Update entry when a user changes their nick

src/main.rs

@@ -26,6 +26,12 @@ enum Status {
     Banned,
 }
 
+impl std::default::Default for Status {
+    fn default() -> Self {
+        Self::TimeoutCount(0)
+    }
+}
+
 #[tokio::main]
 async fn main() -> anyhow::Result<()> {
     let filename = std::env::var("SLEEPERAGENT_CONFIG").unwrap_or("sleeperagent.toml".into());
@@ -93,6 +99,13 @@ async fn main() -> anyhow::Result<()> {
                     _ => *user,
                 };
             }
+            Command::NICK(ref new_nick) => {
+                for (_, users) in &mut channel_users {
+                    let status = users.remove(nick).unwrap_or_default();
+
+                    users.insert(new_nick.clone(), status);
+                }
+            }
             Command::PART(ref channel, Some(ref message)) => {
                 if message == &conf.quit_message {
                     let users = unwrap_or_continue!(channel_users.get_mut(channel));