Added data evaluation, made parser more robust, switched to NewtonSoft json

SzCore/SzParser.cs

@@ -1,19 +1,22 @@
-using System.Text.Json;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
 using SzCore.DataObjects;
 
 namespace SzCore;
 
 public class SzParser
 {
-
-    private readonly JsonSerializerOptions _jsonOptions = new() { WriteIndented = true };
+    private readonly JsonSerializerSettings _jsonSettings = new()
+    {
+        Formatting = Formatting.Indented,
+        Converters = { new StringEnumConverter() }
+    };
 
     public string SerializeDatasetToJson(SzDataset dataset)
     {
         try
         {
-            var jsonString = JsonSerializer.Serialize(dataset, _jsonOptions);
-            return jsonString;
+            return JsonConvert.SerializeObject(dataset, _jsonSettings);
         }
         catch (JsonException e)
         {
@@ -25,8 +28,7 @@ public class SzParser
     {
         try
         {
-            var result = JsonSerializer.Deserialize<SzDataset>(jsonString, _jsonOptions);
-            return result;
+            return JsonConvert.DeserializeObject<SzDataset>(jsonString, _jsonSettings);
         }
         catch (Exception e)
         {
@@ -39,9 +41,7 @@ public class SzParser
     {
         try 
         {
-            var templateType = template.GetType();
-            var jsonString = JsonSerializer.Serialize(template, templateType, _jsonOptions);
-            return jsonString;
+            return JsonConvert.SerializeObject(template, _jsonSettings);
         }
         catch (Exception e)
         {
@@ -53,8 +53,7 @@ public class SzParser
     {
         try 
         {
-            var result = JsonSerializer.Deserialize<T>(jsonString, _jsonOptions);
-            return result;
+            return JsonConvert.DeserializeObject<T>(jsonString, _jsonSettings);
         }
         catch (Exception e)
         {
@@ -62,5 +61,4 @@ public class SzParser
             return default;
         }
     }
-}
-
+}