session no longer has a reference to the world sim

internal/server/server.go

@@ -88,7 +88,6 @@ func (s *Server) createSession(conn *websocket.Conn) *session {
 		conn:   conn,
 		outbox: make(chan wire.Response),
 		done:   make(chan bool, 1),
-		world:  s.world,
 	}
 	if s.sessions == nil {
 		s.sessions = make(map[int]*session)
@@ -124,7 +123,7 @@ func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 
 	sn := s.createSession(conn)
 	go sn.run()
-	sn.read()
+	sn.read(s.world.Inbox)
 	s.dropSession(sn)
 
 	sn.Info("closing connection")

internal/server/session.go

@@ -15,7 +15,6 @@ type session struct {
 	*blammo.Log
 	Name     string
 	id       int
-	world    *sim.World
 	entityID int
 	start    time.Time
 	conn     *websocket.Conn
@@ -48,7 +47,7 @@ func (sn *session) run() {
 }
 
 // read reads for messages on the underlying websocket.
-func (sn *session) read() {
+func (sn *session) read(c chan sim.Request) {
 	for {
 		t, b, err := sn.conn.ReadMessage()
 		if err != nil {
@@ -94,7 +93,7 @@ func (sn *session) read() {
 			switch v := req.Body.(type) {
 			case *wire.Login:
 				sn.Name = v.Name
-				sn.world.Inbox <- sim.Request{
+				c <- sim.Request{
 					From: sn.Name,
 					Seq:  req.Seq,
 					Wants: &sim.SpawnPlayer{
@@ -103,7 +102,7 @@ func (sn *session) read() {
 					},
 				}
 			case sim.Effect:
-				sn.world.Inbox <- sim.Request{
+				c <- sim.Request{
 					From:  sn.Name,
 					Seq:   req.Seq,
 					Wants: v,