fix channel name parsing

TradeSkillMaster_AuctionDB/Modules/ChannelSync.lua

@@ -69,14 +69,18 @@ local function EnsureChannel()
 end
 
 local function GetChannelDisplayName(channelName, channelString, channelNumber, channelBaseName)
-	if channelBaseName and channelBaseName ~= "" then return channelBaseName end
-	if channelName and channelName ~= "" then return channelName end
+	if channelBaseName and channelBaseName ~= "" and not tonumber(channelBaseName) then
+		return channelBaseName
+	end
+	if channelName and channelName ~= "" and not tonumber(channelName) then
+		return channelName
+	end
 	if channelString and channelString ~= "" then
+		local parsed = channelString:match("^%d+%.%s*(.+)$")
+		if parsed then return parsed end
 		local numeric = tonumber(channelString)
-		if numeric then
-			return select(2, GetChannelName(numeric))
-		end
-		return channelString:match("^%d+%.%s*(.+)$") or channelString
+		if numeric then return select(2, GetChannelName(numeric)) end
+		return channelString
 	end
 	if channelNumber then
 		return select(2, GetChannelName(channelNumber))
@@ -319,7 +323,7 @@ function ChannelSync:OnChannelMessage(_, msg, source, _, channelString, _, chann
 	local displayName = GetChannelDisplayName(channelName, channelString, channelNumber, channelBaseName)
 	if displayName ~= CHANNEL_NAME then
 		if strsub(msg or "", 1, #COMM_PREFIX) == COMM_PREFIX then
-			DebugPrint("Prefix received on channel '" .. tostring(displayName or channelNumber or channelString or channelName) .. "' (expected '" .. CHANNEL_NAME .. "').")
+			DebugPrint("Prefix received; displayName=" .. tostring(displayName) .. " channelNumber=" .. tostring(channelNumber) .. " channelString=" .. tostring(channelString) .. " channelName=" .. tostring(channelName) .. " channelBaseName=" .. tostring(channelBaseName))
 		end
 		return
 	end