Osu KeyPad LED PRO

#include <Keyboard.h>
#include <FastLED.h>
#include <Adafruit_NeoPixel.h>

#define FASTLED_ALLOW_INTERRUPTS 0
#define NUM_LEDS 24
#define LED_PIN 5
#define LED_TYPE WS2811
#define COLOR_ORDER GRB
#define ANALOG_READ 0
CRGB led[NUM_LEDS];
#define BRIGHTNESS 255
#define FRAMES_PER_SECOND 120

int ledPin1 = 4;
int inPin1 = 8;
int ledPin2 = 6;
int inPin2 = 9;
int val1 = 0;
int val2 = 0;
int i;

void setup() {
  FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(led, NUM_LEDS).setCorrection(TypicalLEDStrip);
  FastLED.setBrightness(BRIGHTNESS);
  Serial.begin (28800);
  pinMode(ledPin1, OUTPUT);
  pinMode(inPin1, INPUT);
  pinMode(ledPin2, OUTPUT);
  pinMode(inPin2, INPUT);
  Keyboard.begin();
}
void AllPink() {
  for (int i = 0; i < NUM_LEDS; i++) {
    led[i] = CRGB(155, 0, 155);
  }
  FastLED.show();
}
void Reset() {
  for (int i = 0; i < NUM_LEDS; i++) {
    led[i] = CRGB(0, 0, 0);
  }
  FastLED.show();
}
void loop() {
  val1 = digitalRead(inPin1);
  val2 = digitalRead(inPin2);
  if (val1 != HIGH && val2 != HIGH) {
    digitalWrite(ledPin1, LOW);
    Keyboard.release('x');
    digitalWrite(ledPin2, LOW);
    Keyboard.release('z');
    for (i = 0; i < 255; i++) {
      val1 = digitalRead(inPin1);
      val2 = digitalRead(inPin2);
      if (val1 == HIGH) {
        break;
      }
      if (val2 == HIGH) {
        break;
      }
      fill_rainbow(led, NUM_LEDS, i);
      FastLED.show();
    }
  }
  else
  {
    val1 = digitalRead(inPin1);
    val2 = digitalRead(inPin2);
    Reset();
    if (val1 == HIGH) {
      digitalWrite(ledPin1, HIGH);
      Keyboard.press('x');
      AllPink();
    }
    if (val2 == HIGH) {
      digitalWrite(ledPin2, HIGH);
      Keyboard.press('z');
      AllPink();
    }
  }
}