#define Blinker_Right 17
#define Blinker_Left 16
#define Brightness_Toggle 15
#define BR_LED_PIN 12
#define BL_LED_PIN 13
#define BRK_LED_PIN 14
#define Blinker_Pixels 8
#define BRK_Pixels 12
#define Pixel_SPD 100
#include <Adafruit_NeoPixel.h>


Adafruit_NeoPixel BL_LED(Blinker_Pixels, BL_LED_PIN, NEO_GRB + NEO_KHZ800);
Adafruit_NeoPixel BR_LED(Blinker_Pixels, BR_LED_PIN, NEO_GRB + NEO_KHZ800);
Adafruit_NeoPixel BRK_LED(BRK_Pixels, BRK_LED_PIN, NEO_GRB + NEO_KHZ800);
void clearLEDs(){
  BL_LED.clear();
  BR_LED.clear();
  BRK_LED.clear();
}
void setup() {
  Serial.begin(57600);
  // put your setup code here, to run once:
  pinMode(Blinker_Right,INPUT);
  pinMode(Blinker_Left,INPUT);
  pinMode(Brightness_Toggle,INPUT);
  BL_LED.begin();
  BR_LED.begin();
  BRK_LED.begin();
  
}
int BR_LED_State = 0;
int BL_LED_State = 0;
int BRK_LED_State = 0;

int BR_State = 0;
int BR_active = 0;
int BL_State = 0;
int BL_active = 0;
int Brightness_toggle_state = 0;
int Brightness_toggle_active = 0;
int old_state = 0;
void loop() {
  old_state = BR_State;
  BR_State = digitalRead(Blinker_Right);
  if(BR_State != old_state && old_state ==0) BR_active = !BR_active;
  old_state = BL_State;
  BL_State = digitalRead(Blinker_Left);
  if(BL_State != old_state && old_state ==0) BL_active = !BL_active;
  old_state = Brightness_toggle_state;
  Brightness_toggle_state = digitalRead(Brightness_Toggle);
  if(Brightness_toggle_state != old_state && old_state ==0) Brightness_toggle_active = !Brightness_toggle_active;
  if(!BR_active){ //Right Blinker Active
    
    BR_LED_State = 0;
  }
  else{
    BR_LED_State = (BR_LED_State+1)%(Blinker_Pixels+1);
  }
  if(!BL_active){  //Left Blinker Active
    BL_LED_State = 0;
  }
  else{
    BL_LED_State = (BL_LED_State+1)%(Blinker_Pixels+1);
  }
  if(!Brightness_toggle_active){ //Break Lights Active
    BRK_LED_State = 0;
  }
  else{
    BRK_LED_State = (BRK_LED_State+1)%(BRK_Pixels+1);
  }

  // put your main code here, to run repeatedly:
  BR_LED.clear();
  BL_LED.clear();
  BRK_LED.clear();
  for(int pixel = 0;pixel<BR_LED_State;pixel++){
    BR_LED.setPixelColor(pixel, BR_LED.Color(255, 255, 0));
  }
  for(int pixel = 0;pixel<BL_LED_State;pixel++){
    BL_LED.setPixelColor(pixel, BL_LED.Color(255, 255, 0));
  }
  for(int pixel = 0;pixel<(BRK_LED_State-BRK_LED_State%2)/2;pixel++){
    BRK_LED.setPixelColor(pixel, BRK_LED.Color(255, 0, 0));
    BRK_LED.setPixelColor(BRK_Pixels-1-pixel, BRK_LED.Color(255, 0, 0));
  }
  BR_LED.setBrightness(255);
  BL_LED.setBrightness(255);
  BRK_LED.setBrightness(255);
  if(!BR_active)BR_LED.clear();
  if(!BL_active)BL_LED.clear();
  if(!Brightness_toggle_active) BRK_LED.clear();
  BR_LED.show();
  BL_LED.show();
  BRK_LED.show();
  delay(Pixel_SPD);
}