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

public enum FloatingLabelDirection
{
    Up,
    Down
}

public class FloatingLabel : MonoBehaviour
{
    [SerializeField] private TextMeshProUGUI text;
    [SerializeField] private Sprite sprite;
    [SerializeField] private float positionOffset = 1;
    [SerializeField] private float speed = 2;

    private CanvasGroup canvasGroup;

    private FloatingLabelDirection direction;


    public void Spawn(string text, FloatingLabelDirection direction, float positionOffset = 1)
    {

        canvasGroup = GetComponent<CanvasGroup>();
        canvasGroup.alpha = 0;
        this.text.text = text;
        this.direction = direction;
        this.positionOffset = positionOffset;
        StopAllCoroutines();
        StartCoroutine(Appear());
    }

    IEnumerator Appear()
    {
        while (canvasGroup.alpha < 1)
        {
            canvasGroup.alpha += Time.deltaTime * speed;
            transform.position += (direction == FloatingLabelDirection.Up ? 1 : -1) * positionOffset * speed * Time.deltaTime * Vector3.up;
            yield return null;
        }
    }

    public void Despawn()
    {
        StopAllCoroutines();
        StartCoroutine(Disappear());
    }

    IEnumerator Disappear()
    {

        while (canvasGroup.alpha > 0)
        {
            canvasGroup.alpha -= Time.deltaTime * speed;
            transform.position += (direction == FloatingLabelDirection.Up ? 1 : -1) * positionOffset * Time.deltaTime * Vector3.up * speed;
            yield return null;
        }
        Destroy(gameObject);
    }


}