#include <FastLED.h>

#define NUM_STRIPS 6
#define NUM_LEDS_PART_A 50
#define NUM_LEDS_PART_B 25
#define NUM_LEDS_PART_C 3

CRGB ledsA[NUM_LEDS_PART_A];
CRGB ledsB[NUM_STRIPS][NUM_LEDS_PART_B];
CRGB ledsC[NUM_LEDS_PART_C];

//input pins - CSAK a tail lights PIN változott A0-ra
const int buttonPinL = 2;
const int buttonPinR = 3;
const int buttonPinEng = 4;
const int buttonPinKnightRider = 5;
const int buttonPinBrake = 6;
const int buttonPinTailLights = A0;  // CSAK EZ VÁLTOZOTT: 4-ről A0-ra
const int buttonPinReverse = 7;

int halfOfLeds = (NUM_LEDS_PART_A/2);
int buttonStateL = 0;
int buttonStateR = 0;
int engineOn = 0;
int maxBrtN = 0;
int KnightRiderState = 0;
int KnightRiderToOff = 0;
int Brake = 0;
int Reverse = 0;
int TailLights = 0;
int leftLeds = 0;
int rightLeds = 0;
int tailLeft = halfOfLeds-1;
int tailLeftSmall = 0;
int tailRight = halfOfLeds;
int tailRightSmall = 0;
int brakeToOffL = 0;
int brakeToOffR = 0;

int stateLT = 0;
int stateRT = 0;
uint8_t gBrtL = 0;
uint8_t gBrtR = 0;
int TailOn = 0;

// The RGB color codes can be found here https://github.com/FastLED/FastLED/wiki/Pixel-reference
unsigned long turnColor = 0xFFFF00;
unsigned long dashTurnColor = 0x008000;
unsigned long dashHazardColor = 0xff6a00;
unsigned long dashDayColor = 0xFFFFFF;
unsigned long dashKnightRiderColor = 0xFF0000;
unsigned long dashTailColor = 0x0000FF;

int showSignalBigStrip = 0;
int showTailBrakeReverseSmalStrip = 1;
int maxBrt = 254;
int maxBrtNight = 254;
int maxBrtBrake = 254;
int maxBrtReverse = 254;
int maxBrtTailLights = 180;
uint8_t gHue = 0;
int knightRiderRainbow = 0;
int knightRiderOvrDayL = 1;
int knightRiderSpeed = 20;
int knightRiderTail = 5;

int delayTurnLedAnim = 20;
int delayTurnLedOff = 100;
int delayLedToDayLight = 5;
int tailDelay = 20;
int nrAnimAfterOff = 5;

unsigned long currentMillis = 0; 
unsigned long previousMillis = 0;

int delayForHazard = 500;
unsigned long currentMillisSC = 0; 
unsigned long previousMillisSC = 0;

void setup() { 
  Serial.begin(115200);
  pinMode(buttonPinL, INPUT);
  pinMode(buttonPinR, INPUT);
  pinMode(buttonPinEng, INPUT);
  pinMode(buttonPinKnightRider, INPUT);
  pinMode(buttonPinBrake, INPUT);
  pinMode(buttonPinReverse, INPUT);
  pinMode(buttonPinTailLights, INPUT);
        
  FastLED.addLeds<NEOPIXEL, 13>(ledsA, NUM_LEDS_PART_A);
  FastLED.addLeds<NEOPIXEL, 12>(ledsB[0], NUM_LEDS_PART_B);
  FastLED.addLeds<NEOPIXEL, 11>(ledsB[1], NUM_LEDS_PART_B);
  FastLED.addLeds<NEOPIXEL, 10>(ledsB[2], NUM_LEDS_PART_B);
  FastLED.addLeds<NEOPIXEL, 9>(ledsB[3], NUM_LEDS_PART_B);
  FastLED.addLeds<NEOPIXEL, 8>(ledsC, NUM_LEDS_PART_C);
  
  attachInterrupt(digitalPinToInterrupt(buttonPinL), btnPressL, RISING);
  attachInterrupt(digitalPinToInterrupt(buttonPinR), btnPressR, RISING);

  fill_solid(ledsA, NUM_LEDS_PART_A, CRGB::Black);
  fill_solid(ledsB[0], NUM_LEDS_PART_B, CRGB::Black);
  fill_solid(ledsB[1], NUM_LEDS_PART_B, CRGB::Black);
  fill_solid(ledsB[2], NUM_LEDS_PART_B, CRGB::Black);
  fill_solid(ledsB[3], NUM_LEDS_PART_B, CRGB::Black);
  fill_solid(ledsC, NUM_LEDS_PART_C, CRGB::Black);
  
  FastLED.show();
}

void loop() {
  buttonStateL = digitalRead(buttonPinL); 
  buttonStateR = digitalRead(buttonPinR);
  engineOn = digitalRead(buttonPinEng);
  KnightRiderState = digitalRead(buttonPinKnightRider);

  currentMillisSC = millis();
  
  if(buttonStateL == HIGH){
    stateLT = 1;
    previousMillisSC = currentMillisSC;
  }else{
    if(currentMillisSC-previousMillisSC >= delayForHazard && stateLT >= nrAnimAfterOff && stateRT == 0){
      stateLT = 0;  
    }
  }

  if(buttonStateR == HIGH){
    stateRT = 1;
    previousMillisSC = currentMillisSC;
  }else{
    if(currentMillisSC-previousMillisSC >= delayForHazard && stateRT >= nrAnimAfterOff && stateLT == 0){
      stateRT = 0;  
    }
  }
  
  if(stateLT != 0 && stateRT != 0){
    leftLeds = NUM_LEDS_PART_B-1;
    rightLeds = NUM_LEDS_PART_A-NUM_LEDS_PART_B;

    for(int dot = 0; dot < NUM_LEDS_PART_B; dot++) {
        if(showSignalBigStrip == 1){
          ledsA[leftLeds] = turnColor;
          ledsA[rightLeds] = turnColor;          
        }
      
        ledsB[0][dot] = turnColor;
        ledsB[1][dot] = turnColor;
        ledsB[2][dot] = turnColor; 
        ledsB[3][dot] = turnColor;

        ledsC[0] = dashHazardColor;
        ledsC[2] = dashHazardColor;
      
        FastLED.show();
        currentMillis = previousMillis = millis();
        while(previousMillis + delayTurnLedAnim >= currentMillis){
          TailAndBrakeAndReverse();
          FastLED.show();
          currentMillis = millis();
        }
        leftLeds--;
        rightLeds++;
    }
    
    currentMillis = previousMillis = millis();
    while(previousMillis + delayTurnLedOff >= currentMillis){
      TailAndBrakeAndReverse();
      FastLED.show();
      currentMillis = millis();
    }

    if(showSignalBigStrip == 1){
      leftLeds = NUM_LEDS_PART_B-1;
      for(int dot = 0; dot < NUM_LEDS_PART_B; dot++) {
          ledsA[leftLeds] = 0x000000;          
          leftLeds--;
      }      
      rightLeds = NUM_LEDS_PART_A-NUM_LEDS_PART_B;
      for(int dot = 0; dot < NUM_LEDS_PART_B; dot++) {
          ledsA[rightLeds] = 0x000000;       
          rightLeds++;
      }
    }
    
    fill_solid(ledsB[0], NUM_LEDS_PART_B, CRGB::Black);
    fill_solid(ledsB[1], NUM_LEDS_PART_B, CRGB::Black);
    fill_solid(ledsB[2], NUM_LEDS_PART_B, CRGB::Black);
    fill_solid(ledsB[3], NUM_LEDS_PART_B, CRGB::Black);
    ledsC[0] = CRGB::Black;
    ledsC[2] = CRGB::Black;
    FastLED.show();
    
    currentMillis = previousMillis = millis();
    while(previousMillis + delayTurnLedOff >= currentMillis){
      TailAndBrakeAndReverse();
      FastLED.show();
      currentMillis = millis();
    }

    buttonStateL = digitalRead(buttonPinL); 
    buttonStateR = digitalRead(buttonPinR);
    stateLT++;
    stateRT++;
    
    if(buttonStateL != HIGH && buttonStateR != HIGH && stateLT >= nrAnimAfterOff && stateRT >= nrAnimAfterOff){
      if(buttonStateL == HIGH){
        stateLT = 1;
      }else{
        stateLT = 0;
        gBrtL = 0;
      }
      
      if(buttonStateR == HIGH){
        stateRT = 1;
      }else{
        stateRT = 0;
        gBrtR = 0;
      }
      
      if(buttonStateL != HIGH && buttonStateR != HIGH){
        currentMillis = previousMillis = millis();
        while(previousMillis + delayLedToDayLight >= currentMillis){
          TailAndBrakeAndReverse();
          FastLED.show();
          currentMillis = millis();
        }       
        resetTailPositions();
      }
    }    
  }else if(stateLT != 0){
    if(KnightRiderState == HIGH){
      fill_solid(ledsB[1], NUM_LEDS_PART_B, CRGB::Black);
      fill_solid(ledsB[3], NUM_LEDS_PART_B, CRGB::Black);
    }
    
    leftLeds = NUM_LEDS_PART_B-1;
    for(int dot = 0; dot < NUM_LEDS_PART_B; dot++) {
        if(showSignalBigStrip == 1){
          ledsA[leftLeds] = turnColor;          
        }
        ledsB[0][dot] = turnColor;
        ledsB[2][dot] = turnColor;
        ledsC[0] = dashTurnColor;
        
        FastLED.show();
        currentMillis = previousMillis = millis();
        while(previousMillis + delayTurnLedAnim >= currentMillis){
          TailAndBrakeAndReverse();
          FastLED.show();
          currentMillis = millis();
        }
        leftLeds--;
    }
    
    currentMillis = previousMillis = millis();
    while(previousMillis + delayTurnLedOff >= currentMillis){
      TailAndBrakeAndReverse();
      FastLED.show();
      currentMillis = millis();
    }

    leftLeds = NUM_LEDS_PART_B-1;
    for(int dot = 0; dot < NUM_LEDS_PART_B; dot++) {
        if(showSignalBigStrip == 1){
          ledsA[leftLeds] = 0x000000;          
        }
        ledsB[0][dot] = 0x000000;
        ledsB[2][dot] = 0x000000;
        ledsC[0] = 0x000000;
        leftLeds--;
    }

    FastLED.show();
    
    currentMillis = previousMillis = millis();
    while(previousMillis + delayTurnLedOff >= currentMillis){
      TailAndBrakeAndReverse();
      FastLED.show();
      currentMillis = millis();
    }

    stateLT++;
    if(stateLT >= nrAnimAfterOff && buttonStateL != HIGH){
      stateLT = 0;
      gBrtL = 0;
      currentMillis = previousMillis = millis();
      while(previousMillis + delayLedToDayLight >= currentMillis){
        TailAndBrakeAndReverse();
        FastLED.show();
        currentMillis = millis();
      }      
      resetTailPositions();
    }
  }else if(stateRT != 0){
    if(KnightRiderState == HIGH){
        fill_solid(ledsB[0], NUM_LEDS_PART_B, CRGB::Black);
        fill_solid(ledsB[2], NUM_LEDS_PART_B, CRGB::Black);
    }
    
    rightLeds = NUM_LEDS_PART_A-NUM_LEDS_PART_B;
    for(int dot = 0; dot < NUM_LEDS_PART_B; dot++) {
        if(showSignalBigStrip == 1){
          ledsA[rightLeds] = turnColor;          
        }
        ledsB[1][dot] = turnColor;
        ledsB[3][dot] = turnColor;
        ledsC[2] = dashTurnColor;
        
        FastLED.show();
        currentMillis = previousMillis = millis();
        while(previousMillis + delayTurnLedAnim >= currentMillis){
          TailAndBrakeAndReverse();
          FastLED.show();
          currentMillis = millis();
        }
        rightLeds++;
    }
    
    currentMillis = previousMillis = millis();
    while(previousMillis + delayTurnLedOff >= currentMillis){
      TailAndBrakeAndReverse();
      FastLED.show();
      currentMillis = millis();
    }
    
    rightLeds = NUM_LEDS_PART_A-NUM_LEDS_PART_B;
    for(int dot = 0; dot < NUM_LEDS_PART_B; dot++) {
        if(showSignalBigStrip == 1){
          ledsA[rightLeds] = 0x000000;          
        }
        ledsB[1][dot] = 0x000000;
        ledsB[3][dot] = 0x000000;
        ledsC[2] = 0x000000;
        rightLeds++;
    }
    
    FastLED.show();
    currentMillis = previousMillis = millis();
    while(previousMillis + delayTurnLedOff >= currentMillis){
      TailAndBrakeAndReverse();
      FastLED.show();
      currentMillis = millis();
    }

    stateRT++;
    if(stateRT >= nrAnimAfterOff && buttonStateR != HIGH){
      stateRT = 0;
      gBrtR = 0;
      currentMillis = previousMillis = millis();
      while(previousMillis + delayLedToDayLight >= currentMillis){
        TailAndBrakeAndReverse();
        FastLED.show();
        currentMillis = millis();
      }
      resetTailPositions();
    }
  }else{
      if(knightRiderOvrDayL == 1 && KnightRiderState == HIGH && engineOn == HIGH){
        engineOn = LOW;
      }
      
      if(TailLights == HIGH && engineOn == HIGH){
        maxBrtN = maxBrtNight;
      }else{
        maxBrtN = maxBrt;
      }

      if(stateLT == 0 && engineOn == HIGH){
        if(gBrtL <= maxBrtN){
          EVERY_N_MILLISECONDS( 1 ) { gBrtL++; }
          fill_solid( ledsB[2], NUM_LEDS_PART_B, CHSV(0,0,gBrtL));
        }else if(gBrtL >= maxBrtN){
          EVERY_N_MILLISECONDS( 1 ) { gBrtL--; }
          fill_solid( ledsB[2], NUM_LEDS_PART_B, CHSV(0,0,gBrtL));
        }
      }else{
        if(gBrtL > 0){
          EVERY_N_MILLISECONDS( 1 ) { gBrtL--; }
          fill_solid( ledsB[2], NUM_LEDS_PART_B, CHSV(0,0,gBrtL));
        }
      }
      
      if(stateRT == 0 && engineOn == HIGH){
        if(gBrtR <= maxBrtN){
          EVERY_N_MILLISECONDS( 1 ) { gBrtR++; }
          fill_solid( ledsB[3], NUM_LEDS_PART_B, CHSV(0,0,gBrtR));
        }else if(gBrtR >= maxBrtN){
          EVERY_N_MILLISECONDS( 1 ) { gBrtR--; }
          fill_solid( ledsB[3], NUM_LEDS_PART_B, CHSV(0,0,gBrtR));
        }
      }else{
        if(gBrtR > 0){
          EVERY_N_MILLISECONDS( 1 ) { gBrtR--; }
          fill_solid( ledsB[3], NUM_LEDS_PART_B, CHSV(0,0,gBrtR));
        }
      }
        
      if(KnightRiderState == HIGH && engineOn == LOW){
        if(knightRiderRainbow == 1){
          EVERY_N_MILLISECONDS( 20 ) { gHue++; }
        }
        fadeToBlackBy( ledsB[0], NUM_LEDS_PART_B, knightRiderTail);
        fadeToBlackBy( ledsB[1], NUM_LEDS_PART_B, knightRiderTail);
        fadeToBlackBy( ledsB[2], NUM_LEDS_PART_B, knightRiderTail);
        fadeToBlackBy( ledsB[3], NUM_LEDS_PART_B, knightRiderTail);
        int pos = beatsin16( knightRiderSpeed, 0, NUM_LEDS_PART_B-1 );
        ledsB[0][pos] += CHSV( gHue, 255, 192);
        ledsB[1][pos] += CHSV( gHue, 255, 192);
        ledsB[2][pos] += CHSV( gHue, 255, 192);
        ledsB[3][pos] += CHSV( gHue, 255, 192);
        KnightRiderToOff = 1;
      }else{
        if(KnightRiderToOff == 1){
          fill_solid(ledsB[0], NUM_LEDS_PART_B, CRGB::Black);
          fill_solid(ledsB[1], NUM_LEDS_PART_B, CRGB::Black);
          fill_solid(ledsB[2], NUM_LEDS_PART_B, CRGB::Black);
          fill_solid(ledsB[3], NUM_LEDS_PART_B, CRGB::Black);
          resetTailPositions();
          KnightRiderToOff = 0;
        }
      }
      TailAndBrakeAndReverse();
      FastLED.show();
  }
}

void TailAndBrakeAndReverse(){
  Brake = digitalRead(buttonPinBrake);
  TailLights = digitalRead(buttonPinTailLights);
  Reverse = digitalRead(buttonPinReverse);
    
  if(Reverse == HIGH){
    fill_solid(ledsA, NUM_LEDS_PART_A, CRGB::White);
    if(showTailBrakeReverseSmalStrip == 1){
       fill_solid(ledsB[0], NUM_LEDS_PART_B, CRGB::White);
       fill_solid(ledsB[1], NUM_LEDS_PART_B, CRGB::White);
    }
    return;
  }

  if(TailLights == HIGH && Brake == LOW){
    if(stateLT == 0 && stateRT == 0){
      if(tailLeft >= 0){
        EVERY_N_MILLISECONDS( tailDelay ) {
          ledsA[tailLeft]=CHSV(0,255,maxBrtTailLights);
          if(showTailBrakeReverseSmalStrip == 1 && tailLeft < NUM_LEDS_PART_B){
            tailLeftSmall = map(tailLeft,NUM_LEDS_PART_B-1,0,0,NUM_LEDS_PART_B-1);
            ledsB[0][tailLeftSmall]=CHSV(0,255,maxBrtTailLights);              
          }
          tailLeft--;
        }
      }
      
      if(tailRight < NUM_LEDS_PART_A){
        EVERY_N_MILLISECONDS( tailDelay ) {
          ledsA[tailRight]=CHSV(0,255,maxBrtTailLights);
          if(showTailBrakeReverseSmalStrip == 1 && tailRight > NUM_LEDS_PART_A-NUM_LEDS_PART_B-1){
            tailRightSmall = map(tailRight,NUM_LEDS_PART_A-NUM_LEDS_PART_B-1,NUM_LEDS_PART_A-1,0,NUM_LEDS_PART_B-1);
            ledsB[1][tailRightSmall]=CHSV(0,255,maxBrtTailLights);              
          }
          tailRight++;
        }
      }
    }else if(stateLT != 0 && stateRT != 0){
      if(showSignalBigStrip == 1){
        if(tailLeft >= NUM_LEDS_PART_B){
          EVERY_N_MILLISECONDS( tailDelay ) {
            ledsA[tailLeft]=CHSV(0,255,maxBrtTailLights);
            tailLeft--;
          }
        }
        if(tailRight < NUM_LEDS_PART_A-NUM_LEDS_PART_B){
          EVERY_N_MILLISECONDS( tailDelay ) {
            ledsA[tailRight]=CHSV(0,255,maxBrtTailLights);
            tailRight++;
          }
        }
      }else{
        if(tailLeft >= 0){
          EVERY_N_MILLISECONDS( tailDelay ) {
            ledsA[tailLeft]=CHSV(0,255,maxBrtTailLights);
            tailLeft--;
          }
        }
        if(tailRight < NUM_LEDS_PART_A){
          EVERY_N_MILLISECONDS( tailDelay ) {
            ledsA[tailRight]=CHSV(0,255,maxBrtTailLights);
            tailRight++;
          }
        }
      }
    }else{
      if(stateLT != 0){
        if(showSignalBigStrip == 1){
          if(tailLeft >= NUM_LEDS_PART_B){   
            EVERY_N_MILLISECONDS( tailDelay ) {
              ledsA[tailLeft]=CHSV(0,255,maxBrtTailLights);
              tailLeft--;
            }
          }          
        }else{
          if(tailLeft >= 0){   
            EVERY_N_MILLISECONDS( tailDelay ) {
              ledsA[tailLeft]=CHSV(0,255,maxBrtTailLights);
              tailLeft--;
            }
          }
        }
        if(tailRight < NUM_LEDS_PART_A){ 
          EVERY_N_MILLISECONDS( tailDelay ) {
            ledsA[tailRight]=CHSV(0,255,maxBrtTailLights);
            if(showTailBrakeReverseSmalStrip == 1 && tailRight > NUM_LEDS_PART_A-NUM_LEDS_PART_B-1){
              tailRightSmall = map(tailRight,NUM_LEDS_PART_A-NUM_LEDS_PART_B-1,NUM_LEDS_PART_A-1,0,NUM_LEDS_PART_B-1);
              ledsB[1][tailRightSmall]=CHSV(0,255,maxBrtTailLights);              
            }
            tailRight++;
          }
        }
      }
      if(stateRT != 0){
        if(tailLeft >= 0){   
          EVERY_N_MILLISECONDS( tailDelay ) {
            ledsA[tailLeft]=CHSV(0,255,maxBrtTailLights);
            if(showTailBrakeReverseSmalStrip == 1 && tailLeft < NUM_LEDS_PART_B){
              tailLeftSmall = map(tailLeft,NUM_LEDS_PART_B-1,0,0,NUM_LEDS_PART_B-1);
              ledsB[0][tailLeftSmall]=CHSV(0,255,maxBrtTailLights);              
            }
            tailLeft--;
          }
        }
        if(showSignalBigStrip == 1){
          if(tailRight < NUM_LEDS_PART_A-NUM_LEDS_PART_B){ 
            EVERY_N_MILLISECONDS( tailDelay ) {
              ledsA[tailRight]=CHSV(0,255,maxBrtTailLights);
              tailRight++;
            }
          }            
        }else{
          if(tailRight < NUM_LEDS_PART_A){ 
            EVERY_N_MILLISECONDS( tailDelay ) {
              ledsA[tailRight]=CHSV(0,255,maxBrtTailLights);
              tailRight++;
            }
          }
        }
      }
    }       
  }else if(Brake == HIGH){
    if(stateLT == 0 && stateRT == 0){
      fill_solid( ledsA, NUM_LEDS_PART_A, CHSV(0,255,maxBrtBrake));
      if(showTailBrakeReverseSmalStrip == 1){
        fill_solid( ledsB[0], NUM_LEDS_PART_B, CHSV(0,255,maxBrtBrake));
        fill_solid( ledsB[1], NUM_LEDS_PART_B, CHSV(0,255,maxBrtBrake));   
      }
    }else if(stateLT != 0 && stateRT != 0){
      if(showSignalBigStrip == 1){
        for(int i = NUM_LEDS_PART_B; i < halfOfLeds; i++){
          ledsA[i] = CHSV(0,255,maxBrtBrake);
        }      
        for(int i = halfOfLeds; i < NUM_LEDS_PART_A-NUM_LEDS_PART_B; i++){
          ledsA[i] = CHSV(0,255,maxBrtBrake);
        }          
      }else{
        for(int i = 0; i < halfOfLeds; i++){
          ledsA[i] = CHSV(0,255,maxBrtBrake);
        }      
        for(int i = halfOfLeds; i < NUM_LEDS_PART_A; i++){
          ledsA[i] = CHSV(0,255,maxBrtBrake);
        }
      }
    }else{
      if(stateLT != 0){
        if(showSignalBigStrip == 1){
          for(int i = NUM_LEDS_PART_B; i < halfOfLeds; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }
          for(int i = halfOfLeds; i < NUM_LEDS_PART_A; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }              
        }else{
          for(int i = 0; i < halfOfLeds; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }
          for(int i = halfOfLeds; i < NUM_LEDS_PART_A; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }
        }
        if(showTailBrakeReverseSmalStrip == 1){
          fill_solid( ledsB[1], NUM_LEDS_PART_B, CHSV(0,255,maxBrtBrake));   
        }
      }
      if(stateRT != 0){
        if(showSignalBigStrip == 1){
          for(int i = halfOfLeds; i < NUM_LEDS_PART_A-NUM_LEDS_PART_B; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }
          for(int i = 0; i < halfOfLeds; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }
        }else{
          for(int i = halfOfLeds; i < NUM_LEDS_PART_A; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }
          for(int i = 0; i < halfOfLeds; i++){
            ledsA[i] = CHSV(0,255,maxBrtBrake);
          }
        }
        if(showTailBrakeReverseSmalStrip == 1){
          fill_solid( ledsB[0], NUM_LEDS_PART_B, CHSV(0,255,maxBrtBrake));
        }
      }
    }
    tailLeft = halfOfLeds-1;
    tailRight = halfOfLeds;
    brakeToOffL = 1;
    brakeToOffR = 1;
  }else{
    if(tailLeft < halfOfLeds-1){
      EVERY_N_MILLISECONDS( tailDelay ) {
        tailLeft++;
        ledsA[tailLeft]=CHSV(0,0,0);
        if(showTailBrakeReverseSmalStrip == 1 && tailLeft < NUM_LEDS_PART_B){
          tailLeftSmall = map(tailLeft,NUM_LEDS_PART_B-1,0,0,NUM_LEDS_PART_B-1);
          ledsB[0][tailLeftSmall]=CHSV(0,0,0);
        }
      }
    }else{
      if(stateLT != 0){
        if(brakeToOffL == 1){
          if(showSignalBigStrip == 1){
            for(int i = NUM_LEDS_PART_B; i < halfOfLeds; i++){
              ledsA[i] = CHSV(0,0,0);
            }              
          }else{
            for(int i = 0; i < halfOfLeds; i++){
              ledsA[i] = CHSV(0,0,0);
            }
          }
          brakeToOffL = 0;
        }
      }else{
        for(int i = 0; i < halfOfLeds; i++){
          ledsA[i] = CHSV(0,0,0);
        }
        if(KnightRiderState == LOW){
          fill_solid( ledsB[0], NUM_LEDS_PART_B, CHSV(0,0,0));
        }
      }
    }

    if(tailRight > halfOfLeds){
      EVERY_N_MILLISECONDS( tailDelay ) {
        tailRight--;
        ledsA[tailRight]=CHSV(0,0,0);
        if(showTailBrakeReverseSmalStrip == 1 && tailRight > NUM_LEDS_PART_A-NUM_LEDS_PART_B-1){
          tailRightSmall = map(tailRight,NUM_LEDS_PART_A-NUM_LEDS_PART_B-1,NUM_LEDS_PART_A-1,0,NUM_LEDS_PART_B-1);
          ledsB[1][tailRightSmall]=CHSV(0,0,0);
        }
      }
    }else{
      if(stateRT != 0){
        if(brakeToOffR == 1){
          if(showSignalBigStrip == 1){
            for(int i = halfOfLeds; i < NUM_LEDS_PART_A-NUM_LEDS_PART_B; i++){
              ledsA[i] = CHSV(0,0,0);
            }              
          }else{
            for(int i = halfOfLeds; i < NUM_LEDS_PART_A; i++){
              ledsA[i] = CHSV(0,0,0);
            }
          }
          brakeToOffR = 0;
        }
      }else{
        for(int i = halfOfLeds; i < NUM_LEDS_PART_A; i++){
          ledsA[i] = CHSV(0,0,0);
        }
        if(KnightRiderState == LOW){
          fill_solid( ledsB[1], NUM_LEDS_PART_B, CHSV(0,0,0));            
        }
      }
    }
  }
  
  if(engineOn == HIGH && TailLights == LOW){
    ledsC[1] = dashDayColor;      
  }else if(KnightRiderState == HIGH){
    ledsC[1] = dashKnightRiderColor;
  }else if(TailLights == HIGH){
    ledsC[1] = dashTailColor;
  }else{
    ledsC[1] = 0x000000;
  }
}

void resetTailPositions(){
  if(showSignalBigStrip == 1){
    tailLeft = NUM_LEDS_PART_B;
    tailRight = NUM_LEDS_PART_A-NUM_LEDS_PART_B;
  }else{
    tailLeft = halfOfLeds-1;
    tailRight = halfOfLeds;
  }
}

void btnPressL(){
  stateLT = 1;
  for(int nr = 0; nr < 1500; nr++) { 
    buttonStateR = digitalRead(buttonPinR);
    if(buttonStateR == HIGH){
      stateRT = 1;     
    }
  }  
}

void btnPressR(){
  stateRT = 1;
  for(int nr = 0; nr < 1500; nr++) { 
    buttonStateL = digitalRead(buttonPinL); 
    if(buttonStateL == HIGH){
      stateLT = 1;
    }
  }
}