Fix SWCommand with Mapper

Simplify SWCommand registering mapper and commands

SpigotCore_Main/src/de/steamwar/command/SWCommand.java

@@ -73,15 +73,15 @@ public abstract class SWCommand {
             }
         });
 
+        Set<Method> commandMethods = new HashSet<>();
         for (Method method : getClass().getDeclaredMethods()) {
             addMapper(method);
+            addCommand(method, commandMethods);
         }
-        for (Method method : getClass().getDeclaredMethods()) {
-            addCommand(method);
-        }
+        commandMethods.forEach(method -> commandSet.add(new SubCommand(this, method)));
     }
 
-    private void addCommand(Method method) {
+    private void addCommand(Method method, Set<Method> commandMethods) {
         Register register = method.getDeclaredAnnotation(Register.class);
         Mapper methodMapper = method.getDeclaredAnnotation(Mapper.class);
         if (register == null || methodMapper != null) {
@@ -101,17 +101,17 @@ public abstract class SWCommand {
             if (parameter.isVarArgs() && i == parameters.length - 1) {
                 clazz = parameter.getType().getComponentType();
             }
-            if (clazz.isEnum()) {
+            Mapper mapper = parameter.getAnnotation(Mapper.class);
+            if (clazz.isEnum() && mapper == null) {
                 continue;
             }
             String name = clazz.getTypeName();
-            Mapper mapper = parameter.getAnnotation(Mapper.class);
             if (mapper != null) {
                 name = mapper.value();
             }
             if (!SWCommandUtils.MAPPER_FUNCTIONS.containsKey(name)) return;
         }
-        commandSet.add(new SubCommand(this, method));
+        commandMethods.add(method);
     }
 
     private void addMapper(Method method) {