int potPin = A0; // TODO: Replace this value with the pin number associated with the SIG pin on the potentiometer

int NUM_MODES = 3;
int MAX_POT_VAL = 1023; // TODO: Replace this value with the maximum value reading from the potentiometer

#include <LiquidCrystal_I2C.h>

#define I2C_ADDR    0x27
#define LCD_COLUMNS 20
#define LCD_LINES   4

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);



void setup() {
  // put your setup code here, to run once:
  lcd.init();
  lcd.backlight();
  Serial.begin(9600);
  for (int pinNumber = 2; pinNumber <= 13; pinNumber++) {
    pinMode(pinNumber, OUTPUT);
  }
}

void loop() {

  turnOffLeds();

  if (inDeadband()) {
    lcd.clear();
    tone(A3, 200, 500);
    lcd.print("In Deadband :) ");
    Serial.print("Analog Reading: ");
    Serial.print(analogRead(potPin));
    Serial.println(" is in deadband");
    blinkStatusLed();
  } else {
   lcd.clear();
    int modeNum = 0; //TODO: Replace this with the correct mode number based on the potentiometer reading

    if (analogRead(0) >= 280) {
      modeNum = 0;

    }
    if (analogRead(0) >= 290 && analogRead(0) <= 710) {
      modeNum = 1;

      if ("Anolog Reading: ");
      turnOnLeds();
    }
    if (analogRead(0) >= 720 && analogRead(0) <= 1023) {
      modeNum = 2;

      if ("Anolog Reading: ");
      turnOnLeds();
    }

      Serial.print("Analog Reading: ");
      Serial.print(analogRead(potPin));
      Serial.print(" is equal to Mode: ");
      Serial.println(modeNum);

      if (modeNum == 0) {
        turnOnLeds();
      }

      if (modeNum == 1) {
       for (int ledNumber = 8; ledNumber <= 13; ledNumber++) {
      digitalWrite(ledNumber, HIGH);
      delay(100);
      digitalWrite(ledNumber, LOW);
      delay(100);
      }
      }

      if (modeNum == 2) {
       for (int ledNumber = 2; ledNumber <= 7; ledNumber++) {
      digitalWrite(ledNumber, HIGH);
      delay(100);
      digitalWrite(ledNumber, LOW);
      delay(100);
      }
      }
    }
  }


  bool inDeadband() {
   if (analogRead(potPin)>= 280 && analogRead(potPin)<+ 290){
    return true;
  }
  if(analogRead(potPin)>= 710 && analogRead(potPin)<+ 720){
    return true;
  }
else{
  return false;
}
  }




  void turnOffLeds() {
    for (int ledNumber = 2; ledNumber <= 13; ledNumber++) {
      digitalWrite(ledNumber, LOW);
    }
  }






  void turnOnLeds() {
    for (int ledNumber = 2; ledNumber <= 13; ledNumber++) {
      digitalWrite(ledNumber, HIGH);
    }
  }

  void blinkStatusLed() {
    digitalWrite(13, HIGH);
    delay(100);
    digitalWrite(13, LOW);
    delay(100);
  }