using System;
using UnityEngine;
using UnityEngine.UI;

//批量使用物品
public class ItemBatchUseWin : UIBase
{
    [SerializeField] ItemCell itemCell;
    [SerializeField] Text nameText;
    [SerializeField] Text countText;
    [SerializeField] Text descText;
    [SerializeField] SliderPanel sliderPanel;
    [SerializeField] Text tipText;
    [SerializeField] Button okBtn;
    [SerializeField] Text btnNameText;
    [SerializeField] Text titleText;

    public static Func<long, string> ShowTextEvent;
    public static int itemID;
    public static string btnName;


    int useCnt;
    long maxCnt;
    protected override void InitComponent()
    {
        okBtn.AddListener(OnOK);
    }



    protected override void OnPreOpen()
    {
        useCnt = 1;
        Display();
    }

    void Display()
    {

        var key = "UseItemTitle_" + itemID;
        if (LanguageConfig.HasKey(key))
        {
            titleText.text = Language.Get(key);
        }
        else
        {
            titleText.text = Language.Get("UseItemDefault");
        }
        maxCnt = PackManager.Instance.GetItemCountByID(PackType.Item, itemID);
        useCnt = maxCnt > 0 ? 1 : 0;
        itemCell.Init(new ItemCellModel(itemID, false, useCnt));
        itemCell.button.AddListener(() =>
        {
            ItemTipUtility.Show(itemID);
        });


        var itemConfig = ItemConfig.Get(itemID);
        nameText.text = itemConfig.ItemName;
        countText.text = Language.Get("storename12", maxCnt);
        descText.text = itemConfig.Description;



        OnSliderChange(useCnt);
        sliderPanel.Init((value) => { OnSliderChange(value); }, (int)maxCnt);

        btnNameText.text = btnName;
    }

    void OnSliderChange(int value)
    {
        useCnt = value;
        itemCell.countText.text = UIHelper.ReplaceLargeNum(useCnt);

        if (ShowTextEvent != null)
        {
            tipText.text = ShowTextEvent(useCnt);
        }
        else
        {
            tipText.text = "";
        }

    }


    void OnOK()
    {
        CloseWindow();
        if (useCnt == 0)
        {
            SysNotifyMgr.Instance.ShowTip("UseItem1");
            return;
        }
        if (ItemLogicUtility.CheckItemCount(PackType.Item, itemID, useCnt, 1))
        {
            ItemLogicUtility.Instance.UseItem(PackManager.Instance.GetItemGUIDByID(itemID), useCnt);
        }

        SysNotifyMgr.Instance.ShowTip("UseOK");
    }
}