#include <OneWire.h>
#include <DallasTemperature.h>
//parsa_shams_ali_zadeh
#define fan 5
#define LDR A0
#define output 2
#define hiter 4
OneWire oneWire(output);
DallasTemperature sensors(&oneWire);
void setup() {
  Serial.begin(9600);
  sensors.begin();
  pinMode(hiter,OUTPUT);
  pinMode(fan,OUTPUT);
  pinMode(7,OUTPUT);
  pinMode(8,OUTPUT);
  pinMode(9,OUTPUT);
  pinMode(10,OUTPUT);}
void loop() {
  sensors.requestTemperatures();
  float temp = sensors.getTempCByIndex(0);
  if (temp != DEVICE_DISCONNECTED_C){
       Serial.print("Temperature hast: ");
       Serial.println(temp);
      if(temp < 30){
        digitalWrite(fan, LOW);
        digitalWrite(hiter, HIGH);}
  if(temp < 50 && temp > 30){
        digitalWrite(fan, LOW);
        digitalWrite(hiter, LOW);}
  if(temp >= 50){
        digitalWrite(fan, HIGH);
        digitalWrite(hiter, LOW);}}
  while(analogRead(LDR) >= 400){
      digitalWrite(7, 0);
      digitalWrite(8, 0);
      digitalWrite(9, 0);
      digitalWrite(10, 0);
  if(temp < 30){
        digitalWrite(fan, LOW);
        digitalWrite(hiter, 1=HIGH);}
  if(temp < 50 && temp > 30){
        digitalWrite(fan, LOW);
        digitalWrite(hiter, LOW);}
  if(temp >= 50){
        digitalWrite(fan, HIGH);
        digitalWrite(hiter, LOW);}}
        else{Serial.println("data eror dad ");}
}
}