namespace assetBundleUtility
{


#if UNITY_EDITOR
	using System;
	using System.Collections.Generic;
	using System.IO;
	using System.Linq;
	using UnityEditor;
	
	[Serializable]
	public class AssetBundleGroup
	{
        #region Config

        public string MD5FileName = "MD5.txt";
        public string MD5DictionaryFileName = "MD5Dictionary.txt";
        public string OutputPath;
        public List<AssetBundleSet> AssetBundleSets = new List<AssetBundleSet>();

        //CustomPropertyDrawer使用
        [NonSerialized] public float TotalHeight;

        #endregion
	
	    public void CreateMD5FileAndMD5DictionaryFile()
	    {
	        string md5FilePath = CheckOutputPath(OutputPath, MD5FileName);
	        string md5DictionaryFilePath = CheckOutputPath(OutputPath, MD5DictionaryFileName);
	
	        List<AssetBundleSet> assetBundleSets = new List<AssetBundleSet>();
	        for (int i = 0; i < AssetBundleSets.Count; i++)
	        {
	            AssetBundleSet assetBundleSet = AssetBundleSets[i];
	            if (assetBundleSet.Object == null) continue;
	            assetBundleSet.Name = assetBundleSet.Object.name;
	            assetBundleSet.StreamingPath = AssetDatabase.GetAssetPath(assetBundleSet.Object);
	            assetBundleSet.MD5 = MD5Utility.GetMD5StringFromPath(assetBundleSet.StreamingPath);
	            assetBundleSets.Add(assetBundleSet);
	        }

            assetBundleSets.MySort((bundleSet0, bundleSet1) => SortExtension.CompareASCII(bundleSet1.Name, bundleSet0.Name));
            string md5Dictionary = AssetBundleUtility.CreateMD5Dictionary(assetBundleSets, false);
	        byte[] bytes = MD5Utility.GetMD5(md5Dictionary);
	        string md5 = MD5Utility.BytesToString(bytes);
	        File.WriteAllText(md5FilePath, md5);
	        md5Dictionary = AssetBundleUtility.CreateMD5Dictionary(assetBundleSets, true);
	        File.WriteAllText(md5DictionaryFilePath, md5Dictionary);

	        AssetDatabase.Refresh();
	    }
	
	    private string CheckOutputPath(string path, string name)
	    {
	        string directory = path.TrimEnd('/', '\\') + Path.DirectorySeparatorChar;
	
	        if (directory == Path.DirectorySeparatorChar.ToString() || !Directory.Exists(directory))
	        {
	            throw new Exception("文件夹不存在");
	        }
	
	        if (string.IsNullOrEmpty(name) || name.Any(Path.GetInvalidFileNameChars().Contains))
	        {
	            throw new Exception("文件名包含无效字符");
	        }
	
	        return $"{path}{Path.DirectorySeparatorChar}{name}";
	    }
	}
#endif


}