#include <DHTesp.h>
int green=27;
int red=25;
int orange=14;
int trigger=5;
int echo=17;
DHTesp madhu;
TempAndHumidity data;
void setup(){
  Serial.begin(115200);
  pinMode(green, OUTPUT);
  pinMode(red,OUTPUT);
  pinMode(trigger, OUTPUT);
  pinMode(echo, INPUT);
  pinMode(orange, OUTPUT);
  madhu.setup(18,DHTesp::DHT22);

}
int find_distance(){
  digitalWrite(trigger, HIGH);
  delay(100);
  digitalWrite(trigger , LOW);
  float a=pulseIn(echo,HIGH);
  return(a*0.034/2);
}
void loop()
{
  int temp;
  int humi;
  data=madhu.getTempAndHumidity();
  delay(2000);
  temp=int (data.temperature );
  humi=int(data.humidity );
  int temperatureRange;
  if(temp<30){
    temperatureRange=1;
  }else if((temp>=30)&&(temp<=70)){
    temperatureRange=2;
  }
  else if(temp>70){
    temperatureRange=3;
  }
  int humidityRange;
  if (humi>70){
    humidityRange=10;
  }
  else if((humi>=30)&&(humi<=70)){
    humidityRange=30;
  }
  else if(humi<30){
    humidityRange=30;
  }
  int distance=find_distance();
  int distanceRange;
  if(distance>300){
    distanceRange=100;
  }
  else if((distance>=200)&&(distance<=300)){
    distanceRange=200;
  }
  else if(distance<200){
    distanceRange=300;
  }
  int total=temperatureRange+humidityRange+distanceRange;
  switch(total){
    case 111:
    digitalWrite(green, HIGH);
    digitalWrite(red, LOW);
    digitalWrite(orange, LOW);
    Serial.println("you are in safe");
    break;
  
  case 222:
  digitalWrite(red, LOW);
  digitalWrite(green, LOW);
  digitalWrite(orange, HIGH);
  Serial.println("your in unsafe ");
  break;
  case 333:
  digitalWrite(orange, LOW);
  digitalWrite(orange, LOW);
  digitalWrite(red, HIGH);
  Serial.println("your in danger");
  break;
  default:
  digitalWrite(red, LOW);
  digitalWrite(orange, LOW);
  digitalWrite(green, LOW);
  delay(3000);

}
Serial.println("humi"+String(data.humidity ));
Serial.println("Temp"+String(data.temperature ));
Serial.println(distance );
delay(2000);
}