updated the FileUser to check if file exists rather than UserSettings

Author: mstew20

src/HyperMC/Services/FileUser.cs

@@ -12,9 +12,14 @@ public class FileUser : IFileUesr
     {
         public async Task<T> ReadFile<T>(string file)
         {
-            using var stream = new FileStream(file, FileMode.Open, FileAccess.Read);
-            var settings = await JsonSerializer.DeserializeAsync<T>(stream);
-            return settings;
+            if (File.Exists(file))
+            {
+                using var stream = new FileStream(file, FileMode.Open, FileAccess.Read);
+                var settings = await JsonSerializer.DeserializeAsync<T>(stream);
+                return settings;
+            }
+
+            return default(T);
         }
 
         public async Task WriteToFile<T>(T data, string file)

src/HyperMC/Settings/UserSettings.cs

@@ -36,10 +36,10 @@ public async Task Initialize()
                 Directory.CreateDirectory(_appPath);
             }
 
-            if (File.Exists(_settingsFile))
-            {
-                var settings = await _fileUesr.ReadFile<UserSettings>(_settingsFile);
+            var settings = await _fileUesr.ReadFile<UserSettings>(_settingsFile);
 
+            if (settings != null)
+            {
                 MinecraftPath = settings.MinecraftPath;
                 ModPacksPath = settings.ModPacksPath;
             }