refactor(i18n): optimize translation handling with Arc<str> for better memory efficiency

refactor(tray): change menu text storage to use Arc<str> for improved performance
refactor(service): utilize SmartString for error messages to enhance memory management

src-tauri/src/cmd/service.rs

@@ -3,6 +3,7 @@ use crate::{
     core::service::{self, SERVICE_MANAGER, ServiceStatus},
     utils::i18n::t,
 };
+use smartstring::SmartString;
 
 async fn execute_service_operation_sync(status: ServiceStatus, op_type: &str) -> CmdResult {
     if let Err(e) = SERVICE_MANAGER
@@ -12,7 +13,7 @@ async fn execute_service_operation_sync(status: ServiceStatus, op_type: &str) ->
         .await
     {
         let emsg = format!("{} Service failed: {}", op_type, e);
-        return Err(t(emsg.as_str()).await);
+        return Err(SmartString::from(&*t(emsg.as_str()).await));
     }
     Ok(())
 }

src-tauri/src/core/tray/menu_def.rs

@@ -1,11 +1,11 @@
 use crate::utils::i18n::t;
-use smartstring::alias::String;
+use std::sync::Arc;
 
 macro_rules! define_menu {
     ($($field:ident => $const_name:ident, $id:expr, $text:expr),+ $(,)?) => {
         #[derive(Debug)]
         pub struct MenuTexts {
-            $(pub $field: String,)+
+            $(pub $field: Arc<str>,)+
         }
 
         pub struct MenuIds;

src-tauri/src/core/tray/mod.rs

@@ -23,6 +23,7 @@ use futures::future::join_all;
 use parking_lot::Mutex;
 use smartstring::alias::String;
 use std::collections::HashMap;
+use std::sync::Arc;
 use std::{
     fs,
     sync::atomic::{AtomicBool, Ordering},
@@ -798,7 +799,7 @@ fn create_proxy_menu_item(
     app_handle: &AppHandle,
     show_proxy_groups_inline: bool,
     proxy_submenus: Vec<Submenu<Wry>>,
-    proxies_text: &String,
+    proxies_text: &Arc<str>,
 ) -> Result<ProxyMenuItem> {
     // 创建代理主菜单
     let (proxies_submenu, inline_proxy_items) = if show_proxy_groups_inline {

src-tauri/src/utils/i18n.rs

@@ -1,12 +1,18 @@
 use crate::{config::Config, utils::dirs};
 use once_cell::sync::Lazy;
-use serde_json::Value;
 use smartstring::alias::String;
-use std::{fs, path::PathBuf, sync::RwLock};
+use std::{
+    collections::HashMap,
+    fs,
+    path::PathBuf,
+    sync::{Arc, RwLock},
+};
 use sys_locale;
 
 const DEFAULT_LANGUAGE: &str = "zh";
 
+type TranslationMap = (String, HashMap<String, Arc<str>>);
+
 fn get_locales_dir() -> Option<PathBuf> {
     dirs::app_resources_dir()
         .map(|resource_path| resource_path.join("locales"))
@@ -44,18 +50,23 @@ pub async fn current_language() -> String {
         .unwrap_or_else(get_system_language)
 }
 
-static TRANSLATIONS: Lazy<RwLock<(String, Box<Value>)>> = Lazy::new(|| {
+static TRANSLATIONS: Lazy<RwLock<TranslationMap>> = Lazy::new(|| {
     let lang = get_system_language();
-    let json = load_lang_file(&lang).unwrap_or_else(|| Value::Object(Default::default()));
-    RwLock::new((lang, Box::new(json)))
+    let map = load_lang_file(&lang).unwrap_or_default();
+    RwLock::new((lang, map))
 });
 
-fn load_lang_file(lang: &str) -> Option<Value> {
+fn load_lang_file(lang: &str) -> Option<HashMap<String, Arc<str>>> {
     let locales_dir = get_locales_dir()?;
     let file_path = locales_dir.join(format!("{lang}.json"));
     fs::read_to_string(file_path)
         .ok()
-        .and_then(|content| serde_json::from_str(&content).ok())
+        .and_then(|content| serde_json::from_str::<HashMap<String, String>>(&content).ok())
+        .map(|map| {
+            map.into_iter()
+                .map(|(k, v)| (k, Arc::from(v.as_str())))
+                .collect()
+        })
 }
 
 fn get_system_language() -> String {
@@ -66,38 +77,38 @@ fn get_system_language() -> String {
         .unwrap_or_else(|| DEFAULT_LANGUAGE.into())
 }
 
-pub async fn t(key: &str) -> String {
+pub async fn t(key: &str) -> Arc<str> {
     let current_lang = current_language().await;
 
     {
         if let Ok(cache) = TRANSLATIONS.read()
             && cache.0 == current_lang
-            && let Some(text) = cache.1.get(key).and_then(|val| val.as_str())
+            && let Some(text) = cache.1.get(key)
         {
-            return text.into();
+            return Arc::clone(text);
         }
     }
 
-    if let Some(new_json) = load_lang_file(&current_lang)
+    if let Some(new_map) = load_lang_file(&current_lang)
         && let Ok(mut cache) = TRANSLATIONS.write()
     {
-        *cache = (current_lang.clone(), Box::new(new_json));
+        *cache = (current_lang.clone(), new_map);
 
-        if let Some(text) = cache.1.get(key).and_then(|val| val.as_str()) {
-            return text.into();
+        if let Some(text) = cache.1.get(key) {
+            return Arc::clone(text);
         }
     }
 
     if current_lang != DEFAULT_LANGUAGE
-        && let Some(default_json) = load_lang_file(DEFAULT_LANGUAGE)
+        && let Some(default_map) = load_lang_file(DEFAULT_LANGUAGE)
         && let Ok(mut cache) = TRANSLATIONS.write()
     {
-        *cache = (DEFAULT_LANGUAGE.into(), Box::new(default_json));
+        *cache = (DEFAULT_LANGUAGE.into(), default_map);
 
-        if let Some(text) = cache.1.get(key).and_then(|val| val.as_str()) {
-            return text.into();
+        if let Some(text) = cache.1.get(key) {
+            return Arc::clone(text);
         }
     }
 
-    key.into()
+    Arc::from(key)
 }