#define pinbnUp 2
#define pinbtnDown 3
#define pinbtnOff 4
#define pinbtnHorn 5
#define pinbtnTurnRight 6
#define pinbtnTurnLeft 7

#define Hornpin 10
#define LEDCh1Pin 11
#define LEDCh2Pin 12

int sum;
int shim;
int maxs = 10; //max
int mins = 0; //min
int lastsum = maxs;

long last; //lattime

void setup() {
  Serial.begin(9600);

  pinMode(2, INPUT_PULLUP);
  pinMode(3, INPUT_PULLUP);
  pinMode(4, INPUT_PULLUP);
  pinMode(5, INPUT_PULLUP);
  pinMode(6, INPUT_PULLUP);
  pinMode(7, INPUT_PULLUP);
}

void flashLight() {
  int LEDRHigh = map(10, 0, 10, 0, 255);
  int LEDRLow = map(0, 0, 10, 0, 255);
  analogWrite(LEDCh1Pin, LEDRHigh);
  analogWrite(LEDCh2Pin, LEDRHigh);
  Serial.print("Flashlight: ");
  Serial.println(digitalRead(LEDCh1Pin));
  delay(50);
  analogWrite(LEDCh1Pin, LEDRLow);
  analogWrite(LEDCh2Pin, LEDRLow);
  Serial.print("Flashlight: ");
  Serial.println(digitalRead(LEDCh1Pin));
  delay(50);
  analogWrite(LEDCh1Pin, LEDRHigh);
  analogWrite(LEDCh2Pin, LEDRHigh);
  Serial.print("Flashlight: ");
  Serial.println(digitalRead(LEDCh1Pin));
  delay(50);
  analogWrite(LEDCh1Pin, LEDRLow);
  analogWrite(LEDCh2Pin, LEDRLow);
  Serial.print("Flashlight: ");
  Serial.println(digitalRead(LEDCh1Pin));
  delay(50);
  analogWrite(LEDCh1Pin, LEDRHigh);
  analogWrite(LEDCh2Pin, LEDRHigh);
  Serial.print("Flashlight: ");
  Serial.println(digitalRead(LEDCh1Pin));
  delay(50);
  analogWrite(LEDCh1Pin, LEDRLow);
  analogWrite(LEDCh2Pin, LEDRLow);
  Serial.print("Flashlight: ");
  Serial.println(digitalRead(LEDCh1Pin));
  delay(50);
  analogWrite(LEDCh1Pin, shim);
  analogWrite(LEDCh2Pin, shim);
}

void loop() {
  if (millis() - last > 300) {
    //LED LEVEL UP
    if (!digitalRead(pinbnUp) & sum < maxs) {
      if(lastsum > 0 & sum == 0){
        lastsum = lastsum -1;
      }
      if(lastsum == maxs){
        lastsum = lastsum -1;
      }
      sum = lastsum + 1;
      lastsum = sum;
      Serial.print("LED Level UP: ");
      Serial.println(sum);
      last = millis();
    }

    //LED LEVEL DOWN
    if (!digitalRead(pinbtnDown) & sum > mins) {
      sum = lastsum - 1;
      lastsum = sum;
      Serial.print("LED Level Down: ");
      Serial.println(sum);
      last = millis();
    }

    //LED TURN OFF
    if (digitalRead(pinbtnOff) == 0) {
      Serial.println("LED OFF");
      if (sum != 0) {
        lastsum = sum;
      }
      sum = 0;
      last = millis();
    }

    //LED TURN RIGHT
    if (digitalRead(pinbtnTurnRight) == 0) {
      if (digitalRead(LEDCh2Pin)) {
        int LEDR = map(0, 0, 10, 0, 255);
        analogWrite(LEDCh2Pin, LEDR);
        delay(50);
      }
    }

    //LED TURN LEFT
    if (digitalRead(pinbtnTurnLeft) == 0) {
      if (digitalRead(LEDCh1Pin)) {
        int LEDL = map(0, 0, 10, 0, 255);
        analogWrite(LEDCh1Pin, LEDL);
        delay(50);
      }
    }

  }

  //TURN ON HORN
  if (digitalRead(pinbtnHorn) == 0) {
    analogWrite(Hornpin, HIGH);
    flashLight();
  } else {
    analogWrite(Hornpin, LOW);
  }

  shim = map(sum, 0, 10, 0, 255);
  analogWrite(LEDCh1Pin, shim);
  analogWrite(LEDCh2Pin, shim);
}