using UnityEngine;
using UnityEngine.UI;
using System.Collections;
using System.Collections.Generic;
using Games.Item;
using GCGame;
using GCGame.Table;
using Games.ChatHistory;

public class ChatLinkItem : ChatLinkBase
{
    private ulong _ItemGuid;
    private int _ItemDataID;
    private ulong _SenderGuid;

    public bool _ShowBlackColor = true;

    private List<ChatInfoLinkMask> _LinkMasks = new List<ChatInfoLinkMask>();

    public virtual void SetLinkItem(GameItem itemInfo)
    {
        string linkStr = "[" + itemInfo.GetName() + "]";
        _ItemGuid = itemInfo.Guid;
        _ItemDataID = itemInfo.DataID;

        StrInput = linkStr;
        StrSend = StrSendStart + ((int)ChatLinkType.Item).ToString() + StrSplit + _ItemGuid + StrSplit + _ItemDataID + StrSendEnd; 
    }

    public override void SetLinkBySendStr(Text text, ChatHistoryItem chatHistory, string linkStr, string[] linkParams)
    {
        StrSend = linkStr;
        StrInput = linkStr;

        if (linkParams.Length != 3)
            return;

        _ItemGuid = ulong.Parse(linkParams[1]);
        _ItemDataID = int.Parse(linkParams[2]);
        _SenderGuid = chatHistory.SenderGuid;

        var dataTab = TableManager.GetCommonItemByID(_ItemDataID, 0);
        if (dataTab != null)
        {
            StrShow = Utils.GetItemQualityName(dataTab.Quality, "[" + dataTab.Name + "]", _ShowBlackColor);
        }
    }

    

    public override void SetLinkAfterLayout(Text text)
    {
        base.SetLinkAfterLayout(text);
        ChatInfoLinkMask lastLinkImage = null;
        for (int i = StartPosInShowText; i < EndPosInShowText; ++i)
        {
            if (text.cachedTextGenerator.characters[i].charWidth == 0)
                continue;

            if (lastLinkImage != null && Mathf.Abs( text.cachedTextGenerator.characters[i].cursorPos.y * _HeightFixed - lastLinkImage.rectTransform.anchoredPosition.y) < _TextHeightDelta)
            {
                lastLinkImage.rectTransform.sizeDelta += new Vector2(text.cachedTextGenerator.characters[i].charWidth, 0) * _WidthFixed;
            }
            else
            {
                lastLinkImage = GetLinkImage(text);
                if (lastLinkImage == null)
                    continue;
                lastLinkImage.Init(LinkClick, 0);

                lastLinkImage.rectTransform.sizeDelta = new Vector2(text.cachedTextGenerator.characters[i].charWidth * _WidthFixed,
                text.fontSize * text.lineSpacing);
                lastLinkImage.rectTransform.anchoredPosition = new Vector2(text.cachedTextGenerator.characters[i].cursorPos.x * _WidthFixed,
                    text.cachedTextGenerator.characters[i].cursorPos.y * _HeightFixed);
                
            }
            lastLinkImage.gameObject.SetActive(true);
            lastLinkImage.ShowOutLine(LineColor, text.fontSize, text.color);
        }
    }

    protected ChatInfoLinkMask GetLinkImage(Text text)
    {
        ChatInfoLinkMask maskLink = null;
        GameObject maskObj = null;
        maskLink = ResourcePool.Instance.GetIdleUIItem<ChatInfoLinkMask>("CharLinkImage");
        if (maskLink != null)
        {
            maskObj = maskLink.gameObject;
        }
        else
        {
            maskObj = ResourceManager.InstantiateResource("UI/CharLinkImage", "CharLinkImage") as GameObject;
            if (maskObj == null)
                return null;
            maskLink = maskObj.GetComponent<ChatInfoLinkMask>();
        }

        //var emojiGO = GameObject.Instantiate(emoji) as GameObject;
        maskObj.transform.SetParent(text.transform);
        maskObj.transform.localScale = Vector3.one;
        maskObj.transform.localPosition = Vector3.zero;
        maskObj.transform.localRotation = Quaternion.Euler(Vector3.zero);
        maskObj.gameObject.SetActive(false);

        _LinkMasks.Add(maskLink);
        return maskLink;
    }

    protected virtual void LinkClick(int linkindex)
    {
        if (!Games.GlobeDefine.GlobeVar.IsGUIDValid(_ItemGuid))
        {
            ItemTooltipsLogic.ShowItemTooltip(_ItemDataID, ItemTooltipsLogic.ShowType.Info, Vector3.zero);
        }
        else
        {
            ShowChatItemTooltips(_ItemGuid, _SenderGuid);
        }
    }

    public static void ShowChatItemTooltips(ulong guid, ulong senderguid)
    {
        CG_REQ_SHOW_CHAT_APPENDIX_INFO packet = (CG_REQ_SHOW_CHAT_APPENDIX_INFO)PacketDistributed.CreatePacket(MessageID.PACKET_CG_REQ_SHOW_CHAT_APPENDIX_INFO);
        packet.SetAppendixtype((int)CG_REQ_SHOW_CHAT_APPENDIX_INFO.TYPE.EQUIPMENT);
        packet.SetAppendixguid(guid);
        packet.SetRoleguid(senderguid);
        packet.SendPacket();
    }

    public override void ClearLink()
    {
        base.ClearLink();

        foreach (var maskLink in _LinkMasks)
        {
            //GameObject.Destroy(maskLink);
            maskLink.gameObject.SetActive(false);
            ResourcePool.Instance.RecvIldeUIItem(maskLink.gameObject);
            //ResourcePool.Instance.StartCoroutine(RevcEmojiObj(maskLink.gameObject));
            //_IdleLinkMasks.Push(maskLink);
        }
    }

    //private IEnumerator RevcEmojiObj(GameObject revcObj)
    //{
    //    yield return new WaitForFixedUpdate();
    //    revcObj.transform.SetParent(ResourcePool.Instance.transform);
    //}
}