convert to c#

ModpackUpdater.Model/ModpackInfo.cs

@@ -0,0 +1,33 @@
+using Microsoft.VisualBasic.CompilerServices;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+
+namespace ModpackUpdater.Model;
+
+public class ModpackInfo
+{
+    private const string FILENAME_MODPACKINFO = "modpack-info.json";
+
+    [JsonConverter(typeof(VersionConverter))]
+    public Version Version { get; set; }
+
+    public void Save(string mcRoot)
+    {
+        File.WriteAllText(Conversions.ToString(GetFilePath(mcRoot)), JsonConvert.SerializeObject(this));
+    }
+
+    public static ModpackInfo Load(string mcRoot)
+    {
+        return JsonConvert.DeserializeObject<ModpackInfo>(File.ReadAllText(Conversions.ToString(GetFilePath(mcRoot))));
+    }
+
+    public static bool HasModpackInfo(string mcRoot)
+    {
+        return File.Exists(Conversions.ToString(GetFilePath(mcRoot)));
+    }
+
+    private static object GetFilePath(string mcRoot)
+    {
+        return Path.Combine(mcRoot, FILENAME_MODPACKINFO);
+    }
+}