broadcast_move(square) {
this.broadcast_event("move", square);
}
+
+ handle_events(request, response) {
+ super.handle_events(request, response);
+
+ /* When a new client joins, replay all previous moves to it. */
+ for (let move of this.moves) {
+ response.write(`event: move\ndata: ${move}\n\n`);
+ }
+ }
}
router.get('/', (request, response) => {
router.get('/events', (request, response) => {
const game = request.game;
- /* These headers will keep the connection open so we can stream events. */
- const headers = {
- "Content-type": "text/event-stream",
- "Connection": "keep-alive",
- "Cache-Control": "no-cache"
- };
- response.writeHead(200, headers);
-
- /* Add this new client to our list of clients. */
- const id = game.add_client(response);
-
- /* And queue up cleanup to be triggered on client close. */
- request.on('close', () => {
- game.remove_client(id);
- });
+ game.handle_events(request, response);
});
exports.router = router;