#include "thingProperties.h"

// Define LDR Pin
const int LDRanalog = 15; // Analog pin
const int LDRdigital = 16; // Digital pin

// Constants for Lux calculation
const float GAMMA = 0.7;
const float RL10 = 50;

void setup() {
  Serial.begin(9600);
  delay(1500);

  initProperties();
  ArduinoCloud.begin(ArduinoIoTPreferredConnection);
  setDebugMessageLevel(2);
  ArduinoCloud.printDebugInfo();
  
  pinMode(14, OUTPUT); // Set built-in LED pin as output
}

void loop() {
  ArduinoCloud.update();

  // Read LDR values
  int nilaiDigital = digitalRead(LDRdigital);
  int nilaiADC = analogRead(LDRanalog);

  // Calculate Lux
  float voltage = nilaiADC * 5.0 / 4095.0;
  float resistance = 2000.0 * voltage / (1.0 - voltage / 5.0);
  float lux = pow(RL10 * 1000.0 * pow(10.0, GAMMA) / resistance, 1.0 / GAMMA);

  // Print sensor values
  Serial.print("Nilai Digital = ");
  Serial.println(nilaiDigital);
  Serial.print("Nilai ADC     = ");
  Serial.println(nilaiADC);
  Serial.print("Lux           = ");
  Serial.println(lux);
  Serial.print("Tegangan      = ");
  Serial.println(voltage);
  
  // Control LED based on ADC value
  digitalWrite(14, nilaiADC >= 2000 ? HIGH : LOW);
}

// Functions to handle changes in IoT Cloud variables
void onLedChange() {
  // Add your code here to act upon LED change
}

void onOnofChange() {
  // Add your code here to act upon Onof change
}

void onLdrChange() {
  // Add your code here to act upon LDR change
}