Eliminate code duplication for root path

[empires-server] / tictactoe.js

diff --git a/tictactoe.js b/tictactoe.js
index 4e76638a7cd3290df810eee00cd677c3af1ec0f8..ca67834ecc5790da0a1d125b9a0038d4a58a28cf 100644 (file)
--- a/tictactoe.js
+++ b/tictactoe.js
@@ -27,16 +27,16 @@ class TicTacToe extends Game {
   broadcast_move(square) {
     this.broadcast_event("move", square);
   }
-}
 
-router.get('/', (request, response) => {
-  const game = request.game;
+  handle_events(request, response) {
+    super.handle_events(request, response);
 
-  if (! request.session.nickname)
-    response.render('choose-nickname.html', { game_name: "Tic Tac Toe" });
-  else
-    response.render('tictactoe-game.html');
-});
+    /* 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.post('/move', (request, response) => {
   const game = request.game;
@@ -57,23 +57,16 @@ router.post('/move', (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;
 exports.name = engine_name;
 exports.Game = TicTacToe;
+
+TicTacToe.meta = {
+  name: "Tic Tac Toe",
+  identifier: "tictactoe"
+};
+
+exports.meta = TicTacToe.meta;