refactor: Connect ContentDialog::setStatusMessage to friend directly

src/widget/contentdialog.cpp

@@ -158,6 +158,7 @@ FriendWidget* ContentDialog::addFriend(std::shared_ptr<FriendChatroom> chatroom,
 
     // TODO(sudden6): move this connection to the Friend::displayedNameChanged signal
     connect(frnd, &Friend::aliasChanged, this, &ContentDialog::updateFriendWidget);
+    connect(frnd, &Friend::statusMessageChanged, this, &ContentDialog::setStatusMessage);
     connect(friendWidget, &FriendWidget::chatroomWidgetClicked, this, &ContentDialog::activate);
 
     // FIXME: emit should be removed

src/widget/contentdialogmanager.cpp

@@ -133,19 +133,6 @@ void ContentDialogManager::updateFriendStatus(int friendId)
     dialog->updateFriendStatus(friendId, f->getStatus());
 }
 
-/**
- * @brief Update friend status message.
- * @param friendId Id friend, whose status was changed.
- * @param message Status message.
- */
-void ContentDialogManager::updateFriendStatusMessage(int friendId, const QString& message)
-{
-    auto dialog = friendDialogs.value(friendId);
-    if (dialog != nullptr) {
-        dialog->setStatusMessage(friendId, message);
-    }
-}
-
 void ContentDialogManager::updateGroupStatus(int groupId)
 {
     auto dialog = friendDialogs.value(groupId);

src/widget/contentdialogmanager.h

@@ -36,7 +36,6 @@ public:
     void focusFriend(int friendId);
     void focusGroup(int groupId);
     void updateFriendStatus(int friendId);
-    void updateFriendStatusMessage(int friendId, const QString& message);
     void updateGroupStatus(int groupId);
     bool isFriendWidgetActive(int friendId);
     bool isGroupWidgetActive(int groupId);

src/widget/widget.cpp

@@ -1085,8 +1085,6 @@ void Widget::onFriendStatusMessageChanged(int friendId, const QString& message)
 
     friendWidgets[friendId]->setStatusMsg(str);
     chatForms[friendId]->setStatusMessage(str);
-
-    ContentDialogManager::getInstance()->updateFriendStatusMessage(friendId, message);
 }
 
 void Widget::onFriendDisplayedNameChanged(const QString& displayed)