using System;
using System.Collections.Generic;
using System.IO;

namespace ScreenConnect;

public abstract class FileData : IReadStreamProducer, IDisposable
{
	public abstract string FilePath { get; }

	public abstract long Size { get; }

	public abstract DateTime CreationTime { get; }

	public abstract DateTime LastWriteTime { get; }

	public abstract DateTime LastAccessTime { get; }

	public abstract bool IsDirectory { get; }

	public abstract Stream OpenReadStream();

	public abstract void Dispose();

	public static FileData GetFileData(string path)
	{
		FileData[] fileDatas = GetFileDatas(path);
		if (fileDatas.Length != 1)
		{
			throw new InvalidOperationException();
		}
		return fileDatas[0];
	}

	public static FileData[] GetFileDatas(string path)
	{
		path.AssertArgumentNonNull("path");
		string s = Path.GetDirectoryName(path);
		Extensions.EnsureEndsWithChar(ref s, Path.DirectorySeparatorChar);
		List<FileData> list = new List<FileData>();
		foreach (FileSystemInfo item in FileSystemExtensions.GetFileSystemInfosRecursive(path, includeSelf: true))
		{
			list.Add(new DiskFileData(s, item));
		}
		return list.ToArray();
	}

	public static FileData[] GetFileDatas(IEnumerable<string> paths)
	{
		paths.AssertArgumentNonNull("paths");
		List<FileData> list = new List<FileData>();
		foreach (string path in paths)
		{
			FileData[] fileDatas = GetFileDatas(path);
			list.AddRange(fileDatas);
		}
		return list.ToArray();
	}
}