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

public class MapEditor : MonoBehaviour
{
    private const float UPP = 100f;
    private const string GROUND_NAME = "Ground";

    private GameObject _ground;
    private TerrainGridSystem _tgs;

    private MeshRenderer GroundRenderer => _ground.GetComponent<MeshRenderer>();

    private bool Valid => _ground != null && _tgs != null;

    [LabelText("地表材质")]
    [PreviewField(Alignment = ObjectFieldAlignment.Center)]
    [AssetList(Path = (Constants.MAP_TEXTURE_PATH_WITHOUT_ASSET))]
    [OnValueChanged("OnGroundTextureChanged")]
    [SerializeField]
    private Material _groundMat;

    private void Awake()
    {
        _ground = GameObject.Find(GROUND_NAME);
        if (_ground == null)
        {
            Debug.LogError("Ground Is Null!");
        }

        _tgs = Object.FindObjectOfType<TerrainGridSystem>();
        if (_tgs == null)
        {
            Debug.LogError("Terrain Grid System Is Null!");
        }
    }

    private void OnGroundTextureChanged()
    {
        if (Valid && _groundMat != null)
        {
            GroundRenderer.sharedMaterial = _groundMat;
            var mapScale = (new Vector2(_groundMat.mainTexture.width,
                _groundMat.mainTexture.height) / UPP) * _tgs.regularHexagonsWidth;
            _ground.transform.localScale = mapScale;
        }
    }
}