fix arg conversions and import

Author: makspll

crates/bevy_api_gen/templates/footer.tera

@@ -26,11 +26,20 @@ impl ::bevy::app::Plugin for {{ "ScriptingPlugin" | prefix_cratename | convert_c
             | {
                 let output: {{ function.output.proxy_ty }} = ::{{ item.import_path }}::{{ function.ident }}(
                     {%- for arg in function.args -%}
+                        {%- if arg.proxy_ty is matching("Ref.*")-%}
+                        &
+                        {%- endif -%}
+                        {%- if arg.proxy_ty is matching ("Mut.*")-%}
+                        &mut
+                        {%- endif -%}
                         {%- if arg.ident != "self" -%}
                             {{- arg.ident -}}
                         {%- else -%}
                             _{{- arg.ident -}}
-                        {%- endif -%}.into(), 
+                        {%- endif -%}
+                        {%- if arg.proxy_ty is matching("Val.*")-%}
+                        .into()
+                        {%- endif -%}, 
                     {%- endfor -%}
                 ).into();
                 output

crates/bevy_api_gen/templates/header.tera

@@ -18,7 +18,7 @@ use bevy_mod_scripting_core::{
     }
 };
 {% if args.self_is_bms_lua %}
-use crate::*;
+use crate::{*, namespaced_register::NamespaceBuilder};
 {% else %}
-use bevy_mod_scripting_lua::*;
+use bevy_mod_scripting_lua::{*, namespaced_register::NamespaceBuilder};;
 {% endif %}