using System;
using AX.MessageSystem;
using SuperScrollView;
using UnityEngine;

public class UIViewBag : UIView {

    public UIViewMessageBox MessageBox;
    public LoopListView2 ScrollViewBag;
    //关闭按钮
    public CommonButton ButtonClose;
    public CommonButton ButtonDelete;
    public CommonButton ButtonClear;
    [HideInInspector]
    //总Item个数
    public int TotalCount = 0;
    
    //每行Item个数
    private int RowCount = 3;

    public override UIViewType ViewType
    {
        get
        {
            return UIViewType.Normal;
        }
    }

    private void Awake()
    {
        ButtonClose.OnClicked += ButtonClose_OnClicked;
        ButtonDelete.OnClicked += ButtonDelete_OnClicked;
        ButtonClear.OnClicked += ButtonClear_OnClicked;
        ScrollViewBag.InitListView(0, OnGetItemByIndex);
    }
    public override void OnDestroy()
    {
        base.OnDestroy();
        MessageDispatcher.RemoveListener("REFRESH_UIVIEW_BAG", RefreshUI);
        ButtonClose.OnClicked -= ButtonClose_OnClicked;
        ButtonDelete.OnClicked -= ButtonDelete_OnClicked;
        ButtonClear.OnClicked -= ButtonClear_OnClicked;
    }

    private void ButtonClose_OnClicked(CommonButton obj)
    {
        Hide();
        UIManager.HideView<UIViewEquipLib>();
    }

    private void ButtonDelete_OnClicked(CommonButton obj)
    {
        MessageBox.Show("是否删除选中装备？", EquipManager.Instance.CurrentSelectedBag.DeleteSelectedEquip);
    }

    private void ButtonClear_OnClicked(CommonButton obj)
    {
        MessageBox.Show("是否清空所有装备？", EquipManager.Instance.CurrentSelectedBag.ClearEquipData);
    }

    private LoopListViewItem2 OnGetItemByIndex(LoopListView2 listView, int index)
    {
        //获取Item预设
        LoopListViewItem2 item = listView.NewListViewItem("EquipRowItem_Bag");
        //
        EquipRowItem itemScript = item.GetComponent<EquipRowItem>();
        if (item.IsInitHandlerCalled == false)
        {
            itemScript.Init(true);
            item.IsInitHandlerCalled = true;
        }
        for (int i = 0; i < RowCount; ++i)
        {
            int itemIndex = index * RowCount + i;
            if (itemIndex >= TotalCount)
            {
                itemScript.mItemList[i].gameObject.SetActive(false);
                continue;
            }
            //获取装备数据
            Equip itemData = EquipManager.Instance.CurrentSelectedBag.EquipData[itemIndex];
            if (itemData != null)
            {
                itemScript.mItemList[i].gameObject.SetActive(true);
                itemScript.mItemList[i].SetItemData(itemData, itemIndex);
            }
            else
            {
                itemScript.mItemList[i].gameObject.SetActive(false);
            }
        }
        return item;
    }

    private void OnEnable()
    {
        MessageDispatcher.AddListener("REFRESH_UIVIEW_BAG", RefreshUI);
    }
    private void OnDisable()
    {
        MessageDispatcher.RemoveListener("REFRESH_UIVIEW_BAG", RefreshUI);
    }

    
    private void RefreshUI(IMessage obj)
    {
        Refresh();
    }

    //刷新
    public override void Refresh()
    {
        base.Refresh();
        ScrollViewBag.SetListItemCount(GetItemCount(), false);
        ScrollViewBag.RefreshAllShownItem();
    }
    public int GetItemCount()
    {
        TotalCount = EquipManager.Instance.CurrentSelectedBag.EquipData.Count;
        int itemCount = TotalCount / RowCount;
        if (TotalCount % RowCount > 0)
        {
            itemCount++;
        }
        return itemCount;
    }
}