Return proper http status codes on delete

WebApi/Controllers/FoorumController.cs

@@ -63,16 +63,25 @@ namespace WebApi.Controllers
         }
 
         // DELETE api/<controller>/5
-        public void Delete(int id, [FromUri]bool permanent=false)
+        public IHttpActionResult Delete(int id, [FromUri]bool permanent=false)
         {
+            FoorumDTO f = null;
+
             if (permanent)
             {
-                _foorumService.Delete(id);
+                f =_foorumService.Delete(id);
             }
             else
             {
-                _foorumService.Hide(id);
-            }  
+                f = _foorumService.Hide(id);
+            }
+
+            if (f == null)
+            {
+                return NotFound();
+            }
+
+            return Ok(f);
         }
     }
 }