client/src/views/Game.vue

   1 <template lang="pug">
   2 main
   3   input#modalRules.modal(type="checkbox")
   4   div#rulesDiv(
   5     role="dialog"
   6     data-checkbox="modalRules"
   7   )
   8     .card
   9       label.modal-close(for="modalRules")
  10       h4#variantNameInGame(@click="gotoRules") {{ game.vname }}
  11       div(v-html="rulesContent")
  12   input#modalScore.modal(type="checkbox")
  13   div#scoreDiv(
  14     role="dialog"
  15     data-checkbox="modalScore"
  16   )
  17     .card.text-center
  18       label.modal-close(for="modalScore")
  19       p.score-section
  20         span.score {{ game.score }}
  21         | &nbsp;:&nbsp;
  22         span.score-msg {{ st.tr[game.scoreMsg] }}
  23   input#modalRematch.modal(type="checkbox")
  24   div#rematchDiv(
  25     role="dialog"
  26     data-checkbox="modalRematch"
  27   )
  28     .card.text-center
  29       label.modal-close(for="modalRematch")
  30       a(
  31         :href="'#/game/' + rematchId"
  32         onClick="document.getElementById('modalRematch').checked=false"
  33       )
  34         | {{ st.tr["Rematch in progress"] }}
  35   input#modalChat.modal(
  36     type="checkbox"
  37     @click="toggleChat()"
  38   )
  39   div#chatWrap(
  40     role="dialog"
  41     data-checkbox="modalChat"
  42   )
  43     .card
  44       label.modal-close(for="modalChat")
  45       #participants
  46         span {{ st.tr["Participant(s):"] }}
  47         span(
  48           v-for="p in Object.values(people)"
  49           v-if="participateInChat(p)"
  50         )
  51           | {{ p.name }}
  52         span.anonymous(v-if="someAnonymousPresent()") + @nonymous
  53       Chat(
  54         ref="chatcomp"
  55         :players="game.players"
  56         :pastChats="game.chats"
  57         @mychat="processChat"
  58         @chatcleared="clearChat"
  59       )
  60   input#modalConfirm.modal(type="checkbox")
  61   div#confirmDiv(role="dialog")
  62     .card
  63       .diagram(
  64         v-if="!!vr && ['all','byrow'].includes(vr.showMoves)"
  65         v-html="curDiag"
  66       )
  67       p.text-center(v-else)
  68         span {{ st.tr["Move played:"] + " " }}
  69         span.bold {{ moveNotation }}
  70         br
  71         span {{ st.tr["Are you sure?"] }}
  72       .button-group#buttonsConfirm
  73         // onClick for acceptBtn: set dynamically
  74         button.acceptBtn
  75           span {{ st.tr["Validate"] }}
  76         button.refuseBtn(@click="cancelMove()")
  77           span {{ st.tr["Cancel"] }}
  78   .row
  79     #aboveBoard.col-sm-12
  80       span.variant-cadence(v-if="game.type!='import'") {{ game.cadence }}
  81       span.variant-name {{ game.vname }}
  82       span#nextGame(
  83         v-if="nextIds.length > 0"
  84         @click="showNextGame()"
  85       )
  86         | {{ st.tr["Next_g"] }}
  87       button#chatBtn(
  88         :class="btnTooltipClass()"
  89         onClick="window.doClick('modalChat')"
  90         aria-label="Chat"
  91       )
  92         img(src="/images/icons/chat.svg")
  93       #actions(v-if="game.score=='*'")
  94         button(
  95           @click="clickDraw()"
  96           :class="btnTooltipClass('draw')"
  97           :aria-label="st.tr['Draw']"
  98         )
  99           img(src="/images/icons/draw.svg")
 100         button(
 101           v-if="!!game.mycolor"
 102           :class="btnTooltipClass()"
 103           @click="abortGame()"
 104           :aria-label="st.tr['Abort']"
 105         )
 106           img(src="/images/icons/abort.svg")
 107         button(
 108           v-if="!!game.mycolor"
 109           :class="btnTooltipClass()"
 110           @click="resign()"
 111           :aria-label="st.tr['Resign']"
 112         )
 113           img(src="/images/icons/resign.svg")
 114       button(
 115         v-else
 116         :class="btnTooltipClass('rematch')"
 117         @click="clickRematch()"
 118         :aria-label="st.tr['Rematch']"
 119       )
 120         img(src="/images/icons/rematch.svg")
 121       #playersInfo
 122         div(v-if="isLargeScreen()")
 123           span.name(:class="{connected: isConnected(0)}")
 124             | {{ game.players[0].name || "@nonymous" }}
 125           span.time(
 126             v-if="game.score=='*'"
 127             :class="{yourturn: !!vr && vr.turn == 'w'}"
 128           )
 129             span.time-left {{ virtualClocks[0][0] }}
 130             span.time-separator(v-if="!!virtualClocks[0][1]") :
 131             span.time-right(v-if="!!virtualClocks[0][1]")
 132               | {{ virtualClocks[0][1] }}
 133           span.split-names -
 134           span.name(:class="{connected: isConnected(1)}")
 135             | {{ game.players[1].name || "@nonymous" }}
 136           span.time(
 137             v-if="game.score=='*'"
 138             :class="{yourturn: !!vr && vr.turn == 'b'}"
 139           )
 140             span.time-left {{ virtualClocks[1][0] }}
 141             span.time-separator(v-if="!!virtualClocks[1][1]") :
 142             span.time-right(v-if="!!virtualClocks[1][1]")
 143               | {{ virtualClocks[1][1] }}
 144         div(v-else)
 145           span.name(:class="{connected: isConnected(0)}")
 146             | {{ game.players[0].name || "@nonymous" }}
 147           span.split-names -
 148           span.name(:class="{connected: isConnected(1)}")
 149             | {{ game.players[1].name || "@nonymous" }}
 150           div(v-if="game.score=='*'")
 151             span.time(:class="{yourturn: !!vr && vr.turn == 'w'}")
 152               span.time-left {{ virtualClocks[0][0] }}
 153               span.time-separator(v-if="!!virtualClocks[0][1]") :
 154               span.time-right(v-if="!!virtualClocks[0][1]")
 155                 | {{ virtualClocks[0][1] }}
 156             span.separator
 157             span.time(:class="{yourturn: !!vr && vr.turn == 'b'}")
 158               span.time-left {{ virtualClocks[1][0] }}
 159               span.time-separator(v-if="!!virtualClocks[1][1]") :
 160               span.time-right(v-if="!!virtualClocks[1][1]")
 161                 | {{ virtualClocks[1][1] }}
 162   BaseGame(
 163     ref="basegame"
 164     :game="game"
 165     @newmove="processMove"
 166   )
 167 </template>
 168
 169 <script>
 170 import BaseGame from "@/components/BaseGame.vue";
 171 import Chat from "@/components/Chat.vue";
 172 import { store } from "@/store";
 173 import { GameStorage } from "@/utils/gameStorage";
 174 import { ImportgameStorage } from "@/utils/importgameStorage";
 175 import { ppt } from "@/utils/datetime";
 176 import { notify } from "@/utils/notifications";
 177 import { ajax } from "@/utils/ajax";
 178 import { extractTime } from "@/utils/timeControl";
 179 import { getRandString } from "@/utils/alea";
 180 import { getScoreMessage } from "@/utils/scoring";
 181 import { getFullNotation } from "@/utils/notation";
 182 import { getDiagram, replaceByDiag } from "@/utils/printDiagram";
 183 import { processModalClick } from "@/utils/modalClick";
 184 import { playMove, getFilteredMove } from "@/utils/playUndo";
 185 import { ArrayFun } from "@/utils/array";
 186 import params from "@/parameters";
 187 export default {
 188   name: "my-game",
 189   components: {
 190     BaseGame,
 191     Chat
 192   },
 193   data: function() {
 194     return {
 195       st: store.state,
 196       // gameRef can point to a corr game, local game or remote live game
 197       gameRef: "",
 198       nextIds: [],
 199       game: {}, //passed to BaseGame
 200       focus: !document.hidden, //will not always work... TODO
 201       // virtualClocks will be initialized from true game.clocks
 202       virtualClocks: [],
 203       vr: null, //"variant rules" object initialized from FEN
 204       rulesContent: "",
 205       drawOffer: "",
 206       rematchId: "",
 207       rematchOffer: "",
 208       lastateAsked: false,
 209       people: {}, //players + observers
 210       lastate: undefined, //used if opponent send lastate before game is ready
 211       repeat: {}, //detect position repetition
 212       curDiag: "", //for corr moves confirmation
 213       conn: null,
 214       roomInitialized: false,
 215       // If newmove has wrong index: ask fullgame again:
 216       askGameTime: 0,
 217       gameIsLoading: false,
 218       // If asklastate got no reply, ask again:
 219       gotLastate: false,
 220       gotMoveIdx: -1, //last move index received
 221       // If newmove got no pingback, send again:
 222       opponentGotMove: false,
 223       connexionString: "",
 224       socketCloseListener: 0,
 225       // Incomplete info games: show move played
 226       moveNotation: "",
 227       // Intervals from setInterval():
 228       askLastate: null,
 229       retrySendmove: null,
 230       clockUpdate: null,
 231       // Related to (killing of) self multi-connects:
 232       newConnect: {}
 233     };
 234   },
 235   watch: {
 236     $route: function(to, from) {
 237       if (to.path.length < 6 || to.path.substr(0, 6) != "/game/")
 238         // Page change
 239         this.cleanBeforeDestroy();
 240       else if (from.params["id"] != to.params["id"]) {
 241         // Change everything:
 242         this.cleanBeforeDestroy();
 243         let boardDiv = document.querySelector(".game");
 244         if (!!boardDiv)
 245           // In case of incomplete information variant:
 246           boardDiv.style.visibility = "hidden";
 247         this.atCreation();
 248       } else
 249         // Same game ID
 250         this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 251     }
 252   },
 253   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 254   created: function() {
 255     this.atCreation();
 256   },
 257   mounted: function() {
 258     document.getElementById("chatWrap")
 259       .addEventListener("click", (e) => {
 260         processModalClick(e, () => {
 261           this.toggleChat("close")
 262         });
 263       });
 264     ["rulesDiv", "rematchDiv", "scoreDiv"].forEach(
 265       (eltName) => {
 266         document.getElementById(eltName)
 267           .addEventListener("click", processModalClick);
 268       }
 269     );
 270   },
 271   beforeDestroy: function() {
 272     this.cleanBeforeDestroy();
 273   },
 274   methods: {
 275     cleanBeforeDestroy: function() {
 276       clearInterval(this.socketCloseListener);
 277       document.removeEventListener('visibilitychange', this.visibilityChange);
 278       window.removeEventListener('focus', this.onFocus);
 279       window.removeEventListener('blur', this.onBlur);
 280       if (!!this.askLastate) clearInterval(this.askLastate);
 281       if (!!this.retrySendmove) clearInterval(this.retrySendmove);
 282       if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 283       this.conn.removeEventListener("message", this.socketMessageListener);
 284       this.send("disconnect");
 285       this.conn = null;
 286     },
 287     visibilityChange: function() {
 288       // TODO: Use document.hidden? https://webplatform.news/issues/2019-03-27
 289       this.focus = (document.visibilityState == "visible");
 290       this.send(this.focus ? "getfocus" : "losefocus");
 291     },
 292     onFocus: function() {
 293       this.focus = true;
 294       this.send("getfocus");
 295     },
 296     onBlur: function() {
 297       this.focus = false;
 298       this.send("losefocus");
 299     },
 300     isLargeScreen: function() {
 301       return window.innerWidth >= 768;
 302     },
 303     btnTooltipClass: function(thing) {
 304       let append = {};
 305       if (!!thing) append = { [thing + "-" + this[thing + "Offer"]]: true };
 306       return (
 307         Object.assign(
 308           { tooltip: !("ontouchstart" in window) },
 309           append
 310         )
 311       );
 312     },
 313     gotoRules: function() {
 314       this.$router.push("/variants/" + this.game.vname);
 315     },
 316     participateInChat: function(p) {
 317       return Object.keys(p.tmpIds).some(x => p.tmpIds[x].focus) && !!p.name;
 318     },
 319     someAnonymousPresent: function() {
 320       return (
 321         Object.values(this.people).some(p =>
 322           !p.name && Object.keys(p.tmpIds).some(x => p.tmpIds[x].focus)
 323         )
 324       );
 325     },
 326     atCreation: function() {
 327       document.addEventListener('visibilitychange', this.visibilityChange);
 328       window.addEventListener('focus', this.onFocus);
 329       window.addEventListener('blur', this.onBlur);
 330       // 0] (Re)Set variables
 331       this.gameRef = this.$route.params["id"];
 332       // next = next corr games IDs to navigate faster (if applicable)
 333       this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 334       // Always add myself to players' list
 335       const my = this.st.user;
 336       const tmpId = getRandString();
 337       this.$set(
 338         this.people,
 339         my.sid,
 340         {
 341           id: my.id,
 342           name: my.name,
 343           tmpIds: {
 344             tmpId: { focus: true }
 345           }
 346         }
 347       );
 348       this.game = {
 349         players: [{ name: "" }, { name: "" }],
 350         chats: [],
 351         rendered: false
 352       };
 353       let chatComp = this.$refs["chatcomp"];
 354       if (!!chatComp) chatComp.chats = [];
 355       this.virtualClocks = [[0,0], [0,0]];
 356       this.vr = null;
 357       this.rulesContent = "";
 358       this.drawOffer = "";
 359       this.lastateAsked = false;
 360       this.rematchOffer = "";
 361       this.lastate = undefined;
 362       this.roomInitialized = false;
 363       this.askGameTime = 0;
 364       this.gameIsLoading = false;
 365       this.gotLastate = false;
 366       this.gotMoveIdx = -1;
 367       this.opponentGotMove = false;
 368       this.askLastate = null;
 369       this.retrySendmove = null;
 370       this.clockUpdate = null;
 371       this.newConnect = {};
 372       // 1] Initialize connection
 373       this.connexionString =
 374         params.socketUrl +
 375         "/?sid=" + this.st.user.sid +
 376         "&id=" + this.st.user.id +
 377         "&tmpId=" + tmpId +
 378         "&page=" +
 379         // Discard potential "/?next=[...]" for page indication:
 380         encodeURIComponent(this.$route.path.match(/\/game\/[a-zA-Z0-9]+/)[0]);
 381       this.conn = new WebSocket(this.connexionString);
 382       this.conn.addEventListener("message", this.socketMessageListener);
 383       this.socketCloseListener = setInterval(
 384         () => {
 385           if (this.conn.readyState == 3) {
 386             this.conn.removeEventListener(
 387               "message", this.socketMessageListener);
 388             this.conn = new WebSocket(this.connexionString);
 389             this.conn.addEventListener("message", this.socketMessageListener);
 390           }
 391         },
 392         1000
 393       );
 394       // Socket init required before loading remote game:
 395       const socketInit = callback => {
 396         if (this.conn.readyState == 1)
 397           // 1 == OPEN state
 398           callback();
 399         else
 400           // Socket not ready yet (initial loading)
 401           // NOTE: first arg is Websocket object, unused here:
 402           this.conn.onopen = () => callback();
 403       };
 404       this.fetchGame((game) => {
 405         if (!!game)
 406           this.loadVariantThenGame(game, () => socketInit(this.roomInit));
 407         else
 408           // Live game stored remotely: need socket to retrieve it
 409           // NOTE: the callback "roomInit" will be lost, so it's not provided.
 410           // --> It will be given when receiving "fullgame" socket event.
 411           socketInit(() => { this.send("askfullgame"); });
 412       });
 413     },
 414     roomInit: function() {
 415       if (!this.roomInitialized) {
 416         // Notify the room only now that I connected, because
 417         // messages might be lost otherwise (if game loading is slow)
 418         this.send("connect");
 419         this.send("pollclients");
 420         // We may ask fullgame several times if some moves are lost,
 421         // but room should be init only once:
 422         this.roomInitialized = true;
 423       }
 424     },
 425     send: function(code, obj) {
 426       if (!!this.conn && this.conn.readyState == 1)
 427         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 428     },
 429     isConnected: function(index) {
 430       const player = this.game.players[index];
 431       // Is it me ? In this case no need to bother with focus
 432       if (this.st.user.sid == player.sid || this.st.user.id == player.id)
 433         // Still have to check for name (because of potential multi-accounts
 434         // on same browser, although this should be rare...)
 435         return (!this.st.user.name || this.st.user.name == player.name);
 436       // Try to find a match in people:
 437       return (
 438         (
 439           !!player.sid &&
 440           Object.keys(this.people).some(sid => {
 441             return (
 442               sid == player.sid &&
 443               Object.values(this.people[sid].tmpIds).some(v => v.focus)
 444             );
 445           })
 446         )
 447         ||
 448         (
 449           !!player.id &&
 450           Object.values(this.people).some(p => {
 451             return (
 452               p.id == player.id &&
 453               Object.values(p.tmpIds).some(v => v.focus)
 454             );
 455           })
 456         )
 457       );
 458     },
 459     getOppsid: function() {
 460       let oppsid = this.game.oppsid;
 461       if (!oppsid) {
 462         oppsid = Object.keys(this.people).find(
 463           sid => this.people[sid].id == this.game.oppid
 464         );
 465       }
 466       // oppsid is useful only if opponent is online:
 467       if (!!oppsid && !!this.people[oppsid]) return oppsid;
 468       return null;
 469     },
 470     // NOTE: action if provided is always a closing action
 471     toggleChat: function(action) {
 472       if (!action && document.getElementById("modalChat").checked)
 473         // Entering chat
 474         document.getElementById("inputChat").focus();
 475       else {
 476         document.getElementById("chatBtn").classList.remove("somethingnew");
 477         if (!!this.game.mycolor) {
 478           // Update "chatRead" variable either on server or locally
 479           if (this.game.type == "corr")
 480             this.updateCorrGame({ chatRead: this.game.mycolor });
 481           else if (this.game.type == "live")
 482             GameStorage.update(this.gameRef, { chatRead: true });
 483         }
 484       }
 485     },
 486     processChat: function(chat) {
 487       this.send("newchat", { data: chat });
 488       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 489       if (!!this.game.mycolor) {
 490         if (this.game.type == "corr")
 491           this.updateCorrGame({ chat: chat });
 492         else {
 493           // Live game
 494           chat.added = Date.now();
 495           GameStorage.update(this.gameRef, { chat: chat });
 496         }
 497       }
 498     },
 499     clearChat: function() {
 500       if (!!this.game.mycolor) {
 501         if (this.game.type == "corr") {
 502           ajax(
 503             "/chats",
 504             "DELETE",
 505             { data: { gid: this.game.id } }
 506           );
 507         } else {
 508           // Live game
 509           GameStorage.update(this.gameRef, { delchat: true });
 510         }
 511         this.$set(this.game, "chats", []);
 512       }
 513     },
 514     getGameType: function(game) {
 515       if (!!game.id.toString().match(/^i/)) return "import";
 516       return game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 517     },
 518     // Notify something after a new move (to opponent and me on MyGames page)
 519     notifyMyGames: function(thing, data) {
 520       this.send(
 521         "notify" + thing,
 522         {
 523           data: data,
 524           targets: this.game.players.map(p => {
 525             return { sid: p.sid, id: p.id };
 526           })
 527         }
 528       );
 529     },
 530     showNextGame: function() {
 531       // Did I play in current game? If not, add it to nextIds list
 532       if (this.game.score == "*" && this.vr.turn == this.game.mycolor)
 533         this.nextIds.unshift(this.game.id);
 534       const nextGid = this.nextIds.pop();
 535       this.$router.push(
 536         "/game/" + nextGid + "/?next=" + JSON.stringify(this.nextIds));
 537     },
 538     askGameAgain: function() {
 539       this.gameIsLoading = true;
 540       const currentUrl = document.location.href;
 541       const doAskGame = () => {
 542         if (document.location.href != currentUrl) return; //page change
 543         this.fetchGame((game) => {
 544           if (!!game)
 545             // This is my game: just reload.
 546             this.loadGame(game);
 547           else
 548             // Just ask fullgame again (once!), this is much simpler.
 549             // If this fails, the user could just reload page :/
 550             this.send("askfullgame");
 551         });
 552       };
 553       // Delay of at least 2s between two game requests
 554       const now = Date.now();
 555       const delay = Math.max(2000 - (now - this.askGameTime), 0);
 556       this.askGameTime = now;
 557       setTimeout(doAskGame, delay);
 558     },
 559     socketMessageListener: function(msg) {
 560       if (!this.conn) return;
 561       const data = JSON.parse(msg.data);
 562       switch (data.code) {
 563         case "pollclients":
 564           // TODO: shuffling and random filtering on server,
 565           // if the room is really crowded.
 566           Object.keys(data.sockIds).forEach(sid => {
 567             if (sid != this.st.user.sid) {
 568               this.send("askidentity", { target: sid });
 569               this.people[sid] = { tmpIds: data.sockIds[sid] };
 570             }
 571             else {
 572               // Complete my tmpIds:
 573               Object.assign(this.people[sid].tmpIds, data.sockIds[sid]);
 574             }
 575           });
 576           break;
 577         case "connect":
 578           if (!this.people[data.from[0]]) {
 579             // focus depends on the tmpId (e.g. tab)
 580             this.$set(
 581               this.people,
 582               data.from[0],
 583               {
 584                 tmpIds: {
 585                   [data.from[1]]: { focus: true }
 586                 }
 587               }
 588             );
 589             // For self multi-connects tests:
 590             this.newConnect[data.from[0]] = true;
 591             this.send("askidentity", { target: data.from[0] });
 592           } else {
 593             this.people[data.from[0]].tmpIds[data.from[1]] = { focus: true };
 594             this.$forceUpdate(); //TODO: shouldn't be required
 595           }
 596           break;
 597         case "disconnect":
 598           if (!this.people[data.from[0]]) return;
 599           delete this.people[data.from[0]].tmpIds[data.from[1]];
 600           if (Object.keys(this.people[data.from[0]].tmpIds).length == 0)
 601             this.$delete(this.people, data.from[0]);
 602           else this.$forceUpdate(); //TODO: shouldn't be required
 603           break;
 604         case "getfocus": {
 605           let player = this.people[data.from[0]];
 606           if (!!player) {
 607             player.tmpIds[data.from[1]].focus = true;
 608             this.$forceUpdate(); //TODO: shouldn't be required
 609           }
 610           break;
 611         }
 612         case "losefocus": {
 613           let player = this.people[data.from[0]];
 614           if (!!player) {
 615             player.tmpIds[data.from[1]].focus = false;
 616             this.$forceUpdate(); //TODO: shouldn't be required
 617           }
 618           break;
 619         }
 620         case "askidentity": {
 621           // Request for identification
 622           const me = {
 623             // Decompose to avoid revealing email
 624             name: this.st.user.name,
 625             sid: this.st.user.sid,
 626             id: this.st.user.id
 627           };
 628           this.send("identity", { data: me, target: data.from });
 629           break;
 630         }
 631         case "identity": {
 632           const user = data.data;
 633           let player = this.people[user.sid];
 634           // player.tmpIds is already set
 635           player.name = user.name;
 636           player.id = user.id;
 637           if (this.game.type == "live") {
 638             const myGidx =
 639               this.game.players.findIndex(p => p.sid == this.st.user.sid);
 640             // Sometimes a player name isn't stored yet (TODO: why?)
 641             if (
 642               myGidx >= 0 &&
 643               !this.game.players[1 - myGidx].name &&
 644               this.game.players[1 - myGidx].sid == user.sid &&
 645               !!user.name
 646             ) {
 647               this.game.players[1-myGidx].name = user.name;
 648               GameStorage.update(
 649                 this.gameRef,
 650                 { playerName: { idx: 1 - myGidx, name: user.name } }
 651               );
 652             }
 653           }
 654           this.$forceUpdate(); //TODO: shouldn't be required
 655           // If I multi-connect, kill current connexion if no mark (I'm older)
 656           if (this.newConnect[user.sid]) {
 657             delete this.newConnect[user.sid];
 658             if (
 659               user.id > 0 &&
 660               user.id == this.st.user.id &&
 661               user.sid != this.st.user.sid
 662             ) {
 663               this.cleanBeforeDestroy();
 664               alert(this.st.tr["New connexion detected: tab now offline"]);
 665               break;
 666             }
 667           }
 668           // Ask potentially missed last state, if opponent and I play
 669           if (
 670             !this.gotLastate &&
 671             !!this.game.mycolor &&
 672             this.game.type == "live" &&
 673             this.game.players.some(p => p.sid == user.sid)
 674           ) {
 675             this.send("asklastate", { target: user.sid });
 676             let counter = 1;
 677             this.askLastate = setInterval(
 678               () => {
 679                 // Ask at most 3 times:
 680                 // if no reply after that there should be a network issue.
 681                 if (
 682                   counter < 3 &&
 683                   !this.gotLastate &&
 684                   !!this.people[user.sid]
 685                 ) {
 686                   this.send("asklastate", { target: user.sid });
 687                   counter++;
 688                 } else {
 689                   clearInterval(this.askLastate);
 690                 }
 691               },
 692               1500
 693             );
 694           }
 695           break;
 696         }
 697         case "askgame":
 698           // Send current (live or import) game,
 699           // if not asked by any of the players
 700           if (
 701             this.game.type != "corr" &&
 702             this.game.players.every(p => p.sid != data.from[0])
 703           ) {
 704             const myGame = {
 705               id: this.game.id,
 706               // FEN is current position, unused for now
 707               fen: this.game.fen,
 708               players: this.game.players,
 709               vid: this.game.vid,
 710               cadence: this.game.cadence,
 711               score: this.game.score
 712             };
 713             this.send("game", { data: myGame, target: data.from });
 714           }
 715           break;
 716         case "askfullgame":
 717           const gameToSend = Object.keys(this.game)
 718             .filter(k =>
 719               [
 720                 "id","fen","players","vid","cadence","fenStart","vname",
 721                 "moves","clocks","score","drawOffer","rematchOffer"
 722               ].includes(k))
 723             .reduce(
 724               (obj, k) => {
 725                 obj[k] = this.game[k];
 726                 return obj;
 727               },
 728               {}
 729             );
 730           this.send("fullgame", { data: gameToSend, target: data.from });
 731           break;
 732         case "fullgame":
 733           if (!!data.data.empty) {
 734             alert(this.st.tr["The game should be in another tab"]);
 735             this.$router.go(-1);
 736           }
 737           else
 738             // Callback "roomInit" to poll clients only after game is loaded
 739             this.loadVariantThenGame(data.data, this.roomInit);
 740           break;
 741         case "asklastate":
 742           // Sending informative last state if I played a move or score != "*"
 743           // If the game or moves aren't loaded yet, delay the sending:
 744           // TODO: socket init after game load, so the game is supposedly ready
 745           if (!this.game || !this.game.moves) this.lastateAsked = true;
 746           else this.sendLastate(data.from);
 747           break;
 748         case "lastate": {
 749           // Got opponent infos about last move
 750           this.gotLastate = true;
 751           this.lastate = data.data;
 752           if (this.game.rendered)
 753             // Game is rendered (Board component)
 754             this.processLastate();
 755           // Else: will be processed when game is ready
 756           break;
 757         }
 758         case "newmove": {
 759           const movePlus = data.data;
 760           const movesCount = this.game.moves.length;
 761           if (movePlus.index > movesCount) {
 762             // This can only happen if I'm an observer and missed a move.
 763             if (this.gotMoveIdx < movePlus.index)
 764               this.gotMoveIdx = movePlus.index;
 765             if (!this.gameIsLoading) this.askGameAgain();
 766           }
 767           else {
 768             if (
 769               movePlus.index < movesCount ||
 770               this.gotMoveIdx >= movePlus.index
 771             ) {
 772               // Opponent re-send but we already have the move:
 773               // (maybe he didn't receive our pingback...)
 774               this.send("gotmove", {data: movePlus.index, target: data.from});
 775             } else {
 776               this.gotMoveIdx = movePlus.index;
 777               const receiveMyMove = (movePlus.color == this.game.mycolor);
 778               const moveColIdx = ["w", "b"].indexOf(movePlus.color);
 779               if (!receiveMyMove && !!this.game.mycolor) {
 780                 // Notify opponent that I got the move:
 781                 this.send(
 782                   "gotmove",
 783                   { data: movePlus.index, target: data.from }
 784                 );
 785                 // And myself if I'm elsewhere:
 786                 if (!this.focus) {
 787                   notify(
 788                     "New move",
 789                     {
 790                       body:
 791                         (this.game.players[moveColIdx].name || "@nonymous") +
 792                         " just played."
 793                     }
 794                   );
 795                 }
 796               }
 797               if (movePlus.cancelDrawOffer) {
 798                 // Opponent refuses draw
 799                 this.drawOffer = "";
 800                 // NOTE for corr games: drawOffer reset by player in turn
 801                 if (
 802                   this.game.type == "live" &&
 803                   !!this.game.mycolor &&
 804                   !receiveMyMove
 805                 ) {
 806                   GameStorage.update(this.gameRef, { drawOffer: "" });
 807                 }
 808               }
 809               this.$refs["basegame"].play(movePlus.move, "received");
 810               this.game.clocks[moveColIdx] = movePlus.clock;
 811               this.processMove(
 812                 movePlus.move,
 813                 { receiveMyMove: receiveMyMove }
 814               );
 815             }
 816           }
 817           break;
 818         }
 819         case "gotmove": {
 820           this.opponentGotMove = true;
 821           // Now his clock starts running on my side:
 822           const oppIdx = ['w','b'].indexOf(this.vr.turn);
 823           // NOTE: next line to avoid multi-resetClocks when several tabs
 824           // on same game, resulting in a faster countdown.
 825           if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 826           this.re_setClocks();
 827           break;
 828         }
 829         case "resign":
 830           const score = (data.data == "b" ? "1-0" : "0-1");
 831           const side = (data.data == "w" ? "White" : "Black");
 832           this.gameOver(score, side + " surrender");
 833           break;
 834         case "abort":
 835           this.gameOver("?", "Stop");
 836           break;
 837         case "draw":
 838           this.gameOver("1/2", data.data);
 839           break;
 840         case "drawoffer":
 841           // NOTE: observers don't know who offered draw
 842           this.drawOffer = "received";
 843           if (!!this.game.mycolor && this.game.type == "live") {
 844             GameStorage.update(
 845               this.gameRef,
 846               { drawOffer: V.GetOppCol(this.game.mycolor) }
 847             );
 848           }
 849           break;
 850         case "rematchoffer":
 851           // NOTE: observers don't know who offered rematch
 852           this.rematchOffer = data.data ? "received" : "";
 853           if (!!this.game.mycolor && this.game.type == "live") {
 854             GameStorage.update(
 855               this.gameRef,
 856               { rematchOffer: data.data ? V.GetOppCol(this.game.mycolor) : "" }
 857             );
 858           }
 859           break;
 860         case "newgame": {
 861           // A game started, redirect if I'm playing in
 862           const gameInfo = data.data;
 863           const gameType = this.getGameType(gameInfo);
 864           if (
 865             gameType == "live" &&
 866             gameInfo.players.some(p => p.sid == this.st.user.sid)
 867           ) {
 868             this.addAndGotoLiveGame(gameInfo);
 869           } else if (
 870             gameType == "corr" &&
 871             gameInfo.players.some(p => p.id == this.st.user.id)
 872           ) {
 873             this.$router.push("/game/" + gameInfo.id);
 874           } else {
 875             this.rematchId = gameInfo.id;
 876             document.getElementById("modalRules").checked = false;
 877             document.getElementById("modalScore").checked = false;
 878             document.getElementById("modalRematch").checked = true;
 879           }
 880           break;
 881         }
 882         case "newchat": {
 883           let chat = data.data;
 884           this.$refs["chatcomp"].newChat(chat);
 885           if (this.game.type == "live") {
 886             chat.added = Date.now();
 887             if (!!this.game.mycolor)
 888               GameStorage.update(this.gameRef, { chat: chat });
 889           }
 890           if (!document.getElementById("modalChat").checked)
 891             document.getElementById("chatBtn").classList.add("somethingnew");
 892           break;
 893         }
 894       }
 895     },
 896     updateCorrGame: function(obj, callback) {
 897       ajax(
 898         "/games",
 899         "PUT",
 900         {
 901           data: {
 902             gid: this.gameRef,
 903             newObj: obj
 904           },
 905           success: () => {
 906             if (!!callback) callback();
 907           }
 908         }
 909       );
 910     },
 911     sendLastate: function(target) {
 912       // Send our "last state" informations to opponent
 913       const L = this.game.moves.length;
 914       const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 915       const myLastate = {
 916         lastMove:
 917           (L > 0 && this.vr.turn != this.game.mycolor)
 918             ? this.game.moves[L - 1]
 919             : undefined,
 920         clock: this.game.clocks[myIdx],
 921         // Since we played a move (or abort or resign),
 922         // only drawOffer=="sent" is possible
 923         drawSent: this.drawOffer == "sent" ? true : undefined,
 924         rematchSent: this.rematchOffer == "sent" ? true : undefined,
 925         score: this.game.score != "*" ? this.game.score : undefined,
 926         scoreMsg: this.game.score != "*" ? this.game.scoreMsg : undefined,
 927         movesCount: L
 928       };
 929       this.send("lastate", { data: myLastate, target: target });
 930     },
 931     // lastate was received, but maybe game wasn't ready yet:
 932     processLastate: function() {
 933       const data = this.lastate;
 934       this.lastate = undefined; //security...
 935       if (!!data.score) {
 936         const oppCol = V.GetOppCol(this.game.mycolor);
 937         if (!!data.rematchSent) {
 938           if (this.game.rematchOffer != oppCol) {
 939             // Opponent sended rematch offer while we were offline:
 940             this.rematchOffer = "received";
 941             GameStorage.update(
 942               this.gameRef,
 943               { rematchOffer: oppCol }
 944             );
 945           }
 946         }
 947         else {
 948           if (this.game.rematchOffer == oppCol) {
 949             // Opponent cancelled rematch offer while we were offline:
 950             this.rematchOffer = "";
 951             GameStorage.update(
 952               this.gameRef,
 953               { rematchOffer: "" }
 954             );
 955           }
 956         }
 957       }
 958       else {
 959         const L = this.game.moves.length;
 960         const oppIdx = 1 - ["w", "b"].indexOf(this.game.mycolor);
 961         this.game.clocks[oppIdx] = data.clock;
 962         if (data.movesCount > L) {
 963           // Just got last move from him
 964           this.$refs["basegame"].play(data.lastMove, "received");
 965           this.processMove(data.lastMove);
 966         } else {
 967           if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 968           this.re_setClocks();
 969         }
 970         if (!!data.drawSent) this.drawOffer = "received";
 971         if (!!data.score) {
 972           this.drawOffer = "";
 973           if (this.game.score == "*")
 974             this.gameOver(data.score, data.scoreMsg);
 975         }
 976       }
 977     },
 978     clickDraw: function() {
 979       if (!this.game.mycolor || this.game.type == "import") return;
 980       if (["received", "threerep"].includes(this.drawOffer)) {
 981         if (!confirm(this.st.tr["Accept draw?"])) return;
 982         const message =
 983           this.drawOffer == "received"
 984             ? "Mutual agreement"
 985             : "Three repetitions";
 986         this.send("draw", { data: message });
 987         this.gameOver("1/2", message);
 988       } else if (this.drawOffer == "") {
 989         // No effect if drawOffer == "sent"
 990         if (this.game.mycolor != this.vr.turn) {
 991           alert(this.st.tr["Draw offer only in your turn"]);
 992           return;
 993         }
 994         if (!confirm(this.st.tr["Offer draw?"])) return;
 995         this.drawOffer = "sent";
 996         this.send("drawoffer");
 997         if (this.game.type == "live") {
 998           GameStorage.update(
 999             this.gameRef,
1000             { drawOffer: this.game.mycolor }
1001           );
1002         } else this.updateCorrGame({ drawOffer: this.game.mycolor });
1003       }
1004     },
1005     addAndGotoLiveGame: function(gameInfo, callback) {
1006       const game = Object.assign(
1007         {},
1008         gameInfo,
1009         {
1010           // (other) Game infos: constant
1011           fenStart: gameInfo.fen,
1012           vname: this.game.vname,
1013           created: Date.now(),
1014           // Game state (including FEN): will be updated
1015           moves: [],
1016           clocks: [-1, -1], //-1 = unstarted
1017           score: "*"
1018         }
1019       );
1020       GameStorage.add(game, (err) => {
1021         // No error expected.
1022         if (!err) {
1023           if (this.st.settings.sound)
1024             new Audio("/sounds/newgame.flac").play().catch(() => {});
1025           if (!!callback) callback();
1026           this.$router.push("/game/" + gameInfo.id);
1027         }
1028       });
1029     },
1030     clickRematch: function() {
1031       if (!this.game.mycolor || this.game.type == "import") return;
1032       if (this.rematchOffer == "received") {
1033         // Start a new game!
1034         let gameInfo = {
1035           id: getRandString(), //ignored if corr
1036           fen: V.GenRandInitFen(this.game.randomness),
1037           players: this.game.players.reverse(),
1038           vid: this.game.vid,
1039           cadence: this.game.cadence
1040         };
1041         const notifyNewGame = () => {
1042           const oppsid = this.getOppsid(); //may be null
1043           this.send("rnewgame", { data: gameInfo, oppsid: oppsid });
1044           // To main Hall if corr game:
1045           if (this.game.type == "corr")
1046             this.send("newgame", { data: gameInfo, page: "/" });
1047           // Also to MyGames page:
1048           this.notifyMyGames("newgame", gameInfo);
1049         };
1050         if (this.game.type == "live")
1051           this.addAndGotoLiveGame(gameInfo, notifyNewGame);
1052         else {
1053           // corr game
1054           ajax(
1055             "/games",
1056             "POST",
1057             {
1058               // cid is useful to delete the challenge:
1059               data: { gameInfo: gameInfo },
1060               success: (response) => {
1061                 gameInfo.id = response.gameId;
1062                 notifyNewGame();
1063                 this.$router.push("/game/" + response.gameId);
1064               }
1065             }
1066           );
1067         }
1068       } else if (this.rematchOffer == "") {
1069         this.rematchOffer = "sent";
1070         this.send("rematchoffer", { data: true });
1071         if (this.game.type == "live") {
1072           GameStorage.update(
1073             this.gameRef,
1074             { rematchOffer: this.game.mycolor }
1075           );
1076         } else this.updateCorrGame({ rematchOffer: this.game.mycolor });
1077       } else if (this.rematchOffer == "sent") {
1078         // Toggle rematch offer (on --> off)
1079         this.rematchOffer = "";
1080         this.send("rematchoffer", { data: false });
1081         if (this.game.type == "live") {
1082           GameStorage.update(
1083             this.gameRef,
1084             { rematchOffer: '' }
1085           );
1086         } else this.updateCorrGame({ rematchOffer: 'n' });
1087       }
1088     },
1089     abortGame: function() {
1090       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"]))
1091         return;
1092       this.gameOver("?", "Stop");
1093       this.send("abort");
1094     },
1095     resign: function() {
1096       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
1097         return;
1098       this.send("resign", { data: this.game.mycolor });
1099       const score = (this.game.mycolor == "w" ? "0-1" : "1-0");
1100       const side = (this.game.mycolor == "w" ? "White" : "Black");
1101       this.gameOver(score, side + " surrender");
1102     },
1103     loadGame: function(game, callback) {
1104       const gtype = game.type || this.getGameType(game);
1105       const tc = extractTime(game.cadence);
1106       const myIdx = game.players.findIndex(p => {
1107         return p.sid == this.st.user.sid || p.id == this.st.user.id;
1108       });
1109       // Sometimes the name isn't stored yet (TODO: why?)
1110       if (
1111         myIdx >= 0 &&
1112         gtype == "live" &&
1113         !game.players[myIdx].name &&
1114         !!this.st.user.name
1115       ) {
1116         game.players[myIdx].name = this.st.user.name;
1117         GameStorage.update(
1118           game.id,
1119           { playerName: { idx: myIdx, name: this.st.user.name } }
1120         );
1121       }
1122       // "mycolor" is undefined for observers
1123       const mycolor = [undefined, "w", "b"][myIdx + 1];
1124       if (gtype == "corr") {
1125         if (mycolor == 'w') game.chatRead = game.chatReadWhite;
1126         else if (mycolor == 'b') game.chatRead = game.chatReadBlack;
1127         // NOTE: clocks in seconds
1128         game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
1129         game.clocks = [tc.mainTime, tc.mainTime];
1130         const L = game.moves.length;
1131         if (game.score == "*") {
1132           // Adjust clocks
1133           if (L >= 2) {
1134             game.clocks[L % 2] -=
1135               (Date.now() - game.moves[L-1].played) / 1000;
1136           }
1137         }
1138         // Now that we used idx and played, re-format moves as for live games
1139         game.moves = game.moves.map(m => m.squares);
1140       }
1141       else if (gtype == "live") {
1142         if (game.clocks[0] < 0) {
1143           // Game is unstarted. clock is ignored until move 2
1144           game.clocks = [tc.mainTime, tc.mainTime];
1145           if (myIdx >= 0) {
1146             // I play in this live game
1147             GameStorage.update(
1148               game.id,
1149               { clocks: game.clocks }
1150             );
1151           }
1152         } else {
1153           if (!!game.initime)
1154             // It's my turn: clocks not updated yet
1155             game.clocks[myIdx] -= (Date.now() - game.initime) / 1000;
1156         }
1157       }
1158       else
1159         // gtype == "import"
1160         game.clocks = [tc.mainTime, tc.mainTime];
1161       // Live games before 26/03/2020 don't have chat history:
1162       if (!game.chats) game.chats = []; //TODO: remove line
1163       // Sort chat messages from newest to oldest
1164       game.chats.sort((c1, c2) => c2.added - c1.added);
1165       if (
1166         myIdx >= 0 &&
1167         game.chats.length > 0 &&
1168         (!game.chatRead || game.chatRead < game.chats[0].added)
1169       ) {
1170         // A chat message arrived since my last reading:
1171         document.getElementById("chatBtn").classList.add("somethingnew");
1172       }
1173       // TODO: merge next 2 "if" conditions
1174       if (!!game.drawOffer) {
1175         if (game.drawOffer == "t")
1176           // Three repetitions
1177           this.drawOffer = "threerep";
1178         else {
1179           // Draw offered by any of the players:
1180           if (myIdx < 0) this.drawOffer = "received";
1181           else {
1182             // I play in this game:
1183             if (
1184               (game.drawOffer == "w" && myIdx == 0) ||
1185               (game.drawOffer == "b" && myIdx == 1)
1186             )
1187               this.drawOffer = "sent";
1188             else this.drawOffer = "received";
1189           }
1190         }
1191       }
1192       if (!!game.rematchOffer) {
1193         if (myIdx < 0) this.rematchOffer = "received";
1194         else {
1195           // I play in this game:
1196           if (
1197             (game.rematchOffer == "w" && myIdx == 0) ||
1198             (game.rematchOffer == "b" && myIdx == 1)
1199           ) {
1200             this.rematchOffer = "sent";
1201           }
1202           else this.rematchOffer = "received";
1203         }
1204       }
1205       this.repeat = {}; //reset: scan past moves' FEN:
1206       let repIdx = 0;
1207       this.vr = new V(game.fenStart);
1208       let curTurn = "n";
1209       game.moves.forEach(m => {
1210         playMove(m, this.vr);
1211         const fenIdx = this.vr.getFenForRepeat();
1212         this.repeat[fenIdx] = this.repeat[fenIdx]
1213           ? this.repeat[fenIdx] + 1
1214           : 1;
1215       });
1216       // Imported games don't have current FEN
1217       if (!game.fen) game.fen = this.vr.getFen();
1218       if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
1219       this.game = Object.assign(
1220         // NOTE: assign mycolor here, since BaseGame could also be VS computer
1221         {
1222           type: gtype,
1223           increment: tc.increment,
1224           mycolor: mycolor,
1225           // opponent sid not strictly required (or available), but easier
1226           // at least oppsid or oppid is available anyway:
1227           oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
1228           oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].id
1229         },
1230         game
1231       );
1232       this.$refs["basegame"].re_setVariables(this.game);
1233       if (!this.gameIsLoading) {
1234         // Initial loading:
1235         this.gotMoveIdx = game.moves.length - 1;
1236         // If we arrive here after 'nextGame' action, the board might be hidden
1237         let boardDiv = document.querySelector(".game");
1238         if (!!boardDiv && boardDiv.style.visibility == "hidden")
1239           boardDiv.style.visibility = "visible";
1240       }
1241       this.re_setClocks();
1242       this.$nextTick(() => {
1243         this.game.rendered = true;
1244         // Did lastate arrive before game was rendered?
1245         if (this.lastate) this.processLastate();
1246       });
1247       if (this.lastateAsked) {
1248         this.lastateAsked = false;
1249         this.sendLastate(game.oppsid);
1250       }
1251       if (this.gameIsLoading) {
1252         this.gameIsLoading = false;
1253         if (this.gotMoveIdx >= game.moves.length)
1254           // Some moves arrived meanwhile...
1255           this.askGameAgain();
1256       }
1257       if (!!callback) callback();
1258     },
1259     loadVariantThenGame: async function(game, callback) {
1260       await import("@/variants/" + game.vname + ".js")
1261       .then((vModule) => {
1262         window.V = vModule[game.vname + "Rules"];
1263         this.loadGame(game, callback);
1264       });
1265       // (AJAX) Request to get rules content (plain text, HTML)
1266       this.rulesContent =
1267         require(
1268           "raw-loader!@/translations/rules/" +
1269           game.vname + "/" +
1270           this.st.lang + ".pug"
1271         )
1272         // Next two lines fix a weird issue after last update (2019-11)
1273         .replace(/\\n/g, " ")
1274         .replace(/\\"/g, '"')
1275         .replace('module.exports = "', "")
1276         .replace(/"$/, "")
1277         .replace(/(fen:)([^:]*):/g, replaceByDiag);
1278     },
1279     // 3 cases for loading a game:
1280     //  - from indexedDB (running or completed live game I play)
1281     //  - from server (one correspondance game I play[ed] or not)
1282     //  - from remote peer (one live game I don't play, finished or not)
1283     fetchGame: function(callback) {
1284       if (Number.isInteger(this.gameRef) || !isNaN(parseInt(this.gameRef))) {
1285         // corr games identifiers are integers
1286         ajax(
1287           "/games",
1288           "GET",
1289           {
1290             data: { gid: this.gameRef },
1291             success: (res) => {
1292               res.game.moves.forEach(m => {
1293                 m.squares = JSON.parse(m.squares);
1294               });
1295               callback(res.game);
1296             }
1297           }
1298         );
1299       }
1300       else if (!!this.gameRef.match(/^i/))
1301         // Game import (maybe remote)
1302         ImportgameStorage.get(this.gameRef, callback);
1303       else
1304         // Local live game (or remote)
1305         GameStorage.get(this.gameRef, callback);
1306     },
1307     re_setClocks: function() {
1308       this.virtualClocks = this.game.clocks.map(s => ppt(s).split(':'));
1309       if (this.game.moves.length < 2 || this.game.score != "*") {
1310         // 1st move not completed yet, or game over: freeze time
1311         return;
1312       }
1313       const currentTurn = this.vr.turn;
1314       const currentMovesCount = this.game.moves.length;
1315       const colorIdx = ["w", "b"].indexOf(currentTurn);
1316       this.clockUpdate = setInterval(
1317         () => {
1318           if (
1319             this.game.clocks[colorIdx] < 0 ||
1320             this.game.moves.length > currentMovesCount ||
1321             this.game.score != "*"
1322           ) {
1323             clearInterval(this.clockUpdate);
1324             this.clockUpdate = null;
1325             if (this.game.clocks[colorIdx] < 0)
1326               this.gameOver(
1327                 currentTurn == "w" ? "0-1" : "1-0",
1328                 "Time"
1329               );
1330           } else {
1331             this.$set(
1332               this.virtualClocks,
1333               colorIdx,
1334               ppt(Math.max(0, --this.game.clocks[colorIdx])).split(':')
1335             );
1336           }
1337         },
1338         1000
1339       );
1340     },
1341     // Update variables and storage after a move:
1342     processMove: function(move, data) {
1343       if (this.game.type == "import")
1344         // Shouldn't receive any messages in this mode:
1345         return;
1346       if (!data) data = {};
1347       const moveCol = this.vr.turn;
1348       const colorIdx = ["w", "b"].indexOf(moveCol);
1349       const nextIdx = 1 - colorIdx;
1350       const doProcessMove = () => {
1351         const origMovescount = this.game.moves.length;
1352         // The move is (about to be) played: stop clock
1353         clearInterval(this.clockUpdate);
1354         this.clockUpdate = null;
1355         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1356           if (this.drawOffer == "received")
1357             // I refuse draw
1358             this.drawOffer = "";
1359           if (this.game.type == "live" && origMovescount >= 2) {
1360             this.game.clocks[colorIdx] += this.game.increment;
1361             // For a correct display in casqe of disconnected opponent:
1362             this.$set(
1363               this.virtualClocks,
1364               colorIdx,
1365               ppt(this.game.clocks[colorIdx]).split(':')
1366             );
1367             GameStorage.update(this.gameRef, {
1368               // It's not my turn anymore:
1369               initime: null
1370             });
1371           }
1372         }
1373         // Update current game object:
1374         playMove(move, this.vr);
1375         if (!data.score)
1376           // Received move, score is computed in BaseGame, but maybe not yet.
1377           // ==> Compute it here, although this is redundant (TODO)
1378           data.score = this.vr.getCurrentScore();
1379         if (data.score != "*") this.gameOver(data.score);
1380         this.game.moves.push(move);
1381         this.game.fen = this.vr.getFen();
1382         if (this.game.type == "corr") {
1383           // In corr games, just reset clock to mainTime:
1384           this.game.clocks[colorIdx] = extractTime(this.game.cadence).mainTime;
1385         }
1386         // If repetition detected, consider that a draw offer was received:
1387         const fenObj = this.vr.getFenForRepeat();
1388         this.repeat[fenObj] =
1389           !!this.repeat[fenObj]
1390             ? this.repeat[fenObj] + 1
1391             : 1;
1392         if (this.repeat[fenObj] >= 3) this.drawOffer = "threerep";
1393         else if (this.drawOffer == "threerep") this.drawOffer = "";
1394         if (!!this.game.mycolor && !data.receiveMyMove) {
1395           // NOTE: 'var' to see that variable outside this block
1396           var filtered_move = getFilteredMove(move);
1397         }
1398         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1399           // Notify turn on MyGames page:
1400           this.notifyMyGames(
1401             "turn",
1402             {
1403               gid: this.gameRef,
1404               turn: this.vr.turn
1405             }
1406           );
1407         }
1408         // Since corr games are stored at only one location, update should be
1409         // done only by one player for each move:
1410         if (
1411           this.game.type == "live" &&
1412           !!this.game.mycolor &&
1413           moveCol != this.game.mycolor &&
1414           this.game.moves.length >= 2
1415         ) {
1416           // Receive a move: update initime
1417           this.game.initime = Date.now();
1418           GameStorage.update(this.gameRef, {
1419             // It's my turn now!
1420             initime: this.game.initime
1421           });
1422         }
1423         if (
1424           !!this.game.mycolor &&
1425           !data.receiveMyMove &&
1426           (this.game.type == "live" || moveCol == this.game.mycolor)
1427         ) {
1428           let drawCode = "";
1429           switch (this.drawOffer) {
1430             case "threerep":
1431               drawCode = "t";
1432               break;
1433             case "sent":
1434               drawCode = this.game.mycolor;
1435               break;
1436             case "received":
1437               drawCode = V.GetOppCol(this.game.mycolor);
1438               break;
1439           }
1440           if (this.game.type == "corr") {
1441             // corr: only move, fen and score
1442             this.updateCorrGame({
1443               fen: this.game.fen,
1444               move: {
1445                 squares: filtered_move,
1446                 idx: origMovescount
1447               },
1448               // Code "n" for "None" to force reset (otherwise it's ignored)
1449               drawOffer: drawCode || "n"
1450             });
1451           }
1452           else {
1453             const updateStorage = () => {
1454               GameStorage.update(this.gameRef, {
1455                 fen: this.game.fen,
1456                 move: filtered_move,
1457                 moveIdx: origMovescount,
1458                 clocks: this.game.clocks,
1459                 drawOffer: drawCode
1460               });
1461             };
1462             // The active tab can update storage immediately
1463             if (this.focus) updateStorage();
1464             // Small random delay otherwise
1465             else setTimeout(updateStorage, 500 + 1000 * Math.random());
1466           }
1467         }
1468         // Send move ("newmove" event) to people in the room (if our turn)
1469         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1470           let sendMove = {
1471             move: filtered_move,
1472             index: origMovescount,
1473             // color is required to check if this is my move
1474             // (if several tabs opened)
1475             color: moveCol,
1476             cancelDrawOffer: this.drawOffer == ""
1477           };
1478           if (this.game.type == "live")
1479             sendMove["clock"] = this.game.clocks[colorIdx];
1480           // (Live) Clocks will re-start when the opponent pingback arrive
1481           this.opponentGotMove = false;
1482           this.send("newmove", {data: sendMove});
1483           // If the opponent doesn't reply gotmove soon enough, re-send move:
1484           // Do this at most 2 times, because mpore would mean network issues,
1485           // opponent would then be expected to disconnect/reconnect.
1486           let counter = 1;
1487           const currentUrl = document.location.href;
1488           this.retrySendmove = setInterval(
1489             () => {
1490               if (
1491                 counter >= 3 ||
1492                 this.opponentGotMove ||
1493                 document.location.href != currentUrl //page change
1494               ) {
1495                 clearInterval(this.retrySendmove);
1496                 return;
1497               }
1498               const oppsid = this.getOppsid();
1499               if (!oppsid)
1500                 // Opponent is disconnected: he'll ask last state
1501                 clearInterval(this.retrySendmove);
1502               else {
1503                 this.send("newmove", { data: sendMove, target: oppsid });
1504                 counter++;
1505               }
1506             },
1507             1500
1508           );
1509         }
1510         else
1511           // Not my move or I'm an observer: just start other player's clock
1512           this.re_setClocks();
1513       };
1514       if (
1515         this.game.type == "corr" &&
1516         moveCol == this.game.mycolor &&
1517         !data.receiveMyMove
1518       ) {
1519         let boardDiv = document.querySelector(".game");
1520         const afterSetScore = () => {
1521           doProcessMove();
1522           if (this.st.settings.gotonext && this.nextIds.length > 0)
1523             this.showNextGame();
1524           else {
1525             // The board might have been hidden:
1526             if (boardDiv.style.visibility == "hidden")
1527               boardDiv.style.visibility = "visible";
1528             if (data.score == "*") this.re_setClocks();
1529           }
1530         };
1531         let el = document.querySelector("#buttonsConfirm > .acceptBtn");
1532         // We may play several moves in a row: in case of, remove listener:
1533         let elClone = el.cloneNode(true);
1534         el.parentNode.replaceChild(elClone, el);
1535         elClone.addEventListener(
1536           "click",
1537           () => {
1538             document.getElementById("modalConfirm").checked = false;
1539             if (!!data.score && data.score != "*")
1540               // Set score first
1541               this.gameOver(data.score, null, afterSetScore);
1542             else afterSetScore();
1543           }
1544         );
1545         // PlayOnBoard is enough, and more appropriate for Synchrone Chess
1546         const arMove = (Array.isArray(move) ? move : [move]);
1547         for (let i = 0; i < arMove.length; i++)
1548           V.PlayOnBoard(this.vr.board, arMove[i]);
1549         const position = this.vr.getBaseFen();
1550         for (let i = arMove.length - 1; i >= 0; i--)
1551           V.UndoOnBoard(this.vr.board, arMove[i]);
1552         if (["all","byrow"].includes(V.ShowMoves)) {
1553           this.curDiag = getDiagram({
1554             position: position,
1555             orientation: V.CanFlip ? this.game.mycolor : "w"
1556           });
1557           document.querySelector("#confirmDiv > .card").style.width =
1558             boardDiv.offsetWidth + "px";
1559         } else {
1560           // Incomplete information: just ask confirmation
1561           // Hide the board, because otherwise it could reveal infos
1562           boardDiv.style.visibility = "hidden";
1563           this.moveNotation = getFullNotation(move);
1564         }
1565         document.getElementById("modalConfirm").checked = true;
1566       }
1567       else {
1568         // Normal situation
1569         if (!!data.score && data.score != "*")
1570           this.gameOver(data.score, null, doProcessMove);
1571         else doProcessMove();
1572       }
1573     },
1574     cancelMove: function() {
1575       let boardDiv = document.querySelector(".game");
1576       if (boardDiv.style.visibility == "hidden")
1577         boardDiv.style.visibility = "visible";
1578       document.getElementById("modalConfirm").checked = false;
1579       this.$refs["basegame"].cancelLastMove();
1580     },
1581     // In corr games, callback to change page only after score is set:
1582     gameOver: function(score, scoreMsg, callback) {
1583       this.game.score = score;
1584       if (!scoreMsg) scoreMsg = getScoreMessage(score);
1585       this.game.scoreMsg = scoreMsg;
1586       document.getElementById("modalRules").checked = false;
1587       // Display result in a un-missable way:
1588       document.getElementById("modalScore").checked = true;
1589       this.$set(this.game, "scoreMsg", scoreMsg);
1590       const myIdx = this.game.players.findIndex(p => {
1591         return p.sid == this.st.user.sid || p.id == this.st.user.id;
1592       });
1593       if (myIdx >= 0) {
1594         // OK, I play in this game
1595         const scoreObj = {
1596           score: score,
1597           scoreMsg: scoreMsg
1598         };
1599         if (this.game.type == "live") {
1600           GameStorage.update(this.gameRef, scoreObj);
1601           // Notify myself locally if I'm elsewhere:
1602           if (!this.focus) {
1603             notify(
1604               "Game over",
1605               { body: score + " : " + scoreMsg }
1606             );
1607           }
1608           if (!!callback) callback();
1609         }
1610         else this.updateCorrGame(scoreObj, callback);
1611         // Notify the score to main Hall.
1612         // TODO: only one player (currently double send)
1613         this.send("result", { gid: this.game.id, score: score });
1614         // Also to MyGames page (TODO: doubled as well...)
1615         this.notifyMyGames(
1616           "score",
1617           {
1618             gid: this.gameRef,
1619             score: score
1620           }
1621         );
1622       }
1623       else if (!!callback) callback();
1624     }
1625   }
1626 };
1627 </script>
1628
1629 <style lang="sass" scoped>
1630 #scoreDiv > .card, #rematchDiv > .card
1631   padding: 10px 0
1632   max-width: 430px
1633
1634 #rulesDiv > .card
1635   padding: 5px 0
1636   max-width: 50%
1637   max-height: 100%
1638   @media screen and (max-width: 1500px)
1639     max-width: 67%
1640   @media screen and (max-width: 1024px)
1641     max-width: 85%
1642   @media screen and (max-width: 767px)
1643     max-width: 100%
1644
1645 p.score-section
1646   margin: 0
1647   font-size: 1.3em
1648   span.score
1649     font-weight: bold
1650
1651 .connected
1652   background-color: lightgreen
1653
1654 #participants
1655   margin-left: 5px
1656
1657 .anonymous
1658   color: grey
1659   font-style: italic
1660
1661 #playersInfo > p
1662   margin: 0
1663
1664 @media screen and (max-width: 767px)
1665   .game
1666     width: 100%
1667
1668 #actions
1669   display: inline-block
1670   margin: 0
1671
1672 button
1673   display: inline-block
1674   margin: 0
1675   display: inline-flex
1676   img
1677     height: 22px
1678     display: flex
1679     @media screen and (max-width: 767px)
1680       height: 18px
1681
1682 #aboveBoard
1683   text-align: center
1684
1685 .variant-cadence
1686   padding-right: 10px
1687
1688 .variant-name
1689   font-weight: bold
1690   padding-right: 10px
1691
1692 span#nextGame
1693   background-color: #edda99
1694   cursor: pointer
1695   display: inline-block
1696   margin-right: 10px
1697
1698 span.separator
1699   display: inline-block
1700   margin: 0
1701   padding: 0
1702   width: 10px
1703
1704 span.name
1705   font-size: 1.5rem
1706   @media screen and (max-width: 767px)
1707     font-size: 1.2rem
1708   padding: 0 3px
1709
1710 span.time
1711   font-size: 2rem
1712   @media screen and (max-width: 767px)
1713     font-size: 1.5rem
1714   display: inline-block
1715   .time-left
1716     margin-left: 10px
1717   .time-right
1718     margin-left: 5px
1719   .time-separator
1720     margin-left: 5px
1721     position: relative
1722     top: -1px
1723
1724 span.yourturn
1725   color: #831B1B
1726   .time-separator
1727     animation: blink-animation 2s steps(3, start) infinite
1728 @keyframes blink-animation
1729   to
1730     visibility: hidden
1731
1732 .split-names
1733   display: inline-block
1734   margin: 0 15px
1735
1736 #chatWrap > .card
1737   padding-top: 20px
1738   max-width: 767px
1739   border: none
1740
1741 #confirmDiv > .card
1742   max-width: 767px
1743   max-height: 100%
1744
1745 .draw-sent, .draw-sent:hover
1746   background-color: lightyellow
1747
1748 .draw-received, .draw-received:hover
1749   background-color: lightgreen
1750
1751 .draw-threerep, .draw-threerep:hover
1752   background-color: #e4d1fc
1753
1754 .rematch-sent, .rematch-sent:hover
1755   background-color: lightyellow
1756
1757 .rematch-received, .rematch-received:hover
1758   background-color: lightgreen
1759
1760 .somethingnew
1761   background-color: #c5fefe
1762
1763 .diagram
1764   margin: 0 auto
1765   width: 100%
1766
1767 #buttonsConfirm
1768   margin: 0
1769   & > button > span
1770     width: 100%
1771     text-align: center
1772
1773 button.acceptBtn
1774   background-color: lightgreen
1775 button.refuseBtn
1776   background-color: red
1777
1778 h4#variantNameInGame
1779   cursor: pointer
1780   text-align: center
1781   text-decoration: underline
1782   font-weight: bold
1783 </style>
1784
1785 <style lang="sass">
1786 @import "@/styles/_rules.sass"
1787 @import "@/styles/_board_squares_img.sass"
1788 </style>