using System.IO;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor;
using WK.Data;

namespace WK
{

    public class GenerateFileKey
    {
        private static string targetFile = "Assets/Scripts/Data/Metadata/FileKey.cs";

        [MenuItem("Tools/生成FileKey.cs")]
        public static void EditorGenerateFileKey()
        {
            TextAsset text = ResourceManager.Instance.LoadAsset<TextAsset>(StaticDefine.FileList);
            string content = text.text;
            List<FileDescriptor> files = CSVReader.Read<FileDescriptor>(content);
            Dictionary<string/*EFileKey*/, FileDescriptor> filelist = new Dictionary<string, FileDescriptor>();
            CSVReader.ReadDictionary<string, FileDescriptor>(filelist, content, "key");
            if(filelist.Count > 0)
            {
                if (File.Exists(targetFile))
                {
                    File.Delete(targetFile);
                }
                FileStream fs = File.Create(targetFile);
                using (StreamWriter writer = new StreamWriter(fs))
                {
                    writer.WriteLine("// 自动生成");
                    writer.WriteLine("namespace WK.Data");
                    writer.WriteLine("{");
                    writer.WriteLine("\tpublic enum EFileKey");
                    writer.WriteLine("\t{");
                    writer.WriteLine("\t\tnone = 0,\n");
                    foreach(var kv in filelist)
                    {
                        writer.WriteLine("\t\t" + kv.Key + ",");
                    }
                    writer.WriteLine("\n\t\tall");
                    writer.WriteLine("\t}");
                    writer.WriteLine("}");
                }
            }
        }

    }

}