using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

public class ClueSlotBase : MonoBehaviour, IDropHandler
{
    protected ClueType expectedClueType; // 期望的 Clue 类型
    protected ClueInteraction interaction; // Clue 的交互

    protected RectTransform OriginalTransform; // Clue 的交互
    [HideInInspector] 
    public ClueItem currentClueItem; // 当前插入的 ClueItem

    [HideInInspector] 
    public bool isOccupied = false; // 插槽是否已占用

        [HideInInspector] 
    public bool isLocked = false; // 插槽是否已占用

    private Image slotFrame; 

    protected virtual void Start() 
    {
        currentClueItem = null;
        slotFrame=transform.GetChild(0).GetComponent<Image>();
        //slotFrame.color=Color.white;
    }
    public void SetSlotCorrect()
    {
        slotFrame.color=Color.green;
        SetSlotLockState(true);
    }

public void OnDrop(PointerEventData eventData)
{
    // if (isOccupied)
    // {
    //     Debug.Log("ClueSlot locked");
    //     return;
    // }
    ClueItem clueItem = eventData.pointerDrag.GetComponent<ClueItem>();
    if (clueItem != null)
    {
        Clue clue = clueItem.GetClueData();
        interaction = clueItem.GetComponent<ClueInteraction>();
        
        if (clue != null && interaction != null&&!isOccupied)
        {

            // 更新当前的 ClueItem
            currentClueItem = clueItem;
            isOccupied = true;
            // 调整位置和父对象
            RectTransform slotRectTransform = GetComponent<RectTransform>();
            interaction.SetClueParentAndPosition(slotRectTransform);

            // 调用虚方法处理插入逻辑
            OnClueInserted(clue);
        }
        else
        {
            // 如果类型不匹配，返回 ClueItem 到原位
            interaction?.ReturnToOriginalPosition();
        }
    }
}


    // 释放插槽时调用
    public virtual void ReleaseSlot()
    {        
        //FavoritesManager.Instance.RemoveClue(currentClueItem.GetClueData());
        if (currentClueItem != null)
        {
            currentClueItem.used=true;
            ReturnClueToCollection(currentClueItem);
        }
        isOccupied = false;
        currentClueItem = null;
        interaction = null;
    }

    // 将 ClueItem 返回到集合的逻辑
    protected void ReturnClueToCollection(ClueItem clueItem)    
    {
        // 这里调用 ClueInteraction 的返回逻辑
        if (clueItem != null)
        {
            ClueInteraction clueInteraction = clueItem.GetComponent<ClueInteraction>();
            clueInteraction?.ReturnToOriginalPosition(); // 返回到原位的逻辑

            FavoritesManager.Instance.AddClue(clueItem.GetClueData());
            // 你也可以在这里添加额外的逻辑来处理集合的更新
        }
    }

    // 插入线索时调用的虚方法，子类可以重写此方法以实现特定功能
    protected virtual void OnClueInserted(Clue clue)
    {
        //FavoritesManager.Instance.RemoveClue(clue);
        // 默认不做任何操作
        Debug.Log("Clue inserted in base slot.");
    }
    public void SetSlotLockState(bool lockState)
    {
        isLocked=lockState;

    }
}