WIP

apps/server/src/core/workspace/services/workspace.service.ts

@@ -33,6 +33,7 @@ import { InjectQueue } from '@nestjs/bullmq';
 import { QueueJob, QueueName } from '../../../integrations/queue/constants';
 import { Queue } from 'bullmq';
 import { generateRandomSuffixNumbers } from '../../../common/helpers';
+import { isPageEmbeddingsTableExists } from '@docmost/db/helpers/helpers';
 
 @Injectable()
 export class WorkspaceService {
@@ -321,6 +322,13 @@ export class WorkspaceService {
       );
 
       if (updateWorkspaceDto.aiSearch) {
+        const tableExists = await isPageEmbeddingsTableExists(this.db);
+        if (!tableExists) {
+          throw new BadRequestException(
+            'Failed to activate. Make sure pgvector postgres extension is installed.',
+          );
+        }
+
         await this.aiQueue.add(QueueJob.WORKSPACE_CREATE_EMBEDDINGS, {
           workspaceId,
         });

apps/server/src/database/helpers/helpers.ts

@@ -0,0 +1,22 @@
+import { sql } from 'kysely';
+import { KyselyDB } from '@docmost/db/types/kysely.types';
+
+export async function isPageEmbeddingsTableExists(db: KyselyDB) {
+  return tableExists({ db, tableName: 'page_embeddings' });
+}
+
+export async function tableExists(opts: {
+  db: KyselyDB;
+  tableName: string;
+}): Promise<boolean> {
+  const { db, tableName } = opts;
+  const result = await sql<{ exists: boolean }>`
+      SELECT EXISTS (
+        SELECT 1 FROM information_schema.tables
+        WHERE table_schema = COALESCE(current_schema(), 'public')
+        AND table_name = ${tableName}
+      ) as exists
+    `.execute(db);
+
+  return result.rows[0]?.exists ?? false;
+}