fix: show rewards early, replace later (#5948)

src/messages/MessageBuilder.cpp

@@ -2135,6 +2135,7 @@ std::pair<MessagePtrMut, HighlightAlert> MessageBuilder::makeIrcMessage(
             builder.appendChannelPointRewardMessage(*reward, channel->isMod(),
                                                     channel->isBroadcaster());
         }
+        builder->flags.set(MessageFlag::RedeemedChannelPointReward);
     }
 
     builder.appendChannelName(channel);

src/messages/MessageSink.hpp

@@ -22,9 +22,9 @@ enum class MessageSinkTrait : uint8_t {
     /// added to the global mentions channel when encountered.
     AddMentionsToGlobalChannel = 1 << 0,
 
-    /// A channel-point redemption whose reward is not yet known should not be
-    /// added to this sink, but queued in the corresponding TwitchChannel
-    /// (`addQueuedRedemption`).
+    /// A channel-point redemption whose reward is not yet known should be
+    /// queued in the corresponding TwitchChannel (`addQueuedRedemption`) and
+    /// the message should be replaced later.
     RequiresKnownChannelPointReward = 1 << 1,
 };
 using MessageSinkTraits = FlagsEnum<MessageSinkTrait>;