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OS.cs
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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using Avalonia;
using Avalonia.Controls;
namespace SourceGit.Native
{
public static partial class OS
{
public interface IBackend
{
void SetupApp(AppBuilder builder);
void SetupWindow(Window window);
string GetDataDir();
string FindGitExecutable();
string FindTerminal(Models.ShellOrTerminal shell);
List<Models.ExternalTool> FindExternalTools();
void OpenTerminal(string workdir, string args);
void OpenInFileManager(string path);
void OpenBrowser(string url);
void OpenWithDefaultEditor(string file);
}
public static string DataDir
{
get;
private set;
} = string.Empty;
public static string GitExecutable
{
get => _gitExecutable;
set
{
if (_gitExecutable != value)
{
_gitExecutable = value;
UpdateGitVersion();
}
}
}
public static string GitVersionString
{
get;
private set;
} = string.Empty;
public static Version GitVersion
{
get;
private set;
} = new Version(0, 0, 0);
public static string CredentialHelper
{
get;
set;
} = "manager";
public static string ShellOrTerminal
{
get;
set;
} = string.Empty;
public static string ShellOrTerminalArgs
{
get;
set;
} = string.Empty;
public static List<Models.ExternalTool> ExternalTools
{
get;
set;
} = [];
public static int ExternalMergerType
{
get;
set;
} = 0;
public static string ExternalMergerExecFile
{
get;
set;
} = string.Empty;
public static string ExternalMergeArgs
{
get;
set;
} = string.Empty;
public static string ExternalDiffArgs
{
get;
set;
} = string.Empty;
public static bool UseMicaOnWindows11
{
get => OperatingSystem.IsWindows() && OperatingSystem.IsWindowsVersionAtLeast(10, 0, 22000) && _enableMicaOnWindows11;
set => _enableMicaOnWindows11 = value;
}
public static bool UseSystemWindowFrame
{
get => OperatingSystem.IsLinux() && _enableSystemWindowFrame;
set => _enableSystemWindowFrame = value;
}
static OS()
{
if (OperatingSystem.IsWindows())
_backend = new Windows();
else if (OperatingSystem.IsMacOS())
_backend = new MacOS();
else if (OperatingSystem.IsLinux())
_backend = new Linux();
else
throw new PlatformNotSupportedException();
}
public static void SetupDataDir()
{
DataDir = _backend.GetDataDir();
if (!Directory.Exists(DataDir))
Directory.CreateDirectory(DataDir);
}
public static void SetupApp(AppBuilder builder)
{
_backend.SetupApp(builder);
}
public static void SetupExternalTools()
{
ExternalTools = _backend.FindExternalTools();
}
public static void SetupForWindow(Window window)
{
_backend.SetupWindow(window);
}
public static void LogException(Exception ex)
{
if (ex == null)
return;
var crashDir = Path.Combine(DataDir, "crashes");
if (!Directory.Exists(crashDir))
Directory.CreateDirectory(crashDir);
var time = DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss");
var file = Path.Combine(crashDir, $"{time}.log");
using var writer = new StreamWriter(file);
writer.WriteLine($"Crash::: {ex.GetType().FullName}: {ex.Message}");
writer.WriteLine();
writer.WriteLine("----------------------------");
writer.WriteLine($"Version: {Assembly.GetExecutingAssembly().GetName().Version}");
writer.WriteLine($"OS: {Environment.OSVersion}");
writer.WriteLine($"Framework: {AppDomain.CurrentDomain.SetupInformation.TargetFrameworkName}");
writer.WriteLine($"Source: {ex.Source}");
writer.WriteLine($"Thread Name: {Thread.CurrentThread.Name ?? "Unnamed"}");
writer.WriteLine($"App Start Time: {Process.GetCurrentProcess().StartTime}");
writer.WriteLine($"Exception Time: {DateTime.Now}");
writer.WriteLine($"Memory Usage: {Process.GetCurrentProcess().PrivateMemorySize64 / 1024 / 1024} MB");
writer.WriteLine("----------------------------");
writer.WriteLine();
writer.WriteLine(ex);
writer.Flush();
}
public static string FindGitExecutable()
{
return _backend.FindGitExecutable();
}
public static bool TestShellOrTerminal(Models.ShellOrTerminal shell)
{
return !string.IsNullOrEmpty(_backend.FindTerminal(shell));
}
public static void SetShellOrTerminal(Models.ShellOrTerminal shell)
{
ShellOrTerminal = shell != null ? _backend.FindTerminal(shell) : string.Empty;
ShellOrTerminalArgs = shell.Args;
}
public static Models.DiffMergeTool GetDiffMergeTool(bool onlyDiff)
{
if (ExternalMergerType < 0 || ExternalMergerType >= Models.ExternalMerger.Supported.Count)
return null;
if (ExternalMergerType != 0 && (string.IsNullOrEmpty(ExternalMergerExecFile) || !File.Exists(ExternalMergerExecFile)))
return null;
return new Models.DiffMergeTool(ExternalMergerExecFile, onlyDiff ? ExternalDiffArgs : ExternalMergeArgs);
}
public static void AutoSelectExternalMergeToolExecFile()
{
if (ExternalMergerType >= 0 && ExternalMergerType < Models.ExternalMerger.Supported.Count)
{
var merger = Models.ExternalMerger.Supported[ExternalMergerType];
var externalTool = ExternalTools.Find(x => x.Name.Equals(merger.Name, StringComparison.Ordinal));
if (externalTool != null)
ExternalMergerExecFile = externalTool.ExecFile;
else if (!OperatingSystem.IsWindows() && File.Exists(merger.Finder))
ExternalMergerExecFile = merger.Finder;
else
ExternalMergerExecFile = string.Empty;
ExternalDiffArgs = merger.DiffCmd;
ExternalMergeArgs = merger.MergeCmd;
}
else
{
ExternalMergerExecFile = string.Empty;
ExternalDiffArgs = string.Empty;
ExternalMergeArgs = string.Empty;
}
}
public static void OpenInFileManager(string path)
{
_backend.OpenInFileManager(path);
}
public static void OpenBrowser(string url)
{
_backend.OpenBrowser(url);
}
public static void OpenTerminal(string workdir)
{
if (string.IsNullOrEmpty(ShellOrTerminal))
Models.Notification.Send(workdir, "Terminal is not specified! Please confirm that the correct shell/terminal has been configured.", true);
else
_backend.OpenTerminal(workdir, ShellOrTerminalArgs);
}
public static void OpenWithDefaultEditor(string file)
{
_backend.OpenWithDefaultEditor(file);
}
public static string GetAbsPath(string root, string sub)
{
var fullpath = Path.Combine(root, sub);
if (OperatingSystem.IsWindows())
return fullpath.Replace('/', '\\');
return fullpath;
}
public static string GetRelativePathToHome(string path)
{
if (OperatingSystem.IsWindows())
return path;
var home = Environment.GetFolderPath(Environment.SpecialFolder.UserProfile);
var prefixLen = home.EndsWith('/') ? home.Length - 1 : home.Length;
if (path.StartsWith(home, StringComparison.Ordinal))
return $"~{path.AsSpan(prefixLen)}";
return path;
}
private static void UpdateGitVersion()
{
if (string.IsNullOrEmpty(_gitExecutable) || !File.Exists(_gitExecutable))
{
GitVersionString = string.Empty;
GitVersion = new Version(0, 0, 0);
return;
}
var start = new ProcessStartInfo();
start.FileName = _gitExecutable;
start.Arguments = "--version";
start.UseShellExecute = false;
start.CreateNoWindow = true;
start.RedirectStandardOutput = true;
start.RedirectStandardError = true;
start.StandardOutputEncoding = Encoding.UTF8;
start.StandardErrorEncoding = Encoding.UTF8;
try
{
using var proc = Process.Start(start)!;
var rs = proc.StandardOutput.ReadToEnd();
proc.WaitForExit();
if (proc.ExitCode == 0 && !string.IsNullOrWhiteSpace(rs))
{
GitVersionString = rs.Trim();
var match = REG_GIT_VERSION().Match(GitVersionString);
if (match.Success)
{
var major = int.Parse(match.Groups[1].Value);
var minor = int.Parse(match.Groups[2].Value);
var build = int.Parse(match.Groups[3].Value);
GitVersion = new Version(major, minor, build);
GitVersionString = GitVersionString.Substring(11).Trim();
}
}
}
catch
{
// Ignore errors
}
}
[GeneratedRegex(@"^git version[\s\w]*(\d+)\.(\d+)[\.\-](\d+).*$")]
private static partial Regex REG_GIT_VERSION();
private static IBackend _backend = null;
private static string _gitExecutable = string.Empty;
private static bool _enableSystemWindowFrame = false;
private static bool _enableMicaOnWindows11 = true;
}
}