#include <FastLED.h>

// How many leds in your strip?
#define NUM_LEDS 48

// For led chips like WS2812, which have a data line, ground, and power, you just
// need to define DATA_PIN.  For led chipsets that are SPI based (four wires - data, clock,
// ground, and power), like the LPD8806 define both DATA_PIN and CLOCK_PIN
// Clock pin only needed for SPI based chipsets when not using hardware SPI
#define DATA_PIN 5
#define button1 13
#define CLOCK_PIN 13

// Define the array of leds
CRGB leds[NUM_LEDS];

void setup() {
    // Uncomment/edit one of the following lines for your leds arrangement.
    // ## Clockless types ##
    FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);  // GRB ordering is assumed
    // FastLED.addLeds<SM16703, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1829, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1812, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1809, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1804, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1803, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS1903, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS1903B, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS1904, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS2903, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2812, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<WS2852, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<GS1903, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<SK6812, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<SK6822, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<APA106, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<PL9823, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<SK6822, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2811, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2813, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<APA104, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2811_400, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<GE8822, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<GW6205, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<GW6205_400, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<LPD1886, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<LPD1886_8BIT, DATA_PIN, RGB>(leds, NUM_LEDS);
    // ## Clocked (SPI) types ##
    // FastLED.addLeds<LPD6803, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<LPD8806, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<WS2801, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2803, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<SM16716, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<P9813, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical
    // FastLED.addLeds<DOTSTAR, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical
    // FastLED.addLeds<APA102, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical
    // FastLED.addLeds<SK9822, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical

    pinMode(button1, INPUT);
}

int bight = 230;
int millisDelay = 10000;
unsigned long myTime = 0;

void loop() {




 /*if (myTime < millis()) {
    myTime = millis() + millisDelay;
    mainLED();
  }
  */

  if (digitalRead(button1) == HIGH){
    // Declare a variable to store the input angle
    int i;

    for (i=0; i<NUM_LEDS;i++){
      leds[i] = CRGB::Black;
    }

    
    while(digitalRead(button1) == HIGH){
      // ================= GO! ===================
    for (i=0; i<NUM_LEDS;i++){
      leds[i] = CRGB::Blue;
      int j;
      for (j=1; j<11;j++){
        if (!((i - j) < 0)){
          if (j == 10) {
            leds[i-j] = CRGB::Black;
          } else {
            leds[i-j].fadeLightBy(35);
          }
        }
      }
      FastLED.show();
      delay(20);
    }

    // ===================== BACK! ===================
    for (i=0; i<NUM_LEDS;i++){
      leds[(NUM_LEDS-1)-i] = CRGB::Blue;
      int j;
      for (j=1; j<11;j++){
        if (!((((NUM_LEDS-1)-i)+j) > (NUM_LEDS-1))){
          if (j == 10) {
            leds[(((NUM_LEDS-1)-i)+j)] = CRGB::Black;
          } else {
            leds[(((NUM_LEDS-1)-i)+j)].fadeLightBy(35);
          }
        }
      }
      FastLED.show();
      delay(20);
    }

    };
  }

}

void mainLED(){
  // Turn the LED on, then pause
  int i;
  for (i=0;i<NUM_LEDS;i++){
    // Declare a variable to store the RGB value
    int* rgbValue;
    // Call the function and assign the result to the variable
    rgbValue = randomRGB();
    leds[i] = CRGB(rgbValue[0], rgbValue[1], rgbValue[2]);
    // Free the memory allocated by the function
    free(rgbValue);
  }
  
  FastLED.show();
}

// =======================================================
// ============ RANDON GENERATED RGB VALUES ==============
// =======================================================

// This function returns a random RGB value as an array of three integers
int* randomRGB() {
  // Create an array to store the RGB value
  int* rgb = (int*) malloc(3 * sizeof(int));
  // Generate a random number between 0 and 255 for each color component
  rgb[0] = random(0, 256); // Red
  rgb[1] = random(0, 256); // Green
  rgb[2] = random(0, 256); // Blue
  // Return the RGB value
  return rgb;
}









// =======================================================
// ============ BLUR FUNCTION ==============
// =======================================================

void Test_BLUR() {
  // Turn the LED on, then pause
  int i;
  for (i=0;i<NUM_LEDS;i++){
    // Declare a variable to store the RGB value
    int* rgbValue;
    // Call the function and assign the result to the variable
    rgbValue = randomRGB();
    leds[i] = CRGB(rgbValue[0], rgbValue[1], rgbValue[2]);
    // Free the memory allocated by the function
    free(rgbValue);
  }
  
  FastLED.show();
  delay(10000);
  // Now turn the LED off, then pause
  //for (i=0;i<NUM_LEDS;i++){
  //  leds[i] = CRGB::Black;
  //}

  blur1d (leds, NUM_LEDS, 172);

  FastLED.show();
  delay(20000);
}

// =======================================================
// ============ LOOP COPY TO GO BACK TO  ==============
// =======================================================
/*
void loop() {
  // Turn the LED on, then pause
  int i;
  for (i=0;i<NUM_LEDS;i++){
    // Declare a variable to store the RGB value
    int* rgbValue;
    // Call the function and assign the result to the variable
    rgbValue = randomRGB();
    leds[i] = CRGB(rgbValue[0], rgbValue[1], rgbValue[2]);
    // Free the memory allocated by the function
    free(rgbValue);
  }
  
  FastLED.show();
  delay(2000);


  fade_video (leds, NUM_LEDS, 150);

  FastLED.show();
  delay(2000);
}
*/