Jump to first unread message button in the message list was not possible to close in some cases (#600)

Author: laevandus

CHANGELOG.md

@@ -14,6 +14,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### 🐞 Fixed
 - Typing users did not update reliably in the message list [#591](https://github.com/GetStream/stream-chat-swiftui/pull/591)
 - Channel was sometimes marked as read when the first unread message was one of the first not visible messages [#593](https://github.com/GetStream/stream-chat-swiftui/pull/593)
+- Jump to first unread message button in the message list was not possible to close in some cases [#600](https://github.com/GetStream/stream-chat-swiftui/pull/600)
 
 # [4.62.0](https://github.com/GetStream/stream-chat-swiftui/releases/tag/4.62.0)
 _August 16, 2024_

Sources/StreamChatSwiftUI/ChatChannel/MessageList/MessageListView.swift

@@ -36,6 +36,7 @@ public struct MessageListView<Factory: ViewFactory>: View, KeyboardReadable {
     @State private var pendingKeyboardUpdate: Bool?
     @State private var scrollDirection = ScrollDirection.up
     @State private var unreadMessagesBannerShown = false
+    @State private var unreadButtonDismissed = false
 
     private var messageRenderingUtil = MessageRenderingUtil.shared
     private var skipRenderingMessageIds = [String]()
@@ -293,14 +294,15 @@ public struct MessageListView<Factory: ViewFactory>: View, KeyboardReadable {
             }
         })
         .overlay(
-            (channel.unreadCount.messages > 0 && !unreadMessagesBannerShown && !isMessageThread) ?
+            (channel.unreadCount.messages > 0 && !unreadMessagesBannerShown && !isMessageThread && !unreadButtonDismissed) ?
                 factory.makeJumpToUnreadButton(
                     channel: channel,
                     onJumpToMessage: {
                         _ = onJumpToMessage?(firstUnreadMessageId ?? .unknownMessageId)
                     },
                     onClose: {
                         firstUnreadMessageId = nil
+                        unreadButtonDismissed = true
                     }
                 ) : nil
         )