user registration

src/irc/client.go

@@ -19,6 +19,7 @@ type Client struct {
 	username   string
 	realname   string
 	nick       string
+	registered bool
 }
 
 func NewClient(conn net.Conn) *Client {
@@ -45,3 +46,10 @@ func (c *Client) Send(lines ...string) {
 		c.send <- line
 	}
 }
+
+func (c *Client) Nick() string {
+	if c.nick != "" {
+		return c.nick
+	}
+	return "<guest>"
+}