//LED Ring

#include <Adafruit_NeoPixel.h>

#define BUTTON_PIN 11
bool LED_ON = false;

#define PIN            12  // Define the pin where the data line is connected
#define NUMPIXELS      16 // Define the number of pixels in your LED ring

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

void LED_UPDATE() {
  pixels.show(); // Update the Neopixel with the new color
}
void LED_CHANGECOLOR(int CC_R,int CC_G,int CC_B,int pixelcount, bool updatecolor = true) {
  pixels.setPixelColor(pixelcount, pixels.Color(CC_R, CC_G, CC_B)); // Set the custom color
  if (updatecolor) {LED_UPDATE();}
}
void LED_UPDATEALL(int CC_R,int CC_G,int CC_B, bool updatecolor = true) {
  for (int updateprogress = 0; updateprogress<NUMPIXELS; updateprogress++) {
    LED_CHANGECOLOR(CC_R,CC_G,CC_B,updateprogress,false);
  }
  if (updatecolor) {LED_UPDATE();}
}

void LED_Test() {
  for (int i = 0; i<16; i++) {
    LED_CHANGECOLOR(255,0,0,i);
    delay(50);
  }
  for (int i = 0; i<16; i++) {
    LED_CHANGECOLOR(0,255,0,i);
    delay(50);
  }
  for (int i = 0; i<16; i++) {
    LED_CHANGECOLOR(0,0,255,i);
    delay(50);
  }
  LED_UPDATEALL(0,0,0);
  delay(200);
  LED_UPDATEALL(255,255,255);
  delay(200);
  LED_UPDATEALL(0,0,0);
  delay(200);
  LED_UPDATEALL(255,255,255);
  delay(100);
}


void setup() {
  Serial.begin(115200);
  pixels.begin(); // Initialize the Neopixel library
  pinMode(BUTTON_PIN, INPUT_PULLUP);
}

void loop() {
  if (!LED_ON) {
    while (digitalRead(BUTTON_PIN)) {
      delay(50);
    }
    LED_Test();
    LED_UPDATEALL(0,150,255);
  }
  delay(50);
}