fix: correct Memos links and author identities

lib/db.ts

@@ -180,6 +180,11 @@ db.exec("CREATE INDEX IF NOT EXISTS posts_source_visibility_idx ON posts(source_
 db.prepare("INSERT OR IGNORE INTO schema_migrations(version) VALUES(40)").run();
 db.exec("CREATE INDEX IF NOT EXISTS alert_deliveries_status_idx ON alert_deliveries(status,run_after)");
 db.prepare("INSERT OR IGNORE INTO schema_migrations(version) VALUES(41)").run();
+const hasMemoUrlMigration = db.prepare("SELECT 1 FROM schema_migrations WHERE version=42").get();
+if (!hasMemoUrlMigration) {
+  db.exec(`UPDATE posts SET remote_url=(SELECT rtrim(s.base_url,'/') FROM sources s WHERE s.id=posts.source_id) || CASE WHEN substr(remote_memo_name,7)<>'' AND substr(remote_memo_name,7) NOT GLOB '*[^0-9]*' THEN '/m/' || substr(remote_memo_name,7) ELSE '/' || remote_memo_name END WHERE origin='memos' AND remote_memo_name LIKE 'memos/%' AND source_id IS NOT NULL`);
+  db.prepare("INSERT INTO schema_migrations(version) VALUES(42)").run();
+}
 
 const admin = process.env.ADMIN_USERNAME;
 const adminPassword = process.env.ADMIN_PASSWORD;

lib/display.ts

@@ -2,15 +2,16 @@ export type AuthorDisplay = {
   origin: string;
   username: string;
   name: string | null;
+  remote_user?: string | null;
   remote_display_name?: string | null;
   source_base_url: string | null;
 };
 
 export function postAuthorLabel(post: AuthorDisplay) {
-  const linkedMemos = post.origin === "memos" || post.origin === "hub";
-  const author = linkedMemos ? (post.remote_display_name || post.name || post.username) : (post.name || post.username);
-  if (linkedMemos && post.source_base_url) {
+  const remoteUser = post.remote_user?.split("/").filter(Boolean).at(-1);
+  const author = remoteUser || (post.origin === "rss" ? post.name : post.username) || post.name || "unknown";
+  if (post.source_base_url) {
     try { return `@${author}@${new URL(post.source_base_url).hostname}`; } catch { /* Keep a readable fallback for legacy malformed URLs. */ }
   }
-  return `@${author}${post.name ? ` · ${post.name}` : ""}`;
+  return `@${author}`;
 }

lib/memos.ts

@@ -22,7 +22,12 @@ export async function getMemosIdentity(baseUrl: string, token: string) {
   if (!user.name) throw new Error("Memos did not return an account identity");
   return user;
 }
-export function memoUrl(baseUrl: string, memoName: string) { const id = memoName.split("/").at(-1); return id ? `${baseUrl.replace(/\/$/, "")}/m/${encodeURIComponent(id)}` : null; }
+export function memoUrl(baseUrl: string, memoName: string) {
+  const id = memoName.split("/").at(-1);
+  if (!id) return null;
+  const path = /^\d+$/.test(id) ? `m/${encodeURIComponent(id)}` : `memos/${encodeURIComponent(id)}`;
+  return `${baseUrl.replace(/\/$/, "")}/${path}`;
+}
 export type MemosPage = { memos: MemosMemo[]; nextPageToken: string };
 export async function listMemos(baseUrl: string, token: string, rules: MemosSyncRules = {}, page: { pageToken?: string; pageSize?: number } = {}): Promise<MemosPage> {
   let pageToken = page.pageToken || "";