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-info {{ game.vname }}
  18       button#chatBtn(onClick="doClick('modalChat')") Chat
  19       #actions(v-if="game.score=='*'")
  20         button(@click="clickDraw()" :class="{['draw-' + drawOffer]: true}")
  21           | {{ st.tr["Draw"] }}
  22         button(v-if="!!game.mycolor" @click="abortGame()") {{ st.tr["Abort"] }}
  23         button(v-if="!!game.mycolor" @click="resign()") {{ st.tr["Resign"] }}
  24       #playersInfo
  25         p
  26           span.name(:class="{connected: isConnected(0)}")
  27             | {{ game.players[0].name || "@nonymous" }}
  28           span.time(v-if="game.score=='*'") {{ virtualClocks[0] }}
  29           span.split-names -
  30           span.name(:class="{connected: isConnected(1)}")
  31             | {{ game.players[1].name || "@nonymous" }}
  32           span.time(v-if="game.score=='*'") {{ virtualClocks[1] }}
  33   BaseGame(:game="game" :vr="vr" ref="basegame"
  34     @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     "$route": function(to, from) {
  84       this.gameRef.id = to.params["id"];
  85       this.gameRef.rid = to.query["rid"];
  86       this.loadGame();
  87     },
  88     "game.clocks": function(newState) {
  89       if (this.game.moves.length < 2 || this.game.score != "*")
  90       {
  91         // 1st move not completed yet, or game over: freeze time
  92         this.virtualClocks = newState.map(s => ppt(s));
  93         return;
  94       }
  95       const currentTurn = this.vr.turn;
  96       const colorIdx = ["w","b"].indexOf(currentTurn);
  97       let countdown = newState[colorIdx] -
  98         (Date.now() - this.game.initime[colorIdx])/1000;
  99       this.virtualClocks = [0,1].map(i => {
 100         const removeTime = i == colorIdx
 101           ? (Date.now() - this.game.initime[colorIdx])/1000
 102           : 0;
 103         return ppt(newState[i] - removeTime);
 104       });
 105       let clockUpdate = setInterval(() => {
 106         if (countdown < 0 || this.vr.turn != currentTurn || this.game.score != "*")
 107         {
 108           clearInterval(clockUpdate);
 109           if (countdown < 0)
 110             this.gameOver(this.vr.turn=="w" ? "0-1" : "1-0", this.st.tr["Time"]);
 111         }
 112         else
 113           this.$set(this.virtualClocks, colorIdx, ppt(Math.max(0, --countdown)));
 114       }, 1000);
 115     },
 116   },
 117   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 118   created: function() {
 119     // Always add myself to players' list
 120     const my = this.st.user;
 121     this.$set(this.people, my.sid, {id:my.id, name:my.name});
 122     this.gameRef.id = this.$route.params["id"];
 123     this.gameRef.rid = this.$route.query["rid"]; //may be undefined
 124     // Initialize connection
 125     this.connexionString = params.socketUrl +
 126       "/?sid=" + this.st.user.sid +
 127       "&tmpId=" + getRandString() +
 128       "&page=" + encodeURIComponent(this.$route.path);
 129     this.conn = new WebSocket(this.connexionString);
 130     this.conn.onmessage = this.socketMessageListener;
 131     this.conn.onclose = this.socketCloseListener;
 132     // Socket init required before loading remote game:
 133     const socketInit = (callback) => {
 134       if (!!this.conn && this.conn.readyState == 1) //1 == OPEN state
 135         callback();
 136       else //socket not ready yet (initial loading)
 137       {
 138         // NOTE: it's important to call callback without arguments,
 139         // otherwise first arg is Websocket object and loadGame fails.
 140         this.conn.onopen = () => { return callback() };
 141       }
 142     };
 143     if (!this.gameRef.rid) //game stored locally or on server
 144       this.loadGame(null, () => socketInit(this.roomInit));
 145     else //game stored remotely: need socket to retrieve it
 146     {
 147       // NOTE: the callback "roomInit" will be lost, so we don't provide it.
 148       // --> It will be given when receiving "fullgame" socket event.
 149       // A more general approach would be to store it somewhere.
 150       socketInit(this.loadGame);
 151     }
 152   },
 153   mounted: function() {
 154     document.getElementById("chatWrap").addEventListener(
 155       "click", processModalClick);
 156   },
 157   beforeDestroy: function() {
 158     this.send("disconnect");
 159   },
 160   methods: {
 161     roomInit: function() {
 162       // Notify the room only now that I connected, because
 163       // messages might be lost otherwise (if game loading is slow)
 164       this.send("connect");
 165       this.send("pollclients");
 166     },
 167     send: function(code, obj) {
 168       if (!!this.conn)
 169       {
 170         this.conn.send(JSON.stringify(
 171           Object.assign(
 172             {code: code},
 173             obj,
 174           )
 175         ));
 176       }
 177     },
 178     isConnected: function(index) {
 179       const player = this.game.players[index];
 180       // Is it me ?
 181       if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
 182         return true;
 183       // Try to find a match in people:
 184       return Object.keys(this.people).some(sid => sid == player.sid) ||
 185         Object.values(this.people).some(p => p.id == player.uid);
 186     },
 187     socketMessageListener: function(msg) {
 188       if (!this.conn)
 189         return;
 190       const data = JSON.parse(msg.data);
 191       switch (data.code)
 192       {
 193         case "pollclients":
 194           data.sockIds.forEach(sid => {
 195             this.$set(this.people, sid, {id:0, name:""});
 196             if (sid != this.st.user.sid)
 197             {
 198               this.send("askidentity", {target:sid});
 199               // Ask potentially missed last state, if opponent and I play
 200               if (!!this.game.mycolor
 201                 && this.game.type == "live" && this.game.score == "*"
 202                 && this.game.players.some(p => p.sid == sid))
 203               {
 204                 this.send("asklastate", {target:sid});
 205               }
 206             }
 207           });
 208           break;
 209         case "connect":
 210           if (!this.people[data.from])
 211             this.$set(this.people, data.from, {name:"", id:0});
 212           if (!this.people[data.from].name)
 213           {
 214             this.newConnect[data.from] = true; //for self multi-connects tests
 215             this.send("askidentity", {target:data.from});
 216           }
 217           break;
 218         case "disconnect":
 219           this.$delete(this.people, data.from);
 220           break;
 221         case "killed":
 222           // I logged in elsewhere:
 223           alert(this.st.tr["New connexion detected: tab now offline"]);
 224           // TODO: this fails. See https://github.com/websockets/ws/issues/489
 225           //this.conn.removeEventListener("message", this.socketMessageListener);
 226           //this.conn.removeEventListener("close", this.socketCloseListener);
 227           //this.conn.close();
 228           this.conn = null;
 229           break;
 230         case "askidentity":
 231         {
 232           // Request for identification (TODO: anonymous shouldn't need to reply)
 233           const me = {
 234             // Decompose to avoid revealing email
 235             name: this.st.user.name,
 236             sid: this.st.user.sid,
 237             id: this.st.user.id,
 238           };
 239           this.send("identity", {data:me, target:data.from});
 240           break;
 241         }
 242         case "identity":
 243         {
 244           const user = data.data;
 245           if (!!user.name) //otherwise anonymous
 246           {
 247             // If I multi-connect, kill current connexion if no mark (I'm older)
 248             if (this.newConnect[user.sid] && user.id > 0
 249               && user.id == this.st.user.id && user.sid != this.st.user.sid)
 250             {
 251               if (!this.killed[this.st.user.sid])
 252               {
 253                 this.send("killme", {sid:this.st.user.sid});
 254                 this.killed[this.st.user.sid] = true;
 255               }
 256             }
 257             if (user.sid != this.st.user.sid) //I already know my identity...
 258             {
 259               this.$set(this.people, user.sid,
 260                 {
 261                   id: user.id,
 262                   name: user.name,
 263                 });
 264             }
 265           }
 266           delete this.newConnect[user.sid];
 267           break;
 268         }
 269         case "askgame":
 270           // Send current (live) game if not asked by any of the players
 271           if (this.game.type == "live"
 272             && this.game.players.every(p => p.sid != data.from[0]))
 273           {
 274             const myGame = {
 275               id: this.game.id,
 276               fen: this.game.fen,
 277               players: this.game.players,
 278               vid: this.game.vid,
 279               cadence: this.game.cadence,
 280               score: this.game.score,
 281               rid: this.st.user.sid, //useful in Hall if I'm an observer
 282             };
 283             this.send("game", {data:myGame, target:data.from});
 284           }
 285           break;
 286         case "askfullgame":
 287           this.send("fullgame", {data:this.game, target:data.from});
 288           break;
 289         case "fullgame":
 290           // Callback "roomInit" to poll clients only after game is loaded
 291           this.loadGame(data.data, this.roomInit);
 292           break;
 293         case "asklastate":
 294           // Sending last state if I played a move or score != "*"
 295           if ((this.game.moves.length > 0 && this.vr.turn != this.game.mycolor)
 296               || this.game.score != "*" || this.drawOffer == "sent")
 297           {
 298             // Send our "last state" informations to opponent
 299             const L = this.game.moves.length;
 300             const myIdx = ["w","b"].indexOf(this.game.mycolor);
 301             const myLastate = {
 302               // NOTE: lastMove (when defined) includes addTime
 303               lastMove: (L>0 ? this.game.moves[L-1] : undefined),
 304               // Since we played a move (or abort or resign),
 305               // only drawOffer=="sent" is possible
 306               drawSent: this.drawOffer == "sent",
 307               score: this.game.score,
 308               movesCount: L,
 309               initime: this.game.initime[1-myIdx], //relevant only if I played
 310             };
 311             this.send("lastate", {data:myLastate, target:data.from});
 312           }
 313           break;
 314         case "lastate": //got opponent infos about last move
 315           this.lastate = data.data;
 316           if (this.game.rendered) //game is rendered (Board component)
 317             this.processLastate();
 318           //else: will be processed when game is ready
 319           break;
 320         case "newmove":
 321         {
 322           const move = data.data;
 323           if (!!move.cancelDrawOffer) //opponent refuses draw
 324           {
 325             this.drawOffer = "";
 326             // NOTE for corr games: drawOffer reset by player in turn
 327             if (this.game.type == "live" && !!this.game.mycolor)
 328               GameStorage.update(this.gameRef.id, {drawOffer: ""});
 329           }
 330           this.$set(this.game, "moveToPlay", move);
 331           break;
 332         }
 333         case "resign":
 334           this.gameOver(data.side=="b" ? "1-0" : "0-1", "Resign");
 335           break;
 336         case "abort":
 337           this.gameOver("?", "Abort");
 338           break;
 339         case "draw":
 340           this.gameOver("1/2", data.data);
 341           break;
 342         case "drawoffer":
 343           // NOTE: observers don't know who offered draw
 344           this.drawOffer = "received";
 345           break;
 346         case "newchat":
 347         {
 348           const chat = data.data;
 349           this.newChat = chat;
 350           if (!document.getElementById("modalChat").checked)
 351             document.getElementById("chatBtn").style.backgroundColor = "#c5fefe";
 352           break;
 353         }
 354       }
 355     },
 356     socketCloseListener: function() {
 357       this.conn = new WebSocket(this.connexionString);
 358       this.conn.addEventListener('message', this.socketMessageListener);
 359       this.conn.addEventListener('close', this.socketCloseListener);
 360     },
 361     // lastate was received, but maybe game wasn't ready yet:
 362     processLastate: function() {
 363       const data = this.lastate;
 364       this.lastate = undefined; //security...
 365       const L = this.game.moves.length;
 366       if (data.movesCount > L)
 367       {
 368         // Just got last move from him
 369         this.$set(this.game, "moveToPlay", Object.assign({initime: data.initime}, data.lastMove));
 370       }
 371       if (data.drawSent)
 372         this.drawOffer = "received";
 373       if (data.score != "*")
 374       {
 375         this.drawOffer = "";
 376         if (this.game.score == "*")
 377           this.gameOver(data.score);
 378       }
 379     },
 380     clickDraw: function() {
 381       if (!this.game.mycolor)
 382         return; //I'm just spectator
 383       if (["received","threerep"].includes(this.drawOffer))
 384       {
 385         if (!confirm(this.st.tr["Accept draw?"]))
 386           return;
 387         const message = (this.drawOffer == "received"
 388           ? "Mutual agreement"
 389           : "Three repetitions");
 390         this.send("draw", {data:message});
 391         this.gameOver("1/2", message);
 392       }
 393       else if (this.drawOffer == "") //no effect if drawOffer == "sent"
 394       {
 395         if (this.game.mycolor != this.vr.turn)
 396           return alert(this.st.tr["Draw offer only in your turn"]);
 397         if (!confirm(this.st.tr["Offer draw?"]))
 398           return;
 399         this.drawOffer = "sent";
 400         this.send("drawoffer");
 401         GameStorage.update(this.gameRef.id, {drawOffer: this.game.mycolor});
 402       }
 403     },
 404     abortGame: function() {
 405       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"]))
 406         return;
 407       this.gameOver("?", "Abort");
 408       this.send("abort");
 409     },
 410     resign: function(e) {
 411       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 412         return;
 413       this.send("resign", {data:this.game.mycolor});
 414       this.gameOver(this.game.mycolor=="w" ? "0-1" : "1-0", "Resign");
 415     },
 416     // 3 cases for loading a game:
 417     //  - from indexedDB (running or completed live game I play)
 418     //  - from server (one correspondance game I play[ed] or not)
 419     //  - from remote peer (one live game I don't play, finished or not)
 420     loadGame: function(game, callback) {
 421       const afterRetrieval = async (game) => {
 422         const vModule = await import("@/variants/" + game.vname + ".js");
 423         window.V = vModule.VariantRules;
 424         this.vr = new V(game.fen);
 425         const gtype = (game.cadence.indexOf('d') >= 0 ? "corr" : "live");
 426         const tc = extractTime(game.cadence);
 427         if (!game.chats)
 428           game.chats = []; //live games don't have chat history
 429         if (gtype == "corr")
 430         {
 431           if (game.players[0].color == "b")
 432           {
 433             // Adopt the same convention for live and corr games: [0] = white
 434             [ game.players[0], game.players[1] ] =
 435               [ game.players[1], game.players[0] ];
 436           }
 437           // corr game: needs to compute the clocks + initime
 438           // NOTE: clocks in seconds, initime in milliseconds
 439           game.clocks = [tc.mainTime, tc.mainTime];
 440           game.moves.sort((m1,m2) => m1.idx - m2.idx); //in case of
 441           if (game.score == "*") //otherwise no need to bother with time
 442           {
 443             game.initime = [0, 0];
 444             const L = game.moves.length;
 445             if (L >= 3)
 446             {
 447               let addTime = [0, 0];
 448               for (let i=2; i<L; i++)
 449               {
 450                 addTime[i%2] += tc.increment -
 451                   (game.moves[i].played - game.moves[i-1].played) / 1000;
 452               }
 453               for (let i=0; i<=1; i++)
 454                 game.clocks[i] += addTime[i];
 455             }
 456             if (L >= 1)
 457               game.initime[L%2] = game.moves[L-1].played;
 458           }
 459           // Now that we used idx and played, re-format moves as for live games
 460           game.moves = game.moves.map( (m) => {
 461             const s = m.squares;
 462             return {
 463               appear: s.appear,
 464               vanish: s.vanish,
 465               start: s.start,
 466               end: s.end,
 467             };
 468           });
 469           // Also sort chat messages (if any)
 470           game.chats.sort( (c1,c2) => { return c2.added - c1.added; });
 471         }
 472         const myIdx = game.players.findIndex(p => {
 473           return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 474         });
 475         if (gtype == "live" && game.clocks[0] < 0) //game unstarted
 476         {
 477           game.clocks = [tc.mainTime, tc.mainTime];
 478           if (game.score == "*")
 479           {
 480             game.initime[0] = Date.now();
 481             if (myIdx >= 0)
 482             {
 483               // I play in this live game; corr games don't have clocks+initime
 484               GameStorage.update(game.id,
 485               {
 486                 clocks: game.clocks,
 487                 initime: game.initime,
 488               });
 489             }
 490           }
 491         }
 492         if (!!game.drawOffer)
 493         {
 494           if (game.drawOffer == "t") //three repetitions
 495             this.drawOffer = "threerep";
 496           else
 497           {
 498             if (myIdx < 0)
 499               this.drawOffer = "received"; //by any of the players
 500             else
 501             {
 502               // I play in this game:
 503               if ((game.drawOffer == "w" && myIdx==0) || (game.drawOffer=="b" && myIdx==1))
 504                 this.drawOffer = "sent";
 505               else //all other cases
 506                 this.drawOffer = "received";
 507             }
 508           }
 509         }
 510         if (!!game.scoreMsg)
 511           game.scoreMsg = this.st.tr[game.scoreMsg]; //stored in english
 512         this.game = Object.assign({},
 513           game,
 514           // NOTE: assign mycolor here, since BaseGame could also be VS computer
 515           {
 516             type: gtype,
 517             increment: tc.increment,
 518             mycolor: [undefined,"w","b"][myIdx+1],
 519             // opponent sid not strictly required (or available), but easier
 520             // at least oppsid or oppid is available anyway:
 521             oppsid: (myIdx < 0 ? undefined : game.players[1-myIdx].sid),
 522             oppid: (myIdx < 0 ? undefined : game.players[1-myIdx].uid),
 523           }
 524         );
 525         this.$nextTick(() => {
 526           this.game.rendered = true;
 527           // Did lastate arrive before game was rendered?
 528           if (!!this.lastate)
 529             this.processLastate();
 530         });
 531         this.repeat = {}; //reset: scan past moves' FEN:
 532         let repIdx = 0;
 533         // NOTE: vr_tmp to obtain FEN strings is redundant with BaseGame
 534         let vr_tmp = new V(game.fenStart);
 535         game.moves.forEach(m => {
 536           vr_tmp.play(m);
 537           const fenObj = V.ParseFen( vr_tmp.getFen() );
 538           repIdx = fenObj.position + "_" + fenObj.turn;
 539           if (!!fenObj.flags)
 540             repIdx += "_" + fenObj.flags;
 541           this.repeat[repIdx] = (!!this.repeat[repIdx]
 542             ? this.repeat[repIdx]+1
 543             : 1);
 544         });
 545         if (this.repeat[repIdx] >= 3)
 546           this.drawOffer = "threerep";
 547         if (!!callback)
 548           callback();
 549       };
 550       if (!!game)
 551         return afterRetrieval(game);
 552       if (!!this.gameRef.rid)
 553       {
 554         // Remote live game: forgetting about callback func... (TODO: design)
 555         this.send("askfullgame", {target:this.gameRef.rid});
 556       }
 557       else
 558       {
 559         // Local or corr game
 560         GameStorage.get(this.gameRef.id, afterRetrieval);
 561       }
 562     },
 563     // Post-process a move (which was just played)
 564     processMove: function(move) {
 565       // Update storage (corr or live) if I play in the game
 566       const colorIdx = ["w","b"].indexOf(move.color);
 567       const nextIdx = ["w","b"].indexOf(this.vr.turn);
 568       // https://stackoverflow.com/a/38750895
 569       if (!!this.game.mycolor)
 570       {
 571         const allowed_fields = ["appear", "vanish", "start", "end"];
 572         // NOTE: 'var' to see this variable outside this block
 573         var filtered_move = Object.keys(move)
 574           .filter(key => allowed_fields.includes(key))
 575           .reduce((obj, key) => {
 576             obj[key] = move[key];
 577             return obj;
 578           }, {});
 579       }
 580       // Send move ("newmove" event) to people in the room (if our turn)
 581       let addTime = 0;
 582       if (move.color == this.game.mycolor)
 583       {
 584         if (this.drawOffer == "received") //I refuse draw
 585           this.drawOffer = "";
 586         if (this.game.moves.length >= 2) //after first move
 587         {
 588           const elapsed = Date.now() - this.game.initime[colorIdx];
 589           // elapsed time is measured in milliseconds
 590           addTime = this.game.increment - elapsed/1000;
 591         }
 592         const sendMove = Object.assign({},
 593           filtered_move,
 594           {
 595             addTime: addTime,
 596             cancelDrawOffer: this.drawOffer=="",
 597           });
 598         this.send("newmove", {data: sendMove});
 599         // (Add)Time indication: useful in case of lastate infos requested
 600         move.addTime = addTime;
 601       }
 602       else
 603         addTime = move.addTime; //supposed transmitted
 604       // Update current game object:
 605       this.game.moves.push(move);
 606       this.game.fen = move.fen;
 607       this.$set(this.game.clocks, colorIdx, this.game.clocks[colorIdx] + addTime);
 608       // move.initime is set only when I receive a "lastate" move from opponent
 609       this.game.initime[nextIdx] = move.initime || Date.now();
 610       // If repetition detected, consider that a draw offer was received:
 611       const fenObj = V.ParseFen(move.fen);
 612       let repIdx = fenObj.position + "_" + fenObj.turn;
 613       if (!!fenObj.flags)
 614         repIdx += "_" + fenObj.flags;
 615       this.repeat[repIdx] = (!!this.repeat[repIdx]
 616         ? this.repeat[repIdx]+1
 617         : 1);
 618       if (this.repeat[repIdx] >= 3)
 619         this.drawOffer = "threerep";
 620       else if (this.drawOffer == "threerep")
 621         this.drawOffer = "";
 622       // Since corr games are stored at only one location, update should be
 623       // done only by one player for each move:
 624       if (!!this.game.mycolor &&
 625         (this.game.type == "live" || move.color == this.game.mycolor))
 626       {
 627         let drawCode = "";
 628         switch (this.drawOffer)
 629         {
 630           case "threerep":
 631             drawCode = "t";
 632             break;
 633           case "sent":
 634             drawCode = this.game.mycolor;
 635             break;
 636           case "received":
 637             drawCode = this.vr.turn;
 638             break;
 639         }
 640         if (this.game.type == "corr")
 641         {
 642           GameStorage.update(this.gameRef.id,
 643           {
 644             fen: move.fen,
 645             move:
 646             {
 647               squares: filtered_move,
 648               played: Date.now(),
 649               idx: this.game.moves.length - 1,
 650             },
 651             drawOffer: drawCode || "n", //"n" for "None" to force reset (otherwise it's ignored)
 652           });
 653         }
 654         else //live
 655         {
 656           GameStorage.update(this.gameRef.id,
 657           {
 658             fen: move.fen,
 659             move: filtered_move,
 660             clocks: this.game.clocks,
 661             initime: this.game.initime,
 662             drawOffer: drawCode,
 663           });
 664         }
 665       }
 666     },
 667     resetChatColor: function() {
 668       // TODO: this is called twice, once on opening an once on closing
 669       document.getElementById("chatBtn").style.backgroundColor = "#e2e2e2";
 670     },
 671     processChat: function(chat) {
 672       this.send("newchat", {data:chat});
 673       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 674       if (this.game.type == "corr" && this.st.user.id > 0)
 675         GameStorage.update(this.gameRef.id, {chat: chat});
 676     },
 677     gameOver: function(score, scoreMsg) {
 678       this.game.score = score;
 679       this.game.scoreMsg = this.st.tr[(!!scoreMsg
 680         ? scoreMsg
 681         : getScoreMessage(score))];
 682       const myIdx = this.game.players.findIndex(p => {
 683         return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 684       });
 685       if (myIdx >= 0) //OK, I play in this game
 686       {
 687         GameStorage.update(this.gameRef.id,
 688           {score: score, scoreMsg: scoreMsg});
 689       }
 690     },
 691   },
 692 };
 693 </script>
 694
 695 <style lang="sass" scoped>
 696 .connected
 697   background-color: lightgreen
 698
 699 #participants
 700   margin-left: 5px
 701
 702 .anonymous
 703   color: grey
 704   font-style: italic
 705
 706 @media screen and (min-width: 768px)
 707   #actions
 708     width: 300px
 709 @media screen and (max-width: 767px)
 710   .game
 711     width: 100%
 712
 713 #actions
 714   display: inline-block
 715   margin-top: 10px
 716   button
 717     display: inline-block
 718     margin: 0
 719
 720 @media screen and (max-width: 767px)
 721   #aboveBoard
 722     text-align: center
 723 @media screen and (min-width: 768px)
 724   #aboveBoard
 725     margin-left: 30%
 726
 727 .variant-info
 728   font-weight: bold
 729   padding-right: 10px
 730
 731 .name
 732   font-size: 1.5rem
 733   padding: 1px
 734
 735 .time
 736   font-size: 2rem
 737   display: inline-block
 738   margin-left: 10px
 739
 740 .split-names
 741   display: inline-block
 742   margin: 0 15px
 743
 744 #chat
 745   padding-top: 20px
 746   max-width: 767px
 747   border: none;
 748
 749 #chatBtn
 750   margin: 0 10px 0 0
 751
 752 .draw-sent, .draw-sent:hover
 753   background-color: lightyellow
 754
 755 .draw-received, .draw-received:hover
 756   background-color: lightgreen
 757
 758 .draw-threerep, .draw-threerep:hover
 759   background-color: #e4d1fc
 760 </style>