EventStream.publish() can now receive vararg

src/main/kotlin/eventDemo/app/EventStream.kt

@@ -7,13 +7,17 @@ class EventStream<ID : AggregateId> {
     private val eventBus: MutableMap<ID, MutableList<Event<ID>>> = mutableMapOf()
 
     fun publish(event: Event<ID>) {
-        eventBus.getOrPut(event.aggregateId) { mutableListOf() }.add(event)
+        eventBus.getOrPut(event.id) { mutableListOf() }.add(event)
         logger.atInfo {
-            message = "Event published"
+            message = "Event published: $event"
             payload = mapOf("event" to event)
         }
     }
 
+    fun publish(vararg events: Event<ID>) {
+        events.forEach { publish(it) }
+    }
+
     fun <U : Event<ID>> read(
         aggregateId: ID,
         eventClass: Class<U>,

src/main/kotlin/eventDemo/app/Events.kt

@@ -1,10 +1,10 @@
 package eventDemo.app
 
 sealed interface Event<ID : AggregateId> {
-    val aggregateId: ID
+    val id: ID
 }
 
 data class PlayCardEvent(
-    override val aggregateId: GameId,
+    override val id: GameId,
     val card: Card,
 ) : Event<GameId>

src/main/kotlin/eventDemo/app/actions/PutCard.kt

@@ -37,7 +37,7 @@ class Game(
     }
 }
 
-fun Routing.putCard() {
+fun Routing.card() {
     val eventStream by inject<EventStream<GameId>>()
 
     post<Game.Card.PutCard> {