tictactoe: Track API change for the /move request: "square" -> "move"

[empires-server] / tictactoe.js

diff --git a/tictactoe.js b/tictactoe.js
index 4e76638a7cd3290df810eee00cd677c3af1ec0f8..7d7450c5ab6c4504e16aba53e9c011bd02757286 100644 (file)
--- a/tictactoe.js
+++ b/tictactoe.js
@@ -1,25 +1,31 @@
 const express = require("express");
 const Game = require("./game.js");
 
-const engine_name = "tictactoe";
-
 const router = express.Router();
 
 class TicTacToe extends Game {
-  constructor() {
-    super(engine_name);
-    this.moves = [];
-    this.board = Array(9).fill(null);
+  constructor(id) {
+    super(id);
+    this.state = {
+      moves: [],
+      board: Array(9).fill(""),
+      next_player: "X",
+    };
   }
 
   /* Returns Boolean indicating whether move was legal and added. */
   add_move(square) {
     /* Cannot move to an occupied square. */
-    if (this.board[square])
+    if (this.state.board[square])
       return false;
 
-    this.board[square] = 'X';
-    this.moves.push(square);
+    this.state.board[square] = this.state.next_player;
+    this.state.moves.push(square);
+
+    if (this.state.next_player === "X")
+      this.state.next_player = "O";
+    else
+      this.state.next_player = "X";
 
     return true;
   }
@@ -29,18 +35,9 @@ class TicTacToe extends Game {
   }
 }
 
-router.get('/', (request, response) => {
-  const game = request.game;
-
-  if (! request.session.nickname)
-    response.render('choose-nickname.html', { game_name: "Tic Tac Toe" });
-  else
-    response.render('tictactoe-game.html');
-});
-
 router.post('/move', (request, response) => {
   const game = request.game;
-  const square = request.body.square;
+  const square = request.body.move;
 
   const legal = game.add_move(square);
 
@@ -54,26 +51,10 @@ router.post('/move', (request, response) => {
   game.broadcast_move(square);
 });
 
-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);
-  });
-});
-
 exports.router = router;
-exports.name = engine_name;
 exports.Game = TicTacToe;
+
+TicTacToe.meta = {
+  name: "Tic Tac Toe",
+  identifier: "tictactoe"
+};