feat(search): add @tower/search package with Meilisearch client and helpers

Implements Task 2 of Plan 4 (Archive & Search): provides createMeiliClient, configureIndex, indexMessage, and deleteMessage for use by the worker and API. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-27 23:51:12 +05:30
parent 480f748692
commit dfa289d6b8
5 changed files with 143 additions and 0 deletions
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+import { MeiliSearch } from 'meilisearch';
+
+export { MeiliSearch } from 'meilisearch';
+
+export interface MeiliDocument {
+  id: string;              // DB Message.id
+  content: string;
+  senderName: string;      // empty string when null
+  sourceGroupId: string;
+  sourceGroupName: string;
+  tags: string[];
+  platform: string;
+  approvedAt: number;      // Unix ms — Meilisearch sorts numbers, not ISO strings
+}
+
+export const MESSAGES_INDEX = 'tower-messages';
+
+export function createMeiliClient(url: string, masterKey: string): MeiliSearch {
+  return new MeiliSearch({ host: url, apiKey: masterKey });
+}
+
+export async function configureIndex(client: MeiliSearch): Promise<void> {
+  await client.index(MESSAGES_INDEX).updateSettings({
+    searchableAttributes: ['content', 'senderName', 'sourceGroupName'],
+    filterableAttributes: ['sourceGroupId', 'tags', 'platform'],
+    sortableAttributes: ['approvedAt'],
+  });
+}
+
+export async function indexMessage(client: MeiliSearch, doc: MeiliDocument): Promise<void> {
+  await client.index(MESSAGES_INDEX).addDocuments([doc]);
+}
+
+export async function deleteMessage(client: MeiliSearch, id: string): Promise<void> {
+  await client.index(MESSAGES_INDEX).deleteDocument(id);
+}