refactor: Simplified implementation - Removed interface `ChatRoomFactory`

[demos/kafka/chat] / src / main / java / de / juplo / kafka / chat / backend / persistence / kafka / KafkaChatHome.java

diff --git a/src/main/java/de/juplo/kafka/chat/backend/persistence/kafka/KafkaChatHome.java b/src/main/java/de/juplo/kafka/chat/backend/persistence/kafka/KafkaChatHome.java
index 6799040..0622839 100644 (file)
--- a/src/main/java/de/juplo/kafka/chat/backend/persistence/kafka/KafkaChatHome.java
+++ b/src/main/java/de/juplo/kafka/chat/backend/persistence/kafka/KafkaChatHome.java
@@ -2,6 +2,8 @@ package de.juplo.kafka.chat.backend.persistence.kafka;
 
 import de.juplo.kafka.chat.backend.domain.ChatHome;
 import de.juplo.kafka.chat.backend.domain.ChatRoom;
+import de.juplo.kafka.chat.backend.domain.ChatRoomInfo;
+import de.juplo.kafka.chat.backend.domain.UnknownChatroomException;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.kafka.common.utils.Utils;
@@ -19,11 +21,24 @@ public class KafkaChatHome implements ChatHome
   private final ChatRoomChannel chatRoomChannel;
 
 
+
+  @Override
+  public Mono<ChatRoomInfo> createChatRoom(UUID id, String name)
+  {
+    log.info("Sending create-command for chat rooom: id={}, name={}");
+    return chatRoomChannel.sendCreateChatRoomRequest(id, name);
+  }
+
   @Override
   public Mono<ChatRoom> getChatRoom(UUID id)
   {
     int shard = selectShard(id);
-    return chatRoomChannel.getChatRoom(shard, id);
+    return chatRoomChannel
+        .getChatRoom(shard, id)
+        .switchIfEmpty(Mono.error(() -> new UnknownChatroomException(
+            id,
+            shard,
+            chatRoomChannel.getOwnedShards())));
   }
 
   int selectShard(UUID chatRoomId)