Base features

This commit is contained in:
2022-01-06 18:36:25 +01:00
parent 033b280175
commit 7b3584543e
60 changed files with 2576 additions and 0 deletions

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using FileTime.Core.Command;
using FileTime.Core.Models;
using FileTime.Core.StateManagement;
namespace FileTime.Providers.Local.CommandHandlers
{
public class CopyCommandHandler : ICommandHandler
{
private readonly List<Thread> _copyOperations = new();
private readonly ElementCreationStates _elementCreationStates;
public CopyCommandHandler(ElementCreationStates elementCreationStates)
{
_elementCreationStates = elementCreationStates;
}
public bool CanHandle(object command)
{
if (command is not CopyCommand copyCommand) return false;
if (copyCommand.Target != null && copyCommand.Target is not LocalFolder) return false;
if (copyCommand.Sources.Any(s => s.ContentProvider is not LocalContentProvider)) return false;
return true;
}
public void Execute(object command)
{
if (command is not CopyCommand copyCommand) throw new ArgumentException($"Can not execute command of type '{command.GetType()}'.");
var thread = new Thread(() => copyCommand.Execute(CopyElement));
thread.Start();
_copyOperations.Add(thread);
}
public void CopyElement(IAbsolutePath sourcePath, IAbsolutePath targetPath)
{
using var sourceStream = File.OpenRead(sourcePath.Path);
using var sourceReader = new BinaryReader(sourceStream);
using var targetStream = File.OpenWrite(targetPath.Path);
using var targetWriter = new BinaryWriter(targetStream);
var bufferSize = 1024 * 1024;
byte[] dataRead;
do
{
dataRead = sourceReader.ReadBytes(bufferSize);
targetWriter.Write(dataRead);
targetWriter.Flush();
}
while (dataRead.Length > 0);
}
}
}

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namespace FileTime.Providers.Local.Extensions
{
public static class FormatExtensions
{
private const long OneKiloByte = 1024;
private const long OneMegaByte = OneKiloByte * 1024;
private const long OneGigaByte = OneMegaByte * 1024;
private const long OneTerraByte = OneGigaByte * 1024;
public static string ToSizeString(this long fileSize, int precision = 1)
{
var fileSizeD = (decimal)fileSize;
var (size, suffix) = fileSize switch
{
> OneTerraByte => (fileSizeD / OneTerraByte, "T"),
> OneGigaByte => (fileSizeD / OneGigaByte, "G"),
> OneMegaByte => (fileSizeD / OneMegaByte, "M"),
> OneKiloByte => (fileSizeD / OneKiloByte, "K"),
_ => (fileSizeD, "B")
};
return string.Format("{0:N" + precision + "}", size).TrimEnd('0').Replace(',', '.').TrimEnd('.') + " " + suffix;
}
}
}

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<Project Sdk="Microsoft.NET.Sdk">
<ItemGroup>
<ProjectReference Include="..\..\FileTime.Core\FileTime.Core.csproj"/>
</ItemGroup>
<ItemGroup>
<PackageReference Include="Mono.Posix.NETStandard" Version="1.0.0"/>
</ItemGroup>
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
</Project>

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using System.Runtime.InteropServices;
using FileTime.Core.Models;
using FileTime.Core.Providers;
namespace FileTime.Providers.Local
{
public class LocalContentProvider : IContentProvider
{
public IReadOnlyList<IContainer> RootContainers { get; }
public IReadOnlyList<IItem> Items => RootContainers;
public IReadOnlyList<IContainer> Containers => RootContainers;
public IReadOnlyList<IElement> Elements { get; } = new List<IElement>();
public string Name { get; } = "local";
public string? FullName { get; }
public bool IsHidden => false;
public IContentProvider Provider => this;
public event EventHandler? Refreshed;
public LocalContentProvider()
{
var rootDirectories = RuntimeInformation.IsOSPlatform(OSPlatform.Linux)
? new DirectoryInfo("/").GetDirectories()
: Environment.GetLogicalDrives().Select(d => new DirectoryInfo(d));
FullName = RuntimeInformation.IsOSPlatform(OSPlatform.Linux) ? "" : null;
RootContainers = rootDirectories.Select(d => new LocalFolder(d, this, this)).OrderBy(d => d.Name).ToList().AsReadOnly();
}
public IItem? GetByPath(string path)
{
var pathParts = path.TrimStart(Constants.SeparatorChar).Split(Constants.SeparatorChar);
var rootContainer = RootContainers.FirstOrDefault(c => c.Name == pathParts[0]);
if (rootContainer == null) return null;
return rootContainer.GetByPath(string.Join(Constants.SeparatorChar, pathParts.Skip(1)));
}
public void Refresh()
{
}
public IContainer? GetParent()
{
return null;
}
public IContainer CreateContainer(string name) => throw new NotSupportedException();
public IElement CreateElement(string name) => throw new NotSupportedException();
public bool IsExists(string name) => Items.Any(i => i.Name == name);
public void Delete() => throw new NotSupportedException();
}
}

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using System.Runtime.InteropServices;
using FileTime.Core.Models;
using FileTime.Core.Providers;
using FileTime.Providers.Local.Extensions;
using Mono.Unix;
namespace FileTime.Providers.Local
{
public class LocalFile : IElement
{
private readonly FileInfo _file;
public string Name { get; }
public string FullName { get; }
public IContentProvider Provider { get; }
public bool IsHidden => (_file.Attributes & FileAttributes.Hidden) == FileAttributes.Hidden;
public bool IsSpecial =>
RuntimeInformation.IsOSPlatform(OSPlatform.Linux)
&& (new UnixFileInfo(_file.FullName).FileAccessPermissions & FileAccessPermissions.UserExecute) == FileAccessPermissions.UserExecute;
public LocalFile(FileInfo file, IContentProvider contentProvider)
{
_file = file;
Name = file.Name;
FullName = file.FullName;
Provider = contentProvider;
}
public string GetPrimaryAttributeText() => _file.Length.ToSizeString();
public void Delete()
{
_file.Delete();
}
}
}

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using FileTime.Core.Models;
using FileTime.Core.Providers;
namespace FileTime.Providers.Local
{
public class LocalFolder : IContainer
{
private IReadOnlyList<IItem>? _items;
private IReadOnlyList<IContainer>? _containers;
private IReadOnlyList<IElement>? _elements;
private readonly IContainer? _parent;
public bool IsHidden => (Directory.Attributes & FileAttributes.Hidden) == FileAttributes.Hidden;
public DirectoryInfo Directory { get; }
public IContentProvider Provider { get; }
public IReadOnlyList<IItem> Items
{
get
{
if (_items == null) Refresh();
return _items!;
}
private set => _items = value;
}
public IReadOnlyList<IContainer> Containers
{
get
{
if (_containers == null) Refresh();
return _containers!;
}
private set => _containers = value;
}
public IReadOnlyList<IElement> Elements
{
get
{
if (_elements == null) Refresh();
return _elements!;
}
private set => _elements = value;
}
public string Name { get; }
public string FullName { get; }
public event EventHandler? Refreshed;
public LocalFolder(DirectoryInfo directory, IContentProvider contentProvider, IContainer? parent)
{
Directory = directory;
_parent = parent;
Name = directory.Name;
FullName = parent?.FullName == null ? Name : parent.FullName + Constants.SeparatorChar + Name;
Provider = contentProvider;
}
public IContainer? GetParent() => _parent;
public void Refresh()
{
_containers = new List<IContainer>();
_elements = new List<IElement>();
try
{
_containers = Directory.GetDirectories().Select(d => new LocalFolder(d, Provider, this)).OrderBy(d => d.Name).ToList().AsReadOnly();
_elements = Directory.GetFiles().Select(f => new LocalFile(f, Provider)).OrderBy(f => f.Name).ToList().AsReadOnly();
}
catch { }
_items = _containers.Cast<IItem>().Concat(_elements).ToList().AsReadOnly();
Refreshed?.Invoke(this, EventArgs.Empty);
}
public IItem? GetByPath(string path)
{
var paths = path.Split(Constants.SeparatorChar);
var item = Items.FirstOrDefault(i => i.Name == paths[0]);
if (paths.Length == 1)
{
return item;
}
if (item is IContainer container)
{
return container.GetByPath(string.Join(Constants.SeparatorChar, paths.Skip(1)));
}
return null;
}
public IContainer CreateContainer(string name)
{
Directory.CreateSubdirectory(name);
Refresh();
return _containers!.FirstOrDefault(c => c.Name == name)!;
}
public IElement CreateElement(string name)
{
using (File.Create(Path.Combine(Directory.FullName, name))) { }
Refresh();
return _elements!.FirstOrDefault(e => e.Name == name)!;
}
public bool IsExists(string name) => Items.Any(i => i.Name == name);
public void Delete()
{
Directory.Delete(true);
}
}
}

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using FileTime.Providers.Local.CommandHandlers;
namespace FileTime.Providers.Local
{
public static class Startup
{
public static Type[] GetCommandHandlers()
{
return new Type[]{
typeof(CopyCommandHandler)
};
}
}
}