refactor<*>: rewrite all with AvaloniaUI

src/Native/MacOS.cs

@@ -0,0 +1,45 @@
+using System.Diagnostics;
+using System.IO;
+using System.Runtime.Versioning;
+
+namespace SourceGit.Native {
+    [SupportedOSPlatform("macOS")]
+    internal class MacOS : OS.IBackend {
+        public string FindGitInstallDir() {
+            if (File.Exists("/usr/bin/git")) return "/usr/bin/git";
+            return string.Empty;
+        }
+
+        public string FindVSCode() {
+            if (File.Exists("/Applications/Visual Studio Code.app/Contents/Resources/app/bin/code")) {
+                return "/Applications/Visual Studio Code.app/Contents/Resources/app/bin/code";
+            }
+
+            return string.Empty;
+        }
+
+        public void OpenBrowser(string url) {
+            Process.Start("open", url);
+        }
+
+        public void OpenInFileManager(string path, bool select) {
+            if (Directory.Exists(path)) {
+                Process.Start("open", path);
+            } else if (File.Exists(path)) {
+                Process.Start("open", $"\"{path}\" -a Finder");
+            }
+        }
+
+        public void OpenTerminal(string workdir) {
+            Process.Start(new ProcessStartInfo() {
+                WorkingDirectory = workdir,
+                FileName = "/Applications/Utilities/Terminal.app/Contents/MacOS/Terminal",
+                UseShellExecute = false,
+            });
+        }
+
+        public void OpenWithDefaultEditor(string file) {
+            Process.Start("open", file);
+        }
+    }
+}