#include <FastLED.h>
#define DATA_PIN 4
// #define NUM_LEDS    16
// #define NUM_LEDS    30
#define NUM_LEDS    60
CRGB leds[NUM_LEDS];
CRGB leds_backup[NUM_LEDS];

void setup() {

  // Start Serial port
  Serial.begin(115200);

  pinMode(18, INPUT_PULLUP);

  //FASTLED leds obj
  FastLED.addLeds<WS2812, DATA_PIN, GRB>(leds, NUM_LEDS); //FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS);
  Serial.println(FastLED.getBrightness());
  //  FastLED.setBrightness(FastLED.getBrightness()+50);
  FastLED.setBrightness(200);
  Serial.println(FastLED.getBrightness());

/**/
  leds[0] = CRGB(0, 0, 250);  FastLED.show(); delay(200);  
  leds[15] = CRGB(0, 0, 250);  FastLED.show(); delay(200);
  leds[30] = CRGB(0, 0, 250);  FastLED.show(); delay(200);  
  leds[45] = CRGB(0, 0, 250);  FastLED.show(); delay(200);
/**/
/*
  leds[0] = CRGB(0, 0, 250);  FastLED.show(); delay(200);  
  leds[7] = CRGB(0, 0, 250);  FastLED.show(); delay(200);
  leds[15] = CRGB(0, 0, 250);  FastLED.show(); delay(200);  
  leds[23] = CRGB(0, 0, 250);  FastLED.show(); delay(200);
*/
/*
  leds[0] = CRGB(0, 0, 250);  FastLED.show(); delay(100);  
  leds[4] = CRGB(0, 0, 250);  FastLED.show(); delay(100);
  leds[8] = CRGB(0, 0, 250);  FastLED.show(); delay(100);  
  leds[12] = CRGB(0, 0, 250);  FastLED.show(); delay(100);
*/
  // SetTime(3,45,0);
  SetTime(12,10,0);

}

void loop() {

//  leds[t] = CRGB(rood, groen, blauw);
/*
  leds[0] = CRGB(50, 0, 0);  FastLED.show(); delay(1000);

  leds[1] = CRGB(50, 0, 0);  FastLED.show(); delay(1000);  
  leds[2] = CRGB(50, 0, 0);  FastLED.show(); delay(1000);
  leds[3] = CRGB(50, 0, 0);  FastLED.show(); delay(1000);  
  leds[4] = CRGB(50, 0, 0);  FastLED.show(); delay(1000);
  leds[5] = CRGB(50, 0, 0);  FastLED.show(); delay(1000);  
  leds[6] = CRGB(50, 0, 0);  FastLED.show(); delay(1000);
  leds[7] = CRGB(50, 0, 0);  FastLED.show(); delay(1000); 
*/
  delay(5000);
  for ( int t=1 ; t < 20+1 ; t++ ){
    SetDimMode();
    leds_backup[t] = leds[t];
    if (leds[t] == CRGB(0, 0, 0))
    {
      leds[t] = CRGB(0, 200, 0);
    
      FastLED.show();
      Serial.print("Led ");
      Serial.print(t);
      Serial.println(" green");

      delay(500);
    }else{
      leds[t] = CRGB(0, 200, 0);
      FastLED.show();
      delay(250);
      leds[t] = leds_backup[t];
      FastLED.show();
      delay(250);
    }
    
  }
  delay(2000);
  for ( int t=1 ; t < 20+1 ; t++ ){
    SetDimMode();
    leds[t] = CRGB(0, 0, 0);
    leds[t] = leds_backup[t];
    FastLED.show();
    Serial.print("Led ");
    Serial.print(t);
    Serial.println(" black");
    delay(500);
  }
  /**/

  FastLED.show(); 
  

}

void SetTime(int nHour, int nMinute, int nSecond){
  if (60/12*nHour != 60){
    leds[60/12*nHour] = CRGB(200, 0, 0); FastLED.show(); delay(200);
  }else{
    leds[0] = CRGB(200, 0, 0); FastLED.show(); delay(200);
  }

  if (60/60*nMinute != 60){
    leds[60/60*nMinute] = CRGB(255, 106, 0); FastLED.show(); delay(200);
  }else{
    leds[0] = CRGB(255, 106, 0); FastLED.show(); delay(200);
  }

}

void SetDimMode(){
  if (digitalRead(18) == HIGH){
    FastLED.setBrightness(200);
  }else{
    FastLED.setBrightness(100);
  }
}