#include <Adafruit_NeoPixel.h>
#include <Adafruit_NeoMatrix.h>

#define PIN 13        // Data pin for RGB matrix
#define WIDTH 8
#define HEIGHT 8

Adafruit_NeoMatrix matrix = Adafruit_NeoMatrix(
  WIDTH, HEIGHT, PIN,
  NEO_MATRIX_TOP + NEO_MATRIX_LEFT +
  NEO_MATRIX_ROWS + NEO_MATRIX_PROGRESSIVE,
  NEO_GRB + NEO_KHZ800
);

void setup() {
  matrix.begin();
  matrix.setBrightness(150);
}

void loop() {
  rainbowCycle(5);          // Rainbow animation
  sparkleEffect(100);       // Sparkle mode
  scrollText("AI Centre Nandurbar", matrix.Color(0, 0, 255)); // Scrolling text
}

// 🌈 Rainbow animation
void rainbowCycle(uint8_t wait) {
  for (uint16_t j = 0; j < 256 * 5; j++) {
    for (uint16_t i = 0; i < matrix.numPixels(); i++) {
      matrix.setPixelColor(i, matrix.ColorHSV((i * 256 / matrix.numPixels() + j) & 255, 255, 255));
    }
    matrix.show();
    delay(wait);
  }
}

// ✨ Sparkle effect
void sparkleEffect(uint8_t delayTime) {
  for (int i = 0; i < 50; i++) {
    int pixel = random(matrix.numPixels());
    matrix.setPixelColor(pixel, matrix.Color(random(255), random(255), random(255)));
    matrix.show();
    delay(delayTime);
    matrix.setPixelColor(pixel, 0);
  }
}

// 📝 Scrolling bilingual text
void scrollText(const char* msg, uint16_t color) {
  for (int x = matrix.width(); x > -strlen(msg) * 6; x--) {
    matrix.fillScreen(0);
    matrix.setTextColor(color);
    matrix.setCursor(x, 1);
    matrix.print(msg);
    matrix.show();
    delay(50);
  }
}