Refactor code

src/WireMock.Net/Transformers/ResponseMessageTransformer.cs

@@ -0,0 +1,33 @@
+using HandlebarsDotNet;
+using System.Collections.Generic;
+
+namespace WireMock.Transformers
+{
+    internal static class ResponseMessageTransformer
+    {
+        public static ResponseMessage Transform(RequestMessage requestMessage, ResponseMessage original)
+        {
+            var responseMessage = new ResponseMessage { StatusCode = original.StatusCode, BodyOriginal = original.Body };
+
+            var template = new { request = requestMessage };
+
+            // Body
+            var templateBody = Handlebars.Compile(original.Body);
+            responseMessage.Body = templateBody(template);
+
+            // Headers
+            var newHeaders = new Dictionary<string, string>();
+            foreach (var header in original.Headers)
+            {
+                var templateHeaderKey = Handlebars.Compile(header.Key);
+                var templateHeaderValue = Handlebars.Compile(header.Value);
+
+                newHeaders.Add(templateHeaderKey(template), templateHeaderValue(template));
+            }
+
+            responseMessage.Headers = newHeaders;
+
+            return responseMessage;
+        }
+    }
+}