From 946f5f0f309d46e9ffaca98e4c70ab531614567d Mon Sep 17 00:00:00 2001
From: Oleh Astappiev <oleh@astappiev.me>
Date: Mon, 19 Feb 2024 21:56:11 +0100
Subject: [PATCH] fix(server): displaying list of chats

---
 .../l3s/interweb/core/util/StringUtils.java   | 22 -------------------
 .../server/features/chat/ChatResource.java    |  2 +-
 2 files changed, 1 insertion(+), 23 deletions(-)

diff --git a/interweb-core/src/main/java/de/l3s/interweb/core/util/StringUtils.java b/interweb-core/src/main/java/de/l3s/interweb/core/util/StringUtils.java
index 119d7fa5..5dd7a367 100644
--- a/interweb-core/src/main/java/de/l3s/interweb/core/util/StringUtils.java
+++ b/interweb-core/src/main/java/de/l3s/interweb/core/util/StringUtils.java
@@ -12,13 +12,6 @@ public final class StringUtils {
     private StringUtils() {
     }
 
-    /**
-     * Splits CSV string to list removing duplicates.
-     */
-    public static List<String> toList(String s) {
-        return Arrays.asList(s.split("[,\\s]"));
-    }
-
     public static Set<String> toIdSet(String s) {
         Set<String> set = new HashSet<>();
         String[] tokens = s.split("[,\\s]");
@@ -40,21 +33,6 @@ public static Set<String> toIdSet(String[] tokens) {
         return set;
     }
 
-    public static <T extends Enum<T>> Set<T> toEnumSet(String s, Class<T> typeClass) {
-        Set<T> set = new HashSet<>();
-        String[] tokens = s.split("[,\\s]");
-        for (String token : tokens) {
-            if (!token.isBlank()) {
-                try {
-                    set.add(Enum.valueOf(typeClass, token.trim().toLowerCase()));
-                } catch (IllegalArgumentException ignored) {
-                    // ignore invalid values
-                }
-            }
-        }
-        return set;
-    }
-
     /**
      * If the string is longer than maxLength it is split at the nearest blank space.
      */
diff --git a/interweb-server/src/main/java/de/l3s/interweb/server/features/chat/ChatResource.java b/interweb-server/src/main/java/de/l3s/interweb/server/features/chat/ChatResource.java
index b6fb1afc..bc3bc480 100644
--- a/interweb-server/src/main/java/de/l3s/interweb/server/features/chat/ChatResource.java
+++ b/interweb-server/src/main/java/de/l3s/interweb/server/features/chat/ChatResource.java
@@ -47,7 +47,7 @@ public Uni<List<Chat>> chats(
         Token token = securityIdentity.getCredential(Token.class);
 
         return Chat.listByUser(token, user, order, page, perPage)
-            .flatMap(chats -> Multi.createFrom().iterable(chats).filter(chat -> chat.title == null).call(ChatResource::createChatTitle).collect().asList());
+            .call(chats -> Multi.createFrom().iterable(chats).filter(chat -> chat.title == null).map(ChatResource::createChatTitle).collect().asList());
     }
 
     private static Uni<List<ChatMessage>> createChatTitle(Chat chat) {