From 5da9b0afdbf662c907408a8e67aef9f558ebb3dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ren=C3=A9=20Preu=C3=9F?= <rene@preuss.io>
Date: Mon, 21 Dec 2020 19:32:14 +0100
Subject: [PATCH] Add sanitize method

---
 src/Channel.php    |  9 +++++++++
 src/Traits/Irc.php | 15 +++------------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/src/Channel.php b/src/Channel.php
index 7fe5bba..ab32cce 100644
--- a/src/Channel.php
+++ b/src/Channel.php
@@ -52,4 +52,13 @@ public function __toString()
     {
         return $this->getName();
     }
+
+    public static function sanitize(string $channel): string
+    {
+        if ($channel[0] !== '#') {
+            $channel = "#$channel";
+        }
+
+        return strtolower($channel);
+    }
 }
diff --git a/src/Traits/Irc.php b/src/Traits/Irc.php
index dde6535..42aee81 100644
--- a/src/Traits/Irc.php
+++ b/src/Traits/Irc.php
@@ -12,20 +12,20 @@ trait Irc
 {
     public function say(string $channel, string $message): void
     {
-        $channel = $this->channelName($channel);
+        $channel = Channel::sanitize($channel);
         $this->write("PRIVMSG {$channel} :{$message}");
     }
 
     public function join(string $channel): void
     {
-        $channel = $this->channelName($channel);
+        $channel = Channel::sanitize($channel);
         $this->channels[$channel] = new Channel($channel, true);
         $this->write("JOIN {$channel}");
     }
 
     public function part(string $channel): void
     {
-        $channel = $this->channelName($channel);
+        $channel = Channel::sanitize($channel);
         unset($this->channels[$channel]);
         $this->write("PART {$channel}");
     }
@@ -39,13 +39,4 @@ public function getChannel(string $channel): Channel
     {
         return $this->channels[$channel];
     }
-
-    private function channelName(string $channel): string
-    {
-        if ($channel[0] !== '#') {
-            $channel = "#$channel";
-        }
-
-        return $channel;
-    }
 }