Add extra context to messages that are added to channels, allowing the logging controller to take more responsibility in what messages to log (#5499)

Co-auhtored-by: James Upjohn <jupjohn@jammeh.co.nz>

src/widgets/helper/ChannelView.cpp

@@ -925,26 +925,17 @@ void ChannelView::setChannel(const ChannelPtr &underlyingChannel)
             {
                 if (this->channel_->lastDate_ != QDate::currentDate())
                 {
+                    // Day change message
                     this->channel_->lastDate_ = QDate::currentDate();
                     auto msg = makeSystemMessage(
                         QLocale().toString(QDate::currentDate(),
                                            QLocale::LongFormat),
                         QTime(0, 0));
-                    this->channel_->addMessage(msg);
+                    msg->flags.set(MessageFlag::DoNotLog);
+                    this->channel_->addMessage(msg, MessageContext::Original);
                 }
-                // When the message was received in the underlyingChannel,
-                // logging will be handled. Prevent duplications.
-                if (overridingFlags)
-                {
-                    overridingFlags->set(MessageFlag::DoNotLog);
-                }
-                else
-                {
-                    overridingFlags = MessageFlags(message->flags);
-                    overridingFlags->set(MessageFlag::DoNotLog);
-                }
-
-                this->channel_->addMessage(message, overridingFlags);
+                this->channel_->addMessage(message, MessageContext::Repost,
+                                           overridingFlags);
             }
         });
 
@@ -1010,7 +1001,9 @@ void ChannelView::setChannel(const ChannelPtr &underlyingChannel)
         }
 
         this->messages_.pushBack(messageLayout);
-        this->channel_->addMessage(msg);
+
+        this->channel_->addMessage(msg, MessageContext::Repost);
+
         nMessagesAdded++;
         if (this->showScrollbarHighlights())
         {

src/widgets/helper/SearchPopup.cpp

@@ -55,7 +55,7 @@ ChannelPtr SearchPopup::filter(const QString &text, const QString &channelName,
             auto overrideFlags = std::optional<MessageFlags>(message->flags);
             overrideFlags->set(MessageFlag::DoNotLog);
 
-            channel->addMessage(message, overrideFlags);
+            channel->addMessage(message, MessageContext::Repost, overrideFlags);
         }
     }