refactor: extract sleep_ms to utils/time.rs, deduplicate in hooks and skeletons

src/components/skeletons/delayed_skeleton.rs

@@ -1,25 +1,10 @@
 use dioxus::prelude::*;
+use crate::utils::time::sleep_ms;
 
 /// 骨架屏 pulse 动画延迟（毫秒）
 /// 加载时间低于此值时骨架屏只显示静态灰色块，避免 pulse 动画一闪而过
 const SKELETON_PULSE_DELAY_MS: u32 = 200;
 
-#[cfg(target_arch = "wasm32")]
-async fn sleep_ms(ms: u32) {
-    use wasm_bindgen::JsCast;
-    let js_code = format!("new Promise(r => setTimeout(r, {}))", ms);
-    if let Ok(promise_val) = js_sys::eval(&js_code) {
-        if let Ok(promise) = promise_val.dyn_into::<js_sys::Promise>() {
-            let _ = wasm_bindgen_futures::JsFuture::from(promise).await;
-        }
-    }
-}
-
-#[cfg(not(target_arch = "wasm32"))]
-async fn sleep_ms(ms: u32) {
-    tokio::time::sleep(std::time::Duration::from_millis(ms as u64)).await;
-}
-
 /// 延迟 pulse 动画的骨架屏包装组件
 ///
 /// 骨架屏区域**立即显示**（灰色静态占位块），避免空白闪烁。

src/hooks/delayed_loading.rs

@@ -1,24 +1,9 @@
 use dioxus::prelude::*;
+use crate::utils::time::sleep_ms;
 
 /// 骨架屏最小显示延迟（毫秒）。加载时间低于此值时不会显示骨架屏，避免闪烁。
 pub const MIN_SKELETON_DELAY_MS: u32 = 200;
 
-#[cfg(target_arch = "wasm32")]
-async fn sleep_ms(ms: u32) {
-    use wasm_bindgen::JsCast;
-    let js_code = format!("new Promise(r => setTimeout(r, {}))", ms);
-    if let Ok(promise_val) = js_sys::eval(&js_code) {
-        if let Ok(promise) = promise_val.dyn_into::<js_sys::Promise>() {
-            let _ = wasm_bindgen_futures::JsFuture::from(promise).await;
-        }
-    }
-}
-
-#[cfg(not(target_arch = "wasm32"))]
-async fn sleep_ms(ms: u32) {
-    tokio::time::sleep(std::time::Duration::from_millis(ms as u64)).await;
-}
-
 /// 延迟加载状态 Hook。
 ///
 /// 当 `is_loading` 返回 true 时，延迟 `MIN_SKELETON_DELAY_MS` 毫秒后才返回 true；

src/main.rs

@@ -11,6 +11,7 @@ mod pages;
 mod router;
 mod tasks;
 mod theme;
+mod utils;
 
 fn main() {
     #[cfg(feature = "server")]

src/utils/mod.rs

@@ -0,0 +1,2 @@
+pub mod time;
+pub mod text;

src/utils/text.rs

@@ -0,0 +1 @@
+// Placeholder for text utilities (will be created in a later task)

src/utils/time.rs

@@ -0,0 +1,15 @@
+#[cfg(target_arch = "wasm32")]
+pub async fn sleep_ms(ms: u32) {
+    use wasm_bindgen::JsCast;
+    let js_code = format!("new Promise(r => setTimeout(r, {}))", ms);
+    if let Ok(promise_val) = js_sys::eval(&js_code) {
+        if let Ok(promise) = promise_val.dyn_into::<js_sys::Promise>() {
+            let _ = wasm_bindgen_futures::JsFuture::from(promise).await;
+        }
+    }
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+pub async fn sleep_ms(ms: u32) {
+    tokio::time::sleep(std::time::Duration::from_millis(ms as u64)).await;
+}