using UnityEngine;
using UnityEngine.UI;

public class ActionUIHandler : MonoBehaviour
{
    #region Statication

    public static ActionUIHandler instance;

    private void Awake()
    {
        if (instance != null && instance != this)
        {
            Destroy(gameObject);
            return;
        }
        instance = this;
    }

    #endregion
    private PlayerEntity selectedEntity;
    private RangedWeapon possibleRanged;
    [Header("UI")]
    [SerializeField] private Vector3 offset;
    [SerializeField] private GameObject actionUI;
    [SerializeField] private Button attackButton;
    [SerializeField] private Button reloadButton;
    
    public void ShowUI(PlayerEntity target)
    {
        possibleRanged = null;
        selectedEntity = target;
        transform.position = Input.mousePosition + offset;
        if (target.currentWeapon.TryGetComponent(out RangedWeapon isRanged))
        {
            possibleRanged = isRanged;
            reloadButton.gameObject.SetActive(true);
        }
        else
        {
            reloadButton.gameObject.SetActive(false);
        }
        actionUI.SetActive(true);
    }
    public void HideUI()
    {
        actionUI.SetActive(false);
    }

    public void ReloadGun()
    {
        possibleRanged.Reload();
    }

    public void Attack()
    {
        selectedEntity.Attack();
    }

    public void SkipTurn()
    {
        selectedEntity.SkipTurn();
    }
    public void MoveEntity()
    {
        HideUI();
        PlayerEntityMovement.instance.SelectEntity(selectedEntity);
    }
}