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src/main/kotlin/eventDemo/app/actions/playNewCard/HttpInput.kt

@@ -31,6 +31,9 @@ class GameRoute(
     )
 }
 
+/**
+ * API route to send a request to play card.
+ */
 fun Routing.playNewCard() {
     val commandStream by inject<GameCommandStream>()
 

src/main/kotlin/eventDemo/app/actions/playNewCard/PlayCardCommand.kt

@@ -7,6 +7,9 @@ import eventDemo.shared.entity.Game
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
+/**
+ * A command to perform an action to play a new card
+ */
 @Serializable
 @SerialName("PlayCard")
 data class PlayCardCommand(

src/main/kotlin/eventDemo/app/actions/playNewCard/PlayCardCommandHandler.kt

@@ -9,13 +9,17 @@ import kotlinx.coroutines.launch
 
 /**
  * Listen [PlayCardCommand] on [GameCommandStream], check the validity and execute the action.
+ *
  * This action produces a new [CardIsPlayedEvent]
  */
 class PlayCardCommandHandler(
     private val commandStream: GameCommandStream,
     private val eventStream: GameEventStream,
 ) {
-    operator fun invoke() {
+    /**
+     * Init the handler
+     */
+    fun init() {
         CoroutineScope(Dispatchers.IO).launch {
             commandStream.process {
                 // TODO check the command can be executed

src/main/kotlin/eventDemo/app/actions/readLastPlayedCard/HttpInput.kt

@@ -27,6 +27,9 @@ class Game(
     )
 }
 
+/**
+ * API route to read the last card played.
+ */
 fun Routing.readLastPlayedCard() {
     val eventStream by inject<GameEventStream>()