Unban users when they join back for real

src/main.rs

@@ -59,6 +59,19 @@ async fn main() -> anyhow::Result<()> {
         match message.command {
             Command::JOIN(ref channel, _, _) => {
                 let users = unwrap_or_continue!(channel_users.get_mut(channel));
+                for (user, status) in users.iter_mut() {
+                    if nick.starts_with(user) {
+                        // They're joining back for real, unban them
+                        *status = match status {
+                            Status::Banned => Status::TimeoutCount(0),
+                            _ => *status,
+                        };
+
+                        let mode = Mode::Minus(ChannelMode::Ban, Some(format!("{}!*@*", user)));
+                        client.send_mode(channel, &[mode])?;
+                        client.send_privmsg(nick, "You're unbanned, welcome back!")?;
+                    }
+                }
                 if !users.contains_key(nick) {
                     users.insert(nick.to_string(), Status::TimeoutCount(0));
                 }