优化 hits 获取方式

Author: neveler

src/components/react/HitsInfo.tsx

@@ -18,22 +18,15 @@ const HitsInfo: React.FC<Props> = ({ tag, label, today: todayLabel, total: total
     const hitsUrl = new URL("https://hits.zkitefly.eu.org");
     hitsUrl.searchParams.set("tag", tag);
 
-    fetch(hitsUrl)
+    fetch(hitsUrl, { method: "HEAD" })
       .then(async (response) => {
         if (response.status !== 200) return;
-
-        const svg = await response.text();
-        const parser = new DOMParser();
-        const doc = parser.parseFromString(svg, "image/svg+xml");
-        const textNode = doc.querySelector("text");
-
-        if (!textNode || !textNode.textContent) return;
-
-        const parts = textNode.textContent.split(" / ");
-        if (parts.length !== 2) return;
-
-        const [total, today] = parts;
-        setData({ total, today });
+        const { headers } = response;
+        const total = headers.get("X-Total-Hits");
+        const today = headers.get("X-Today-Hits");
+        if (total !== null && today !== null) {
+          setData({ total, today });
+        }
       })
       .catch(() => {});
   }, []);