add comment about orig matchid

components/match2/wikis/dota2/match_summary.lua

@@ -58,13 +58,17 @@ end
 ---@param match MatchGroupUtilMatch
 ---@return MatchSummaryBody
 function CustomMatchSummary.createBody(match)
+	-- Original Match Id must be used to match page links if it exists.
+	-- It can be different from the matchId when shortened brackets are used.
+	local matchId = match.extradata.originalmatchid or match.matchId
+
 	local showCountdown = match.timestamp ~= DateExt.defaultTimestamp
 	local showMatchPage = MatchPage.isEnabledFor(match)
 	local characterBansData = MatchSummary.buildCharacterBanData(match.games, MAX_NUM_BANS)
 
 	return MatchSummaryWidgets.Body{children = WidgetUtil.collect(
 		showCountdown and MatchSummaryWidgets.Row{children = DisplayHelper.MatchCountdownBlock(match)} or nil,
-		showMatchPage and MatchSummaryWidgets.MatchPageLink{matchId = match.extradata.originalmatchid or match.matchId} or nil,
+		showMatchPage and MatchSummaryWidgets.MatchPageLink{matchId = matchId} or nil,
 		unpack(Array.map(match.games, CustomMatchSummary._createGame)),
 		MatchSummaryWidgets.Mvp(match.extradata.mvp),
 		MatchSummaryWidgets.CharacterBanTable{bans = characterBansData, date = match.date},