feat: better service status and TUN mode usable checks in Setting Page

src-tauri/src/cmd/clash.rs

@@ -237,8 +237,7 @@ pub async fn get_dns_config_content() -> CmdResult<String> {
 /// 验证DNS配置文件
 #[tauri::command]
 pub async fn validate_dns_config() -> CmdResult<(bool, String)> {
-    use crate::core::CoreManager;
-    use crate::utils::dirs;
+    use crate::{core::CoreManager, utils::dirs};
 
     let app_dir = dirs::app_home_dir().map_err(|e| e.to_string())?;
     let dns_path = app_dir.join("dns_config.yaml");

src-tauri/src/cmd/service.rs

@@ -1,6 +1,7 @@
 use super::CmdResult;
 use crate::{
     core::{service, CoreManager},
+    feat,
     utils::i18n::t,
 };
 
@@ -38,3 +39,11 @@ pub async fn reinstall_service() -> CmdResult {
 pub async fn repair_service() -> CmdResult {
     execute_service_operation(service::force_reinstall_service(), "Repair").await
 }
+
+#[tauri::command]
+pub async fn is_service_available() -> CmdResult<bool> {
+    service::is_service_available()
+        .await
+        .map(|_| true)
+        .map_err(|e| e.to_string())
+}