client/src/views/Game.vue

   1 <template lang="pug">
   2 main
   3   input#modalChat.modal(
   4     type="checkbox"
   5     @click="resetChatColor()"
   6   )
   7   div#chatWrap(
   8     role="dialog"
   9     data-checkbox="modalChat"
  10   )
  11     #chat.card
  12       label.modal-close(for="modalChat")
  13       #participants
  14         span {{ Object.keys(people).length + " " + st.tr["participant(s):"] }}
  15         span(
  16           v-for="p in Object.values(people)"
  17           v-if="!!p.name"
  18         )
  19           | {{ p.name }}
  20         span.anonymous(v-if="Object.values(people).some(p => !p.name)")
  21           | + @nonymous
  22       Chat(
  23         :players="game.players"
  24         :pastChats="game.chats"
  25         :newChat="newChat"
  26         @mychat="processChat"
  27       )
  28   .row
  29     #aboveBoard.col-sm-12.col-md-9.col-md-offset-3.col-lg-10.col-lg-offset-2
  30       span.variant-cadence {{ game.cadence }}
  31       span.variant-name {{ game.vname }}
  32       button#chatBtn(onClick="window.doClick('modalChat')") Chat
  33       #actions(v-if="game.score=='*'")
  34         button(
  35           @click="clickDraw()"
  36           :class="{['draw-' + drawOffer]: true}"
  37         )
  38           | {{ st.tr["Draw"] }}
  39         button(
  40           v-if="!!game.mycolor"
  41           @click="abortGame()"
  42         )
  43           | {{ st.tr["Abort"] }}
  44         button(
  45           v-if="!!game.mycolor"
  46           @click="resign()"
  47         )
  48           | {{ st.tr["Resign"] }}
  49       #playersInfo
  50         p
  51           span.name(:class="{connected: isConnected(0)}")
  52             | {{ game.players[0].name || "@nonymous" }}
  53           span.time(v-if="game.score=='*'") {{ virtualClocks[0] }}
  54           span.split-names -
  55           span.name(:class="{connected: isConnected(1)}")
  56             | {{ game.players[1].name || "@nonymous" }}
  57           span.time(v-if="game.score=='*'") {{ virtualClocks[1] }}
  58   BaseGame(
  59     ref="basegame"
  60     :game="game"
  61     @newmove="processMove"
  62     @gameover="gameOver"
  63   )
  64 </template>
  65
  66 <script>
  67 import BaseGame from "@/components/BaseGame.vue";
  68 import Chat from "@/components/Chat.vue";
  69 import { store } from "@/store";
  70 import { GameStorage } from "@/utils/gameStorage";
  71 import { ppt } from "@/utils/datetime";
  72 import { extractTime } from "@/utils/timeControl";
  73 import { getRandString } from "@/utils/alea";
  74 import { processModalClick } from "@/utils/modalClick";
  75 import { getFullNotation } from "@/utils/notation";
  76 import { playMove, getFilteredMove } from "@/utils/playUndo";
  77 import { getScoreMessage } from "@/utils/scoring";
  78 import params from "@/parameters";
  79 export default {
  80   name: "my-game",
  81   components: {
  82     BaseGame,
  83     Chat
  84   },
  85   // gameRef: to find the game in (potentially remote) storage
  86   data: function() {
  87     return {
  88       st: store.state,
  89       gameRef: {
  90         //given in URL (rid = remote ID)
  91         id: "",
  92         rid: ""
  93       },
  94       game: {
  95         //passed to BaseGame
  96         players: [{ name: "" }, { name: "" }],
  97         chats: [],
  98         rendered: false
  99       },
 100       virtualClocks: [0, 0], //initialized with true game.clocks
 101       vr: null, //"variant rules" object initialized from FEN
 102       drawOffer: "",
 103       people: {}, //players + observers
 104       lastate: undefined, //used if opponent send lastate before game is ready
 105       repeat: {}, //detect position repetition
 106       newChat: "",
 107       conn: null,
 108       connexionString: "",
 109       // Related to (killing of) self multi-connects:
 110       newConnect: {},
 111       killed: {}
 112     };
 113   },
 114   watch: {
 115     $route: function(to) {
 116       this.gameRef.id = to.params["id"];
 117       this.gameRef.rid = to.query["rid"];
 118       this.loadGame();
 119     }
 120   },
 121   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 122   created: function() {
 123     // Always add myself to players' list
 124     const my = this.st.user;
 125     this.$set(this.people, my.sid, { id: my.id, name: my.name });
 126     this.gameRef.id = this.$route.params["id"];
 127     this.gameRef.rid = this.$route.query["rid"]; //may be undefined
 128     // Initialize connection
 129     this.connexionString =
 130       params.socketUrl +
 131       "/?sid=" +
 132       this.st.user.sid +
 133       "&tmpId=" +
 134       getRandString() +
 135       "&page=" +
 136       encodeURIComponent(this.$route.path);
 137     this.conn = new WebSocket(this.connexionString);
 138     this.conn.onmessage = this.socketMessageListener;
 139     this.conn.onclose = this.socketCloseListener;
 140     // Socket init required before loading remote game:
 141     const socketInit = callback => {
 142       if (!!this.conn && this.conn.readyState == 1)
 143         // 1 == OPEN state
 144         callback();
 145       else {
 146         // Socket not ready yet (initial loading)
 147         // NOTE: it's important to call callback without arguments,
 148         // otherwise first arg is Websocket object and loadGame fails.
 149         this.conn.onopen = () => {
 150           return callback();
 151         };
 152       }
 153     };
 154     if (!this.gameRef.rid)
 155       // Game stored locally or on server
 156       this.loadGame(null, () => socketInit(this.roomInit));
 157     else {
 158       // Game stored remotely: need socket to retrieve it
 159       // NOTE: the callback "roomInit" will be lost, so we don't provide it.
 160       // --> It will be given when receiving "fullgame" socket event.
 161       // A more general approach would be to store it somewhere.
 162       socketInit(this.loadGame);
 163     }
 164   },
 165   mounted: function() {
 166     document
 167       .getElementById("chatWrap")
 168       .addEventListener("click", processModalClick);
 169   },
 170   beforeDestroy: function() {
 171     this.send("disconnect");
 172   },
 173   methods: {
 174     roomInit: function() {
 175       // Notify the room only now that I connected, because
 176       // messages might be lost otherwise (if game loading is slow)
 177       this.send("connect");
 178       this.send("pollclients");
 179     },
 180     send: function(code, obj) {
 181       if (this.conn) {
 182         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 183       }
 184     },
 185     isConnected: function(index) {
 186       const player = this.game.players[index];
 187       // Is it me ?
 188       if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
 189         return true;
 190       // Try to find a match in people:
 191       return (
 192         Object.keys(this.people).some(sid => sid == player.sid) ||
 193         Object.values(this.people).some(p => p.id == player.uid)
 194       );
 195     },
 196     socketMessageListener: function(msg) {
 197       if (!this.conn) return;
 198       const data = JSON.parse(msg.data);
 199       switch (data.code) {
 200         case "pollclients":
 201           data.sockIds.forEach(sid => {
 202             this.$set(this.people, sid, { id: 0, name: "" });
 203             if (sid != this.st.user.sid) {
 204               this.send("askidentity", { target: sid });
 205               // Ask potentially missed last state, if opponent and I play
 206               if (
 207                 !!this.game.mycolor &&
 208                 this.game.type == "live" &&
 209                 this.game.score == "*" &&
 210                 this.game.players.some(p => p.sid == sid)
 211               ) {
 212                 this.send("asklastate", { target: sid });
 213               }
 214             }
 215           });
 216           break;
 217         case "connect":
 218           if (!this.people[data.from])
 219             this.$set(this.people, data.from, { name: "", id: 0 });
 220           if (!this.people[data.from].name) {
 221             this.newConnect[data.from] = true; //for self multi-connects tests
 222             this.send("askidentity", { target: data.from });
 223           }
 224           break;
 225         case "disconnect":
 226           this.$delete(this.people, data.from);
 227           break;
 228         case "killed":
 229           // I logged in elsewhere:
 230           alert(this.st.tr["New connexion detected: tab now offline"]);
 231           // TODO: this fails. See https://github.com/websockets/ws/issues/489
 232           //this.conn.removeEventListener("message", this.socketMessageListener);
 233           //this.conn.removeEventListener("close", this.socketCloseListener);
 234           //this.conn.close();
 235           this.conn = null;
 236           break;
 237         case "askidentity": {
 238           // Request for identification (TODO: anonymous shouldn't need to reply)
 239           const me = {
 240             // Decompose to avoid revealing email
 241             name: this.st.user.name,
 242             sid: this.st.user.sid,
 243             id: this.st.user.id
 244           };
 245           this.send("identity", { data: me, target: data.from });
 246           break;
 247         }
 248         case "identity": {
 249           const user = data.data;
 250           if (user.name) {
 251             // If I multi-connect, kill current connexion if no mark (I'm older)
 252             if (
 253               this.newConnect[user.sid] &&
 254               user.id > 0 &&
 255               user.id == this.st.user.id &&
 256               user.sid != this.st.user.sid
 257             ) {
 258               if (!this.killed[this.st.user.sid]) {
 259                 this.send("killme", { sid: this.st.user.sid });
 260                 this.killed[this.st.user.sid] = true;
 261               }
 262             }
 263             if (user.sid != this.st.user.sid) {
 264               //I already know my identity...
 265               this.$set(this.people, user.sid, {
 266                 id: user.id,
 267                 name: user.name
 268               });
 269             }
 270           }
 271           delete this.newConnect[user.sid];
 272           break;
 273         }
 274         case "askgame":
 275           // Send current (live) game if not asked by any of the players
 276           if (
 277             this.game.type == "live" &&
 278             this.game.players.every(p => p.sid != data.from[0])
 279           ) {
 280             const myGame = {
 281               id: this.game.id,
 282               fen: this.game.fen,
 283               players: this.game.players,
 284               vid: this.game.vid,
 285               cadence: this.game.cadence,
 286               score: this.game.score,
 287               rid: this.st.user.sid //useful in Hall if I'm an observer
 288             };
 289             this.send("game", { data: myGame, target: data.from });
 290           }
 291           break;
 292         case "askfullgame":
 293           this.send("fullgame", { data: this.game, target: data.from });
 294           break;
 295         case "fullgame":
 296           // Callback "roomInit" to poll clients only after game is loaded
 297           let game = data.data;
 298           // Move format isn't the same in storage and in browser,
 299           // because of the 'addTime' field.
 300           game.moves = game.moves.map(m => { return m.move || m; });
 301           this.loadGame(game, this.roomInit);
 302           break;
 303         case "asklastate":
 304           // Sending last state if I played a move or score != "*"
 305           if (
 306             (this.game.moves.length > 0 && this.vr.turn != this.game.mycolor) ||
 307             this.game.score != "*" ||
 308             this.drawOffer == "sent"
 309           ) {
 310             // Send our "last state" informations to opponent
 311             const L = this.game.moves.length;
 312             const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 313             const myLastate = {
 314               // NOTE: lastMove (when defined) includes addTime
 315               lastMove: L > 0 ? this.game.moves[L - 1] : undefined,
 316               // Since we played a move (or abort or resign),
 317               // only drawOffer=="sent" is possible
 318               drawSent: this.drawOffer == "sent",
 319               score: this.game.score,
 320               movesCount: L,
 321               initime: this.game.initime[1 - myIdx] //relevant only if I played
 322             };
 323             this.send("lastate", { data: myLastate, target: data.from });
 324           }
 325           break;
 326         case "lastate": //got opponent infos about last move
 327           this.lastate = data.data;
 328           if (this.game.rendered)
 329             // Game is rendered (Board component)
 330             this.processLastate();
 331           // Else: will be processed when game is ready
 332           break;
 333         case "newmove": {
 334           const move = data.data;
 335           if (move.cancelDrawOffer) {
 336             // Opponent refuses draw
 337             this.drawOffer = "";
 338             // NOTE for corr games: drawOffer reset by player in turn
 339             if (this.game.type == "live" && !!this.game.mycolor)
 340               GameStorage.update(this.gameRef.id, { drawOffer: "" });
 341           }
 342           this.$refs["basegame"].play(
 343             move.move,
 344             "received",
 345             null,
 346             {addTime:move.addTime});
 347           break;
 348         }
 349         case "resign":
 350           const score = data.side == "b" ? "1-0" : "0-1";
 351           const side = data.side == "w" ? "White" : "Black";
 352           this.gameOver(score, side + " surrender");
 353           break;
 354         case "abort":
 355           this.gameOver("?", "Stop");
 356           break;
 357         case "draw":
 358           this.gameOver("1/2", data.data);
 359           break;
 360         case "drawoffer":
 361           // NOTE: observers don't know who offered draw
 362           this.drawOffer = "received";
 363           break;
 364         case "newchat":
 365           this.newChat = data.data;
 366           if (!document.getElementById("modalChat").checked)
 367             document.getElementById("chatBtn").classList.add("somethingnew");
 368           break;
 369       }
 370     },
 371     socketCloseListener: function() {
 372       this.conn = new WebSocket(this.connexionString);
 373       this.conn.addEventListener("message", this.socketMessageListener);
 374       this.conn.addEventListener("close", this.socketCloseListener);
 375     },
 376     // lastate was received, but maybe game wasn't ready yet:
 377     processLastate: function() {
 378       const data = this.lastate;
 379       this.lastate = undefined; //security...
 380       const L = this.game.moves.length;
 381       if (data.movesCount > L) {
 382         // Just got last move from him
 383         this.$refs["basegame"].play(
 384           data.lastMove.move,
 385           "received",
 386           null,
 387           {addTime:data.lastMove.addTime, initime:data.initime});
 388       }
 389       if (data.drawSent) this.drawOffer = "received";
 390       if (data.score != "*") {
 391         this.drawOffer = "";
 392         if (this.game.score == "*") this.gameOver(data.score);
 393       }
 394     },
 395     clickDraw: function() {
 396       if (!this.game.mycolor) return; //I'm just spectator
 397       if (["received", "threerep"].includes(this.drawOffer)) {
 398         if (!confirm(this.st.tr["Accept draw?"])) return;
 399         const message =
 400           this.drawOffer == "received"
 401             ? "Mutual agreement"
 402             : "Three repetitions";
 403         this.send("draw", { data: message });
 404         this.gameOver("1/2", message);
 405       } else if (this.drawOffer == "") {
 406         // No effect if drawOffer == "sent"
 407         if (this.game.mycolor != this.vr.turn) {
 408           alert(this.st.tr["Draw offer only in your turn"]);
 409           return;
 410         }
 411         if (!confirm(this.st.tr["Offer draw?"])) return;
 412         this.drawOffer = "sent";
 413         this.send("drawoffer");
 414         GameStorage.update(this.gameRef.id, { drawOffer: this.game.mycolor });
 415       }
 416     },
 417     abortGame: function() {
 418       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"])) return;
 419       this.gameOver("?", "Stop");
 420       this.send("abort");
 421     },
 422     resign: function() {
 423       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 424         return;
 425       this.send("resign", { data: this.game.mycolor });
 426       const score = this.game.mycolor == "w" ? "0-1" : "1-0";
 427       const side = this.game.mycolor == "w" ? "White" : "Black";
 428       this.gameOver(score, side + " surrender");
 429     },
 430     // 3 cases for loading a game:
 431     //  - from indexedDB (running or completed live game I play)
 432     //  - from server (one correspondance game I play[ed] or not)
 433     //  - from remote peer (one live game I don't play, finished or not)
 434     loadGame: function(game, callback) {
 435       const afterRetrieval = async game => {
 436         const vModule = await import("@/variants/" + game.vname + ".js");
 437         window.V = vModule.VariantRules;
 438         this.vr = new V(game.fen);
 439         const gtype = game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 440         const tc = extractTime(game.cadence);
 441         const myIdx = game.players.findIndex(p => {
 442           return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 443         });
 444         const mycolor = [undefined, "w", "b"][myIdx + 1]; //undefined for observers
 445         if (!game.chats) game.chats = []; //live games don't have chat history
 446         if (gtype == "corr") {
 447           if (game.players[0].color == "b") {
 448             // Adopt the same convention for live and corr games: [0] = white
 449             [game.players[0], game.players[1]] = [
 450               game.players[1],
 451               game.players[0]
 452             ];
 453           }
 454           // corr game: need to compute the clocks + initime
 455           // NOTE: clocks in seconds, initime in milliseconds
 456           game.clocks = [tc.mainTime, tc.mainTime];
 457           game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
 458           const L = game.moves.length;
 459           if (game.score == "*") {
 460             // Set clocks + initime
 461             game.initime = [0, 0];
 462             if (L >= 3) {
 463               let addTime = [0, 0];
 464               for (let i = 2; i < L; i++) {
 465                 addTime[i % 2] +=
 466                   tc.increment -
 467                   (game.moves[i].played - game.moves[i - 1].played) / 1000;
 468               }
 469               for (let i = 0; i <= 1; i++) game.clocks[i] += addTime[i];
 470             }
 471             if (L >= 1) game.initime[L % 2] = game.moves[L - 1].played;
 472           }
 473           // Sort chat messages from newest to oldest
 474           game.chats.sort((c1, c2) => {
 475             return c2.added - c1.added;
 476           });
 477           if (myIdx >= 0 && game.score == "*" && game.chats.length > 0) {
 478             // Did a chat message arrive after my last move?
 479             let dtLastMove = 0;
 480             if (L == 1 && myIdx == 0)
 481               dtLastMove = game.moves[0].played;
 482             else if (L >= 2) {
 483               if (L % 2 == 0) {
 484                 // It's now white turn
 485                 dtLastMove = game.moves[L-1-(1-myIdx)].played;
 486               } else {
 487                 // Black turn:
 488                 dtLastMove = game.moves[L-1-myIdx].played;
 489               }
 490             }
 491             if (dtLastMove < game.chats[0].added)
 492               document.getElementById("chatBtn").classList.add("somethingnew");
 493           }
 494           // Now that we used idx and played, re-format moves as for live games
 495           game.moves = game.moves.map(m => m.squares);
 496         }
 497         if (gtype == "live" && game.clocks[0] < 0) {
 498           // Game is unstarted
 499           game.clocks = [tc.mainTime, tc.mainTime];
 500           if (game.score == "*") {
 501             game.initime[0] = Date.now();
 502             if (myIdx >= 0) {
 503               // I play in this live game; corr games don't have clocks+initime
 504               GameStorage.update(game.id, {
 505                 clocks: game.clocks,
 506                 initime: game.initime
 507               });
 508             }
 509           }
 510         }
 511         if (game.drawOffer) {
 512           if (game.drawOffer == "t")
 513             // Three repetitions
 514             this.drawOffer = "threerep";
 515           else {
 516             // Draw offered by any of the players:
 517             if (myIdx < 0) this.drawOffer = "received";
 518             else {
 519               // I play in this game:
 520               if (
 521                 (game.drawOffer == "w" && myIdx == 0) ||
 522                 (game.drawOffer == "b" && myIdx == 1)
 523               )
 524                 this.drawOffer = "sent";
 525               else this.drawOffer = "received";
 526             }
 527           }
 528         }
 529         this.repeat = {}; //reset: scan past moves' FEN:
 530         let repIdx = 0;
 531         let vr_tmp = new V(game.fenStart);
 532         let curTurn = "n";
 533         game.moves.forEach(m => {
 534           playMove(m, vr_tmp);
 535           const fenIdx = vr_tmp.getFen().replace(/ /g, "_");
 536           this.repeat[fenIdx] = this.repeat[fenIdx]
 537             ? this.repeat[fenIdx] + 1
 538             : 1;
 539         });
 540         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 541         this.game = Object.assign(
 542           // NOTE: assign mycolor here, since BaseGame could also be VS computer
 543           {
 544             type: gtype,
 545             increment: tc.increment,
 546             mycolor: mycolor,
 547             // opponent sid not strictly required (or available), but easier
 548             // at least oppsid or oppid is available anyway:
 549             oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
 550             oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].uid,
 551             movesCount: game.moves.length
 552           },
 553           game,
 554         );
 555         this.re_setClocks();
 556         this.$nextTick(() => {
 557           this.game.rendered = true;
 558           // Did lastate arrive before game was rendered?
 559           if (this.lastate) this.processLastate();
 560         });
 561         if (callback) callback();
 562       };
 563       if (game) {
 564         afterRetrieval(game);
 565         return;
 566       }
 567       if (this.gameRef.rid) {
 568         // Remote live game: forgetting about callback func... (TODO: design)
 569         this.send("askfullgame", { target: this.gameRef.rid });
 570       } else {
 571         // Local or corr game
 572         // NOTE: afterRetrieval() is never called if game not found
 573         GameStorage.get(this.gameRef.id, afterRetrieval);
 574       }
 575     },
 576     re_setClocks: function() {
 577       if (this.game.movesCount < 2 || this.game.score != "*") {
 578         // 1st move not completed yet, or game over: freeze time
 579         this.virtualClocks = this.game.clocks.map(s => ppt(s));
 580         return;
 581       }
 582       const currentTurn = this.vr.turn;
 583       const currentMovesCount = this.game.moves.length;
 584       const colorIdx = ["w", "b"].indexOf(currentTurn);
 585       let countdown =
 586         this.game.clocks[colorIdx] -
 587         (Date.now() - this.game.initime[colorIdx]) / 1000;
 588       this.virtualClocks = [0, 1].map(i => {
 589         const removeTime =
 590           i == colorIdx ? (Date.now() - this.game.initime[colorIdx]) / 1000 : 0;
 591         return ppt(this.game.clocks[i] - removeTime);
 592       });
 593       let clockUpdate = setInterval(() => {
 594         if (
 595           countdown < 0 ||
 596           this.game.moves.length > currentMovesCount ||
 597           this.game.score != "*"
 598         ) {
 599           clearInterval(clockUpdate);
 600           if (countdown < 0)
 601             this.gameOver(
 602               currentTurn == "w" ? "0-1" : "1-0",
 603               "Time"
 604             );
 605         } else
 606           this.$set(
 607             this.virtualClocks,
 608             colorIdx,
 609             ppt(Math.max(0, --countdown))
 610           );
 611       }, 1000);
 612     },
 613     // Post-process a (potentially partial) move (which was just played in BaseGame)
 614     processMove: function(move, data) {
 615       const moveCol = this.vr.turn;
 616       const doProcessMove = () => {
 617         const colorIdx = ["w", "b"].indexOf(moveCol);
 618         const nextIdx = 1 - colorIdx;
 619         if (this.game.mycolor) {
 620           // NOTE: 'var' to see that variable outside this block
 621           var filtered_move = getFilteredMove(move);
 622         }
 623         // Send move ("newmove" event) to people in the room (if our turn)
 624         let addTime = data ? data.addTime : 0;
 625         if (moveCol == this.game.mycolor) {
 626           if (this.drawOffer == "received")
 627             // I refuse draw
 628             this.drawOffer = "";
 629           if (this.game.movesCount >= 2) {
 630             const elapsed = Date.now() - this.game.initime[colorIdx];
 631             // elapsed time is measured in milliseconds
 632             addTime = this.game.increment - elapsed / 1000;
 633           }
 634           const sendMove = {
 635             move: filtered_move,
 636             addTime: addTime,
 637             cancelDrawOffer: this.drawOffer == ""
 638           };
 639           this.send("newmove", { data: sendMove });
 640         }
 641         // Update current game object (no need for moves stack):
 642         playMove(move, this.vr);
 643         this.game.movesCount++;
 644         // (add)Time indication: useful in case of lastate infos requested
 645         this.game.moves.push({move:move, addTime:addTime});
 646         this.game.fen = this.vr.getFen();
 647         this.game.clocks[colorIdx] += addTime;
 648         // data.initime is set only when I receive a "lastate" move from opponent
 649         this.game.initime[nextIdx] = (data && data.initime) ? data.initime : Date.now();
 650         this.re_setClocks();
 651         // If repetition detected, consider that a draw offer was received:
 652         const fenObj = V.ParseFen(this.game.fen);
 653         let repIdx = fenObj.position + "_" + fenObj.turn;
 654         if (fenObj.flags) repIdx += "_" + fenObj.flags;
 655         this.repeat[repIdx] = this.repeat[repIdx] ? this.repeat[repIdx] + 1 : 1;
 656         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 657         else if (this.drawOffer == "threerep") this.drawOffer = "";
 658         // Since corr games are stored at only one location, update should be
 659         // done only by one player for each move:
 660         if (
 661           this.game.mycolor &&
 662           (this.game.type == "live" || moveCol == this.game.mycolor)
 663         ) {
 664           let drawCode = "";
 665           switch (this.drawOffer) {
 666             case "threerep":
 667               drawCode = "t";
 668               break;
 669             case "sent":
 670               drawCode = this.game.mycolor;
 671               break;
 672             case "received":
 673               drawCode = V.GetOppCol(this.game.mycolor);
 674               break;
 675           }
 676           if (this.game.type == "corr") {
 677             GameStorage.update(this.gameRef.id, {
 678               fen: this.game.fen,
 679               move: {
 680                 squares: filtered_move,
 681                 played: Date.now(),
 682                 idx: this.game.moves.length - 1
 683               },
 684               // Code "n" for "None" to force reset (otherwise it's ignored)
 685               drawOffer: drawCode || "n"
 686             });
 687           }
 688           else {
 689             // Live game:
 690             GameStorage.update(this.gameRef.id, {
 691               fen: this.game.fen,
 692               move: filtered_move,
 693               clocks: this.game.clocks,
 694               initime: this.game.initime,
 695               drawOffer: drawCode
 696             });
 697           }
 698         }
 699       };
 700       if (this.game.type == "corr" && moveCol == this.game.mycolor) {
 701         setTimeout(() => {
 702           if (
 703             !confirm(
 704               this.st.tr["Move played:"] +
 705                 " " +
 706                 getFullNotation(move) +
 707                 "\n" +
 708                 this.st.tr["Are you sure?"]
 709             )
 710           ) {
 711             this.$refs["basegame"].cancelLastMove();
 712             return;
 713           }
 714           doProcessMove();
 715         // Let small time to finish drawing current move attempt:
 716         }, 500);
 717       }
 718       else doProcessMove();
 719     },
 720     resetChatColor: function() {
 721       // TODO: this is called twice, once on opening an once on closing
 722       document.getElementById("chatBtn").classList.remove("somethingnew");
 723     },
 724     processChat: function(chat) {
 725       this.send("newchat", { data: chat });
 726       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 727       if (this.game.type == "corr" && this.st.user.id > 0)
 728         GameStorage.update(this.gameRef.id, { chat: chat });
 729     },
 730     gameOver: function(score, scoreMsg) {
 731       this.game.score = score;
 732       this.$set(this.game, "scoreMsg", scoreMsg || getScoreMessage(score));
 733       const myIdx = this.game.players.findIndex(p => {
 734         return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 735       });
 736       if (myIdx >= 0) {
 737         // OK, I play in this game
 738         GameStorage.update(this.gameRef.id, {
 739           score: score,
 740           scoreMsg: scoreMsg
 741         });
 742         // Notify the score to main Hall. TODO: only one player (currently double send)
 743         this.send("result", { gid: this.game.id, score: score });
 744       }
 745     }
 746   }
 747 };
 748 </script>
 749
 750 <style lang="sass" scoped>
 751 .connected
 752   background-color: lightgreen
 753
 754 #participants
 755   margin-left: 5px
 756
 757 .anonymous
 758   color: grey
 759   font-style: italic
 760
 761 #playersInfo > p
 762   margin: 0
 763
 764 @media screen and (min-width: 768px)
 765   #actions
 766     width: 300px
 767 @media screen and (max-width: 767px)
 768   .game
 769     width: 100%
 770
 771 #actions
 772   display: inline-block
 773   margin: 0
 774   button
 775     display: inline-block
 776     margin: 0
 777
 778 @media screen and (max-width: 767px)
 779   #aboveBoard
 780     text-align: center
 781 @media screen and (min-width: 768px)
 782   #aboveBoard
 783     margin-left: 30%
 784
 785 .variant-cadence
 786   padding-right: 10px
 787
 788 .variant-name
 789   font-weight: bold
 790   padding-right: 10px
 791
 792 .name
 793   font-size: 1.5rem
 794   padding: 1px
 795
 796 .time
 797   font-size: 2rem
 798   display: inline-block
 799   margin-left: 10px
 800
 801 .split-names
 802   display: inline-block
 803   margin: 0 15px
 804
 805 #chat
 806   padding-top: 20px
 807   max-width: 767px
 808   border: none;
 809
 810 #chatBtn
 811   margin: 0 10px 0 0
 812
 813 .draw-sent, .draw-sent:hover
 814   background-color: lightyellow
 815
 816 .draw-received, .draw-received:hover
 817   background-color: lightgreen
 818
 819 .draw-threerep, .draw-threerep:hover
 820   background-color: #e4d1fc
 821
 822 .somethingnew
 823   background-color: #c5fefe
 824 </style>