/*
  MSJ Researchers World
  Date - 2nd DEC 2024
  Mentor - Mr. Siranjeevi M
  Contact - 7373771991
*/

#include <Adafruit_NeoPixel.h>

// Define NeoPixel settings
#define PIN 6 // Data pin connected to the NeoPixel
#define NUMPIXELS 16 // Number of LEDs in the strip

Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);

// LDR settings
#define LDR_PIN A0 // Analog pin connected to the LDR

void setup() {
  strip.begin(); // Initialize the NeoPixel strip
  strip.show();  // Clear the strip
  Serial.begin(9600); // Initialize serial communication
}

void loop() {
  // Read the LDR value
  int ldrValue = analogRead(LDR_PIN);
  Serial.println(ldrValue); // Print LDR value for debugging
  
  // Map the LDR value to brightness (0 to 255)
  int brightness = map(ldrValue, 0, 1023, 0, 255);
  
  // Set NeoPixel color based on brightness
  for (int i = 0; i < NUMPIXELS; i++) {
    strip.setPixelColor(i, strip.Color(brightness, brightness, brightness)); // White light with adjustable brightness
  }
  strip.show();
  
  delay(100); // Small delay for stability
}