Базовая работа на Linux

2026-06-04 19:24:08 +03:00
parent 72a5392a73
commit e07fc408eb
37 changed files with 1632 additions and 80 deletions
--- a/src/Sms.Environment.Windows/WindowsEnvironmentVariableStore.cs
+++ b/src/Sms.Environment.Windows/WindowsEnvironmentVariableStore.cs
@@ -0,0 +1,97 @@
+using System.Runtime.InteropServices;
+using Sms.Environment;
+
+namespace Sms.Environment.Windows;
+
+public sealed class WindowsEnvironmentVariableStore : IEnvironmentVariableStore
+{
+    private const int HWND_BROADCAST = 0xffff;
+    private const int WM_SETTINGCHANGE = 0x001A;
+
+    public string? Get(string name) =>
+        System.Environment.GetEnvironmentVariable(name, EnvironmentVariableTarget.User)
+        ?? System.Environment.GetEnvironmentVariable(name, EnvironmentVariableTarget.Process);
+
+    public void Set(string name, string value)
+    {
+        System.Environment.SetEnvironmentVariable(name, value, EnvironmentVariableTarget.User);
+        System.Environment.SetEnvironmentVariable(name, value, EnvironmentVariableTarget.Process);
+        BroadcastEnvironmentChange();
+    }
+
+    public bool Exists(string name) => Get(name) is not null;
+
+    public IReadOnlyDictionary<string, string> GetAll(IEnumerable<string> names)
+    {
+        var result = new Dictionary<string, string>(StringComparer.Ordinal);
+        foreach (var name in names)
+        {
+            var value = Get(name);
+            if (value is not null)
+            {
+                result[name] = value;
+            }
+        }
+
+        return result;
+    }
+
+    public IReadOnlyDictionary<string, string> GetProcessEnvironment() =>
+        ToDictionary(System.Environment.GetEnvironmentVariables(EnvironmentVariableTarget.Process));
+
+    public IReadOnlyDictionary<string, string> GetUserPersistedEnvironment() =>
+        ToDictionary(System.Environment.GetEnvironmentVariables(EnvironmentVariableTarget.User));
+
+    public bool IsPersistedInUserStore(string name) =>
+        System.Environment.GetEnvironmentVariable(name, EnvironmentVariableTarget.User) is not null;
+
+    public void RemoveFromUserStore(string name)
+    {
+        System.Environment.SetEnvironmentVariable(name, null, EnvironmentVariableTarget.User);
+        System.Environment.SetEnvironmentVariable(name, null, EnvironmentVariableTarget.Process);
+        BroadcastEnvironmentChange();
+    }
+
+    private static Dictionary<string, string> ToDictionary(System.Collections.IDictionary source)
+    {
+        var result = new Dictionary<string, string>(StringComparer.Ordinal);
+        foreach (string key in source.Keys)
+        {
+            result[key] = source[key]?.ToString() ?? string.Empty;
+        }
+
+        return result;
+    }
+
+    private static void BroadcastEnvironmentChange()
+    {
+        try
+        {
+            _ = NativeMethods.SendMessageTimeout(
+                HWND_BROADCAST,
+                WM_SETTINGCHANGE,
+                IntPtr.Zero,
+                "Environment",
+                0,
+                1000,
+                out _);
+        }
+        catch
+        {
+            // Non-critical: new processes still see updated registry values.
+        }
+    }
+
+    private static class NativeMethods
+    {
+        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        public static extern IntPtr SendMessageTimeout(
+            int hWnd,
+            int msg,
+            IntPtr wParam,
+            string lParam,
+            int fuFlags,
+            int uTimeout,
+            out IntPtr lpdwResult);
+    }
+}