server/routes/games.js

   1 var router = require("express").Router();
   2 var UserModel = require("../models/User");
   3 var ChallengeModel = require('../models/Challenge');
   4 var GameModel = require('../models/Game');
   5 var VariantModel = require('../models/Variant');
   6 var access = require("../utils/access");
   7 var params = require("../config/parameters");
   8
   9 // From main hall, start game between players 0 and 1
  10 router.post("/games", access.logged, access.ajax, (req,res) => {
  11   const gameInfo = req.body.gameInfo;
  12   if (!Array.isArray(gameInfo.players) ||
  13     !gameInfo.players.some(p => p.id == req.userId))
  14   {
  15     return res.json({errmsg: "Cannot start someone else's game"});
  16   }
  17   const cid = req.body.cid;
  18   // Check all entries of gameInfo + cid:
  19   let error = GameModel.checkGameInfo(gameInfo);
  20   if (!error)
  21   {
  22     if (!cid.toString().match(/^[0-9]+$/))
  23       error = "Wrong challenge ID";
  24   }
  25   if (!!error)
  26     return res.json({errmsg:error});
  27   ChallengeModel.remove(cid);
  28   GameModel.create(
  29     gameInfo.vid, gameInfo.fen, gameInfo.timeControl, gameInfo.players,
  30     (err,ret) => {
  31       access.checkRequest(res, err, ret, "Cannot create game", () => {
  32         const oppIdx = (gameInfo.players[0].id == req.userId ? 1 : 0);
  33         const oppId = gameInfo.players[oppIdx].id;
  34         UserModel.tryNotify(oppId,
  35           "New game: " + params.siteURL + "/game/" + ret.gid);
  36         res.json({gameId: ret.gid});
  37       });
  38     }
  39   );
  40 });
  41
  42 router.get("/games", access.ajax, (req,res) => {
  43   const gameId = req.query["gid"];
  44   if (!!gameId)
  45   {
  46     GameModel.getOne(gameId, (err,game) => {
  47       access.checkRequest(res, err, game, "Game not found", () => {
  48         res.json({game: game});
  49       });
  50     });
  51   }
  52   else
  53   {
  54     // Get by (non-)user ID:
  55     const userId = req.query["uid"];
  56     const excluded = !!req.query["excluded"];
  57     GameModel.getByUser(userId, excluded, (err,games) => {
  58       if (!!err)
  59         return res.json({errmsg: err.errmsg || err.toString()});
  60       res.json({games: games});
  61     });
  62   }
  63 });
  64
  65 // New move + fen update + score, potentially
  66 // TODO: if newmove fail, takeback in GUI
  67 router.put("/games", access.logged, access.ajax, (req,res) => {
  68   const gid = req.body.gid;
  69   let error = "";
  70   if (!gid.toString().match(/^[0-9]+$/))
  71     error = "Wrong game ID";
  72   const obj = req.body.newObj;
  73   error = GameModel.checkGameUpdate(obj);
  74   if (!!error)
  75     return res.json({errmsg: error});
  76   GameModel.update(gid, obj, (err) => {
  77     if (!!err)
  78       return res.json(err);
  79     if (!!obj.move || !!obj.score)
  80     {
  81       // Notify opponent if he enabled notifications:
  82       GameModel.getPlayers(gid, (err2,players) => {
  83         if (!err2)
  84         {
  85           const oppid = (players[0].id == req.userId
  86             ? players[1].id
  87             : players[0].id);
  88           const messagePrefix = (!!obj.move
  89             ? "New move in game: "
  90             : "Game ended: ");
  91           UserModel.tryNotify(oppid,
  92             messagePrefix + params.siteURL + "/game/" + gid);
  93         }
  94       });
  95     }
  96     res.json({});
  97   });
  98 });
  99
 100 module.exports = router;