Strictly follow Mastodon API's way of only returning one result of a lookup succeeds

src/controllers/api/accounts.ts

@@ -8,7 +8,7 @@ import { getAuthor, getFollowedPubkeys } from '@/queries.ts';
 import { booleanParamSchema, fileSchema } from '@/schema.ts';
 import { Storages } from '@/storages.ts';
 import { uploadFile } from '@/utils/upload.ts';
-import { dedupeEvents, extractBech32, nostrNow } from '@/utils.ts';
+import { extractBech32, nostrNow } from '@/utils.ts';
 import { createEvent, paginated, parseBody, updateListEvent } from '@/utils/api.ts';
 import { lookupAccount } from '@/utils/lookup.ts';
 import { renderAccounts, renderEventAccounts, renderStatuses } from '@/views.ts';
@@ -110,48 +110,36 @@ const accountSearchQuerySchema = z.object({
   q: z.string().transform(decodeURIComponent),
   resolve: booleanParamSchema.optional().transform(Boolean),
   following: z.boolean().default(false),
-  limit: z.coerce.number().catch(20).transform((value) => Math.min(Math.max(value, 0), 40)),
 });
 
 const accountSearchController: AppController = async (c) => {
-  const result = accountSearchQuerySchema.safeParse(c.req.query());
   const { signal } = c.req.raw;
+  const { limit } = c.get('pagination');
+
+  const result = accountSearchQuerySchema.safeParse(c.req.query());
 
   if (!result.success) {
     return c.json({ error: 'Bad request', schema: result.error }, 422);
   }
 
-  const { q, limit } = result.data;
-
-  const query = decodeURIComponent(q);
+  const query = decodeURIComponent(result.data.q);
   const store = await Storages.search();
+
   const bech32 = extractBech32(query);
+  const event = await lookupAccount(bech32 ?? query);
 
-  const [event, events] = await Promise.all([
-    lookupAccount(bech32 ?? query),
-    store.query([{ kinds: [0], search: query, limit }], { signal }),
-  ]);
-
-  if (event) {
-    events.unshift(event);
+  if (!event && bech32) {
+    const pubkey = bech32ToPubkey(bech32);
+    return c.json(pubkey ? [await accountFromPubkey(pubkey)] : []);
   }
 
-  const results = await hydrateEvents({
-    events: dedupeEvents(events),
-    store,
-    signal,
-  });
+  const events = await store.query([{ kinds: [0], search: query, limit }], { signal })
+    .then((events) => hydrateEvents({ events, store, signal }));
 
   const accounts = await Promise.all(
-    results.map((event) => renderAccount(event)),
+    events.map((event) => renderAccount(event)),
   );
 
-  // Render account from pubkey.
-  const pubkey = bech32ToPubkey(result.data.q);
-  if (pubkey && !accounts.find((account) => account.id === pubkey)) {
-    accounts.unshift(await accountFromPubkey(pubkey));
-  }
-
   return c.json(accounts);
 };
 

src/controllers/api/search.ts

@@ -5,11 +5,11 @@ import { z } from 'zod';
 import { AppController } from '@/app.ts';
 import { booleanParamSchema } from '@/schema.ts';
 import { Storages } from '@/storages.ts';
-import { bech32ToPubkey, dedupeEvents, extractBech32 } from '@/utils.ts';
+import { hydrateEvents } from '@/storages/hydrate.ts';
+import { bech32ToPubkey, extractBech32 } from '@/utils.ts';
 import { nip05Cache } from '@/utils/nip05.ts';
 import { accountFromPubkey, renderAccount } from '@/views/mastodon/accounts.ts';
 import { renderStatus } from '@/views/mastodon/statuses.ts';
-import { hydrateEvents } from '@/storages/hydrate.ts';
 
 /** Matches NIP-05 names with or without an @ in front. */
 const ACCT_REGEX = /^@?(?:([\w.+-]+)@)?([\w.-]+)$/;
@@ -33,39 +33,44 @@ const searchController: AppController = async (c) => {
     return c.json({ error: 'Bad request', schema: result.error }, 422);
   }
 
-  const [event, events] = await Promise.all([
-    lookupEvent(result.data, signal),
-    searchEvents(result.data, signal),
-  ]);
+  const event = await lookupEvent(result.data, signal);
+  const bech32 = extractBech32(result.data.q);
 
-  if (event) {
-    events.unshift(event);
+  // Render account from pubkey.
+  if (!event && bech32) {
+    const pubkey = bech32ToPubkey(bech32);
+    return c.json({
+      accounts: pubkey ? [await accountFromPubkey(pubkey)] : [],
+      statuses: [],
+      hashtags: [],
+    });
+  }
+
+  let events: NostrEvent[] = [];
+
+  if (event) {
+    events = [event];
+  } else {
+    events = await searchEvents(result.data, signal);
   }
 
-  const results = dedupeEvents(events);
   const viewerPubkey = await c.get('signer')?.getPublicKey();
 
   const [accounts, statuses] = await Promise.all([
     Promise.all(
-      results
+      events
         .filter((event) => event.kind === 0)
         .map((event) => renderAccount(event))
         .filter(Boolean),
     ),
     Promise.all(
-      results
+      events
         .filter((event) => event.kind === 1)
         .map((event) => renderStatus(event, { viewerPubkey }))
         .filter(Boolean),
     ),
   ]);
 
-  // Render account from pubkey.
-  const pubkey = bech32ToPubkey(result.data.q);
-  if (pubkey && !accounts.find((account) => account.id === pubkey)) {
-    accounts.unshift(await accountFromPubkey(pubkey));
-  }
-
   return c.json({
     accounts,
     statuses,
@@ -139,14 +144,10 @@ async function getLookupFilters({ q, type, resolve }: SearchQuery, signal: Abort
           if (accounts) filters.push({ kinds: [0], authors: [result.data.pubkey] });
           break;
         case 'note':
-          if (statuses) {
-            filters.push({ kinds: [1], ids: [result.data] });
-          }
+          if (statuses) filters.push({ kinds: [1], ids: [result.data] });
           break;
         case 'nevent':
-          if (statuses) {
-            filters.push({ kinds: [1], ids: [result.data.id] });
-          }
+          if (statuses) filters.push({ kinds: [1], ids: [result.data.id] });
           break;
       }
     } catch {

src/utils.ts

@@ -19,7 +19,7 @@ function bech32ToPubkey(bech32: string): string | undefined {
       case 'npub':
         return decoded.data;
     }
-  } catch (_) {
+  } catch {
     //
   }
 }
@@ -104,11 +104,6 @@ async function sha256(message: string): Promise<string> {
   return hashHex;
 }
 
-/** Deduplicate events by ID. */
-function dedupeEvents(events: NostrEvent[]): NostrEvent[] {
-  return [...new Map(events.map((event) => [event.id, event])).values()];
-}
-
 /** Test whether the value is a Nostr ID. */
 function isNostrId(value: unknown): boolean {
   return n.id().safeParse(value).success;
@@ -121,7 +116,6 @@ function isURL(value: unknown): boolean {
 
 export {
   bech32ToPubkey,
-  dedupeEvents,
   eventAge,
   extractBech32,
   findTag,