embed plugin loader directly into the launcher

PluginLoader/LogFile.cs

@@ -0,0 +1,77 @@
+using VRage.Utils;
+
+namespace PluginLoader;
+
+public static class LogFile
+{
+    private const string fileName = "loader.log";
+    private static StreamWriter writer;
+
+    public static void Init(string mainPath)
+    {
+        var file = Path.Combine(mainPath, fileName);
+        try
+        {
+            writer = File.CreateText(file);
+        }
+        catch
+        {
+            writer = null;
+        }
+    }
+
+    /// <summary>
+    ///     Writes the specifed text to the log file.
+    ///     WARNING: Not thread safe!
+    /// </summary>
+    public static void WriteLine(string text, bool gameLog = true)
+    {
+        try
+        {
+            writer?.WriteLine($"{DateTime.UtcNow:O} {text}");
+            if (gameLog)
+                WriteGameLog(text);
+            writer?.Flush();
+        }
+        catch
+        {
+            Dispose();
+        }
+    }
+
+    /// <summary>
+    ///     Writes the specifed text to the game log file.
+    ///     This function is thread safe.
+    /// </summary>
+    public static void WriteGameLog(string text)
+    {
+        MyLog.Default.WriteLine($"[PluginLoader] {text}");
+    }
+
+    public static void WriteTrace(string text, bool gameLog = true)
+    {
+#if DEBUG
+        writer?.WriteLine($"{DateTime.UtcNow:O} {text}");
+        if (gameLog)
+            WriteGameLog($"[PluginLoader] {text}");
+        writer?.Flush();
+#endif
+    }
+
+    public static void Dispose()
+    {
+        if (writer == null)
+            return;
+
+        try
+        {
+            writer.Flush();
+            writer.Close();
+        }
+        catch
+        {
+        }
+
+        writer = null;
+    }
+}