fix, add handling for structs to API

Author: merl111

Phantasma.API/NexusAPI.cs

@@ -615,9 +615,7 @@ private TokenDataResult FillNFT(string symbol, BigInteger ID, bool extended)
                             }
                         }
                     }
-
                 }
-
             }
 
             var infusion = info.Infusion.Select(x => new TokenPropertyResult() { Key = x.Symbol, Value = x.Value.ToString() }).ToArray();
@@ -1730,7 +1728,7 @@ public IAPIResult GetNFT([APIParameter("Symbol of token", "NACHO")] string symbo
             TokenDataResult result;
             try
             {
-                result = FillNFT(symbol, ID, extended); ;
+                result = FillNFT(symbol, ID, extended);
             }
             catch (Exception e)
             {

Phantasma.Storage/Serialization.cs

@@ -182,7 +182,7 @@ public static void Serialize(BinaryWriter writer, object obj, Type type)
                 writer.WriteVarInt(val);
             }
             else
-            if (type.IsStructOrClass()) // check if struct or class
+            if (type.IsStructOrClass())
             {
                 var fields = type.GetFields(BindingFlags.Public | BindingFlags.Instance);
 

Phantasma.VM/VMObject.cs

@@ -189,6 +189,15 @@ public string AsString()
 
                         return "Interop:" + Data.GetType().Name;
                     }
+                case VMType.Struct:
+                    using (var stream = new MemoryStream())
+                    {
+                        using (var writer = new BinaryWriter(stream))
+                        {
+                            SerializeData(writer);
+                        }
+                        return BitConverter.ToString(stream.ToArray()).Replace("-", "");
+                    }
 
                 case VMType.Bool:
                     return ((bool)Data) ? "true" : "false";