using HxGame;
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Runtime.Remoting.Metadata.W3cXsd2001;
using System.Xml;
using System.Xml.Linq;
using UnityEditor;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.Rendering;
using UnityEngine.UI;
using static MapManager;

public partial class MapManager : MonoBehaviour
{
    public bool LoadObsXml()
    {
        if (_curOpenMapId < 0)
        {
            UIWindow.Instance.ShowMessage("请先打开地图");
            return false;
        }

        string path = string.Empty;

        path = PathUtil.GetXmlPath(_curOpenMapId, "Obs");

        if (!File.Exists(path))
        {
            UIWindow.Instance.ShowMessage("没有找到网格文件, 将重新计算格子");
            return false;
        }

        XmlDocument xmlDocument = new XmlDocument();
        xmlDocument.Load(path);

        XmlNode xmlRoot = xmlDocument.SelectSingleNode("Item");

        string ID = xmlRoot.Attributes.GetNamedItem("ID").Value;
        mapWidth = Convert.ToInt32(xmlRoot.Attributes.GetNamedItem("MapWidth").Value);
        mapHeight = Convert.ToInt32(xmlRoot.Attributes.GetNamedItem("MapHeight").Value);

        int cellCount = 0;

        _cellWidth = Convert.ToInt32(xmlRoot.Attributes.GetNamedItem("CellWidth").Value);
        _cellHeight = Convert.ToInt32(xmlRoot.Attributes.GetNamedItem("CellHeight").Value);
        _cellRows = mapHeight / _cellHeight;
        _cellCols = mapWidth / _cellWidth;
        cellCount = _cellRows * _cellCols;


        string strData = xmlRoot.Attributes.GetNamedItem("Value").Value;

        //0,0,1,0;0,1,1,1;0,2,1,2;
        string[] values = strData.Split(';');
        if (values.Length != cellCount)
        {
            UIWindow.Instance.ShowMessage("网格数据错误");
            return false;
        }

        cellsNode = new CellNode[cellCount];
        for (int i = 0; i < cellCount; i++)
        {
            string[] strCell = values[i].Split(',');

            if (strCell.Length != 3)
                continue;

            int y = Convert.ToInt32(strCell[0]);
            int x = Convert.ToInt32(strCell[1]);
            int type = Convert.ToInt32(strCell[2]);

            //有些格子之前有点问题
            CellType celltype = (CellType)type;
            if ((celltype & CellType.HadRole) > 0)
                celltype ^= CellType.HadRole;

            cellsNode[i] = new CellNode(x, y, i, celltype);
        }

        return true;
    }
    public void LoadMapSprite()
    {
        //map父对象;
        GameObject map = new GameObject("map");
        int mapRownum = 11;
        int mapColumn = 14;
        //平铺;
        float jpgscenew = 512f / 100;

        for (int row = 0; row < mapRownum; row++)
        {
            for (int col = 0; col < mapColumn; col++)
            {
                // 构造文件名，v1000_r1_c1.jpg
                string filename = $"v{1000}_r{row + 1}_c{col + 1}";
                string spPath = PathUtil.GetMapTexure(1000, filename, "jpg");
                GameObject obj = new GameObject(filename);
                obj.transform.SetParent(map.transform);
                SpriteRenderer sr = obj.AddComponent<SpriteRenderer>();
                float x = col * jpgscenew;
                float y = (mapRownum - row - 1) * jpgscenew;
                obj.transform.position = new Vector2(x, y);
                StartCoroutine(LoadSpriteT(spPath, obj,sr));
                // 直接使用原始纹理创建 Sprite
                //sr.sprite = Sprite.Create(asset, new Rect(0, 0, asset.width, asset.height), Vector2.zero, 100f);
                //float x = col * jpgscenew;
                //float y = (mapRownum - row - 1) * jpgscenew;
                //obj.transform.position = new Vector2(x, y);
                //Debug.Log($"Tile {filename} placed at ({x}, {y})");
            }
        }
        MapManager.Instance.ReseCamera(jpgscenew * mapColumn, jpgscenew * mapRownum);
        MapManager.Instance.GenerateMap(jpgscenew * mapColumn, jpgscenew * mapRownum, 0.48f, 0.32f);
    }
    IEnumerator LoadSpriteT(string spName, GameObject go, SpriteRenderer sprite)
    {
        using (UnityWebRequest req = UnityWebRequestTexture.GetTexture(spName))
        {
            yield return req.SendWebRequest();
            if (req.result == UnityWebRequest.Result.Success)
            {
                Texture2D tt = DownloadHandlerTexture.GetContent(req);
                if (tt == null)
                    yield break;
                sprite.sprite = Sprite.Create(tt, new Rect(0, 0, tt.width, tt.height), Vector2.zero, 100f);
            }
            else
            {
                UIWindow.Instance.ShowMessage(req.error);
            }
        }
    }
}