#include <DHTesp.h>
int trig =13;
int echo =27;
float green=5;
float orange =21;
float red =19;
float distance;
DHTesp dhanin;
TempAndHumidity data;

void setup() {
 Serial.begin(115200);
 dhanin.setup(18, DHTesp:: DHT22);
 pinMode(trig, OUTPUT);
 pinMode(echo, INPUT);
 pinMode(green, OUTPUT);
 pinMode (orange, OUTPUT);
 pinMode(red,OUTPUT);
 tone(19, OUTPUT);
}
int ultraperformance(){
 digitalWrite(trig, LOW);
 delay(100);
 digitalWrite(trig, HIGH);
 delay(100);
 digitalWrite(trig, LOW);
 distance=pulseIn(echo,HIGH);
 return(distance*0.034/2)+1;
 }


void loop() {
  data = dhanin.getTempAndHumidity();
  Serial.println("Humi : " + String(data.humidity));
  Serial.println("Temp : " + String(data.temperature));
  Serial.println("-----------------");
  delay(1000);

 float actual_distance=ultraperformance();
 Serial.println(actual_distance);

 if (actual_distance>300 && data.humidity>70 && data.temperature<30 ) {
 digitalWrite(green, HIGH);
 digitalWrite(orange, LOW);
 digitalWrite(red, LOW);
 Serial.println("dhanin is safe");
 tone(19,LOW);
 }

 else if(actual_distance>=200 && actual_distance <300  && data.humidity<=70 && data.temperature>=30 && data.humidity>=30 && data.temperature<=70){
 digitalWrite(orange ,HIGH);
 digitalWrite(green, LOW);
 digitalWrite(red, LOW);
 Serial.println("dhanin is unsafe");
 tone(19,LOW);
 }

 else if(actual_distance>=0 && actual_distance<200  && data.humidity<30 && data.temperature>70){
 digitalWrite(red ,HIGH);
 digitalWrite(orange , LOW);
 digitalWrite(green, LOW);
 Serial.println("dhanin in danger ");
 tone (19,10000);
 }
 else{
 digitalWrite(green, LOW);
 digitalWrite(orange, LOW);
 digitalWrite(red, LOW);
 tone (19,10000);
 }
}