game: Rename Game.clients to Game.players, combining multiple connections

[empires-server] / tictactoe.js

diff --git a/tictactoe.js b/tictactoe.js
index 18fe3428806bee30c2c533182b15e02fee36993b..da55c9f48e42c663f3e4016acaf6f4f083f15061 100644 (file)
--- a/tictactoe.js
+++ b/tictactoe.js
@@ -1,26 +1,39 @@
 const express = require("express");
-const cors = require("cors");
-const body_parser = require("body-parser");
-const path = require("path");
-const nunjucks = require("nunjucks");
-
-const app = express();
-app.use(cors());
-app.use(body_parser.urlencoded({ extended: false }));
-app.use(body_parser.json());
-
-nunjucks.configure("templates", {
-  autoescape: true,
-  express: app
-});
-
-app.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');
-});
-
-exports.app = app;
+const Game = require("./game.js");
+
+class TicTacToe extends Game {
+  constructor(id) {
+    super(id);
+    this.state = {
+      moves: [],
+      board: Array(9).fill(""),
+      next_player: "X",
+    };
+  }
+
+  /* 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 { legal: false, message: "Square is already occupied" };
+
+    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 { legal: true };
+  }
+}
+
+TicTacToe.router = express.Router();
+
+TicTacToe.meta = {
+  name: "Tic Tac Toe",
+  identifier: "tictactoe"
+};
+
+exports.Game = TicTacToe;