using System;
using System.Collections;
using System.Collections.Generic;
using Framework;
using UnityEngine;
using Sirenix.OdinInspector;
using Sirenix.OdinInspector.Editor;
using TGS;
using Debug = DebugUtil;
using Object = UnityEngine.Object;
using UnityEditor;

[ExecuteAlways]
public class MapSceneEditor : MonoBehaviour
{
    private const float UPP = 100;
    
    private TerrainGridSystem _tgs;
    private GridEditor _gridEditor;
    
    [SerializeField]
    [HideInInspector]
    private string _mapDataJson = "";
    
    private MapData _mapData = new();

    public MapData mapData => _mapData;

    //[BoxGroup("地图编辑器/Split/Right/地图基本结构")]
    [TableColumnWidth(57, Resizable = false)]
    [PreviewField(Alignment = ObjectFieldAlignment.Center)]
    [AssetList(Path = (Constants.MAP_TEXTURE_PATH_WITHOUT_ASSET))]
    //[EnableIf("canRebuild")]
    [OnValueChanged("OnMapMaterialChanged")]
    [LabelText("地面图")]
    [Indent]
    public Material groundMaterial;

    [LabelText("地图尺寸")]
    [LabelWidth(100)]
    [Indent]
    [ReadOnly]
    public Vector2 MapScale;
    
    private void OnMapMaterialChanged()
    {
        if (groundMaterial != null&&groundMaterial.mainTexture!=null)
        {
            _tgs.GetComponent<MeshRenderer>().sharedMaterial = groundMaterial;
            MapScale = (new Vector2(groundMaterial.mainTexture.width,
                groundMaterial.mainTexture.height) / UPP);
            _tgs.transform.localScale = new Vector3(MapScale.x,MapScale.y,1) ;
            _tgs.regularHexagons = false;
            var width = GetHexCount(MapScale.x, _tgs.regularHexagonsWidth, false);
            var height = GetHexCount(MapScale.y, _tgs.regularHexagonsWidth, true);
            _tgs.rowCount = height;
            _tgs.columnCount = width;
            _tgs.regularHexagons = true;
        }
    }
    
    private int GetHexCount(float totalLength, float hexWidth, bool isDiagonal)
    {
        if (isDiagonal)
            return Mathf.FloorToInt((4 * totalLength) / (3 * hexWidth) - 1 / 3f);
        else
        {
            var sqrt3 = Mathf.Sqrt(3);
            var countInFloat = (totalLength - (sqrt3 / 4 * hexWidth)) / (Mathf.Sqrt(3) / 2 * hexWidth);
            return Mathf.FloorToInt(countInFloat);
        }
    }
    
    private void Awake()
    {
        _tgs = Object.FindObjectOfType<TerrainGridSystem>();
        if (_tgs == null)
        {
            Debug.LogError("Terrain Grid System Is Null!");
        }

        _gridEditor = Object.FindObjectOfType<GridEditor>();
        if (_gridEditor == null)
        {
            Debug.LogError("Grid Editor is null!");
        }
    }
}