リファクタ

src-tauri/src/services/wmi_service.rs

@@ -86,27 +86,23 @@ pub async fn get_gpu_usage_by_device_and_engine(
   // 正規表現で `engtype_xxx` の部分を抽出
   let re = Regex::new(r"engtype_(\w+)").unwrap();
 
-  for engine in results.iter() {
-    if let Some(captures) = re.captures(&engine.name) {
-      if let Some(engine_name) = captures.get(1) {
-        if engine_name.as_str() == engine_type {
-          if let Some(load) = engine.utilization_percentage {
-            return Ok(load as f32 / 100.0);
-          } else {
-            return Err(Box::new(std::io::Error::new(
-              std::io::ErrorKind::NotFound,
-              format!("No usage data available for engine type: {}", engine_type),
-            )));
-          }
-        }
-      }
-    }
-  }
-
-  Err(Box::new(std::io::Error::new(
-    std::io::ErrorKind::NotFound,
-    format!("No GPU engine found: engine_type: {}", engine_type,),
-  )))
+  results
+    .iter()
+    .find_map(|engine| {
+      re.captures(&engine.name)
+        .and_then(|captures| captures.get(1))
+        .filter(|engine_name| engine_name.as_str() == engine_type)
+        .and_then(|_| {
+          engine
+            .utilization_percentage
+            .map(|load| load as f32 / 100.0)
+        })
+    })
+    .ok_or_else(|| {
+      let message = format!("No usage data available for engine type: {}", engine_type);
+      Box::new(std::io::Error::new(std::io::ErrorKind::NotFound, message))
+        as Box<dyn Error>
+    })
 }
 
 ///

src/rspc/bindings.ts

@@ -252,7 +252,7 @@ async getBackgroundImages() : Promise<Result<BackgroundImage[], string>> {
  * 
  * ### TODO
  * - JsImage https://docs.rs/tauri/2.1.1/tauri/image/enum.JsImage.html を使用する
- * -
+ * - specta での型定義が難しかったため一旦 Base64 で実装
  * 
  * 
  */