chore(release): 2.19.0 [skip ci]

## [2.19.0](https://github.com/antialias/soroban-abacus-flashcards/compare/v2.18.0...v2.19.0) (2025-10-10)

### Features

* add player ownership helper to player-manager API ([6b59a82](6b59a828aa))

### Code Refactoring

* migrate session-manager.ts to use centralized player ownership ([d3b7cc2](d3b7cc25ca))

CHANGELOG.md

@@ -1,3 +1,15 @@
+## [2.19.0](https://github.com/antialias/soroban-abacus-flashcards/compare/v2.18.0...v2.19.0) (2025-10-10)
+
+
+### Features
+
+* add player ownership helper to player-manager API ([6b59a82](https://github.com/antialias/soroban-abacus-flashcards/commit/6b59a828aabe687abb797c1f1d69d8a4d0abe49b))
+
+
+### Code Refactoring
+
+* migrate session-manager.ts to use centralized player ownership ([d3b7cc2](https://github.com/antialias/soroban-abacus-flashcards/commit/d3b7cc25caee7e005de046792202aa474edbc90f))
+
 ## [2.18.0](https://github.com/antialias/soroban-abacus-flashcards/compare/v2.17.3...v2.18.0) (2025-10-10)
 
 

apps/web/src/lib/arcade/player-manager.ts

@@ -6,6 +6,7 @@
 import { and, eq } from 'drizzle-orm'
 import { db, schema } from '@/db'
 import type { Player } from '@/db/schema/players'
+import { type PlayerOwnershipMap, buildPlayerOwnershipMap } from './player-ownership'
 
 /**
  * Get all players for a user (regardless of isActive status)
@@ -128,3 +129,21 @@ export async function getPlayers(playerIds: string[]): Promise<Player[]> {
 
   return players
 }
+
+/**
+ * Get player ownership map for a room
+ *
+ * Convenience re-export of the centralized player ownership utility.
+ * This allows other modules to get player ownership data through
+ * the player-manager API.
+ *
+ * @param roomId - Optional room ID (currently unused by underlying utility)
+ * @returns Promise resolving to playerOwnership map (playerId -> userId)
+ *
+ * @example
+ * const ownership = await getPlayerOwnershipMap()
+ * const isOwned = ownership[playerId] === userId
+ */
+export async function getPlayerOwnershipMap(roomId?: string): Promise<PlayerOwnershipMap> {
+  return buildPlayerOwnershipMap(roomId)
+}

apps/web/src/lib/arcade/session-manager.ts

@@ -5,6 +5,11 @@
 
 import { eq } from 'drizzle-orm'
 import { db, schema } from '@/db'
+import {
+  buildPlayerOwnershipMap,
+  getUserIdFromGuestId,
+  type PlayerOwnershipMap,
+} from './player-ownership'
 import { type GameMove, type GameName, getValidator } from './validation'
 
 export interface CreateSessionOptions {
@@ -25,18 +30,6 @@ export interface SessionUpdateResult {
 
 const TTL_HOURS = 24
 
-/**
- * Helper: Get database user ID from guest ID
- * The API uses guestId (from cookies) but database FKs use the internal user.id
- */
-async function getUserIdFromGuestId(guestId: string): Promise<string | undefined> {
-  const user = await db.query.users.findFirst({
-    where: eq(schema.users.guestId, guestId),
-    columns: { id: true },
-  })
-  return user?.id
-}
-
 /**
  * Get arcade session by room ID (for room-based multiplayer games)
  * Returns the shared session for all room members
@@ -215,7 +208,7 @@ export async function applyGameMove(
   })
 
   // Fetch player ownership for authorization checks (room-based games)
-  let playerOwnership: Record<string, string> | undefined
+  let playerOwnership: PlayerOwnershipMap | undefined
   let internalUserId: string | undefined
   if (session.roomId) {
     try {
@@ -229,13 +222,8 @@ export async function applyGameMove(
         }
       }
 
-      const players = await db.query.players.findMany({
-        columns: {
-          id: true,
-          userId: true,
-        },
-      })
-      playerOwnership = Object.fromEntries(players.map((p) => [p.id, p.userId]))
+      // Use centralized player ownership utility
+      playerOwnership = await buildPlayerOwnershipMap(session.roomId)
       console.log('[SessionManager] Player ownership map:', playerOwnership)
       console.log('[SessionManager] Internal userId for authorization:', internalUserId)
     } catch (error) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "soroban-monorepo",
-  "version": "2.18.0",
+  "version": "2.19.0",
   "private": true,
   "description": "Beautiful Soroban Flashcard Generator - Monorepo",
   "workspaces": [