lib/eancom/edifact/segments/dtm.rb in eancom-1.6.3 vs lib/eancom/edifact/segments/dtm.rb in eancom-2.0.0

@@ -19,17 +19,22 @@
 
         super(tag: @tag || TAG)
       end
 
       def to_json_hash
-        {
-          identifier => {
-              date_time: @date_time
-            }
-        }
+        hash = { identifier => {} }
+        hash[identifier].merge!({ date_time: @date_time }) if @date_time
+
+        hash.merge!({ identifier: @identifier }) if @identifier
+        hash = {} if hash[identifier].empty?
+        hash
       end
 
+      def group_name
+        'date_time_messages'
+      end
+
       def segment_type
         TYPE
       end
 
       private
@@ -38,6 +43,5 @@
         @identifier ||= structure.find(:type).dictionary[@type][:identifier]
       end
     end
   end
 end
-