Primitive client states

1 files changed, 18 insertions, 3 deletions

diff --git a/clients.go b/clients.go
index d142157..1a363cc 100644
--- a/clients.go
+++ b/clients.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"net"
+	"log/slog"
 )
 
 type Client struct {
@@ -11,21 +12,27 @@ type Client struct {
 	Ident  string
 	Host   string
 	Server Server
+	State  ClientState
 }
 
-func (client *Client) Send(msg SMsg) {
-	client.SendRaw(msg.ClientSerialize())
+func (client *Client) Send(msg SMsg) error {
+	return client.SendRaw(msg.ClientSerialize())
 }
 
 // Send failures are not returned; broken connections detected and severed on
 // the next receive.
-func (client *Client) SendRaw(s string) {
+func (client *Client) SendRaw(s string) error {
+	if client.conn == nil {
+		panic("not implemented")
+	}
+	slog.Debug("send", "line", s, "conn", client.conn)
 	_, err := (*client.conn).Write([]byte(s))
 	if err != nil {
 		// TODO: Should shut down the netFd instead but the stdlib
 		// doesn't expose a way to do this.
 		(*client.conn).Close()
 	}
+	return nil
 }
 
 func (client Client) ClientSource() string {
@@ -36,3 +43,11 @@ func (client Client) ClientSource() string {
 func (client Client) ServerSource() string {
 	return string(client.Server.SID[:]) + string(client.UID[:])
 }
+
+type ClientState uint8
+
+const (
+	ClientStateRemote ClientState = iota
+	ClientStatePreRegistration
+	ClientStateRegistered
+)