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