Fixing factory codegen

tpl/codegen_factory.twig

@@ -33,10 +33,8 @@ static public class AutogenBundle
   {
     switch(class_id) 
     {
-{%- for u in meta.getunits ~%}
-{%- if u.object is instanceof('\\mtgMetaStruct')~%}
-      case {{u.object.classid}}: { return typeof({{u.object.name}}); }
-{%- endif ~%}
+{%- for t in meta.factorytypes ~%}
+      case {{t.classid}}: { return typeof({{t.fullname}}); }
 {%- endfor ~%}
       default: 
       {