client/src/views/Game.vue

   1 <template lang="pug">
   2 main
   3   input#modalChat.modal(type="checkbox" @click="resetChatColor()")
   4   div#chatWrap(role="dialog" data-checkbox="modalChat")
   5     #chat.card
   6       label.modal-close(for="modalChat")
   7       #participants
   8         span {{ Object.keys(people).length + " " + st.tr["participant(s):"] }}
   9         span(v-for="p in Object.values(people)" v-if="!!p.name")
  10           | {{ p.name }}
  11         span.anonymous(v-if="Object.values(people).some(p => !p.name)")
  12           | + @nonymous
  13       Chat(:players="game.players" :pastChats="game.chats"
  14         :newChat="newChat" @mychat="processChat")
  15   .row
  16     #aboveBoard.col-sm-12.col-md-9.col-md-offset-3.col-lg-10.col-lg-offset-2
  17       span.variant-cadence {{ game.cadence }}
  18       span.variant-name {{ game.vname }}
  19       button#chatBtn(onClick="doClick('modalChat')") Chat
  20       #actions(v-if="game.score=='*'")
  21         button(@click="clickDraw()" :class="{['draw-' + drawOffer]: true}")
  22           | {{ st.tr["Draw"] }}
  23         button(v-if="!!game.mycolor" @click="abortGame()") {{ st.tr["Abort"] }}
  24         button(v-if="!!game.mycolor" @click="resign()") {{ st.tr["Resign"] }}
  25       #playersInfo
  26         p
  27           span.name(:class="{connected: isConnected(0)}")
  28             | {{ game.players[0].name || "@nonymous" }}
  29           span.time(v-if="game.score=='*'") {{ virtualClocks[0] }}
  30           span.split-names -
  31           span.name(:class="{connected: isConnected(1)}")
  32             | {{ game.players[1].name || "@nonymous" }}
  33           span.time(v-if="game.score=='*'") {{ virtualClocks[1] }}
  34   BaseGame(:game="game" :vr="vr" @newmove="processMove" @gameover="gameOver")
  35 </template>
  36
  37 <script>
  38 import BaseGame from "@/components/BaseGame.vue";
  39 import Chat from "@/components/Chat.vue";
  40 import { store } from "@/store";
  41 import { GameStorage } from "@/utils/gameStorage";
  42 import { ppt } from "@/utils/datetime";
  43 import { extractTime } from "@/utils/timeControl";
  44 import { getRandString } from "@/utils/alea";
  45 import { ArrayFun } from "@/utils/array";
  46 import { processModalClick } from "@/utils/modalClick";
  47 import { getScoreMessage } from "@/utils/scoring";
  48 import params from "@/parameters";
  49 export default {
  50   name: 'my-game',
  51   components: {
  52     BaseGame,
  53     Chat,
  54   },
  55   // gameRef: to find the game in (potentially remote) storage
  56   data: function() {
  57     return {
  58       st: store.state,
  59       gameRef: { //given in URL (rid = remote ID)
  60         id: "",
  61         rid: ""
  62       },
  63       game: { //passed to BaseGame
  64         players:[{name:""},{name:""}],
  65         chats: [],
  66         rendered: false,
  67       },
  68       virtualClocks: [0, 0], //initialized with true game.clocks
  69       vr: null, //"variant rules" object initialized from FEN
  70       drawOffer: "",
  71       people: {}, //players + observers
  72       lastate: undefined, //used if opponent send lastate before game is ready
  73       repeat: {}, //detect position repetition
  74       newChat: "",
  75       conn: null,
  76       connexionString: "",
  77       // Related to (killing of) self multi-connects:
  78       newConnect: {},
  79       killed: {},
  80     };
  81   },
  82   watch: {
  83     "$route": function(to, from) {
  84       this.gameRef.id = to.params["id"];
  85       this.gameRef.rid = to.query["rid"];
  86       this.loadGame();
  87     },
  88   },
  89   // NOTE: some redundant code with Hall.vue (mostly related to people array)
  90   created: function() {
  91     // Always add myself to players' list
  92     const my = this.st.user;
  93     this.$set(this.people, my.sid, {id:my.id, name:my.name});
  94     this.gameRef.id = this.$route.params["id"];
  95     this.gameRef.rid = this.$route.query["rid"]; //may be undefined
  96     // Initialize connection
  97     this.connexionString = params.socketUrl +
  98       "/?sid=" + this.st.user.sid +
  99       "&tmpId=" + getRandString() +
 100       "&page=" + encodeURIComponent(this.$route.path);
 101     this.conn = new WebSocket(this.connexionString);
 102     this.conn.onmessage = this.socketMessageListener;
 103     this.conn.onclose = this.socketCloseListener;
 104     // Socket init required before loading remote game:
 105     const socketInit = (callback) => {
 106       if (!!this.conn && this.conn.readyState == 1) //1 == OPEN state
 107         callback();
 108       else //socket not ready yet (initial loading)
 109       {
 110         // NOTE: it's important to call callback without arguments,
 111         // otherwise first arg is Websocket object and loadGame fails.
 112         this.conn.onopen = () => { return callback() };
 113       }
 114     };
 115     if (!this.gameRef.rid) //game stored locally or on server
 116       this.loadGame(null, () => socketInit(this.roomInit));
 117     else //game stored remotely: need socket to retrieve it
 118     {
 119       // NOTE: the callback "roomInit" will be lost, so we don't provide it.
 120       // --> It will be given when receiving "fullgame" socket event.
 121       // A more general approach would be to store it somewhere.
 122       socketInit(this.loadGame);
 123     }
 124   },
 125   mounted: function() {
 126     document.getElementById("chatWrap").addEventListener(
 127       "click", processModalClick);
 128   },
 129   beforeDestroy: function() {
 130     this.send("disconnect");
 131   },
 132   methods: {
 133     roomInit: function() {
 134       // Notify the room only now that I connected, because
 135       // messages might be lost otherwise (if game loading is slow)
 136       this.send("connect");
 137       this.send("pollclients");
 138     },
 139     send: function(code, obj) {
 140       if (!!this.conn)
 141       {
 142         this.conn.send(JSON.stringify(
 143           Object.assign(
 144             {code: code},
 145             obj,
 146           )
 147         ));
 148       }
 149     },
 150     isConnected: function(index) {
 151       const player = this.game.players[index];
 152       // Is it me ?
 153       if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
 154         return true;
 155       // Try to find a match in people:
 156       return Object.keys(this.people).some(sid => sid == player.sid) ||
 157         Object.values(this.people).some(p => p.id == player.uid);
 158     },
 159     socketMessageListener: function(msg) {
 160       if (!this.conn)
 161         return;
 162       const data = JSON.parse(msg.data);
 163       switch (data.code)
 164       {
 165         case "pollclients":
 166           data.sockIds.forEach(sid => {
 167             this.$set(this.people, sid, {id:0, name:""});
 168             if (sid != this.st.user.sid)
 169             {
 170               this.send("askidentity", {target:sid});
 171               // Ask potentially missed last state, if opponent and I play
 172               if (!!this.game.mycolor
 173                 && this.game.type == "live" && this.game.score == "*"
 174                 && this.game.players.some(p => p.sid == sid))
 175               {
 176                 this.send("asklastate", {target:sid});
 177               }
 178             }
 179           });
 180           break;
 181         case "connect":
 182           if (!this.people[data.from])
 183             this.$set(this.people, data.from, {name:"", id:0});
 184           if (!this.people[data.from].name)
 185           {
 186             this.newConnect[data.from] = true; //for self multi-connects tests
 187             this.send("askidentity", {target:data.from});
 188           }
 189           break;
 190         case "disconnect":
 191           this.$delete(this.people, data.from);
 192           break;
 193         case "killed":
 194           // I logged in elsewhere:
 195           alert(this.st.tr["New connexion detected: tab now offline"]);
 196           // TODO: this fails. See https://github.com/websockets/ws/issues/489
 197           //this.conn.removeEventListener("message", this.socketMessageListener);
 198           //this.conn.removeEventListener("close", this.socketCloseListener);
 199           //this.conn.close();
 200           this.conn = null;
 201           break;
 202         case "askidentity":
 203         {
 204           // Request for identification (TODO: anonymous shouldn't need to reply)
 205           const me = {
 206             // Decompose to avoid revealing email
 207             name: this.st.user.name,
 208             sid: this.st.user.sid,
 209             id: this.st.user.id,
 210           };
 211           this.send("identity", {data:me, target:data.from});
 212           break;
 213         }
 214         case "identity":
 215         {
 216           const user = data.data;
 217           if (!!user.name) //otherwise anonymous
 218           {
 219             // If I multi-connect, kill current connexion if no mark (I'm older)
 220             if (this.newConnect[user.sid] && user.id > 0
 221               && user.id == this.st.user.id && user.sid != this.st.user.sid)
 222             {
 223               if (!this.killed[this.st.user.sid])
 224               {
 225                 this.send("killme", {sid:this.st.user.sid});
 226                 this.killed[this.st.user.sid] = true;
 227               }
 228             }
 229             if (user.sid != this.st.user.sid) //I already know my identity...
 230             {
 231               this.$set(this.people, user.sid,
 232                 {
 233                   id: user.id,
 234                   name: user.name,
 235                 });
 236             }
 237           }
 238           delete this.newConnect[user.sid];
 239           break;
 240         }
 241         case "askgame":
 242           // Send current (live) game if not asked by any of the players
 243           if (this.game.type == "live"
 244             && this.game.players.every(p => p.sid != data.from[0]))
 245           {
 246             const myGame = {
 247               id: this.game.id,
 248               fen: this.game.fen,
 249               players: this.game.players,
 250               vid: this.game.vid,
 251               cadence: this.game.cadence,
 252               score: this.game.score,
 253               rid: this.st.user.sid, //useful in Hall if I'm an observer
 254             };
 255             this.send("game", {data:myGame, target:data.from});
 256           }
 257           break;
 258         case "askfullgame":
 259           this.send("fullgame", {data:this.game, target:data.from});
 260           break;
 261         case "fullgame":
 262           // Callback "roomInit" to poll clients only after game is loaded
 263           this.loadGame(data.data, this.roomInit);
 264           break;
 265         case "asklastate":
 266           // Sending last state if I played a move or score != "*"
 267           if ((this.game.moves.length > 0 && this.vr.turn != this.game.mycolor)
 268               || this.game.score != "*" || this.drawOffer == "sent")
 269           {
 270             // Send our "last state" informations to opponent
 271             const L = this.game.moves.length;
 272             const myIdx = ["w","b"].indexOf(this.game.mycolor);
 273             const myLastate = {
 274               // NOTE: lastMove (when defined) includes addTime
 275               lastMove: (L>0 ? this.game.moves[L-1] : undefined),
 276               // Since we played a move (or abort or resign),
 277               // only drawOffer=="sent" is possible
 278               drawSent: this.drawOffer == "sent",
 279               score: this.game.score,
 280               movesCount: L,
 281               initime: this.game.initime[1-myIdx], //relevant only if I played
 282             };
 283             this.send("lastate", {data:myLastate, target:data.from});
 284           }
 285           break;
 286         case "lastate": //got opponent infos about last move
 287           this.lastate = data.data;
 288           if (this.game.rendered) //game is rendered (Board component)
 289             this.processLastate();
 290           //else: will be processed when game is ready
 291           break;
 292         case "newmove":
 293         {
 294           const move = data.data;
 295           if (!!move.cancelDrawOffer) //opponent refuses draw
 296           {
 297             this.drawOffer = "";
 298             // NOTE for corr games: drawOffer reset by player in turn
 299             if (this.game.type == "live" && !!this.game.mycolor)
 300               GameStorage.update(this.gameRef.id, {drawOffer: ""});
 301           }
 302           this.$set(this.game, "moveToPlay", move);
 303           break;
 304         }
 305         case "resign":
 306           this.gameOver(data.side=="b" ? "1-0" : "0-1", "Resign");
 307           break;
 308         case "abort":
 309           this.gameOver("?", "Abort");
 310           break;
 311         case "draw":
 312           this.gameOver("1/2", data.data);
 313           break;
 314         case "drawoffer":
 315           // NOTE: observers don't know who offered draw
 316           this.drawOffer = "received";
 317           break;
 318         case "newchat":
 319           this.newChat = data.data;
 320           if (!document.getElementById("modalChat").checked)
 321             document.getElementById("chatBtn").classList.add("somethingnew");
 322           break;
 323       }
 324     },
 325     socketCloseListener: function() {
 326       this.conn = new WebSocket(this.connexionString);
 327       this.conn.addEventListener('message', this.socketMessageListener);
 328       this.conn.addEventListener('close', this.socketCloseListener);
 329     },
 330     // lastate was received, but maybe game wasn't ready yet:
 331     processLastate: function() {
 332       const data = this.lastate;
 333       this.lastate = undefined; //security...
 334       const L = this.game.moves.length;
 335       if (data.movesCount > L)
 336       {
 337         // Just got last move from him
 338         this.$set(this.game, "moveToPlay", Object.assign({initime: data.initime}, data.lastMove));
 339       }
 340       if (data.drawSent)
 341         this.drawOffer = "received";
 342       if (data.score != "*")
 343       {
 344         this.drawOffer = "";
 345         if (this.game.score == "*")
 346           this.gameOver(data.score);
 347       }
 348     },
 349     clickDraw: function() {
 350       if (!this.game.mycolor)
 351         return; //I'm just spectator
 352       if (["received","threerep"].includes(this.drawOffer))
 353       {
 354         if (!confirm(this.st.tr["Accept draw?"]))
 355           return;
 356         const message = (this.drawOffer == "received"
 357           ? "Mutual agreement"
 358           : "Three repetitions");
 359         this.send("draw", {data:message});
 360         this.gameOver("1/2", message);
 361       }
 362       else if (this.drawOffer == "") //no effect if drawOffer == "sent"
 363       {
 364         if (this.game.mycolor != this.vr.turn)
 365           return alert(this.st.tr["Draw offer only in your turn"]);
 366         if (!confirm(this.st.tr["Offer draw?"]))
 367           return;
 368         this.drawOffer = "sent";
 369         this.send("drawoffer");
 370         GameStorage.update(this.gameRef.id, {drawOffer: this.game.mycolor});
 371       }
 372     },
 373     abortGame: function() {
 374       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"]))
 375         return;
 376       this.gameOver("?", "Abort");
 377       this.send("abort");
 378     },
 379     resign: function(e) {
 380       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 381         return;
 382       this.send("resign", {data:this.game.mycolor});
 383       this.gameOver(this.game.mycolor=="w" ? "0-1" : "1-0", "Resign");
 384     },
 385     // 3 cases for loading a game:
 386     //  - from indexedDB (running or completed live game I play)
 387     //  - from server (one correspondance game I play[ed] or not)
 388     //  - from remote peer (one live game I don't play, finished or not)
 389     loadGame: function(game, callback) {
 390       const afterRetrieval = async (game) => {
 391         const vModule = await import("@/variants/" + game.vname + ".js");
 392         window.V = vModule.VariantRules;
 393         this.vr = new V(game.fen);
 394         const gtype = (game.cadence.indexOf('d') >= 0 ? "corr" : "live");
 395         const tc = extractTime(game.cadence);
 396         const myIdx = game.players.findIndex(p => {
 397           return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 398         });
 399         const mycolor = [undefined,"w","b"][myIdx+1]; //undefined for observers
 400         if (!game.chats)
 401           game.chats = []; //live games don't have chat history
 402         if (gtype == "corr")
 403         {
 404           if (game.players[0].color == "b")
 405           {
 406             // Adopt the same convention for live and corr games: [0] = white
 407             [ game.players[0], game.players[1] ] =
 408               [ game.players[1], game.players[0] ];
 409           }
 410           // corr game: needs to compute the clocks + initime
 411           // NOTE: clocks in seconds, initime in milliseconds
 412           game.clocks = [tc.mainTime, tc.mainTime];
 413           game.moves.sort((m1,m2) => m1.idx - m2.idx); //in case of
 414           if (game.score == "*") //otherwise no need to bother with time
 415           {
 416             game.initime = [0, 0];
 417             const L = game.moves.length;
 418             if (L >= 3)
 419             {
 420               let addTime = [0, 0];
 421               for (let i=2; i<L; i++)
 422               {
 423                 addTime[i%2] += tc.increment -
 424                   (game.moves[i].played - game.moves[i-1].played) / 1000;
 425               }
 426               for (let i=0; i<=1; i++)
 427                 game.clocks[i] += addTime[i];
 428             }
 429             if (L >= 1)
 430               game.initime[L%2] = game.moves[L-1].played;
 431           }
 432           const reformattedMoves = game.moves.map( (m) => {
 433             const s = m.squares;
 434             return {
 435               appear: s.appear,
 436               vanish: s.vanish,
 437               start: s.start,
 438               end: s.end,
 439             };
 440           });
 441           // Sort chat messages from newest to oldest
 442           game.chats.sort( (c1,c2) => { return c2.added - c1.added; });
 443           if (myIdx >= 0 && game.chats.length > 0)
 444           {
 445             // TODO: group multi-moves into an array, to deduce color from index
 446             // and not need this (also repeated in BaseGame::re_setVariables())
 447             let vr_tmp = new V(game.fenStart); //vr is already at end of game
 448             for (let i=0; i<reformattedMoves.length; i++)
 449             {
 450               game.moves[i].color = vr_tmp.turn;
 451               vr_tmp.play(reformattedMoves[i]);
 452             }
 453             // Blue background on chat button if last chat message arrived after my last move.
 454             let dtLastMove = 0;
 455             for (let midx = game.moves.length-1; midx >= 0; midx--)
 456             {
 457               if (game.moves[midx].color == mycolor)
 458               {
 459                 dtLastMove = game.moves[midx].played;
 460                 break;
 461               }
 462             }
 463             if (dtLastMove < game.chats[0].added)
 464               document.getElementById("chatBtn").classList.add("somethingnew");
 465           }
 466           // Now that we used idx and played, re-format moves as for live games
 467           game.moves = reformattedMoves;
 468         }
 469         if (gtype == "live" && game.clocks[0] < 0) //game unstarted
 470         {
 471           game.clocks = [tc.mainTime, tc.mainTime];
 472           if (game.score == "*")
 473           {
 474             game.initime[0] = Date.now();
 475             if (myIdx >= 0)
 476             {
 477               // I play in this live game; corr games don't have clocks+initime
 478               GameStorage.update(game.id,
 479               {
 480                 clocks: game.clocks,
 481                 initime: game.initime,
 482               });
 483             }
 484           }
 485         }
 486         if (!!game.drawOffer)
 487         {
 488           if (game.drawOffer == "t") //three repetitions
 489             this.drawOffer = "threerep";
 490           else
 491           {
 492             if (myIdx < 0)
 493               this.drawOffer = "received"; //by any of the players
 494             else
 495             {
 496               // I play in this game:
 497               if ((game.drawOffer == "w" && myIdx==0) || (game.drawOffer=="b" && myIdx==1))
 498                 this.drawOffer = "sent";
 499               else //all other cases
 500                 this.drawOffer = "received";
 501             }
 502           }
 503         }
 504         if (!!game.scoreMsg)
 505           game.scoreMsg = this.st.tr[game.scoreMsg]; //stored in english
 506         this.game = Object.assign({},
 507           game,
 508           // NOTE: assign mycolor here, since BaseGame could also be VS computer
 509           {
 510             type: gtype,
 511             increment: tc.increment,
 512             mycolor: mycolor,
 513             // opponent sid not strictly required (or available), but easier
 514             // at least oppsid or oppid is available anyway:
 515             oppsid: (myIdx < 0 ? undefined : game.players[1-myIdx].sid),
 516             oppid: (myIdx < 0 ? undefined : game.players[1-myIdx].uid),
 517           }
 518         );
 519         this.re_setClocks();
 520         this.$nextTick(() => {
 521           this.game.rendered = true;
 522           // Did lastate arrive before game was rendered?
 523           if (!!this.lastate)
 524             this.processLastate();
 525         });
 526         this.repeat = {}; //reset: scan past moves' FEN:
 527         let repIdx = 0;
 528         // NOTE: vr_tmp to obtain FEN strings is redundant with BaseGame
 529         let vr_tmp = new V(game.fenStart);
 530         game.moves.forEach(m => {
 531           vr_tmp.play(m);
 532           const fenObj = V.ParseFen( vr_tmp.getFen() );
 533           repIdx = fenObj.position + "_" + fenObj.turn;
 534           if (!!fenObj.flags)
 535             repIdx += "_" + fenObj.flags;
 536           this.repeat[repIdx] = (!!this.repeat[repIdx]
 537             ? this.repeat[repIdx]+1
 538             : 1);
 539         });
 540         if (this.repeat[repIdx] >= 3)
 541           this.drawOffer = "threerep";
 542         if (!!callback)
 543           callback();
 544       };
 545       if (!!game)
 546         return afterRetrieval(game);
 547       if (!!this.gameRef.rid)
 548       {
 549         // Remote live game: forgetting about callback func... (TODO: design)
 550         this.send("askfullgame", {target:this.gameRef.rid});
 551       }
 552       else
 553       {
 554         // Local or corr game
 555         GameStorage.get(this.gameRef.id, afterRetrieval);
 556       }
 557     },
 558     re_setClocks: function() {
 559       if (this.game.moves.length < 2 || this.game.score != "*")
 560       {
 561         // 1st move not completed yet, or game over: freeze time
 562         this.virtualClocks = this.game.clocks.map(s => ppt(s));
 563         return;
 564       }
 565       const currentTurn = this.vr.turn;
 566       const colorIdx = ["w","b"].indexOf(currentTurn);
 567       let countdown = this.game.clocks[colorIdx] -
 568         (Date.now() - this.game.initime[colorIdx])/1000;
 569       this.virtualClocks = [0,1].map(i => {
 570         const removeTime = i == colorIdx
 571           ? (Date.now() - this.game.initime[colorIdx])/1000
 572           : 0;
 573         return ppt(this.game.clocks[i] - removeTime);
 574       });
 575       let clockUpdate = setInterval(() => {
 576         if (countdown < 0 || this.vr.turn != currentTurn || this.game.score != "*")
 577         {
 578           clearInterval(clockUpdate);
 579           if (countdown < 0)
 580             this.gameOver(this.vr.turn=="w" ? "0-1" : "1-0", this.st.tr["Time"]);
 581         }
 582         else
 583           this.$set(this.virtualClocks, colorIdx, ppt(Math.max(0, --countdown)));
 584       }, 1000);
 585     },
 586     // Post-process a move (which was just played in BaseGame)
 587     processMove: function(move) {
 588       if (this.game.type == "corr" && move.color == this.game.mycolor)
 589       {
 590         if (!confirm(this.st.tr["Move played:"] + " " + move.notation + "\n" + this.st.tr["Are you sure?"]))
 591         {
 592           return this.$set(this.game, "moveToUndo", move);
 593         }
 594       }
 595       const colorIdx = ["w","b"].indexOf(move.color);
 596       const nextIdx = ["w","b"].indexOf(this.vr.turn);
 597       // https://stackoverflow.com/a/38750895
 598       if (!!this.game.mycolor)
 599       {
 600         const allowed_fields = ["appear", "vanish", "start", "end"];
 601         // NOTE: 'var' to see this variable outside this block
 602         var filtered_move = Object.keys(move)
 603           .filter(key => allowed_fields.includes(key))
 604           .reduce((obj, key) => {
 605             obj[key] = move[key];
 606             return obj;
 607           }, {});
 608       }
 609       // Send move ("newmove" event) to people in the room (if our turn)
 610       let addTime = 0;
 611       if (move.color == this.game.mycolor)
 612       {
 613         if (this.drawOffer == "received") //I refuse draw
 614           this.drawOffer = "";
 615         if (this.game.moves.length >= 2) //after first move
 616         {
 617           const elapsed = Date.now() - this.game.initime[colorIdx];
 618           // elapsed time is measured in milliseconds
 619           addTime = this.game.increment - elapsed/1000;
 620         }
 621         const sendMove = Object.assign({},
 622           filtered_move,
 623           {
 624             addTime: addTime,
 625             cancelDrawOffer: this.drawOffer=="",
 626           });
 627         this.send("newmove", {data: sendMove});
 628         // (Add)Time indication: useful in case of lastate infos requested
 629         move.addTime = addTime;
 630       }
 631       else
 632         addTime = move.addTime; //supposed transmitted
 633       // Update current game object:
 634       this.game.moves.push(move);
 635       this.game.fen = move.fen;
 636       this.game.clocks[colorIdx] += addTime;
 637       // move.initime is set only when I receive a "lastate" move from opponent
 638       this.game.initime[nextIdx] = move.initime || Date.now();
 639       this.re_setClocks();
 640       // If repetition detected, consider that a draw offer was received:
 641       const fenObj = V.ParseFen(move.fen);
 642       let repIdx = fenObj.position + "_" + fenObj.turn;
 643       if (!!fenObj.flags)
 644         repIdx += "_" + fenObj.flags;
 645       this.repeat[repIdx] = (!!this.repeat[repIdx]
 646         ? this.repeat[repIdx]+1
 647         : 1);
 648       if (this.repeat[repIdx] >= 3)
 649         this.drawOffer = "threerep";
 650       else if (this.drawOffer == "threerep")
 651         this.drawOffer = "";
 652       // Since corr games are stored at only one location, update should be
 653       // done only by one player for each move:
 654       if (!!this.game.mycolor &&
 655         (this.game.type == "live" || move.color == this.game.mycolor))
 656       {
 657         let drawCode = "";
 658         switch (this.drawOffer)
 659         {
 660           case "threerep":
 661             drawCode = "t";
 662             break;
 663           case "sent":
 664             drawCode = this.game.mycolor;
 665             break;
 666           case "received":
 667             drawCode = this.vr.turn;
 668             break;
 669         }
 670         if (this.game.type == "corr")
 671         {
 672           GameStorage.update(this.gameRef.id,
 673           {
 674             fen: move.fen,
 675             move:
 676             {
 677               squares: filtered_move,
 678               played: Date.now(),
 679               idx: this.game.moves.length - 1,
 680             },
 681             drawOffer: drawCode || "n", //"n" for "None" to force reset (otherwise it's ignored)
 682           });
 683         }
 684         else //live
 685         {
 686           GameStorage.update(this.gameRef.id,
 687           {
 688             fen: move.fen,
 689             move: filtered_move,
 690             clocks: this.game.clocks,
 691             initime: this.game.initime,
 692             drawOffer: drawCode,
 693           });
 694         }
 695       }
 696     },
 697     resetChatColor: function() {
 698       // TODO: this is called twice, once on opening an once on closing
 699       document.getElementById("chatBtn").classList.remove("somethingnew");
 700     },
 701     processChat: function(chat) {
 702       this.send("newchat", {data:chat});
 703       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 704       if (this.game.type == "corr" && this.st.user.id > 0)
 705         GameStorage.update(this.gameRef.id, {chat: chat});
 706     },
 707     gameOver: function(score, scoreMsg) {
 708       this.game.score = score;
 709       this.game.scoreMsg = this.st.tr[(!!scoreMsg
 710         ? scoreMsg
 711         : getScoreMessage(score))];
 712       const myIdx = this.game.players.findIndex(p => {
 713         return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 714       });
 715       if (myIdx >= 0) //OK, I play in this game
 716       {
 717         GameStorage.update(this.gameRef.id,
 718           {score: score, scoreMsg: scoreMsg});
 719         // Notify the score to main Hall. TODO: only one player (currently double send)
 720         this.send("result", {gid:this.game.id, score:score});
 721       }
 722     },
 723   },
 724 };
 725 </script>
 726
 727 <style lang="sass" scoped>
 728 .connected
 729   background-color: lightgreen
 730
 731 #participants
 732   margin-left: 5px
 733
 734 .anonymous
 735   color: grey
 736   font-style: italic
 737
 738 #playersInfo > p
 739   margin: 0
 740
 741 @media screen and (min-width: 768px)
 742   #actions
 743     width: 300px
 744 @media screen and (max-width: 767px)
 745   .game
 746     width: 100%
 747
 748 #actions
 749   display: inline-block
 750   margin: 0
 751   button
 752     display: inline-block
 753     margin: 0
 754
 755 @media screen and (max-width: 767px)
 756   #aboveBoard
 757     text-align: center
 758 @media screen and (min-width: 768px)
 759   #aboveBoard
 760     margin-left: 30%
 761
 762 .variant-cadence
 763   padding-right: 10px
 764
 765 .variant-name
 766   font-weight: bold
 767   padding-right: 10px
 768
 769 .name
 770   font-size: 1.5rem
 771   padding: 1px
 772
 773 .time
 774   font-size: 2rem
 775   display: inline-block
 776   margin-left: 10px
 777
 778 .split-names
 779   display: inline-block
 780   margin: 0 15px
 781
 782 #chat
 783   padding-top: 20px
 784   max-width: 767px
 785   border: none;
 786
 787 #chatBtn
 788   margin: 0 10px 0 0
 789
 790 .draw-sent, .draw-sent:hover
 791   background-color: lightyellow
 792
 793 .draw-received, .draw-received:hover
 794   background-color: lightgreen
 795
 796 .draw-threerep, .draw-threerep:hover
 797   background-color: #e4d1fc
 798
 799 .somethingnew
 800   background-color: #c5fefe
 801 </style>