using System;
using System.Collections.Generic;
using ZXL.Helper;

namespace ZXLT.FileSystem
{
    class FileBase
    {
    }

    class Directory : FileBase
    {
        DirectoryInfo directoryInfo;

        List<Directory> directories = new List<Directory>();
        List<File> files = new List<File>();

        public Directory(DirectoryInfo directoryInfo)
        {
            this.directoryInfo = directoryInfo;
        }

        public void AddDirectory(Directory dir)
        {
            directories.Add(dir);
        }

        public void AddFile(File file)
        {
            files.Add(file);
        }

        public void RemoveDirectory(Directory dir)
        {
            directories.Remove(dir);
        }

        public void RemoveFile(File file)
        {
            files.Remove(file);
        }

        public void Clear()
        {
            directories.Clear();
        }
    }

    class File : FileBase
    {
        FileInfo fileInfo;

        public File(FileInfo fileInfo)
        {
            this.fileInfo = fileInfo;
        }
    }

    interface IFileSystem
    {
        event Action<FileSystemInfo> OnUpdateFileSystem;
        void CreateDirectory(string path);
        void DeleteDirectory(string path);
        void DeleteFile(string path);
        void MoveDirectory(string sourcePath, string destPath);
        void MoveFile(string sourcePath, string destPath);
        void RenameDirectory(string sourcePath, string destPath);
        void RenameFile(string sourcePath, string destPath);
    }

    public class FileSystem : IFileSystem
    {
        Directory rootDirectory;
        SortedDictionary<string, FileBase> fileBases = new SortedDictionary<string, FileBase>();
        public event Action<FileSystemInfo> OnUpdateFileSystem;

        void UpdateFileSystem(FileSystemInfo systemInfo)
        {
            OnUpdateFileSystem?.Invoke(systemInfo);
        }

        public void CreateDirectory(string path)
        {
            var directory = new Directory(new DirectoryInfo(path));
            fileBases.Add(path, directory);
            FileHelper.CreateDirectory(path);
        }

        public void CreateFile(string path)
        {
            var file = new File(new FileInfo(path));
            fileBases.Add(path, file);
            FileHelper.CreateDirectory(path);
        }

        public void DeleteDirectory(string path)
        {
            throw new NotImplementedException();
        }

        public void DeleteFile(string path)
        {
            throw new NotImplementedException();
        }

        public void MoveDirectory(string sourcePath, string destPath)
        {
            throw new NotImplementedException();
        }

        public void MoveFile(string sourcePath, string destPath)
        {
            throw new NotImplementedException();
        }

        public void RenameDirectory(string sourcePath, string destPath)
        {
            throw new NotImplementedException();
        }

        public void RenameFile(string sourcePath, string destPath)
        {
            throw new NotImplementedException();
        }
    }
}