Use a cached function

diff --git a/backend/src/main.rs b/backend/src/main.rs
index 84485c2..03963c1 100644 (file)
--- a/backend/src/main.rs
+++ b/backend/src/main.rs
@@ -7,6 +7,7 @@ use actix_web::{ get, web, Responder, middleware, App, HttpServer };
 use askama::Template;
 use ron::{ de::from_reader, ser::{ to_string_pretty, PrettyConfig } };
 use serde::{ Deserialize, Serialize };
+use cached::proc_macro::cached;
 
 mod consts;
 mod tests;
@@ -25,11 +26,16 @@ struct MainTemplate {
 
 const VALUE_UNKNOWN: &str = "-";
 
+#[cached(size = 1, time = 10)]
+fn get_valheim_executable_information_cached(world_path: String) -> Option<valheim_controller::ValheimExe> {
+    valheim_controller::get_valheim_executable_information(&world_path)
+}
+
 #[get("/")]
 async fn main_page(config_shared: web::Data<Mutex<Config>>) -> impl Responder {
     let config = config_shared.lock().unwrap();
 
-    match valheim_controller::get_valheim_executable_information(&config.world_path) {
+    match get_valheim_executable_information_cached(config.world_path.clone()) {
         Some(info) =>
             MainTemplate {
                 text_status: String::from("Valheim server is up and running :)"),