fix(spa): a film playing waits for the session after a reconnect

Stream credit sent before the new handshake was refused, and the node's
"Handshake required" replaced the film.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

1 files changed, 9 insertions, 3 deletions

diff --git a/packages/meshbay-hub/src/meshbay_hub/static/transport-media.js b/packages/meshbay-hub/src/meshbay_hub/static/transport-media.js
index ca015b9b..91af0338 100644
--- a/packages/meshbay-hub/src/meshbay_hub/static/transport-media.js
+++ b/packages/meshbay-hub/src/meshbay_hub/static/transport-media.js
@@ -254,7 +254,13 @@ extendTransport(class {
 
   /** Room for `n` more segments. */
   grantStreamCredit(n = 1) {
-    if (!this._connected) return;
+    // Only on a session that is up: the player goes on granting as it plays
+    // from its buffer through a reconnect, and a grant that reached the new
+    // channel before its handshake was answered "Handshake required", which
+    // the player showed in place of the film. The stream went with the lost
+    // session; the reconnect asks for it again (video-player.js
+    // `reconnectPlan`). The same goes for the diagnostic and the stop below.
+    if (!this._sessionUp) return;
     console.log('[stream] grant credit:', n);
     this._send({ type: 'stream_more', v: '0.1', n });
   }
@@ -267,7 +273,7 @@ extendTransport(class {
    * the two halves in one file. The node only logs it.
    */
   sendStreamDiag(diag) {
-    if (!this._connected) return;
+    if (!this._sessionUp) return;
     try { this._send({ type: 'client_diag', v: '0.1', ...diag }); } catch { /* gone */ }
   }
 
@@ -279,7 +285,7 @@ extendTransport(class {
    * the next video answered "server busy".
    */
   stopStream() {
-    if (!this._connected) return;
+    if (!this._sessionUp) return;
     try { this._send({ type: 'stream_stop', v: '0.1' }); } catch { /* gone */ }
   }
 });