using GameCore;
using System.Threading.Tasks;
using UnityEngine;
using UnityEngine.UI;

public class item_tips : MonoBehaviour
{
    static item_tips _instance;
    static bool isShowing = false;
    public static async Task<item_tips> Show()
    {
        await ShowInit();
        if (_instance == null)
        {
            return null;
        }
        _instance.transform.SetAsLastSibling();
        return _instance;
    }

    private static async Task ShowInit()
    {
        if (!isShowing)
        {
            GameObject loading = await UIManager.Instance.GetUIAsync(UITypes.item_tips);

            if (loading != null)
            {
                _instance = loading.GetComponent<item_tips>();
            }
        }
        _instance.gameObject.SetActive(true);
    }
    Button btn_close;
    RectTransform content;
    public item_tips_fish_card item_fish_card;
    public item_tips_box item_box;
    public item_tips_box_2 item_box_2;
    public item_tips_item item_tips_item;
    public buff_tips buff_Tips;
    public buff_tips buff_target;
    public item_perk item_Perk;
    //public int clickInstanceID { get; set; }
    private void Awake()
    {
        btn_close = transform.Find("btn_close").GetComponent<Button>();
    }
    private void Start()
    {
        btn_close.onClick.AddListener(OnClickClose);
    }
    private void OnDestroy()
    {
        isShowing = false;
    }
    public void OnClickClose()
    {
        UIManager.Instance.HideUI(UITypes.item_tips);
    }
    public void Init(int clickInstanceID, Vector3 pos, cfg.Item item, double count)
    {
        buff_Tips.gameObject.SetActive(false);
        buff_target.gameObject.SetActive(false);
        item_fish_card.gameObject.SetActive(item.Type == 5);
        item_box.gameObject.SetActive(item.Type == 9 && item.SubType == 2);
        item_box_2.gameObject.SetActive(item.Type == 9 && (item.SubType == 1 || item.SubType == 3 || item.SubType == 7));
        item_Perk.gameObject.SetActive(false);
        item_tips_item.gameObject.SetActive(false);

        if (item.Type == 5)
        {
            item_fish_card.Init(item);
            content = item_fish_card.transform as RectTransform;
        }
        else if (item.Type == 9 && item.SubType == 2)
        {
            item_box.Show(item, count);
            content = item_box.transform as RectTransform;
        }
        else if (item.Type == 9 && (item.SubType == 1 || item.SubType == 3 || item.SubType == 7))
        {
            item_box_2.Show(item, count);
            content = item_box_2.transform as RectTransform;
        }
        else
        {
            item_tips_item.gameObject.SetActive(true);
            item_tips_item.Init(item, count);
            content = item_tips_item.transform as RectTransform;
        }
        SetContent(pos);
    }
    void SetContent(Vector3 pos)
    {
        content.position = pos;
        RectTransform rectTransform = transform.GetComponent<RectTransform>();
        //float limit = (rectTransform.rect.width - content.rect.width - 80) / 2;
        //边界检测
        var localPosition = content.transform.localPosition;
        localPosition.x = 0;

        float height = rectTransform.rect.height / 2;
        if (localPosition.y < -height)
        {
            localPosition.y = -height;
        }
        else if (localPosition.y > height - 2 * content.rect.height)
        {
            localPosition.y = localPosition.y - content.rect.height;
        }
        content.transform.localPosition = localPosition;
    }
    public void ShowPerk(int rodID, int index, Vector3 pos, int addLevel = -1)
    {
        item_Perk.transform.position = pos;
        item_Perk.transform.localPosition = new Vector3(0, item_Perk.transform.localPosition.y, 0);
        item_fish_card.gameObject.SetActive(false);
        item_box.gameObject.SetActive(false);
        item_box_2.gameObject.SetActive(false);
        item_tips_item.gameObject.SetActive(false);
        buff_Tips.gameObject.SetActive(false);
        buff_target.gameObject.SetActive(false);
        item_Perk.gameObject.SetActive(true);
        item_Perk.Show(rodID, index, addLevel);
    }
}