client/src/views/Game.vue

   1 <template lang="pug">
   2 main
   3   input#modalInfo.modal(type="checkbox")
   4   div#infoDiv(
   5     role="dialog"
   6     data-checkbox="modalInfo"
   7   )
   8     .card.text-center
   9       label.modal-close(for="modalInfo")
  10       a(
  11         :href="'#/game/' + rematchId"
  12         onClick="document.getElementById('modalInfo').checked=false"
  13       )
  14         | {{ st.tr["Rematch in progress"] }}
  15   input#modalChat.modal(
  16     type="checkbox"
  17     @click="toggleChat()"
  18   )
  19   div#chatWrap(
  20     role="dialog"
  21     data-checkbox="modalChat"
  22   )
  23     .card
  24       label.modal-close(for="modalChat")
  25       #participants
  26         span {{ st.tr["Participant(s):"] }}
  27         span(
  28           v-for="p in Object.values(people)"
  29           v-if="participateInChat(p)"
  30         )
  31           | {{ p.name }}
  32         span.anonymous(v-if="someAnonymousPresent()") + @nonymous
  33       Chat(
  34         ref="chatcomp"
  35         :players="game.players"
  36         :pastChats="game.chats"
  37         @mychat="processChat"
  38         @chatcleared="clearChat"
  39       )
  40   input#modalConfirm.modal(type="checkbox")
  41   div#confirmDiv(role="dialog")
  42     .card
  43       .diagram(
  44         v-if="!!vr && ['all','byrow'].includes(vr.showMoves)"
  45         v-html="curDiag"
  46       )
  47       p.text-center(v-else)
  48         span {{ st.tr["Move played:"] + " " }}
  49         span.bold {{ moveNotation }}
  50         br
  51         span {{ st.tr["Are you sure?"] }}
  52       .button-group#buttonsConfirm
  53         // onClick for acceptBtn: set dynamically
  54         button.acceptBtn
  55           span {{ st.tr["Validate"] }}
  56         button.refuseBtn(@click="cancelMove()")
  57           span {{ st.tr["Cancel"] }}
  58   .row
  59     #aboveBoard.col-sm-12.col-md-9.col-md-offset-3.col-lg-10.col-lg-offset-2
  60       span.variant-cadence {{ game.cadence }}
  61       span.variant-name {{ game.vname }}
  62       span#nextGame(
  63         v-if="nextIds.length > 0"
  64         @click="showNextGame()"
  65       )
  66         | {{ st.tr["Next_g"] }}
  67       button#chatBtn.tooltip(
  68         onClick="window.doClick('modalChat')"
  69         aria-label="Chat"
  70       )
  71         img(src="/images/icons/chat.svg")
  72       #actions(v-if="game.score=='*'")
  73         button.tooltip(
  74           @click="clickDraw()"
  75           :class="{['draw-' + drawOffer]: true}"
  76           :aria-label="st.tr['Draw']"
  77         )
  78           img(src="/images/icons/draw.svg")
  79         button.tooltip(
  80           v-if="!!game.mycolor"
  81           @click="abortGame()"
  82           :aria-label="st.tr['Abort']"
  83         )
  84           img(src="/images/icons/abort.svg")
  85         button.tooltip(
  86           v-if="!!game.mycolor"
  87           @click="resign()"
  88           :aria-label="st.tr['Resign']"
  89         )
  90           img(src="/images/icons/resign.svg")
  91       button.tooltip(
  92         v-else
  93         @click="clickRematch()"
  94         :class="{['rematch-' + rematchOffer]: true}"
  95         :aria-label="st.tr['Rematch']"
  96       )
  97         img(src="/images/icons/rematch.svg")
  98       #playersInfo
  99         p
 100           span.name(:class="{connected: isConnected(0)}")
 101             | {{ game.players[0].name || "@nonymous" }}
 102           span.time(
 103             v-if="game.score=='*'"
 104             :class="{yourturn: !!vr && vr.turn == 'w'}"
 105           )
 106             span.time-left {{ virtualClocks[0][0] }}
 107             span.time-separator(v-if="!!virtualClocks[0][1]") :
 108             span.time-right(v-if="!!virtualClocks[0][1]")
 109               | {{ virtualClocks[0][1] }}
 110           span.split-names -
 111           span.name(:class="{connected: isConnected(1)}")
 112             | {{ game.players[1].name || "@nonymous" }}
 113           span.time(
 114             v-if="game.score=='*'"
 115             :class="{yourturn: !!vr && vr.turn == 'b'}"
 116           )
 117             span.time-left {{ virtualClocks[1][0] }}
 118             span.time-separator(v-if="!!virtualClocks[1][1]") :
 119             span.time-right(v-if="!!virtualClocks[1][1]")
 120               | {{ virtualClocks[1][1] }}
 121   BaseGame(
 122     ref="basegame"
 123     :game="game"
 124     @newmove="processMove"
 125   )
 126 </template>
 127
 128 <script>
 129 import BaseGame from "@/components/BaseGame.vue";
 130 import Chat from "@/components/Chat.vue";
 131 import { store } from "@/store";
 132 import { GameStorage } from "@/utils/gameStorage";
 133 import { ppt } from "@/utils/datetime";
 134 import { ajax } from "@/utils/ajax";
 135 import { extractTime } from "@/utils/timeControl";
 136 import { getRandString } from "@/utils/alea";
 137 import { getScoreMessage } from "@/utils/scoring";
 138 import { getFullNotation } from "@/utils/notation";
 139 import { getDiagram } from "@/utils/printDiagram";
 140 import { processModalClick } from "@/utils/modalClick";
 141 import { playMove, getFilteredMove } from "@/utils/playUndo";
 142 import { ArrayFun } from "@/utils/array";
 143 import params from "@/parameters";
 144 export default {
 145   name: "my-game",
 146   components: {
 147     BaseGame,
 148     Chat
 149   },
 150   data: function() {
 151     return {
 152       st: store.state,
 153       // gameRef can point to a corr game, local game or remote live game
 154       gameRef: "",
 155       nextIds: [],
 156       game: {}, //passed to BaseGame
 157       // virtualClocks will be initialized from true game.clocks
 158       virtualClocks: [],
 159       vr: null, //"variant rules" object initialized from FEN
 160       drawOffer: "",
 161       rematchId: "",
 162       rematchOffer: "",
 163       lastateAsked: false,
 164       people: {}, //players + observers
 165       lastate: undefined, //used if opponent send lastate before game is ready
 166       repeat: {}, //detect position repetition
 167       curDiag: "", //for corr moves confirmation
 168       conn: null,
 169       roomInitialized: false,
 170       // If newmove has wrong index: ask fullgame again:
 171       askGameTime: 0,
 172       gameIsLoading: false,
 173       // If asklastate got no reply, ask again:
 174       gotLastate: false,
 175       gotMoveIdx: -1, //last move index received
 176       // If newmove got no pingback, send again:
 177       opponentGotMove: false,
 178       connexionString: "",
 179       socketCloseListener: 0,
 180       // Incomplete info games: show move played
 181       moveNotation: "",
 182       // Intervals from setInterval():
 183       askLastate: null,
 184       retrySendmove: null,
 185       clockUpdate: null,
 186       // Related to (killing of) self multi-connects:
 187       newConnect: {},
 188       killed: {}
 189     };
 190   },
 191   watch: {
 192     $route: function(to, from) {
 193       if (to.path.length < 6 || to.path.substr(0, 6) != "/game/")
 194         // Page change
 195         this.cleanBeforeDestroy();
 196       else if (from.params["id"] != to.params["id"]) {
 197         // Change everything:
 198         this.cleanBeforeDestroy();
 199         let boardDiv = document.querySelector(".game");
 200         if (!!boardDiv)
 201           // In case of incomplete information variant:
 202           boardDiv.style.visibility = "hidden";
 203         this.atCreation();
 204       } else
 205         // Same game ID
 206         this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 207     }
 208   },
 209   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 210   created: function() {
 211     this.atCreation();
 212   },
 213   mounted: function() {
 214     ["chatWrap", "infoDiv"].forEach(eltName => {
 215       document.getElementById(eltName)
 216         .addEventListener("click", processModalClick);
 217     });
 218     if ("ontouchstart" in window) {
 219       // Disable tooltips on smartphones:
 220       document.querySelectorAll("#aboveBoard .tooltip").forEach(elt => {
 221         elt.classList.remove("tooltip");
 222       });
 223     }
 224   },
 225   beforeDestroy: function() {
 226     this.cleanBeforeDestroy();
 227   },
 228   methods: {
 229     cleanBeforeDestroy: function() {
 230       clearInterval(this.socketCloseListener);
 231       document.removeEventListener('visibilitychange', this.visibilityChange);
 232       if (!!this.askLastate) clearInterval(this.askLastate);
 233       if (!!this.retrySendmove) clearInterval(this.retrySendmove);
 234       if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 235       this.conn.removeEventListener("message", this.socketMessageListener);
 236       this.send("disconnect");
 237       this.conn = null;
 238     },
 239     visibilityChange: function() {
 240       // TODO: Use document.hidden? https://webplatform.news/issues/2019-03-27
 241       this.send(
 242         document.visibilityState == "visible"
 243           ? "getfocus"
 244           : "losefocus"
 245       );
 246     },
 247     participateInChat: function(p) {
 248       return Object.keys(p.tmpIds).some(x => p.tmpIds[x].focus) && !!p.name;
 249     },
 250     someAnonymousPresent: function() {
 251       return (
 252         Object.values(this.people).some(p =>
 253           !p.name && Object.keys(p.tmpIds).some(x => p.tmpIds[x].focus)
 254         )
 255       );
 256     },
 257     atCreation: function() {
 258       document.addEventListener('visibilitychange', this.visibilityChange);
 259       // 0] (Re)Set variables
 260       this.gameRef = this.$route.params["id"];
 261       // next = next corr games IDs to navigate faster (if applicable)
 262       this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 263       // Always add myself to players' list
 264       const my = this.st.user;
 265       const tmpId = getRandString();
 266       this.$set(
 267         this.people,
 268         my.sid,
 269         {
 270           id: my.id,
 271           name: my.name,
 272           tmpIds: {
 273             tmpId: { focus: true }
 274           }
 275         }
 276       );
 277       this.game = {
 278         players: [{ name: "" }, { name: "" }],
 279         chats: [],
 280         rendered: false
 281       };
 282       let chatComp = this.$refs["chatcomp"];
 283       if (!!chatComp) chatComp.chats = [];
 284       this.virtualClocks = [[0,0], [0,0]];
 285       this.vr = null;
 286       this.drawOffer = "";
 287       this.lastateAsked = false;
 288       this.rematchOffer = "";
 289       this.lastate = undefined;
 290       this.roomInitialized = false;
 291       this.askGameTime = 0;
 292       this.gameIsLoading = false;
 293       this.gotLastate = false;
 294       this.gotMoveIdx = -1;
 295       this.opponentGotMove = false;
 296       this.askLastate = null;
 297       this.retrySendmove = null;
 298       this.clockUpdate = null;
 299       this.newConnect = {};
 300       this.killed = {};
 301       // 1] Initialize connection
 302       this.connexionString =
 303         params.socketUrl +
 304         "/?sid=" + this.st.user.sid +
 305         "&id=" + this.st.user.id +
 306         "&tmpId=" + tmpId +
 307         "&page=" +
 308         // Discard potential "/?next=[...]" for page indication:
 309         encodeURIComponent(this.$route.path.match(/\/game\/[a-zA-Z0-9]+/)[0]);
 310       this.conn = new WebSocket(this.connexionString);
 311       this.conn.addEventListener("message", this.socketMessageListener);
 312       this.socketCloseListener = setInterval(
 313         () => {
 314           if (this.conn.readyState == 3) {
 315             this.conn.removeEventListener("message", this.socketMessageListener);
 316             this.conn = new WebSocket(this.connexionString);
 317             this.conn.addEventListener("message", this.socketMessageListener);
 318           }
 319         },
 320         1000
 321       );
 322       // Socket init required before loading remote game:
 323       const socketInit = callback => {
 324         if (this.conn.readyState == 1)
 325           // 1 == OPEN state
 326           callback();
 327         else
 328           // Socket not ready yet (initial loading)
 329           // NOTE: first arg is Websocket object, unused here:
 330           this.conn.onopen = () => callback();
 331       };
 332       this.fetchGame((game) => {
 333         if (!!game)
 334           this.loadVariantThenGame(game, () => socketInit(this.roomInit));
 335         else
 336           // Live game stored remotely: need socket to retrieve it
 337           // NOTE: the callback "roomInit" will be lost, so we don't provide it.
 338           // --> It will be given when receiving "fullgame" socket event.
 339           socketInit(() => { this.send("askfullgame"); });
 340       });
 341     },
 342     roomInit: function() {
 343       if (!this.roomInitialized) {
 344         // Notify the room only now that I connected, because
 345         // messages might be lost otherwise (if game loading is slow)
 346         this.send("connect");
 347         this.send("pollclients");
 348         // We may ask fullgame several times if some moves are lost,
 349         // but room should be init only once:
 350         this.roomInitialized = true;
 351       }
 352     },
 353     send: function(code, obj) {
 354       if (!!this.conn)
 355         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 356     },
 357     isConnected: function(index) {
 358       const player = this.game.players[index];
 359       // Is it me ? In this case no need to bother with focus
 360       if (this.st.user.sid == player.sid || this.st.user.id == player.id)
 361         // Still have to check for name (because of potential multi-accounts
 362         // on same browser, although this should be rare...)
 363         return (!this.st.user.name || this.st.user.name == player.name);
 364       // Try to find a match in people:
 365       return (
 366         (
 367           !!player.sid &&
 368           Object.keys(this.people).some(sid => {
 369             return (
 370               sid == player.sid &&
 371               Object.values(this.people[sid].tmpIds).some(v => v.focus)
 372             );
 373           })
 374         )
 375         ||
 376         (
 377           !!player.id &&
 378           Object.values(this.people).some(p => {
 379             return (
 380               p.id == player.id &&
 381               Object.values(p.tmpIds).some(v => v.focus)
 382             );
 383           })
 384         )
 385       );
 386     },
 387     getOppsid: function() {
 388       let oppsid = this.game.oppsid;
 389       if (!oppsid) {
 390         oppsid = Object.keys(this.people).find(
 391           sid => this.people[sid].id == this.game.oppid
 392         );
 393       }
 394       // oppsid is useful only if opponent is online:
 395       if (!!oppsid && !!this.people[oppsid]) return oppsid;
 396       return null;
 397     },
 398     toggleChat: function() {
 399       if (document.getElementById("modalChat").checked)
 400         // Entering chat
 401         document.getElementById("inputChat").focus();
 402       // TODO: next line is only required when exiting chat,
 403       // but the event for now isn't well detected.
 404       document.getElementById("chatBtn").classList.remove("somethingnew");
 405     },
 406     processChat: function(chat) {
 407       this.send("newchat", { data: chat });
 408       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 409       if (this.game.type == "corr" && this.st.user.id > 0)
 410         this.updateCorrGame({ chat: chat });
 411     },
 412     clearChat: function() {
 413       // Nothing more to do if game is live (chats not recorded)
 414       if (this.game.type == "corr") {
 415         if (!!this.game.mycolor) {
 416           ajax(
 417             "/chats",
 418             "DELETE",
 419             { data: { gid: this.game.id } }
 420           );
 421         }
 422         this.$set(this.game, "chats", []);
 423       }
 424     },
 425     getGameType: function(game) {
 426       return game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 427     },
 428     // Notify something after a new move (to opponent and me on MyGames page)
 429     notifyMyGames: function(thing, data) {
 430       this.send(
 431         "notify" + thing,
 432         {
 433           data: data,
 434           targets: this.game.players.map(p => {
 435             return { sid: p.sid, id: p.id };
 436           })
 437         }
 438       );
 439     },
 440     showNextGame: function() {
 441       // Did I play in current game? If not, add it to nextIds list
 442       if (this.game.score == "*" && this.vr.turn == this.game.mycolor)
 443         this.nextIds.unshift(this.game.id);
 444       const nextGid = this.nextIds.pop();
 445       this.$router.push(
 446         "/game/" + nextGid + "/?next=" + JSON.stringify(this.nextIds));
 447     },
 448     askGameAgain: function() {
 449       this.gameIsLoading = true;
 450       const currentUrl = document.location.href;
 451       const doAskGame = () => {
 452         if (document.location.href != currentUrl) return; //page change
 453         this.fetchGame((game) => {
 454           if (!!game)
 455             // This is my game: just reload.
 456             this.loadGame(game);
 457           else
 458             // Just ask fullgame again (once!), this is much simpler.
 459             // If this fails, the user could just reload page :/
 460             this.send("askfullgame");
 461         });
 462       };
 463       // Delay of at least 2s between two game requests
 464       const now = Date.now();
 465       const delay = Math.max(2000 - (now - this.askGameTime), 0);
 466       this.askGameTime = now;
 467       setTimeout(doAskGame, delay);
 468     },
 469     socketMessageListener: function(msg) {
 470       if (!this.conn) return;
 471       const data = JSON.parse(msg.data);
 472       switch (data.code) {
 473         case "pollclients":
 474           // TODO: shuffling and random filtering on server,
 475           // if the room is really crowded.
 476           Object.keys(data.sockIds).forEach(sid => {
 477             if (sid != this.st.user.sid) {
 478               this.send("askidentity", { target: sid });
 479               this.people[sid] = { tmpIds: data.sockIds[sid] };
 480             } else {
 481               // Complete my tmpIds:
 482               Object.assign(this.people[sid].tmpIds, data.sockIds[sid]);
 483             }
 484           });
 485           break;
 486         case "connect":
 487           if (!this.people[data.from[0]]) {
 488             // focus depends on the tmpId (e.g. tab)
 489             this.$set(
 490               this.people,
 491               data.from[0],
 492               {
 493                 tmpIds: {
 494                   [data.from[1]]: { focus: true }
 495                 }
 496               }
 497             );
 498             this.newConnect[data.from] = true; //for self multi-connects tests
 499             this.send("askidentity", { target: data.from[0] });
 500           } else {
 501             this.people[data.from[0]].tmpIds[data.from[1]] = { focus: true };
 502             this.$forceUpdate(); //TODO: shouldn't be required
 503           }
 504           break;
 505         case "disconnect":
 506           if (!this.people[data.from[0]]) return;
 507           delete this.people[data.from[0]].tmpIds[data.from[1]];
 508           if (Object.keys(this.people[data.from[0]].tmpIds).length == 0)
 509             this.$delete(this.people, data.from[0]);
 510           else this.$forceUpdate(); //TODO: shouldn't be required
 511           break;
 512         case "getfocus": {
 513           let player = this.people[data.from[0]];
 514           if (!!player) {
 515             player.tmpIds[data.from[1]].focus = true;
 516             this.$forceUpdate(); //TODO: shouldn't be required
 517           }
 518           break;
 519         }
 520         case "losefocus": {
 521           let player = this.people[data.from[0]];
 522           if (!!player) {
 523             player.tmpIds[data.from[1]].focus = false;
 524             this.$forceUpdate(); //TODO: shouldn't be required
 525           }
 526           break;
 527         }
 528         case "killed":
 529           // I logged in elsewhere:
 530           this.conn.removeEventListener("message", this.socketMessageListener);
 531           this.conn.removeEventListener("close", this.socketCloseListener);
 532           this.conn = null;
 533           alert(this.st.tr["New connexion detected: tab now offline"]);
 534           break;
 535         case "askidentity": {
 536           // Request for identification
 537           const me = {
 538             // Decompose to avoid revealing email
 539             name: this.st.user.name,
 540             sid: this.st.user.sid,
 541             id: this.st.user.id
 542           };
 543           this.send("identity", { data: me, target: data.from });
 544           break;
 545         }
 546         case "identity": {
 547           const user = data.data;
 548           let player = this.people[user.sid];
 549           // player.tmpIds is already set
 550           player.name = user.name;
 551           player.id = user.id;
 552           this.$forceUpdate(); //TODO: shouldn't be required
 553           // If I multi-connect, kill current connexion if no mark (I'm older)
 554           if (this.newConnect[user.sid]) {
 555             if (
 556               user.id > 0 &&
 557               user.id == this.st.user.id &&
 558               user.sid != this.st.user.sid &&
 559               !this.killed[this.st.user.sid]
 560             ) {
 561                 this.send("killme", { sid: this.st.user.sid });
 562                 this.killed[this.st.user.sid] = true;
 563             }
 564             delete this.newConnect[user.sid];
 565           }
 566           if (!this.killed[this.st.user.sid]) {
 567             // Ask potentially missed last state, if opponent and I play
 568             if (
 569               !this.gotLastate &&
 570               !!this.game.mycolor &&
 571               this.game.type == "live" &&
 572               this.game.score == "*" &&
 573               this.game.players.some(p => p.sid == user.sid)
 574             ) {
 575               this.send("asklastate", { target: user.sid });
 576               let counter = 1;
 577               this.askLastate = setInterval(
 578                 () => {
 579                   // Ask at most 3 times:
 580                   // if no reply after that there should be a network issue.
 581                   if (
 582                     counter < 3 &&
 583                     !this.gotLastate &&
 584                     !!this.people[user.sid]
 585                   ) {
 586                     this.send("asklastate", { target: user.sid });
 587                     counter++;
 588                   } else {
 589                     clearInterval(this.askLastate);
 590                   }
 591                 },
 592                 1500
 593               );
 594             }
 595           }
 596           break;
 597         }
 598         case "askgame":
 599           // Send current (live) game if not asked by any of the players
 600           if (
 601             this.game.type == "live" &&
 602             this.game.players.every(p => p.sid != data.from[0])
 603           ) {
 604             const myGame = {
 605               id: this.game.id,
 606               fen: this.game.fen,
 607               players: this.game.players,
 608               vid: this.game.vid,
 609               cadence: this.game.cadence,
 610               score: this.game.score
 611             };
 612             this.send("game", { data: myGame, target: data.from });
 613           }
 614           break;
 615         case "askfullgame":
 616           const gameToSend = Object.keys(this.game)
 617             .filter(k =>
 618               [
 619                 "id","fen","players","vid","cadence","fenStart","vname",
 620                 "moves","clocks","score","drawOffer","rematchOffer"
 621               ].includes(k))
 622             .reduce(
 623               (obj, k) => {
 624                 obj[k] = this.game[k];
 625                 return obj;
 626               },
 627               {}
 628             );
 629           this.send("fullgame", { data: gameToSend, target: data.from });
 630           break;
 631         case "fullgame":
 632           // Callback "roomInit" to poll clients only after game is loaded
 633           this.loadVariantThenGame(data.data, this.roomInit);
 634           break;
 635         case "asklastate":
 636           // Sending informative last state if I played a move or score != "*"
 637           // If the game or moves aren't loaded yet, delay the sending:
 638           // TODO: since socket init after game load, the game is supposedly ready
 639           if (!this.game || !this.game.moves) this.lastateAsked = true;
 640           else this.sendLastate(data.from);
 641           break;
 642         case "lastate": {
 643           // Got opponent infos about last move
 644           this.gotLastate = true;
 645           this.lastate = data.data;
 646           if (this.game.rendered)
 647             // Game is rendered (Board component)
 648             this.processLastate();
 649           // Else: will be processed when game is ready
 650           break;
 651         }
 652         case "newmove": {
 653           const movePlus = data.data;
 654           const movesCount = this.game.moves.length;
 655           if (movePlus.index > movesCount) {
 656             // This can only happen if I'm an observer and missed a move.
 657             if (this.gotMoveIdx < movePlus.index)
 658               this.gotMoveIdx = movePlus.index;
 659             if (!this.gameIsLoading) this.askGameAgain();
 660           }
 661           else {
 662             if (
 663               movePlus.index < movesCount ||
 664               this.gotMoveIdx >= movePlus.index
 665             ) {
 666               // Opponent re-send but we already have the move:
 667               // (maybe he didn't receive our pingback...)
 668               this.send("gotmove", {data: movePlus.index, target: data.from});
 669             } else {
 670               this.gotMoveIdx = movePlus.index;
 671               const receiveMyMove = (movePlus.color == this.game.mycolor);
 672               if (!receiveMyMove && !!this.game.mycolor)
 673                 // Notify opponent that I got the move:
 674                 this.send("gotmove", {data: movePlus.index, target: data.from});
 675               if (movePlus.cancelDrawOffer) {
 676                 // Opponent refuses draw
 677                 this.drawOffer = "";
 678                 // NOTE for corr games: drawOffer reset by player in turn
 679                 if (
 680                   this.game.type == "live" &&
 681                   !!this.game.mycolor &&
 682                   !receiveMyMove
 683                 ) {
 684                   GameStorage.update(this.gameRef, { drawOffer: "" });
 685                 }
 686               }
 687               this.$refs["basegame"].play(movePlus.move, "received", null, true);
 688               const moveColIdx = ["w", "b"].indexOf(movePlus.color);
 689               this.game.clocks[moveColIdx] = movePlus.clock;
 690               this.processMove(
 691                 movePlus.move,
 692                 { receiveMyMove: receiveMyMove }
 693               );
 694             }
 695           }
 696           break;
 697         }
 698         case "gotmove": {
 699           this.opponentGotMove = true;
 700           // Now his clock starts running on my side:
 701           const oppIdx = ['w','b'].indexOf(this.vr.turn);
 702           // NOTE: next line to avoid multi-resetClocks when several tabs
 703           // on same game, resulting in a faster countdown.
 704           if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 705           this.re_setClocks();
 706           break;
 707         }
 708         case "resign":
 709           const score = (data.data == "b" ? "1-0" : "0-1");
 710           const side = (data.data == "w" ? "White" : "Black");
 711           this.gameOver(score, side + " surrender");
 712           break;
 713         case "abort":
 714           this.gameOver("?", "Stop");
 715           break;
 716         case "draw":
 717           this.gameOver("1/2", data.data);
 718           break;
 719         case "drawoffer":
 720           // NOTE: observers don't know who offered draw
 721           this.drawOffer = "received";
 722           if (this.game.type == "live") {
 723             GameStorage.update(
 724               this.gameRef,
 725               { drawOffer: V.GetOppCol(this.game.mycolor) }
 726             );
 727           }
 728           break;
 729         case "rematchoffer":
 730           // NOTE: observers don't know who offered rematch
 731           this.rematchOffer = data.data ? "received" : "";
 732           if (this.game.type == "live") {
 733             GameStorage.update(
 734               this.gameRef,
 735               { rematchOffer: V.GetOppCol(this.game.mycolor) }
 736             );
 737           }
 738           break;
 739         case "newgame": {
 740           // A game started, redirect if I'm playing in
 741           const gameInfo = data.data;
 742           const gameType = this.getGameType(gameInfo);
 743           if (
 744             gameType == "live" &&
 745             gameInfo.players.some(p => p.sid == this.st.user.sid)
 746           ) {
 747             this.addAndGotoLiveGame(gameInfo);
 748           } else if (
 749             gameType == "corr" &&
 750             gameInfo.players.some(p => p.id == this.st.user.id)
 751           ) {
 752             this.$router.push("/game/" + gameInfo.id);
 753           } else {
 754             this.rematchId = gameInfo.id;
 755             document.getElementById("modalInfo").checked = true;
 756           }
 757           break;
 758         }
 759         case "newchat":
 760           this.$refs["chatcomp"].newChat(data.data);
 761           if (!document.getElementById("modalChat").checked)
 762             document.getElementById("chatBtn").classList.add("somethingnew");
 763           break;
 764       }
 765     },
 766     updateCorrGame: function(obj, callback) {
 767       ajax(
 768         "/games",
 769         "PUT",
 770         {
 771           data: {
 772             gid: this.gameRef,
 773             newObj: obj
 774           },
 775           success: () => {
 776             if (!!callback) callback();
 777           }
 778         }
 779       );
 780     },
 781     sendLastate: function(target) {
 782       // Send our "last state" informations to opponent
 783       const L = this.game.moves.length;
 784       const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 785       const myLastate = {
 786         lastMove:
 787           (L > 0 && this.vr.turn != this.game.mycolor)
 788             ? this.game.moves[L - 1]
 789             : undefined,
 790         clock: this.game.clocks[myIdx],
 791         // Since we played a move (or abort or resign),
 792         // only drawOffer=="sent" is possible
 793         drawSent: this.drawOffer == "sent",
 794         rematchSent: this.rematchOffer == "sent",
 795         score: this.game.score != "*" ? this.game.score : undefined,
 796         scoreMsg: this.game.score != "*" ? this.game.scoreMsg : undefined,
 797         movesCount: L
 798       };
 799       this.send("lastate", { data: myLastate, target: target });
 800     },
 801     // lastate was received, but maybe game wasn't ready yet:
 802     processLastate: function() {
 803       const data = this.lastate;
 804       this.lastate = undefined; //security...
 805       const L = this.game.moves.length;
 806       const oppIdx = 1 - ["w", "b"].indexOf(this.game.mycolor);
 807       this.game.clocks[oppIdx] = data.clock;
 808       if (data.movesCount > L) {
 809         // Just got last move from him
 810         this.$refs["basegame"].play(data.lastMove, "received", null, true);
 811         this.processMove(data.lastMove);
 812       } else {
 813         if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 814         this.re_setClocks();
 815       }
 816       if (data.drawSent) this.drawOffer = "received";
 817       if (data.rematchSent) this.rematchOffer = "received";
 818       if (!!data.score) {
 819         this.drawOffer = "";
 820         if (this.game.score == "*")
 821           this.gameOver(data.score, data.scoreMsg);
 822       }
 823     },
 824     clickDraw: function() {
 825       if (!this.game.mycolor) return; //I'm just spectator
 826       if (["received", "threerep"].includes(this.drawOffer)) {
 827         if (!confirm(this.st.tr["Accept draw?"])) return;
 828         const message =
 829           this.drawOffer == "received"
 830             ? "Mutual agreement"
 831             : "Three repetitions";
 832         this.send("draw", { data: message });
 833         this.gameOver("1/2", message);
 834       } else if (this.drawOffer == "") {
 835         // No effect if drawOffer == "sent"
 836         if (this.game.mycolor != this.vr.turn) {
 837           alert(this.st.tr["Draw offer only in your turn"]);
 838           return;
 839         }
 840         if (!confirm(this.st.tr["Offer draw?"])) return;
 841         this.drawOffer = "sent";
 842         this.send("drawoffer");
 843         if (this.game.type == "live") {
 844           GameStorage.update(
 845             this.gameRef,
 846             { drawOffer: this.game.mycolor }
 847           );
 848         } else this.updateCorrGame({ drawOffer: this.game.mycolor });
 849       }
 850     },
 851     addAndGotoLiveGame: function(gameInfo, callback) {
 852       const game = Object.assign(
 853         {},
 854         gameInfo,
 855         {
 856           // (other) Game infos: constant
 857           fenStart: gameInfo.fen,
 858           vname: this.game.vname,
 859           created: Date.now(),
 860           // Game state (including FEN): will be updated
 861           moves: [],
 862           clocks: [-1, -1], //-1 = unstarted
 863           score: "*"
 864         }
 865       );
 866       GameStorage.add(game, (err) => {
 867         // No error expected.
 868         if (!err) {
 869           if (this.st.settings.sound)
 870             new Audio("/sounds/newgame.flac").play().catch(() => {});
 871           if (!!callback) callback();
 872           this.$router.push("/game/" + gameInfo.id);
 873         }
 874       });
 875     },
 876     clickRematch: function() {
 877       if (!this.game.mycolor) return; //I'm just spectator
 878       if (this.rematchOffer == "received") {
 879         // Start a new game!
 880         let gameInfo = {
 881           id: getRandString(), //ignored if corr
 882           fen: V.GenRandInitFen(this.game.randomness),
 883           players: this.game.players.reverse(),
 884           vid: this.game.vid,
 885           cadence: this.game.cadence
 886         };
 887         const notifyNewGame = () => {
 888           const oppsid = this.getOppsid(); //may be null
 889           this.send("rnewgame", { data: gameInfo, oppsid: oppsid });
 890           // To main Hall if corr game:
 891           if (this.game.type == "corr")
 892             this.send("newgame", { data: gameInfo, page: "/" });
 893           // Also to MyGames page:
 894           this.notifyMyGames("newgame", gameInfo);
 895         };
 896         if (this.game.type == "live")
 897           this.addAndGotoLiveGame(gameInfo, notifyNewGame);
 898         else {
 899           // corr game
 900           ajax(
 901             "/games",
 902             "POST",
 903             {
 904               // cid is useful to delete the challenge:
 905               data: { gameInfo: gameInfo },
 906               success: (response) => {
 907                 gameInfo.id = response.gameId;
 908                 notifyNewGame();
 909                 this.$router.push("/game/" + response.gameId);
 910               }
 911             }
 912           );
 913         }
 914       } else if (this.rematchOffer == "") {
 915         this.rematchOffer = "sent";
 916         this.send("rematchoffer", { data: true });
 917         if (this.game.type == "live") {
 918           GameStorage.update(
 919             this.gameRef,
 920             { rematchOffer: this.game.mycolor }
 921           );
 922         } else this.updateCorrGame({ rematchOffer: this.game.mycolor });
 923       } else if (this.rematchOffer == "sent") {
 924         // Toggle rematch offer (on --> off)
 925         this.rematchOffer = "";
 926         this.send("rematchoffer", { data: false });
 927         if (this.game.type == "live") {
 928           GameStorage.update(
 929             this.gameRef,
 930             { rematchOffer: '' }
 931           );
 932         } else this.updateCorrGame({ rematchOffer: 'n' });
 933       }
 934     },
 935     abortGame: function() {
 936       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"])) return;
 937       this.gameOver("?", "Stop");
 938       this.send("abort");
 939     },
 940     resign: function() {
 941       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 942         return;
 943       this.send("resign", { data: this.game.mycolor });
 944       const score = (this.game.mycolor == "w" ? "0-1" : "1-0");
 945       const side = (this.game.mycolor == "w" ? "White" : "Black");
 946       this.gameOver(score, side + " surrender");
 947     },
 948     loadGame: function(game, callback) {
 949       this.vr = new V(game.fen);
 950       const gtype = this.getGameType(game);
 951       const tc = extractTime(game.cadence);
 952       const myIdx = game.players.findIndex(p => {
 953         return p.sid == this.st.user.sid || p.id == this.st.user.id;
 954       });
 955       const mycolor = [undefined, "w", "b"][myIdx + 1]; //undefined for observers
 956       if (!game.chats) game.chats = []; //live games don't have chat history
 957       if (gtype == "corr") {
 958         // NOTE: clocks in seconds
 959         game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
 960         game.clocks = [tc.mainTime, tc.mainTime];
 961         const L = game.moves.length;
 962         if (game.score == "*") {
 963           // Adjust clocks
 964           if (L >= 2) {
 965             game.clocks[L % 2] -=
 966               (Date.now() - game.moves[L-1].played) / 1000;
 967           }
 968         }
 969         // Sort chat messages from newest to oldest
 970         game.chats.sort((c1, c2) => {
 971           return c2.added - c1.added;
 972         });
 973         if (myIdx >= 0 && game.score == "*" && game.chats.length > 0) {
 974           // Did a chat message arrive after my last move?
 975           let dtLastMove = 0;
 976           if (L == 1 && myIdx == 0)
 977             dtLastMove = game.moves[0].played;
 978           else if (L >= 2) {
 979             if (L % 2 == 0) {
 980               // It's now white turn
 981               dtLastMove = game.moves[L-1-(1-myIdx)].played;
 982             } else {
 983               // Black turn:
 984               dtLastMove = game.moves[L-1-myIdx].played;
 985             }
 986           }
 987           if (dtLastMove < game.chats[0].added)
 988             document.getElementById("chatBtn").classList.add("somethingnew");
 989         }
 990         // Now that we used idx and played, re-format moves as for live games
 991         game.moves = game.moves.map(m => m.squares);
 992       }
 993       if (gtype == "live") {
 994         if (game.clocks[0] < 0) {
 995           // Game is unstarted. clock is ignored until move 2
 996           game.clocks = [tc.mainTime, tc.mainTime];
 997           if (myIdx >= 0) {
 998             // I play in this live game
 999             GameStorage.update(game.id, {
1000               clocks: game.clocks
1001             });
1002           }
1003         } else {
1004           if (!!game.initime)
1005             // It's my turn: clocks not updated yet
1006             game.clocks[myIdx] -= (Date.now() - game.initime) / 1000;
1007         }
1008       }
1009       // TODO: merge next 2 "if" conditions
1010       if (!!game.drawOffer) {
1011         if (game.drawOffer == "t")
1012           // Three repetitions
1013           this.drawOffer = "threerep";
1014         else {
1015           // Draw offered by any of the players:
1016           if (myIdx < 0) this.drawOffer = "received";
1017           else {
1018             // I play in this game:
1019             if (
1020               (game.drawOffer == "w" && myIdx == 0) ||
1021               (game.drawOffer == "b" && myIdx == 1)
1022             )
1023               this.drawOffer = "sent";
1024             else this.drawOffer = "received";
1025           }
1026         }
1027       }
1028       if (!!game.rematchOffer) {
1029         if (myIdx < 0) this.rematchOffer = "received";
1030         else {
1031           // I play in this game:
1032           if (
1033             (game.rematchOffer == "w" && myIdx == 0) ||
1034             (game.rematchOffer == "b" && myIdx == 1)
1035           )
1036             this.rematchOffer = "sent";
1037           else this.rematchOffer = "received";
1038         }
1039       }
1040       this.repeat = {}; //reset: scan past moves' FEN:
1041       let repIdx = 0;
1042       let vr_tmp = new V(game.fenStart);
1043       let curTurn = "n";
1044       game.moves.forEach(m => {
1045         playMove(m, vr_tmp);
1046         const fenIdx = vr_tmp.getFen().replace(/ /g, "_");
1047         this.repeat[fenIdx] = this.repeat[fenIdx]
1048           ? this.repeat[fenIdx] + 1
1049           : 1;
1050       });
1051       if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
1052       this.game = Object.assign(
1053         // NOTE: assign mycolor here, since BaseGame could also be VS computer
1054         {
1055           type: gtype,
1056           increment: tc.increment,
1057           mycolor: mycolor,
1058           // opponent sid not strictly required (or available), but easier
1059           // at least oppsid or oppid is available anyway:
1060           oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
1061           oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].id
1062         },
1063         game
1064       );
1065       this.$refs["basegame"].re_setVariables(this.game);
1066       if (!this.gameIsLoading) {
1067         // Initial loading:
1068         this.gotMoveIdx = game.moves.length - 1;
1069         // If we arrive here after 'nextGame' action, the board might be hidden
1070         let boardDiv = document.querySelector(".game");
1071         if (!!boardDiv && boardDiv.style.visibility == "hidden")
1072           boardDiv.style.visibility = "visible";
1073       }
1074       this.re_setClocks();
1075       this.$nextTick(() => {
1076         this.game.rendered = true;
1077         // Did lastate arrive before game was rendered?
1078         if (this.lastate) this.processLastate();
1079       });
1080       if (this.lastateAsked) {
1081         this.lastateAsked = false;
1082         this.sendLastate(game.oppsid);
1083       }
1084       if (this.gameIsLoading) {
1085         this.gameIsLoading = false;
1086         if (this.gotMoveIdx >= game.moves.length)
1087           // Some moves arrived meanwhile...
1088           this.askGameAgain();
1089       }
1090       if (!!callback) callback();
1091     },
1092     loadVariantThenGame: async function(game, callback) {
1093       await import("@/variants/" + game.vname + ".js")
1094       .then((vModule) => {
1095         window.V = vModule[game.vname + "Rules"];
1096         this.loadGame(game, callback);
1097       });
1098     },
1099     // 3 cases for loading a game:
1100     //  - from indexedDB (running or completed live game I play)
1101     //  - from server (one correspondance game I play[ed] or not)
1102     //  - from remote peer (one live game I don't play, finished or not)
1103     fetchGame: function(callback) {
1104       if (Number.isInteger(this.gameRef) || !isNaN(parseInt(this.gameRef))) {
1105         // corr games identifiers are integers
1106         ajax(
1107           "/games",
1108           "GET",
1109           {
1110             data: { gid: this.gameRef },
1111             success: (res) => {
1112               res.game.moves.forEach(m => {
1113                 m.squares = JSON.parse(m.squares);
1114               });
1115               callback(res.game);
1116             }
1117           }
1118         );
1119       } else
1120         // Local game (or live remote)
1121         GameStorage.get(this.gameRef, callback);
1122     },
1123     re_setClocks: function() {
1124       this.virtualClocks = this.game.clocks.map(s => ppt(s).split(':'));
1125       if (this.game.moves.length < 2 || this.game.score != "*") {
1126         // 1st move not completed yet, or game over: freeze time
1127         return;
1128       }
1129       const currentTurn = this.vr.turn;
1130       const currentMovesCount = this.game.moves.length;
1131       const colorIdx = ["w", "b"].indexOf(currentTurn);
1132       this.clockUpdate = setInterval(
1133         () => {
1134           if (
1135             this.game.clocks[colorIdx] < 0 ||
1136             this.game.moves.length > currentMovesCount ||
1137             this.game.score != "*"
1138           ) {
1139             clearInterval(this.clockUpdate);
1140             this.clockUpdate = null;
1141             if (this.game.clocks[colorIdx] < 0)
1142               this.gameOver(
1143                 currentTurn == "w" ? "0-1" : "1-0",
1144                 "Time"
1145               );
1146           } else {
1147             this.$set(
1148               this.virtualClocks,
1149               colorIdx,
1150               ppt(Math.max(0, --this.game.clocks[colorIdx])).split(':')
1151             );
1152           }
1153         },
1154         1000
1155       );
1156     },
1157     // Update variables and storage after a move:
1158     processMove: function(move, data) {
1159       if (!data) data = {};
1160       const moveCol = this.vr.turn;
1161       const colorIdx = ["w", "b"].indexOf(moveCol);
1162       const nextIdx = 1 - colorIdx;
1163       const doProcessMove = () => {
1164         const origMovescount = this.game.moves.length;
1165         // The move is (about to be) played: stop clock
1166         clearInterval(this.clockUpdate);
1167         this.clockUpdate = null;
1168         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1169           if (this.drawOffer == "received")
1170             // I refuse draw
1171             this.drawOffer = "";
1172           if (this.game.type == "live" && origMovescount >= 2) {
1173             this.game.clocks[colorIdx] += this.game.increment;
1174             // For a correct display in casqe of disconnected opponent:
1175             this.$set(
1176               this.virtualClocks,
1177               colorIdx,
1178               ppt(this.game.clocks[colorIdx]).split(':')
1179             );
1180             GameStorage.update(this.gameRef, {
1181               // It's not my turn anymore:
1182               initime: null
1183             });
1184           }
1185         }
1186         // Update current game object:
1187         playMove(move, this.vr);
1188         if (!data.score)
1189           // Received move, score is computed in BaseGame, but maybe not yet.
1190           // ==> Compute it here, although this is redundant (TODO)
1191           data.score = this.vr.getCurrentScore();
1192         if (data.score != "*") this.gameOver(data.score);
1193         this.game.moves.push(move);
1194         this.game.fen = this.vr.getFen();
1195         if (this.game.type == "corr") {
1196           // In corr games, just reset clock to mainTime:
1197           this.game.clocks[colorIdx] = extractTime(this.game.cadence).mainTime;
1198         }
1199         // If repetition detected, consider that a draw offer was received:
1200         const fenObj = this.vr.getFenForRepeat();
1201         this.repeat[fenObj] =
1202           !!this.repeat[fenObj]
1203             ? this.repeat[fenObj] + 1
1204             : 1;
1205         if (this.repeat[fenObj] >= 3) this.drawOffer = "threerep";
1206         else if (this.drawOffer == "threerep") this.drawOffer = "";
1207         if (!!this.game.mycolor && !data.receiveMyMove) {
1208           // NOTE: 'var' to see that variable outside this block
1209           var filtered_move = getFilteredMove(move);
1210         }
1211         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1212           // Notify turn on MyGames page:
1213           this.notifyMyGames(
1214             "turn",
1215             {
1216               gid: this.gameRef,
1217               turn: this.vr.turn
1218             }
1219           );
1220         }
1221         // Since corr games are stored at only one location, update should be
1222         // done only by one player for each move:
1223         if (
1224           this.game.type == "live" &&
1225           !!this.game.mycolor &&
1226           moveCol != this.game.mycolor &&
1227           this.game.moves.length >= 2
1228         ) {
1229           // Receive a move: update initime
1230           this.game.initime = Date.now();
1231           GameStorage.update(this.gameRef, {
1232             // It's my turn now!
1233             initime: this.game.initime
1234           });
1235         }
1236         if (
1237           !!this.game.mycolor &&
1238           !data.receiveMyMove &&
1239           (this.game.type == "live" || moveCol == this.game.mycolor)
1240         ) {
1241           let drawCode = "";
1242           switch (this.drawOffer) {
1243             case "threerep":
1244               drawCode = "t";
1245               break;
1246             case "sent":
1247               drawCode = this.game.mycolor;
1248               break;
1249             case "received":
1250               drawCode = V.GetOppCol(this.game.mycolor);
1251               break;
1252           }
1253           if (this.game.type == "corr") {
1254             // corr: only move, fen and score
1255             this.updateCorrGame({
1256               fen: this.game.fen,
1257               move: {
1258                 squares: filtered_move,
1259                 idx: origMovescount
1260               },
1261               // Code "n" for "None" to force reset (otherwise it's ignored)
1262               drawOffer: drawCode || "n"
1263             });
1264           }
1265           else {
1266             const updateStorage = () => {
1267               GameStorage.update(this.gameRef, {
1268                 fen: this.game.fen,
1269                 move: filtered_move,
1270                 moveIdx: origMovescount,
1271                 clocks: this.game.clocks,
1272                 drawOffer: drawCode
1273               });
1274             };
1275             // The active tab can update storage immediately
1276             if (!document.hidden) updateStorage();
1277             // Small random delay otherwise
1278             else setTimeout(updateStorage, 500 + 1000 * Math.random());
1279           }
1280         }
1281         // Send move ("newmove" event) to people in the room (if our turn)
1282         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1283           let sendMove = {
1284             move: filtered_move,
1285             index: origMovescount,
1286             // color is required to check if this is my move (if several tabs opened)
1287             color: moveCol,
1288             cancelDrawOffer: this.drawOffer == ""
1289           };
1290           if (this.game.type == "live")
1291             sendMove["clock"] = this.game.clocks[colorIdx];
1292           // (Live) Clocks will re-start when the opponent pingback arrive
1293           this.opponentGotMove = false;
1294           this.send("newmove", {data: sendMove});
1295           // If the opponent doesn't reply gotmove soon enough, re-send move:
1296           // Do this at most 2 times, because mpore would mean network issues,
1297           // opponent would then be expected to disconnect/reconnect.
1298           let counter = 1;
1299           const currentUrl = document.location.href;
1300           this.retrySendmove = setInterval(
1301             () => {
1302               if (
1303                 counter >= 3 ||
1304                 this.opponentGotMove ||
1305                 document.location.href != currentUrl //page change
1306               ) {
1307                 clearInterval(this.retrySendmove);
1308                 return;
1309               }
1310               const oppsid = this.getOppsid();
1311               if (!oppsid)
1312                 // Opponent is disconnected: he'll ask last state
1313                 clearInterval(this.retrySendmove);
1314               else {
1315                 this.send("newmove", { data: sendMove, target: oppsid });
1316                 counter++;
1317               }
1318             },
1319             1500
1320           );
1321         }
1322         else
1323           // Not my move or I'm an observer: just start other player's clock
1324           this.re_setClocks();
1325       };
1326       if (
1327         this.game.type == "corr" &&
1328         moveCol == this.game.mycolor &&
1329         !data.receiveMyMove
1330       ) {
1331         let boardDiv = document.querySelector(".game");
1332         const afterSetScore = () => {
1333           doProcessMove();
1334           if (this.st.settings.gotonext && this.nextIds.length > 0)
1335             this.showNextGame();
1336           else {
1337             // The board might have been hidden:
1338             if (boardDiv.style.visibility == "hidden")
1339               boardDiv.style.visibility = "visible";
1340             if (data.score == "*") this.re_setClocks();
1341           }
1342         };
1343         let el = document.querySelector("#buttonsConfirm > .acceptBtn");
1344         // We may play several moves in a row: in case of, remove listener:
1345         let elClone = el.cloneNode(true);
1346         el.parentNode.replaceChild(elClone, el);
1347         elClone.addEventListener(
1348           "click",
1349           () => {
1350             document.getElementById("modalConfirm").checked = false;
1351             if (!!data.score && data.score != "*")
1352               // Set score first
1353               this.gameOver(data.score, null, afterSetScore);
1354             else afterSetScore();
1355           }
1356         );
1357         // PlayOnBoard is enough, and more appropriate for Synchrone Chess
1358         V.PlayOnBoard(this.vr.board, move);
1359         const position = this.vr.getBaseFen();
1360         V.UndoOnBoard(this.vr.board, move);
1361         if (["all","byrow"].includes(V.ShowMoves)) {
1362           this.curDiag = getDiagram({
1363             position: position,
1364             orientation: V.CanFlip ? this.game.mycolor : "w"
1365           });
1366           document.querySelector("#confirmDiv > .card").style.width =
1367             boardDiv.offsetWidth + "px";
1368         } else {
1369           // Incomplete information: just ask confirmation
1370           // Hide the board, because otherwise it could reveal infos
1371           boardDiv.style.visibility = "hidden";
1372           this.moveNotation = getFullNotation(move);
1373         }
1374         document.getElementById("modalConfirm").checked = true;
1375       }
1376       else {
1377         // Normal situation
1378         if (!!data.score && data.score != "*")
1379           this.gameOver(data.score, null, doProcessMove);
1380         else doProcessMove();
1381       }
1382     },
1383     cancelMove: function() {
1384       let boardDiv = document.querySelector(".game");
1385       if (boardDiv.style.visibility == "hidden")
1386         boardDiv.style.visibility = "visible";
1387       document.getElementById("modalConfirm").checked = false;
1388       this.$refs["basegame"].cancelLastMove();
1389     },
1390     // In corr games, callback to change page only after score is set:
1391     gameOver: function(score, scoreMsg, callback) {
1392       this.game.score = score;
1393       if (!scoreMsg) scoreMsg = getScoreMessage(score);
1394       this.game.scoreMsg = scoreMsg;
1395       this.$set(this.game, "scoreMsg", scoreMsg);
1396       const myIdx = this.game.players.findIndex(p => {
1397         return p.sid == this.st.user.sid || p.id == this.st.user.id;
1398       });
1399       if (myIdx >= 0) {
1400         // OK, I play in this game
1401         const scoreObj = {
1402           score: score,
1403           scoreMsg: scoreMsg
1404         };
1405         if (this.game.type == "live") {
1406           GameStorage.update(this.gameRef, scoreObj);
1407           if (!!callback) callback();
1408         }
1409         else this.updateCorrGame(scoreObj, callback);
1410         // Notify the score to main Hall. TODO: only one player (currently double send)
1411         this.send("result", { gid: this.game.id, score: score });
1412         // Also to MyGames page (TODO: doubled as well...)
1413         this.notifyMyGames(
1414           "score",
1415           {
1416             gid: this.gameRef,
1417             score: score
1418           }
1419         );
1420       }
1421       else if (!!callback) callback();
1422     }
1423   }
1424 };
1425 </script>
1426
1427 <style lang="sass" scoped>
1428 #infoDiv > .card
1429   padding: 15px 0
1430   max-width: 430px
1431
1432 .connected
1433   background-color: lightgreen
1434
1435 #participants
1436   margin-left: 5px
1437
1438 .anonymous
1439   color: grey
1440   font-style: italic
1441
1442 #playersInfo > p
1443   margin: 0
1444
1445 @media screen and (min-width: 768px)
1446   #actions
1447     width: 300px
1448 @media screen and (max-width: 767px)
1449   .game
1450     width: 100%
1451
1452 #actions
1453   display: inline-block
1454   margin: 0
1455
1456 button
1457   display: inline-block
1458   margin: 0
1459   display: inline-flex
1460   img
1461     height: 22px
1462     display: flex
1463     @media screen and (max-width: 767px)
1464       height: 18px
1465
1466 @media screen and (max-width: 767px)
1467   #aboveBoard
1468     text-align: center
1469 @media screen and (min-width: 768px)
1470   #aboveBoard
1471     margin-left: 30%
1472
1473 .variant-cadence
1474   padding-right: 10px
1475
1476 .variant-name
1477   font-weight: bold
1478   padding-right: 10px
1479
1480 span#nextGame
1481   background-color: #edda99
1482   cursor: pointer
1483   display: inline-block
1484   margin-right: 10px
1485
1486 span.name
1487   font-size: 1.5rem
1488   padding: 0 3px
1489
1490 span.time
1491   font-size: 2rem
1492   display: inline-block
1493   .time-left
1494     margin-left: 10px
1495   .time-right
1496     margin-left: 5px
1497   .time-separator
1498     margin-left: 5px
1499     position: relative
1500     top: -1px
1501
1502 span.yourturn
1503   color: #831B1B
1504   .time-separator
1505     animation: blink-animation 2s steps(3, start) infinite
1506 @keyframes blink-animation
1507   to
1508     visibility: hidden
1509
1510 .split-names
1511   display: inline-block
1512   margin: 0 15px
1513
1514 #chatWrap > .card
1515   padding-top: 20px
1516   max-width: 767px
1517   border: none
1518
1519 #confirmDiv > .card
1520   max-width: 767px
1521   max-height: 100%
1522
1523 .draw-sent, .draw-sent:hover
1524   background-color: lightyellow
1525
1526 .draw-received, .draw-received:hover
1527   background-color: lightgreen
1528
1529 .draw-threerep, .draw-threerep:hover
1530   background-color: #e4d1fc
1531
1532 .rematch-sent, .rematch-sent:hover
1533   background-color: lightyellow
1534
1535 .rematch-received, .rematch-received:hover
1536   background-color: lightgreen
1537
1538 .somethingnew
1539   background-color: #c5fefe
1540
1541 .diagram
1542   margin: 0 auto
1543   width: 100%
1544
1545 #buttonsConfirm
1546   margin: 0
1547   & > button > span
1548     width: 100%
1549     text-align: center
1550
1551 button.acceptBtn
1552   background-color: lightgreen
1553 button.refuseBtn
1554   background-color: red
1555 </style>