#include <OneWire.h>
#include <DallasTemperature.h>

const int ds18b20Pin = 2;  // Digital pin for DS18B20 DQ (data) connection
const int acPowerPin = 9;   // Digital pin for AC power control
const int ledPin = 13;      // Digital pin for LED

OneWire oneWire(ds18b20Pin);
DallasTemperature sensors(&oneWire);

void setup() {
  pinMode(acPowerPin, OUTPUT);
  pinMode(ledPin, OUTPUT);  // Set LED pin as an output
  Serial.begin(9600);

  sensors.begin();  // Initialize the DS18B20 sensor
}

void loop() {
  // Simulate temperature change (replace this with your method of temperature input)
  float temperature = simulateTemperatureChange();

  // Simulate AC control based on temperature
  if (temperature > 25.0) {
    digitalWrite(acPowerPin, HIGH);  // Turn on AC
    digitalWrite(ledPin, HIGH);      // Turn on LED
  } else {
    digitalWrite(acPowerPin, LOW);   // Turn off AC
    digitalWrite(ledPin, LOW);       // Turn off LED
  }

  // Print temperature, AC status, and LED status to Serial Monitor
  Serial.print("Temperature: ");
  Serial.print(temperature);
  Serial.print(" °C | AC Status: ");
  Serial.print(digitalRead(acPowerPin) == HIGH ? "ON" : "OFF");
  Serial.print(" | LED Status: ");
  Serial.println(digitalRead(ledPin) == HIGH ? "ON" : "OFF");

  delay(1000);
}

float simulateTemperatureChange() {
  // Simulate a temperature change (replace this with your logic)
  static float currentTemperature = 20.0;  // Initial temperature
  currentTemperature += 0.1;               // Increase temperature
  return currentTemperature;
}