tweak addEchoMessage signature

irc/channel.go

 	}
 
 	// send echo-message
-	rb.addEchoMessage(details, command, message, clientOnlyTags, chname)
+	rb.addEchoMessage(clientOnlyTags, details.nickMask, details.accountName, command, chname, message)
 
 	for _, member := range channel.Members() {
 		if minPrefixMode != modes.Mode(0) && !channel.ClientIsAtLeast(member, minPrefixMode) {

irc/handlers.go

 		_, isZNC := zncHandlers[lowercaseTarget]
 
 		if isService || isZNC {
-			rb.addEchoMessage(client.Details(), command, message, tags, target)
+			details := client.Details()
+			rb.addEchoMessage(tags, details.nickMask, details.accountName, command, target, message)
 			if histType != history.Privmsg {
 				return // NOTICE and TAGMSG to services are ignored
 			}
 		}
 
 		// the originating session may get an echo message:
-		rb.addEchoMessage(details, command, message, tags, tnick)
+		rb.addEchoMessage(tags, nickMaskString, accountName, command, tnick, message)
 		if histType != history.Notice {
 			//TODO(dan): possibly implement cooldown of away notifications to users
 			if away, awayMessage := user.Away(); away {

irc/responsebuffer.go

 	}
 }
 
-func (rb *ResponseBuffer) addEchoMessage(details ClientDetails, command string, message utils.SplitMessage, tags map[string]string, target string) {
+func (rb *ResponseBuffer) addEchoMessage(tags map[string]string, nickMask, accountName, command, target string, message utils.SplitMessage) {
 	if rb.session.capabilities.Has(caps.EchoMessage) {
 		hasTagsCap := rb.session.capabilities.Has(caps.MessageTags)
 		if command == "TAGMSG" {
 			if hasTagsCap {
-				rb.AddFromClient(message.Time, message.Msgid, details.nickMask, details.accountName, tags, command, target)
+				rb.AddFromClient(message.Time, message.Msgid, nickMask, accountName, tags, command, target)
 			}
 		} else {
 			tagsToSend := tags
 			if !hasTagsCap {
 				tagsToSend = nil
 			}
-			rb.AddSplitMessageFromClient(details.nickMask, details.accountName, tagsToSend, command, target, message)
+			rb.AddSplitMessageFromClient(nickMask, accountName, tagsToSend, command, target, message)
 		}
 	}
 }