From bfa355e84633da6df66c87727641188a59c9632d Mon Sep 17 00:00:00 2001
From: mrkubax10 <mrkubax10@onet.pl>
Date: Tue, 19 Sep 2023 09:32:11 +0200
Subject: [PATCH] Logger: Handle NICK message

---
 logger.pm | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/logger.pm b/logger.pm
index 2180e42..9f389d0 100644
--- a/logger.pm
+++ b/logger.pm
@@ -308,6 +308,36 @@ sub handlePart {
 	$aLogFiles->{$aCommand->[1]}{"file"}->flush();
 }
 
+sub handleNick {
+	my $aCommand = $_[0];
+	my $aServerName = $_[1];
+	my $aLogFiles = $_[2];
+
+	my $aCommandLength = scalar(@$aCommand);
+	if($aCommandLength!=3) {
+		print("[error] Encountered invalid NICK command (3 arguments expected, $aCommandLength provided)\n");
+		return;
+	}
+	my $username = getUsernameFromHost($aCommand->[2]);
+	foreach my $channel (keys(%$aLogFiles)) {
+		my $found = 0;
+		my $i = 0;
+		foreach $i (0..scalar(@{$aLogFiles->{$channel}{"names"}})-1) {
+			my $name = \$aLogFiles->{$channel}{"names"}[$i];
+			if($$name eq $username) {
+				$found = 1;
+				$$name = $aCommand->[1];
+				last;
+			}
+		}
+		if(!$found || !prepareLogFile($aLogFiles, $aServerName, $channel)) {
+			next;
+		}
+		$aLogFiles->{$aCommand->[1]}{"file"}->print(sprintf("(%s) %s is now known as %s\n", localtime->strftime("%H:%M:%S"), $username, $aCommand->[1]));
+		$aLogFiles->{$aCommand->[1]}{"file"}->flush();
+	}
+}
+
 sub joinChannel {
 	my $aStream = $_[0];
 	my $aChannel = $_[1];
@@ -388,6 +418,7 @@ sub connectionWorker {
 					when("JOIN") { handleJoin(\@command, $aServerName, \%logFiles); }
 					when("QUIT") { handleQuit(\@command, $aServerName, \%logFiles); }
 					when("PART") { handlePart(\@command, $aServerName, \%logFiles); }
+					when("NICK") { handleNick(\@command, $aServerName, \%logFiles); }
 					when("376") { joinChannels($stream, $aChannels); } # end of MOTD
 					when("353") { handleNames(\@command, $aChannels, \%logFiles); } # NAMES reply
 				}