using UnityEngine;
using System.Collections.Generic;
using System;

public class JsonConfigParser
{
    // [System.Serializable]
    // public class TilePattern
    // {
    //     [System.Serializable]
    //     public class TileInstance
    //     {
    //         public Vector3 position;
    //         public Vector2 scale;
    //         public int textureIndex;
    //     }

    //     public TileInstance[] instances;
    //     public Vector2 patternSize; // 整个模式的大小
    // }

    [System.Serializable]
    public class MeshData
    {
        public int revertSeam = 0;
        public float[] vertices;
        public int[] indices;
    }

    [System.Serializable]
    public class TileUniformData
    {
        public float[] vTransform = { 0, 0, 0 };
        public float[] vLocalTransform = { 0, 0 };
        public float[] vSeamOffset = { 0, 0 };
        public float[] vTextureSize = { 1, 1 };
    }

    [System.Serializable]
    public class TileSeg {
        public float vRange;
        public int vSeam;
    }

    [System.Serializable]
    public class InstanceData
    {
        public int meshidx;
        public TileUniformData uniforms;
        public int texture;

        public TileSeg seg;
    }

    [System.Serializable]
    public class TileSizeData
    {
        public int[] size;
    }

    [System.Serializable]
    public class TileConfig
    {
        public List<MeshData> mesh;
        public List<InstanceData> instances;
        public TileSizeData[] tileSize;
        public int[] size;
        public string[] base64Textures;
        public int[] tiles = {20, 20};
        public int isVertical = 0;
        public float vSeam = 0.05f;
    }

    public static TileConfig ParseJsonConfig(string jsonConfig)
    {
        try
        {
            var config = JsonUtility.FromJson<TileConfig>(jsonConfig);

            Debug.Log($"Mesh count: {config.mesh?.Count}");
            Debug.Log($"Instances count: {config.instances?.Count}");
            Debug.Log($"Size: {(config.size != null ? string.Join(",", config.size) : "null")}");
            Debug.Log($"TileSize: {(config.tileSize != null ? config.tileSize.Length : 0)} rows");

            return config;
        }
        catch (Exception e)
        {
            Debug.LogError($"Error parsing JSON config: {e.Message}");
            return null;
        }
    }
}