KF3_TranslationUpdater/UI/PopupMessage.cs

using UnityEngine;
using UnityEngine.UI;

public class PopupMessage : MonoBehaviour
{
    public Text Content;
    public float MessageTime;

    public System.Action OnFinishedAction;

    public PopupMessage Init(string message, float time = 2)
    {
        Content.text = message;
        MessageTime = time;
        gameObject.SetActive(true);
        return this;
    }

    private void Update()
    {
        if (MessageTime > 0)
        {
            MessageTime -= Time.deltaTime;

            if (MessageTime <= 0)
            {
                OnFinishedAction?.Invoke();
                Destroy(gameObject);
            }
        }
    }

    public void OnClick()
    {
        Destroy(this.gameObject);
        OnFinishedAction?.Invoke();
    }
}