using System;
using UnityEditor;
using UnityEditor.Presets;

namespace XGame.Editor.Asset
{
    [Serializable]
    public class AtlasInfo
    {
        internal static AtlasInfo DefaultInfo()
        {
            return new AtlasInfo()
            {
                packerMode = SpritePackerMode.Atlas,
                atlasLayerLimit = 3,
                spriteAtlasPreset = DefaultPreset,
            };
        }

        public SpritePackerMode packerMode;
        /// <summary>
        /// 图集文件夹子目录的遍历上限
        /// 超过上限的视为同一个图集
        /// </summary>
        public byte atlasLayerLimit;
        /// <summary>
        /// 图集预设
        /// </summary>
        public Preset spriteAtlasPreset;
        /// <summary>
        /// 图集名命名类型
        /// 0:tag+文件夹名
        /// 1:文件夹路径
        /// 2:guid
        /// </summary>
        public int atlasNameType;

        private static Preset DefaultPreset
        {
            get
            {
                var guids = AssetDatabase.FindAssets("SpriteAtlasTemplate");
                if (guids.Length > 0)
                {
                    var assetPath = AssetDatabase.GUIDToAssetPath(guids[0]);
                    return AssetDatabase.LoadAssetAtPath<Preset>(assetPath);
                }
                return null;
            }
        }

    }
}