Serial.println("Humi : " + String(data.humidity));
  Serial.println("Temp : " + String(data.temperature));

 if (actual_distance>=300 && data.temperature<30 && data.humidity>70){ 
  digitalWrite(2, HIGH);
  digitalWrite(15, LOW);
  digitalWrite(5, LOW);
  Serial.println("You are safe");
 }

else if (actual_distance>=200 && actual_distance<=300 && data.temperature>=30 && data.temperature<=70 && data.humidity>=30 && data.humidity<=70){
    digitalWrite(2, LOW);
    digitalWrite(15, HIGH);
    digitalWrite(5, LOW);
    Serial.println("You are safe");
}

else if (actual_distance>=0 && actual_distance<=200 && data.temperature>=70 && data.humidity<=30){
  digitalWrite(2,LOW);
  digitalWrite(15, LOW);
  digitalWrite(5, HIGH);
  Serial.println("You are in danger");
  tone(23,10000);
}

else{
    digitalWrite(2, LOW);
  digitalWrite(15, LOW);
  digitalWrite(5, LOW);
}



}