Improve reply popup after thread update (#4923)

Co-authored-by: nerix <nero.9@hotmail.de>
Co-authored-by: pajlada <rasmus.karlsson@pajlada.com>

src/providers/twitch/TwitchMessageBuilder.cpp

@@ -623,15 +623,24 @@ void TwitchMessageBuilder::parseThread()
     {
         // set references
         this->message().replyThread = this->thread_;
+        this->message().replyParent = this->parent_;
         this->thread_->addToThread(this->weakOf());
 
         // enable reply flag
         this->message().flags.set(MessageFlag::ReplyMessage);
 
-        const auto &threadRoot = this->thread_->root();
+        MessagePtr threadRoot;
+        if (!this->parent_)
+        {
+            threadRoot = this->thread_->root();
+        }
+        else
+        {
+            threadRoot = this->parent_;
+        }
 
         QString usernameText = SharedMessageBuilder::stylizeUsername(
-            threadRoot->loginName, *threadRoot.get());
+            threadRoot->loginName, *threadRoot);
 
         this->emplace<ReplyCurveElement>();
 
@@ -1811,6 +1820,11 @@ void TwitchMessageBuilder::setThread(std::shared_ptr<MessageThread> thread)
     this->thread_ = std::move(thread);
 }
 
+void TwitchMessageBuilder::setParent(MessagePtr parent)
+{
+    this->parent_ = std::move(parent);
+}
+
 void TwitchMessageBuilder::setMessageOffset(int offset)
 {
     this->messageOffset_ = offset;