修复若干问题

write/src/lib/rssapi.ts

@@ -64,6 +64,17 @@ export async function addFeed(url: string, feedTitle: string): Promise<void> {
   });
 }
 
+export async function updateFeed(oldUrl: string, newUrl: string, feedTitle: string): Promise<void> {
+  const qs = withToken();
+  const body: Record<string, string> = { url: newUrl, feedTitle };
+  if (oldUrl && oldUrl !== newUrl) body.oldUrl = oldUrl;
+  await rssFetch(`/api/feeds?${qs}`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify(body),
+  });
+}
+
 export async function deleteFeed(url: string): Promise<void> {
   const qs = withToken(new URLSearchParams({ url, token: RSS_API_TOKEN }));
   await rssFetch(`/api/feeds?${qs}`, { method: "DELETE" });
@@ -94,13 +105,14 @@ export async function addLink(link: { name: string; url: string; description?: s
   });
 }
 
-export async function updateLink(url: string, data: { name?: string; description?: string; hidden?: boolean }): Promise<void> {
-  // RSS API uses POST as upsert
+export async function updateLink(oldUrl: string, data: { name?: string; url?: string; description?: string; hidden?: boolean }): Promise<void> {
   const qs = withToken();
+  const body: Record<string, unknown> = { ...data };
+  if (data.url && data.url !== oldUrl) body.oldUrl = oldUrl;
   await rssFetch(`/api/links?${qs}`, {
     method: "POST",
     headers: { "Content-Type": "application/json" },
-    body: JSON.stringify({ url, ...data }),
+    body: JSON.stringify(body),
   });
 }