Unity Input Buffer Fighting Game Sample

using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;

[CreateAssetMenu(fileName ="ComboData",menuName="Custom/Combodata")]
public class ComboData : ScriptableObject
{
    public string comboKey;
    public string Action;
}

public class ComboSystem : MonoBehaviour
{
    //public string[] comboSequences;
    public ComboData[] comboData;

    public float comboInputWindow = 0.5f;

    private string currentInput = "";

    private bool comboExecuted = false;
    private float comboExecutedTime = 0f;

    //Text
    public TextMeshProUGUI keyInput;
    public TextMeshProUGUI ExecuteInput;
    void Update()
    {
        if (currentInput.Length > 0)
        {
            comboExecutedTime += Time.deltaTime;
        }

        foreach (ComboData combo in comboData)
        {
            if(currentInput.EndsWith(combo.comboKey))
            {
                comboExecuted = true;
                ExecuteCombo(combo);
                currentInput = "";
                break;
            }
        }

        if (comboExecuted && (Time.time - comboExecutedTime) > comboInputWindow)
        {
            comboExecuted = false;
        }

        if(comboExecutedTime >= comboInputWindow && currentInput.Length > 0)
        {
            //Debug.Log("Timed");
            currentInput = "";
            comboExecutedTime = 0;
            ExecuteInput.text = "";
            keyInput.text = "";
        }


        if(Input.GetKeyDown(KeyCode.P))
        {
            currentInput += "P";
            comboExecutedTime = 0;
            keyInput.text = currentInput;
        }

        if(Input.GetKeyDown(KeyCode.K))
        {
            currentInput += "K";
            comboExecutedTime = 0;
            keyInput.text = currentInput;
        }
    }

    void ExecuteCombo(ComboData combo)
    {
        Debug.Log("Combo Executed: " + combo);
        ExecuteInput.text = combo.Action + " : " + combo.comboKey;
        keyInput.text = "";
    }
}