Code

const int ledPin[2] = {5,6};
const int button1pin = 2;
const int button2pin = 3;
const int numChoices = 4;
int choices[numChoices] = {0, 1, 1, 0};
int currentChoice = 0;
bool isRecording = false;
bool 1hasBeenPressed = false;
bool 2hasBeenPressed = false;

int buttonDebounce(int buttonPin) {
  int oldState;
  int currentState;
  oldState = digitalRead(buttonPin);
  delay(50);
  if (oldState == digitalRead(buttonPin));
  {
    currentState = digitalRead(buttonPin);
  }
  return currentState;
}

void record() {
  Serial.println("record");
  currentChoice = 0;
  while(currentChoice < numChoices)
  {
      if(buttonDebounce(button2pin) == HIGH && 1hasBeenPressed == false)
       {
        1hasBeenPressed = true;
        addChoice(1);
       }
      if(buttonDebounce(button1pin) == HIGH && 2hasBeenPressed == false)
        {
         2hasBeenPressed = true;
         addChoice(0);
        }
      if(digitalRead(button1pin == LOW)){
          if(buttonDebounce(button1pin) == LOW)
           {
            1hasBeenPressed = false;
           }
       }
      if(digitalRead(button2pin == LOW)){
          if(buttonDebounce(button1pin) == LOW)
           {
            2hasBeenPressed = false;
           }
       }

  }
  if (currentChoice >= numChoices)
  {
    currentChoice = 0;
  }
}

void addChoice(int buttonNum) {
  choices[currentChoice] = buttonNum;
  currentChoice += 1;
  Serial.println(currentChoice);
  Serial.println(buttonNum);
}

void play() {
  Serial.println("play");
  currentChoice = 0;
  while(currentChoice < 4)
  {
    Serial.print("led");
    analogWrite(ledPin[choices[currentChoice]], 50);
    delay(1000);
    analogWrite(ledPin[choices[currentChoice]], 0);
    delay(500);
    currentChoice += 1;
  }
  if (currentChoice >= 4)
  {
    currentChoice = 0;
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(button1pin, INPUT);
  pinMode(button2pin, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  //Serial.println("enter loop");
   if(digitalRead(button1pin == LOW)){
          if(buttonDebounce(button1pin) == LOW)
           {
            1hasBeenPressed = false;
           }
       }
   if(digitalRead(button2pin == LOW)){
          if(buttonDebounce(button1pin) == LOW)
           {
            2hasBeenPressed = false;
           }
       }
  if(digitalRead(button1pin) == HIGH && 1hasBeenPressed == false)
  {
    record();
  }
  if(digitalRead(button2pin) == HIGH && 2hasBeenPressed == false)
  {
    play();
  }
    //Serial.println("end loop");
}