Create route to list all the games

2025-04-14 23:39:52 +02:00
parent 8074881d57
commit c3155da23c
14 changed files with 304 additions and 18 deletions
@@ -0,0 +1,39 @@
+package eventDemo.adapter.infrastructureLayer.event.projection
+
+import eventDemo.business.entity.GameId
+import eventDemo.business.event.GameEventHandler
+import eventDemo.business.event.GameEventStore
+import eventDemo.business.event.projection.gameList.GameList
+import eventDemo.business.event.projection.gameList.GameListRepository
+import eventDemo.business.event.projection.gameList.apply
+import eventDemo.business.event.projection.gameState.GameState
+import eventDemo.libs.event.projection.ProjectionSnapshotRepositoryInMemory
+import eventDemo.libs.event.projection.SnapshotConfig
+
+class GameListRepositoryInMemory(
+  eventStore: GameEventStore,
+  eventHandler: GameEventHandler,
+  snapshotConfig: SnapshotConfig = SnapshotConfig(),
+) : GameListRepository {
+  private val projectionsSnapshot =
+    ProjectionSnapshotRepositoryInMemory(
+      eventStore = eventStore,
+      snapshotCacheConfig = snapshotConfig,
+      applyToProjection = GameList::apply,
+      initialStateBuilder = { aggregateId: GameId -> GameList(aggregateId) },
+    )
+
+  init {
+    eventHandler.registerProjectionBuilder { event ->
+      projectionsSnapshot.applyAndPutToCache(event)
+    }
+  }
+
+  /**
+   * Get the last version of the [GameState] from the all eventStream.
+   *
+   * It fetches it from the local cache if possible, otherwise it builds it.
+   */
+  override fun getList(): List<GameList> =
+    projectionsSnapshot.getList()
+}