/gamedev/ Taberna de borrachos, ahora con menos usuarios aun

using UnityEngine;
using TMPro;
using System.Collections;
using UnityEngine.UI;
using UnityEngine.EventSystems;

public class AutoScrollText : MonoBehaviour
{
	[SerializeField] private float scrollSpeed = 30f;
	[SerializeField] private bool automatic = true;
	[SerializeField] private Button button;
		
private TMP_Text textUI;
private RectTransform textRect; 
private float originalPosition;
private bool isScrolling;

private void Awake()
{
	this.textUI = GetComponent<TMP_Text>();
	this.textRect = this.textUI.GetComponent<RectTransform>();
	this.originalPosition = this.textRect.anchoredPosition.x;

	if (this.button)
	{
		this.PrepareButton();
	}

	if (this.automatic)
	{
		this.StartScrolling();
	}
}

private void OnEnable()
{
	if (this.automatic)
	{
		this.StartScrolling();
	}
}

public void SetButton(Button button)
{
	this.button = button;
	this.PrepareButton();
}

public void StartScrolling()
{
	StopAllCoroutines();
	if (this.textUI.preferredWidth > this.textRect.rect.width && !this.isScrolling)
	{
		this.isScrolling = true;
		StartCoroutine(ScrollText());
	}
}

public void StopScrolling()
{
	this.isScrolling = false;
	StopAllCoroutines();
	this.textRect.anchoredPosition = new Vector2(this.originalPosition, this.textRect.anchoredPosition.y);
}

public void UpdateText(string newText)
{
	this.textUI.text = newText;
	this.textRect.anchoredPosition = new Vector2(this.originalPosition, this.textRect.anchoredPosition.y);
	
	if(gameObject.activeSelf){
		StopAllCoroutines();
		StartCoroutine(this.CheckTextWidthAndScroll());
	}
}

//BUTTON
private void PrepareButton()
{
	EventTrigger trigger = this.button.gameObject.AddComponent<EventTrigger>();
	EventTrigger.Entry entry = new EventTrigger.Entry { eventID = EventTriggerType.PointerEnter };
	entry.callback.AddListener((eventData) => this.StartScrolling());
	trigger.triggers.Add(entry);
	
	entry = new EventTrigger.Entry { eventID = EventTriggerType.PointerExit };
	entry.callback.AddListener((eventData) => this.StopScrolling());
	trigger.triggers.Add(entry);
	
	entry = new EventTrigger.Entry { eventID = EventTriggerType.Select };
	entry.callback.AddListener((eventData) => this.StartScrolling());
	trigger.triggers.Add(entry);
	
	entry = new EventTrigger.Entry { eventID = EventTriggerType.Deselect };
	entry.callback.AddListener((eventData) => this.StopScrolling());
	trigger.triggers.Add(entry);
}


//ANIMATION
private IEnumerator CheckTextWidthAndScroll()
{
	yield return null;
	if (this.textUI.preferredWidth > this.textRect.rect.width)
	{
		StartCoroutine(this.ScrollText());
	}
}

private IEnumerator ScrollText()
{
	float endPosition = this.originalPosition - (this.textUI.preferredWidth - this.textRect.rect.width);
	while (true)
	{
		yield return StartCoroutine(this.ScrollToPosition(endPosition));
		yield return new WaitForSeconds(1.5f);
		this.textRect.anchoredPosition = new Vector2(this.originalPosition, this.textRect.anchoredPosition.y);
		yield return new WaitForSeconds(1.5f);
	}
}

private IEnumerator ScrollToPosition(float targetPosition)
{
	while (!Mathf.Approximately(this.textRect.anchoredPosition.x, targetPosition))
	{
		float newX = Mathf.MoveTowards(this.textRect.anchoredPosition.x, targetPosition, this.scrollSpeed * Time.deltaTime);
		this.textRect.anchoredPosition = new Vector2(newX, this.textRect.anchoredPosition.y);
		yield return null;
	}
}
}