#include<DHTesp.h>
DHTesp pavi;
TempAndHumidity data;

int trigger=4;
int echo=5; 
int red_light=32;
int orange_light=26;
int green_light=25;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pavi.setup(15,DHTesp::DHT22);
  pinMode(trigger,OUTPUT);
  pinMode(echo,INPUT);
  pinMode(32,OUTPUT);
  pinMode(26,OUTPUT);
  pinMode(25,OUTPUT);
}

int finding_distance(){
  digitalWrite(trigger,HIGH);
  delay(100);
  digitalWrite(trigger,LOW);
  float a=pulseIn(echo,HIGH);
  return(a*0.034/2);
}
void loop() {
  int distance=finding_distance();
  Serial.println(distance); 
  data=pavi.getTempAndHumidity();
  Serial.println("Hum :" +String(data.humidity));
  Serial.println("Temp :" +String(data.temperature));
 if ((distance>300) && (data.temperature<30) && (data.humidity>70))
 {
   digitalWrite(25,HIGH);
   digitalWrite(26,LOW);
   digitalWrite(32,LOW);
  Serial.println("you are safe");
  }
 else if ((distance<=300 && distance>=200)&& (data.temperature>=30 && data.temperature<=70) && (data.humidity>=30 && data.humidity<=70))
   { digitalWrite(26,HIGH);
    digitalWrite(25,LOW);
    digitalWrite(32,LOW);
   Serial.println("you are unsafe");}
   
 else if((distance<200) && (data.humidity<30) && (data.temperature>70))
{digitalWrite(32,HIGH);
digitalWrite(26,LOW);
digitalWrite(25,LOW);
Serial.println("you are in danger");
   }
else 
{digitalWrite(32,LOW);
digitalWrite(26,LOW);
digitalWrite(25,LOW);
Serial.println("Invalid data");

   }
  
  delay(10); 
}