feat(UI): Add UI for removing group history

src/widget/widget.cpp

@@ -1744,16 +1744,7 @@ void Widget::removeFriend(Friend* f, bool fake)
 {
     assert(f);
     if (!fake) {
-        RemoveChatDialog ask(this, *f);
+        removeChatHistory(*f);
-        ask.exec();
-
-        if (!ask.accepted()) {
-            return;
-        }
-
-        if (ask.removeHistory()) {
-            profile.getHistory()->removeFriendHistory(f->getPublicKey());
-        }
     }
 
     const ToxPk friendPk = f->getPublicKey();
@@ -2059,6 +2050,11 @@ void Widget::onGroupPeerAudioPlaying(int groupnumber, ToxPk peerPk)
 
 void Widget::removeGroup(Group* g, bool fake)
 {
+    assert(g);
+    if (!fake) {
+        removeChatHistory(*g);
+    }
+
     const auto& groupId = g->getPersistentId();
     const auto groupnumber = g->getId();
     auto groupWidgetIt = groupWidgets.find(groupId);
@@ -2742,3 +2738,17 @@ void Widget::formatWindowTitle(const QString& content)
         setWindowTitle(content + " - qTox");
     }
 }
+
+void Widget::removeChatHistory(Chat& chat)
+{
+    RemoveChatDialog ask(this, chat);
+    ask.exec();
+
+    if (!ask.accepted()) {
+        return;
+    }
+
+    if (ask.removeHistory()) {
+        profile.getHistory()->removeChatHistory(chat.getPersistentId());
+    }
+}

src/widget/widget.h

@@ -287,6 +287,7 @@ private:
     void cleanupNotificationSound();
     void acceptFileTransfer(const ToxFile &file, const QString &path);
     void formatWindowTitle(const QString& content);
+    void removeChatHistory(Chat& chat);
 
 private:
     Profile& profile;