game: Index players directly by session ID

[empires-server] / tictactoe.js

diff --git a/tictactoe.js b/tictactoe.js
index 2a8dd06f9d580398e483e7a554883beee54bcc4e..35019840cc13a68fa225482610876e9c5c3b5932 100644 (file)
--- a/tictactoe.js
+++ b/tictactoe.js
@@ -1,8 +1,6 @@
 const express = require("express");
 const Game = require("./game.js");
 
-const router = express.Router();
-
 class TicTacToe extends Game {
   constructor(id) {
     super(id);
@@ -11,13 +9,14 @@ class TicTacToe extends Game {
       board: Array(9).fill(""),
       next_player: "X",
     };
+    this.teams = ["X", "O"];
   }
 
-  /* Returns Boolean indicating whether move was legal and added. */
+  /* Returns true if move was legal and added, false otherwise. */
   add_move(square) {
     /* Cannot move to an occupied square. */
     if (this.state.board[square])
-      return false;
+      return { legal: false, message: "Square is already occupied" };
 
     this.state.board[square] = this.state.next_player;
     this.state.moves.push(square);
@@ -27,14 +26,15 @@ class TicTacToe extends Game {
     else
       this.state.next_player = "X";
 
-    return true;
+    return { legal: true };
   }
 }
 
-exports.router = router;
-exports.Game = TicTacToe;
+TicTacToe.router = express.Router();
 
 TicTacToe.meta = {
   name: "Tic Tac Toe",
   identifier: "tictactoe"
 };
+
+exports.Game = TicTacToe;