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       a#variantNameInGame(:href="'/#/variants/'+game.vname") {{ 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="!!p.name"
  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           UserBio.user-bio(
 124             :class="{connected: isConnected(0)}"
 125             :uid="game.players[0].id"
 126             :uname="game.players[0].name"
 127           )
 128           span.time(
 129             v-if="game.score=='*'"
 130             :class="{yourturn: !!vr && vr.turn == 'w'}"
 131           )
 132             span.time-left {{ virtualClocks[0][0] }}
 133             span.time-separator(v-if="!!virtualClocks[0][1]") :
 134             span.time-right(v-if="!!virtualClocks[0][1]")
 135               | {{ virtualClocks[0][1] }}
 136           span.split-names -
 137           UserBio.user-bio(
 138             :class="{connected: isConnected(1)}"
 139             :uid="game.players[1].id"
 140             :uname="game.players[1].name"
 141           )
 142           span.time(
 143             v-if="game.score=='*'"
 144             :class="{yourturn: !!vr && vr.turn == 'b'}"
 145           )
 146             span.time-left {{ virtualClocks[1][0] }}
 147             span.time-separator(v-if="!!virtualClocks[1][1]") :
 148             span.time-right(v-if="!!virtualClocks[1][1]")
 149               | {{ virtualClocks[1][1] }}
 150         div(v-else)
 151           UserBio.user-bio(
 152             :class="{connected: isConnected(0)}"
 153             :uid="game.players[0].id"
 154             :uname="game.players[0].name"
 155           )
 156           span.split-names -
 157           UserBio.user-bio(
 158             :class="{connected: isConnected(1)}"
 159             :uid="game.players[1].id"
 160             :uname="game.players[1].name"
 161           )
 162           div(v-if="game.score=='*'")
 163             span.time(:class="{yourturn: !!vr && vr.turn == 'w'}")
 164               span.time-left {{ virtualClocks[0][0] }}
 165               span.time-separator(v-if="!!virtualClocks[0][1]") :
 166               span.time-right(v-if="!!virtualClocks[0][1]")
 167                 | {{ virtualClocks[0][1] }}
 168             span.separator
 169             span.time(:class="{yourturn: !!vr && vr.turn == 'b'}")
 170               span.time-left {{ virtualClocks[1][0] }}
 171               span.time-separator(v-if="!!virtualClocks[1][1]") :
 172               span.time-right(v-if="!!virtualClocks[1][1]")
 173                 | {{ virtualClocks[1][1] }}
 174   BaseGame(
 175     ref="basegame"
 176     :game="game"
 177     @newmove="processMove"
 178   )
 179 </template>
 180
 181 <script>
 182 // TODO: this will be a component instead ?
 183 // If simultaneous games, no "rematch" button
 184
 185 // simult : open connexion to rooms from list, in all (if I'm the "simultaneer" --> TODO: indicate sid + side [random,white, black] in challenge)
 186 // if I'm just one of the players (one game), just one game.
 187 // view "Game_s", with pug list of components Game.
 188 // generally only one element, unless I'm the simultaneer.
 189 // Add messages ?
 190
 191 import BaseGame from "@/components/BaseGame.vue";
 192 import UserBio from "@/components/UserBio.vue";
 193 import Chat from "@/components/Chat.vue";
 194 import { store } from "@/store";
 195 import { GameStorage } from "@/utils/gameStorage";
 196 import { ImportgameStorage } from "@/utils/importgameStorage";
 197 import { ppt } from "@/utils/datetime";
 198 import { notify } from "@/utils/notifications";
 199 import { ajax } from "@/utils/ajax";
 200 import { extractTime } from "@/utils/timeControl";
 201 import { getRandString } from "@/utils/alea";
 202 import { getScoreMessage } from "@/utils/scoring";
 203 import { getFullNotation } from "@/utils/notation";
 204 import { getDiagram, replaceByDiag } from "@/utils/printDiagram";
 205 import { processModalClick } from "@/utils/modalClick";
 206 import { playMove, getFilteredMove } from "@/utils/playUndo";
 207 import { ArrayFun } from "@/utils/array";
 208 import params from "@/parameters";
 209 export default {
 210   name: "my-game",
 211   components: {
 212     BaseGame,
 213     Chat,
 214     UserBio
 215   },
 216   data: function() {
 217     return {
 218       st: store.state,
 219       // gameRef can point to a corr game, local game or remote live game
 220       gameRef: "",
 221       nextIds: [],
 222       game: {}, //passed to BaseGame
 223       focus: !document.hidden, //will not always work... TODO
 224       // virtualClocks will be initialized from true game.clocks
 225       // TODO: clock update triggers re-rendering. Should be out of Vue
 226       virtualClocks: [],
 227       vr: null, //"variant rules" object initialized from FEN
 228       rulesContent: "",
 229       drawOffer: "",
 230       rematchId: "",
 231       rematchOffer: "",
 232       lastateAsked: false,
 233       people: {}, //players + observers
 234       lastate: undefined, //used if opponent send lastate before game is ready
 235       repeat: {}, //detect position repetition
 236       curDiag: "", //for corr moves confirmation
 237       conn: null,
 238       roomInitialized: false,
 239       // If asklastate got no reply, ask again:
 240       gotLastate: false,
 241       gotMoveIdx: -1, //last move index received
 242       // If newmove got no pingback, send again:
 243       opponentGotMove: false,
 244       connexionString: "",
 245       socketCloseListener: 0,
 246       // Incomplete info games: show move played
 247       moveNotation: "",
 248       // Intervals from setInterval():
 249       askLastate: null,
 250       retrySendmove: null,
 251       clockUpdate: null,
 252       // Related to (killing of) self multi-connects:
 253       newConnect: {}
 254     };
 255   },
 256   watch: {
 257     $route: function(to, from) {
 258       if (to.path.length < 6 || to.path.substr(0, 6) != "/game/")
 259         // Page change
 260         this.cleanBeforeDestroy();
 261       else if (from.params["id"] != to.params["id"]) {
 262         // Change everything:
 263         this.cleanBeforeDestroy();
 264         let boardDiv = document.querySelector(".game");
 265         if (!!boardDiv)
 266           // In case of incomplete information variant:
 267           boardDiv.style.visibility = "hidden";
 268         this.atCreation();
 269       }
 270       else
 271         // Same game ID
 272         this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 273     }
 274   },
 275   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 276   created: function() {
 277     this.atCreation();
 278   },
 279   mounted: function() {
 280     document.getElementById("chatWrap")
 281       .addEventListener("click", (e) => {
 282         processModalClick(e, () => {
 283           this.toggleChat("close")
 284         });
 285       });
 286     ["rulesDiv", "rematchDiv", "scoreDiv"].forEach(
 287       (eltName) => {
 288         document.getElementById(eltName)
 289           .addEventListener("click", processModalClick);
 290       }
 291     );
 292   },
 293   beforeDestroy: function() {
 294     this.cleanBeforeDestroy();
 295   },
 296   methods: {
 297     cleanBeforeDestroy: function() {
 298       clearInterval(this.socketCloseListener);
 299       document.removeEventListener('visibilitychange', this.visibilityChange);
 300       window.removeEventListener('focus', this.onFocus);
 301       window.removeEventListener('blur', this.onBlur);
 302       if (!!this.askLastate) clearInterval(this.askLastate);
 303       if (!!this.retrySendmove) clearInterval(this.retrySendmove);
 304       if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 305       this.conn.removeEventListener("message", this.socketMessageListener);
 306       this.send("disconnect");
 307       this.conn = null;
 308     },
 309     visibilityChange: function() {
 310       // TODO: Use document.hidden? https://webplatform.news/issues/2019-03-27
 311       this.focus = (document.visibilityState == "visible");
 312       this.send(this.focus ? "getfocus" : "losefocus");
 313     },
 314     onFocus: function() {
 315       this.focus = true;
 316       this.send("getfocus");
 317     },
 318     onBlur: function() {
 319       this.focus = false;
 320       this.send("losefocus");
 321     },
 322     isLargeScreen: function() {
 323       return window.innerWidth >= 768;
 324     },
 325     btnTooltipClass: function(thing) {
 326       let append = {};
 327       if (!!thing) append = { [thing + "-" + this[thing + "Offer"]]: true };
 328       return (
 329         Object.assign(
 330           { tooltip: !("ontouchstart" in window) },
 331           append
 332         )
 333       );
 334     },
 335     someAnonymousPresent: function() {
 336       return (
 337         Object.values(this.people).some(p =>
 338           !p.name && Object.keys(p.tmpIds).some(x => p.tmpIds[x].focus)
 339         )
 340       );
 341     },
 342     atCreation: function() {
 343       document.addEventListener('visibilitychange', this.visibilityChange);
 344       window.addEventListener('focus', this.onFocus);
 345       window.addEventListener('blur', this.onBlur);
 346       // 0] (Re)Set variables
 347       this.gameRef = this.$route.params["id"];
 348       // next = next corr games IDs to navigate faster (if applicable)
 349       this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 350       // Always add myself to players' list
 351       const my = this.st.user;
 352       const tmpId = getRandString();
 353       this.$set(
 354         this.people,
 355         my.sid,
 356         {
 357           id: my.id,
 358           name: my.name,
 359           tmpIds: {
 360             tmpId: { focus: true }
 361           }
 362         }
 363       );
 364       this.game = {
 365         players: [{ name: "" }, { name: "" }],
 366         chats: [],
 367         rendered: false
 368       };
 369       let chatComp = this.$refs["chatcomp"];
 370       if (!!chatComp) chatComp.chats = [];
 371       this.virtualClocks = [[0,0], [0,0]];
 372       this.vr = null;
 373       this.rulesContent = "";
 374       this.drawOffer = "";
 375       this.lastateAsked = false;
 376       this.rematchOffer = "";
 377       this.lastate = undefined;
 378       this.roomInitialized = false;
 379       this.gotLastate = false;
 380       this.gotMoveIdx = -1;
 381       this.opponentGotMove = false;
 382       this.askLastate = null;
 383       this.retrySendmove = null;
 384       this.clockUpdate = null;
 385       this.newConnect = {};
 386       // 1] Initialize connection
 387       this.connexionString =
 388         params.socketUrl +
 389         "/?sid=" + this.st.user.sid +
 390         "&id=" + this.st.user.id +
 391         "&tmpId=" + tmpId +
 392         "&page=" +
 393         // Discard potential "/?next=[...]" for page indication:
 394         encodeURIComponent(this.$route.path.match(/\/game\/[a-zA-Z0-9]+/)[0]);
 395       this.conn = new WebSocket(this.connexionString);
 396       this.conn.addEventListener("message", this.socketMessageListener);
 397       this.socketCloseListener = setInterval(
 398         () => {
 399           if (this.conn.readyState == 3) {
 400             this.conn.removeEventListener(
 401               "message", this.socketMessageListener);
 402             this.conn = new WebSocket(this.connexionString);
 403             this.conn.addEventListener("message", this.socketMessageListener);
 404           }
 405         },
 406         1000
 407       );
 408       // Socket init required before loading remote game:
 409       const socketInit = callback => {
 410         if (this.conn.readyState == 1)
 411           // 1 == OPEN state
 412           callback();
 413         else
 414           // Socket not ready yet (initial loading)
 415           // NOTE: first arg is Websocket object, unused here:
 416           this.conn.onopen = () => callback();
 417       };
 418       this.fetchGame((game) => {
 419         if (!!game)
 420           this.loadVariantThenGame(game, () => socketInit(this.roomInit));
 421         else
 422           // Live game stored remotely: need socket to retrieve it
 423           // NOTE: the callback "roomInit" will be lost, so it's not provided.
 424           // --> It will be given when receiving "fullgame" socket event.
 425           socketInit(() => { this.send("askfullgame"); });
 426       });
 427     },
 428     roomInit: function() {
 429       if (!this.roomInitialized) {
 430         // Notify the room only now that I connected, because
 431         // messages might be lost otherwise (if game loading is slow)
 432         this.send("connect");
 433         this.send("pollclients");
 434         // We may ask fullgame several times if some moves are lost,
 435         // but room should be init only once:
 436         this.roomInitialized = true;
 437       }
 438     },
 439     send: function(code, obj) {
 440       if (!!this.conn && this.conn.readyState == 1)
 441         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 442     },
 443     isConnected: function(index) {
 444       const player = this.game.players[index];
 445       // Is it me ? In this case no need to bother with focus
 446       if (
 447         this.st.user.sid == player.sid ||
 448         (!!player.name && this.st.user.id == player.id)
 449       ) {
 450         // Still have to check for name (because of potential multi-accounts
 451         // on same browser, although this should be rare...)
 452         return (!this.st.user.name || this.st.user.name == player.name);
 453       }
 454       // Try to find a match in people:
 455       return (
 456         (
 457           !!player.sid &&
 458           Object.keys(this.people).some(sid => {
 459             return (
 460               sid == player.sid &&
 461               Object.values(this.people[sid].tmpIds).some(v => v.focus)
 462             );
 463           })
 464         )
 465         ||
 466         (
 467           player.id > 0 &&
 468           Object.values(this.people).some(p => {
 469             return (
 470               p.id == player.id &&
 471               Object.values(p.tmpIds).some(v => v.focus)
 472             );
 473           })
 474         )
 475       );
 476     },
 477     getOppsid: function() {
 478       let oppsid = this.game.oppsid;
 479       if (!oppsid) {
 480         oppsid = Object.keys(this.people).find(
 481           sid => this.people[sid].id == this.game.oppid
 482         );
 483       }
 484       // oppsid is useful only if opponent is online:
 485       if (!!oppsid && !!this.people[oppsid]) return oppsid;
 486       return null;
 487     },
 488     // NOTE: action if provided is always a closing action
 489     toggleChat: function(action) {
 490       if (!action && document.getElementById("modalChat").checked)
 491         // Entering chat
 492         document.getElementById("inputChat").focus();
 493       else {
 494         document.getElementById("chatBtn").classList.remove("somethingnew");
 495         if (!!this.game.mycolor) {
 496           // Update "chatRead" variable either on server or locally
 497           if (this.game.type == "corr")
 498             this.updateCorrGame({ chatRead: this.game.mycolor });
 499           else if (this.game.type == "live")
 500             GameStorage.update(this.gameRef, { chatRead: true });
 501         }
 502       }
 503     },
 504     processChat: function(chat) {
 505       this.send("newchat", { data: chat });
 506       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 507       if (!!this.game.mycolor) {
 508         if (this.game.type == "corr")
 509           this.updateCorrGame({ chat: chat });
 510         else {
 511           // Live game
 512           chat.added = Date.now();
 513           GameStorage.update(this.gameRef, { chat: chat });
 514         }
 515       }
 516     },
 517     clearChat: function() {
 518       if (!!this.game.mycolor) {
 519         if (this.game.type == "corr") {
 520           ajax(
 521             "/chats",
 522             "DELETE",
 523             { data: { gid: this.game.id } }
 524           );
 525         } else {
 526           // Live game
 527           GameStorage.update(this.gameRef, { delchat: true });
 528         }
 529         this.$set(this.game, "chats", []);
 530       }
 531     },
 532     getGameType: function(game) {
 533       if (!!game.id.toString().match(/^i/)) return "import";
 534       return (
 535         game.cadence.indexOf("d") >= 0
 536           ? "corr"
 537           : (game.cadence.indexOf("/") >= 0 ? "simul" : "live")
 538       );
 539     },
 540     // Notify something after a new move (to opponent and me on MyGames page)
 541     notifyMyGames: function(thing, data) {
 542       this.send(
 543         "notify" + thing,
 544         {
 545           data: data,
 546           targets: this.game.players.map(p => {
 547             return { sid: p.sid, id: p.id };
 548           })
 549         }
 550       );
 551     },
 552     showNextGame: function() {
 553       // Did I play in current game? If not, add it to nextIds list
 554       if (this.game.score == "*" && this.vr.turn == this.game.mycolor)
 555         this.nextIds.unshift(this.game.id);
 556       const nextGid = this.nextIds.pop();
 557       this.$router.push(
 558         "/game/" + nextGid + "/?next=" + JSON.stringify(this.nextIds));
 559     },
 560     socketMessageListener: function(msg) {
 561       if (!this.conn) return;
 562       const data = JSON.parse(msg.data);
 563       switch (data.code) {
 564         case "pollclients":
 565           // TODO: shuffling and random filtering on server,
 566           // if the room is really crowded.
 567           Object.keys(data.sockIds).forEach(sid => {
 568             if (sid != this.st.user.sid) {
 569               this.send("askidentity", { target: sid });
 570               this.people[sid] = { tmpIds: data.sockIds[sid] };
 571             }
 572             else {
 573               // Complete my tmpIds:
 574               Object.assign(this.people[sid].tmpIds, data.sockIds[sid]);
 575             }
 576           });
 577           break;
 578         case "connect":
 579           if (!this.people[data.from[0]]) {
 580             // focus depends on the tmpId (e.g. tab)
 581             this.$set(
 582               this.people,
 583               data.from[0],
 584               {
 585                 tmpIds: {
 586                   [data.from[1]]: { focus: true }
 587                 }
 588               }
 589             );
 590             // For self multi-connects tests:
 591             this.newConnect[data.from[0]] = true;
 592             this.send("askidentity", { target: data.from[0] });
 593           } else {
 594             this.people[data.from[0]].tmpIds[data.from[1]] = { focus: true };
 595             this.$forceUpdate(); //TODO: shouldn't be required
 596           }
 597           break;
 598         case "disconnect":
 599           if (!this.people[data.from[0]]) return;
 600           delete this.people[data.from[0]].tmpIds[data.from[1]];
 601           if (Object.keys(this.people[data.from[0]].tmpIds).length == 0)
 602             this.$delete(this.people, data.from[0]);
 603           else this.$forceUpdate(); //TODO: shouldn't be required
 604           break;
 605         case "getfocus": {
 606           let player = this.people[data.from[0]];
 607           if (!!player) {
 608             player.tmpIds[data.from[1]].focus = true;
 609             this.$forceUpdate(); //TODO: shouldn't be required
 610           }
 611           break;
 612         }
 613         case "losefocus": {
 614           let player = this.people[data.from[0]];
 615           if (!!player) {
 616             player.tmpIds[data.from[1]].focus = false;
 617             this.$forceUpdate(); //TODO: shouldn't be required
 618           }
 619           break;
 620         }
 621         case "askidentity": {
 622           // Request for identification
 623           const me = {
 624             // Decompose to avoid revealing email
 625             name: this.st.user.name,
 626             sid: this.st.user.sid,
 627             id: this.st.user.id
 628           };
 629           this.send("identity", { data: me, target: data.from });
 630           break;
 631         }
 632         case "identity": {
 633           const user = data.data;
 634           let player = this.people[user.sid];
 635           // player.tmpIds is already set
 636           player.name = user.name;
 637           player.id = user.id;
 638           if (this.game.type == "live") {
 639             const myGidx =
 640               this.game.players.findIndex(p => p.sid == this.st.user.sid);
 641             // Sometimes a player name isn't stored yet (TODO: why?)
 642             if (
 643               myGidx >= 0 &&
 644               !this.game.players[1 - myGidx].name &&
 645               this.game.players[1 - myGidx].sid == user.sid &&
 646               !!user.name
 647             ) {
 648               this.game.players[1-myGidx].name = user.name;
 649               GameStorage.update(
 650                 this.gameRef,
 651                 { playerName: { idx: 1 - myGidx, name: user.name } }
 652               );
 653             }
 654           }
 655           this.$forceUpdate(); //TODO: shouldn't be required
 656           // If I multi-connect, kill current connexion if no mark (I'm older)
 657           if (this.newConnect[user.sid]) {
 658             delete this.newConnect[user.sid];
 659             if (
 660               user.id > 0 &&
 661               user.id == this.st.user.id &&
 662               user.sid != this.st.user.sid
 663             ) {
 664               this.cleanBeforeDestroy();
 665               alert(this.st.tr["New connexion detected: tab now offline"]);
 666               break;
 667             }
 668           }
 669           // Ask potentially missed last state, if opponent and I play
 670           if (
 671             !this.gotLastate &&
 672             !!this.game.mycolor &&
 673             this.game.type == "live" &&
 674             this.game.players.some(p => p.sid == user.sid)
 675           ) {
 676             this.send("asklastate", { target: user.sid });
 677             let counter = 1;
 678             this.askLastate = setInterval(
 679               () => {
 680                 // Ask at most 3 times:
 681                 // if no reply after that there should be a network issue.
 682                 if (
 683                   counter < 3 &&
 684                   !this.gotLastate &&
 685                   !!this.people[user.sid]
 686                 ) {
 687                   this.send("asklastate", { target: user.sid });
 688                   counter++;
 689                 } else {
 690                   clearInterval(this.askLastate);
 691                 }
 692               },
 693               1500
 694             );
 695           }
 696           break;
 697         }
 698         case "askgame":
 699           // Send current (live or import) game,
 700           // if not asked by any of the players
 701           if (
 702             this.game.type != "corr" &&
 703             this.game.players.every(p => p.sid != data.from[0])
 704           ) {
 705             const myGame = {
 706               id: this.game.id,
 707               // FEN is current position, unused for now
 708               fen: this.game.fen,
 709               players: this.game.players,
 710               vid: this.game.vid,
 711               cadence: this.game.cadence,
 712               score: this.game.score
 713             };
 714             this.send("game", { data: myGame, target: data.from });
 715           }
 716           break;
 717         case "askfullgame":
 718           const gameToSend = Object.keys(this.game)
 719             .filter(k =>
 720               [
 721                 "id","fen","players","vid","cadence","fenStart","vname",
 722                 "moves","clocks","score","drawOffer","rematchOffer"
 723               ].includes(k))
 724             .reduce(
 725               (obj, k) => {
 726                 obj[k] = this.game[k];
 727                 return obj;
 728               },
 729               {}
 730             );
 731           this.send("fullgame", { data: gameToSend, target: data.from });
 732           break;
 733         case "fullgame":
 734           if (!!data.data.empty) {
 735             alert(this.st.tr["The game should be in another tab"]);
 736             this.$router.go(-1);
 737           }
 738           else
 739             // Callback "roomInit" to poll clients only after game is loaded
 740             this.loadVariantThenGame(data.data, this.roomInit);
 741           break;
 742         case "asklastate":
 743           // Sending informative last state if I played a move or score != "*"
 744           // If the game or moves aren't loaded yet, delay the sending:
 745           // TODO: socket init after game load, so the game is supposedly ready
 746           if (!this.game || !this.game.moves) this.lastateAsked = true;
 747           else this.sendLastate(data.from);
 748           break;
 749         // TODO: possible bad scenario: reload page while oppponent sends a
 750         // move => get both lastate and newmove, process both, add move twice.
 751         // Confirm scenario? Fix?
 752         case "lastate": {
 753           // Got opponent infos about last move
 754           this.gotLastate = true;
 755           this.lastate = data.data;
 756           if (this.lastate.movesCount - 1 > this.gotMoveIdx)
 757             this.gotMoveIdx = this.lastate.movesCount - 1;
 758           if (this.game.rendered)
 759             // Game is rendered (Board component)
 760             this.processLastate();
 761           // Else: will be processed when game is ready
 762           break;
 763         }
 764         case "newmove": {
 765
 766 // DEBUG:
 767 console.log("Receive move");
 768 console.log(data.data);
 769 //moveslist not updated when receiving a move? (see in baseGame)
 770
 771           const movePlus = data.data;
 772           const movesCount = this.game.moves.length;
 773           if (
 774             movePlus.index < movesCount ||
 775             this.gotMoveIdx >= movePlus.index
 776           ) {
 777             // Opponent re-send but we already have the move:
 778             // (maybe he didn't receive our pingback...)
 779             this.send("gotmove", {data: movePlus.index, target: data.from});
 780           }
 781           else {
 782             this.gotMoveIdx = movePlus.index;
 783             const receiveMyMove = (movePlus.color == this.game.mycolor);
 784             const moveColIdx = ["w", "b"].indexOf(movePlus.color);
 785             if (!receiveMyMove && !!this.game.mycolor) {
 786               // Notify opponent that I got the move:
 787               this.send(
 788                 "gotmove",
 789                 { data: movePlus.index, target: data.from }
 790               );
 791               // And myself if I'm elsewhere:
 792               if (!this.focus) {
 793                 notify(
 794                   "New move",
 795                   {
 796                     body:
 797                       (this.game.players[moveColIdx].name || "@nonymous") +
 798                       " just played."
 799                   }
 800                 );
 801               }
 802             }
 803             if (movePlus.cancelDrawOffer) {
 804               // Opponent refuses draw
 805               this.drawOffer = "";
 806               // NOTE for corr games: drawOffer reset by player in turn
 807               if (
 808                 this.game.type == "live" &&
 809                 !!this.game.mycolor &&
 810                 !receiveMyMove
 811               ) {
 812                 GameStorage.update(this.gameRef, { drawOffer: "" });
 813               }
 814             }
 815             this.$refs["basegame"].play(movePlus.move, "received");
 816             // Freeze time while the move is being play
 817             // (TODO: a callback would be cleaner here)
 818             clearInterval(this.clockUpdate);
 819             this.clockUpdate = null;
 820             const freezeDuration = ["all", "highlight"].includes(V.ShowMoves)
 821               // 250 = length of animation, 500 = delay between sub-moves
 822               ? 250 + 750 *
 823                 (Array.isArray(movePlus.move) ? movePlus.move.length - 1 : 0)
 824               // Incomplete information: no move animation
 825               : 0;
 826             setTimeout(
 827               () => {
 828                 this.game.clocks[moveColIdx] = movePlus.clock;
 829                 this.processMove(
 830                   movePlus.move,
 831                   { receiveMyMove: receiveMyMove }
 832                 );
 833               },
 834               freezeDuration
 835             );
 836           }
 837           break;
 838         }
 839         case "gotmove": {
 840           this.opponentGotMove = true;
 841           // Now his clock starts running on my side:
 842           const oppIdx = ['w','b'].indexOf(this.vr.turn);
 843           // NOTE: next line to avoid multi-resetClocks when several tabs
 844           // on same game, resulting in a faster countdown.
 845           if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 846           this.re_setClocks();
 847           break;
 848         }
 849         case "resign":
 850           const score = (data.data == "b" ? "1-0" : "0-1");
 851           const side = (data.data == "w" ? "White" : "Black");
 852           this.gameOver(score, side + " surrender");
 853           break;
 854         case "abort":
 855           this.gameOver("?", "Stop");
 856           break;
 857         case "draw":
 858           this.gameOver("1/2", data.data);
 859           break;
 860         case "drawoffer":
 861           // NOTE: observers don't know who offered draw
 862           this.drawOffer = "received";
 863           if (!!this.game.mycolor && this.game.type == "live") {
 864             GameStorage.update(
 865               this.gameRef,
 866               { drawOffer: V.GetOppCol(this.game.mycolor) }
 867             );
 868           }
 869           break;
 870         case "rematchoffer":
 871           // NOTE: observers don't know who offered rematch
 872           this.rematchOffer = data.data ? "received" : "";
 873           if (!!this.game.mycolor && this.game.type == "live") {
 874             GameStorage.update(
 875               this.gameRef,
 876               { rematchOffer: data.data ? V.GetOppCol(this.game.mycolor) : "" }
 877             );
 878           }
 879           break;
 880         case "newgame": {
 881           // A game started, redirect if I'm playing in
 882           const gameInfo = data.data;
 883           const gameType = this.getGameType(gameInfo);
 884           if (
 885             gameType == "live" &&
 886             gameInfo.players.some(p => p.sid == this.st.user.sid)
 887           ) {
 888             this.addAndGotoLiveGame(gameInfo);
 889           } else if (
 890             gameType == "corr" &&
 891             this.st.user.id > 0 &&
 892             gameInfo.players.some(p => p.id == this.st.user.id)
 893           ) {
 894             this.$router.push("/game/" + gameInfo.id);
 895           } else {
 896             this.rematchId = gameInfo.id;
 897             document.getElementById("modalRules").checked = false;
 898             document.getElementById("modalScore").checked = false;
 899             document.getElementById("modalRematch").checked = true;
 900           }
 901           break;
 902         }
 903         case "newchat": {
 904           let chat = data.data;
 905           this.$refs["chatcomp"].newChat(chat);
 906           if (this.game.type == "live") {
 907             chat.added = Date.now();
 908             if (!!this.game.mycolor)
 909               GameStorage.update(this.gameRef, { chat: chat });
 910           }
 911           if (!document.getElementById("modalChat").checked)
 912             document.getElementById("chatBtn").classList.add("somethingnew");
 913           break;
 914         }
 915       }
 916     },
 917     updateCorrGame: function(obj, callback) {
 918       ajax(
 919         "/games",
 920         "PUT",
 921         {
 922           data: {
 923             gid: this.gameRef,
 924             newObj: obj
 925           },
 926           success: () => {
 927             if (!!callback) callback();
 928           }
 929         }
 930       );
 931     },
 932     sendLastate: function(target) {
 933       // Send our "last state" informations to opponent
 934       const L = this.game.moves.length;
 935       const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 936       const myLastate = {
 937         lastMove:
 938           (L > 0 && this.vr.turn != this.game.mycolor)
 939             ? this.game.moves[L - 1]
 940             : undefined,
 941         clock: this.game.clocks[myIdx],
 942         // Since we played a move (or abort or resign),
 943         // only drawOffer=="sent" is possible
 944         drawSent: this.drawOffer == "sent" ? true : undefined,
 945         rematchSent: this.rematchOffer == "sent" ? true : undefined,
 946         score: this.game.score != "*" ? this.game.score : undefined,
 947         scoreMsg: this.game.score != "*" ? this.game.scoreMsg : undefined,
 948         movesCount: L
 949       };
 950       this.send("lastate", { data: myLastate, target: target });
 951     },
 952     // lastate was received, but maybe game wasn't ready yet:
 953     processLastate: function() {
 954       const data = this.lastate;
 955       this.lastate = undefined; //security...
 956       if (!!data.score) {
 957         const oppCol = V.GetOppCol(this.game.mycolor);
 958         if (!!data.rematchSent) {
 959           if (this.game.rematchOffer != oppCol) {
 960             // Opponent sended rematch offer while we were offline:
 961             this.rematchOffer = "received";
 962             GameStorage.update(
 963               this.gameRef,
 964               { rematchOffer: oppCol }
 965             );
 966           }
 967         }
 968         else {
 969           if (this.game.rematchOffer == oppCol) {
 970             // Opponent cancelled rematch offer while we were offline:
 971             this.rematchOffer = "";
 972             GameStorage.update(
 973               this.gameRef,
 974               { rematchOffer: "" }
 975             );
 976           }
 977         }
 978       }
 979       else {
 980         const L = this.game.moves.length;
 981         const oppIdx = 1 - ["w", "b"].indexOf(this.game.mycolor);
 982         this.game.clocks[oppIdx] = data.clock;
 983         if (data.movesCount > L) {
 984           // Just got last move from him
 985           this.$refs["basegame"].play(data.lastMove, "received");
 986           this.processMove(data.lastMove);
 987         } else {
 988           if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 989           this.re_setClocks();
 990         }
 991         if (!!data.drawSent) this.drawOffer = "received";
 992         if (!!data.score) {
 993           this.drawOffer = "";
 994           if (this.game.score == "*")
 995             this.gameOver(data.score, data.scoreMsg);
 996         }
 997       }
 998     },
 999     clickDraw: function() {
1000       if (!this.game.mycolor || this.game.type == "import") return;
1001       if (["received", "threerep"].includes(this.drawOffer)) {
1002         if (!confirm(this.st.tr["Accept draw?"])) return;
1003         const message =
1004           this.drawOffer == "received"
1005             ? "Mutual agreement"
1006             : "Three repetitions";
1007         this.send("draw", { data: message });
1008         this.gameOver("1/2", message);
1009       } else if (this.drawOffer == "") {
1010         // No effect if drawOffer == "sent"
1011         if (this.game.mycolor != this.vr.turn) {
1012           alert(this.st.tr["Draw offer only in your turn"]);
1013           return;
1014         }
1015         if (!confirm(this.st.tr["Offer draw?"])) return;
1016         this.drawOffer = "sent";
1017         this.send("drawoffer");
1018         if (this.game.type == "live") {
1019           GameStorage.update(
1020             this.gameRef,
1021             { drawOffer: this.game.mycolor }
1022           );
1023         } else this.updateCorrGame({ drawOffer: this.game.mycolor });
1024       }
1025     },
1026     addAndGotoLiveGame: function(gameInfo, callback) {
1027       const game = Object.assign(
1028         {},
1029         gameInfo,
1030         {
1031           // (other) Game infos: constant
1032           fenStart: gameInfo.fen,
1033           vname: this.game.vname,
1034           created: Date.now(),
1035           // Game state (including FEN): will be updated
1036           moves: [],
1037           clocks: [-1, -1], //-1 = unstarted
1038           chats: [],
1039           score: "*"
1040         }
1041       );
1042       GameStorage.add(game, (err) => {
1043         // No error expected.
1044         if (!err) {
1045           if (this.st.settings.sound)
1046             new Audio("/sounds/newgame.flac").play().catch(() => {});
1047           if (!!callback) callback();
1048           this.$router.push("/game/" + gameInfo.id);
1049         }
1050       });
1051     },
1052     clickRematch: function() {
1053       if (!this.game.mycolor || this.game.type == "import") return;
1054       if (this.rematchOffer == "received") {
1055         // Start a new game!
1056         let gameInfo = {
1057           id: getRandString(), //ignored if corr
1058           fen: V.GenRandInitFen(this.game.randomness),
1059           randomness: this.game.randomness,
1060           players: [this.game.players[1], this.game.players[0]],
1061           vid: this.game.vid,
1062           cadence: this.game.cadence
1063         };
1064         const notifyNewGame = () => {
1065           const oppsid = this.getOppsid(); //may be null
1066           this.send("rnewgame", { data: gameInfo, oppsid: oppsid });
1067           // To main Hall if corr game:
1068           if (this.game.type == "corr")
1069             this.send("newgame", { data: gameInfo, page: "/" });
1070           // Also to MyGames page:
1071           this.notifyMyGames("newgame", gameInfo);
1072         };
1073         if (this.game.type == "live")
1074           this.addAndGotoLiveGame(gameInfo, notifyNewGame);
1075         else {
1076           // corr game
1077           ajax(
1078             "/games",
1079             "POST",
1080             {
1081               data: { gameInfo: gameInfo },
1082               success: (response) => {
1083                 gameInfo.id = response.gameId;
1084                 notifyNewGame();
1085                 this.$router.push("/game/" + response.gameId);
1086               }
1087             }
1088           );
1089         }
1090       } else if (this.rematchOffer == "") {
1091         this.rematchOffer = "sent";
1092         this.send("rematchoffer", { data: true });
1093         if (this.game.type == "live") {
1094           GameStorage.update(
1095             this.gameRef,
1096             { rematchOffer: this.game.mycolor }
1097           );
1098         } else this.updateCorrGame({ rematchOffer: this.game.mycolor });
1099       } else if (this.rematchOffer == "sent") {
1100         // Toggle rematch offer (on --> off)
1101         this.rematchOffer = "";
1102         this.send("rematchoffer", { data: false });
1103         if (this.game.type == "live") {
1104           GameStorage.update(
1105             this.gameRef,
1106             { rematchOffer: '' }
1107           );
1108         } else this.updateCorrGame({ rematchOffer: 'n' });
1109       }
1110     },
1111     abortGame: function() {
1112       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"]))
1113         return;
1114       this.gameOver("?", "Stop");
1115       this.send("abort");
1116     },
1117     resign: function() {
1118       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
1119         return;
1120       this.send("resign", { data: this.game.mycolor });
1121       const score = (this.game.mycolor == "w" ? "0-1" : "1-0");
1122       const side = (this.game.mycolor == "w" ? "White" : "Black");
1123       this.gameOver(score, side + " surrender");
1124     },
1125     loadGame: function(game, callback) {
1126       const gtype = game.type || this.getGameType(game);
1127       const tc = extractTime(game.cadence);
1128       const myIdx = game.players.findIndex(p => {
1129         return (
1130           p.sid == this.st.user.sid ||
1131           (!!p.name && p.id == this.st.user.id)
1132         );
1133       });
1134       // Sometimes the name isn't stored yet (TODO: why?)
1135       if (
1136         myIdx >= 0 &&
1137         gtype == "live" &&
1138         !game.players[myIdx].name &&
1139         !!this.st.user.name
1140       ) {
1141         game.players[myIdx].name = this.st.user.name;
1142         GameStorage.update(
1143           game.id,
1144           { playerName: { idx: myIdx, name: this.st.user.name } }
1145         );
1146       }
1147       // "mycolor" is undefined for observers
1148       const mycolor = [undefined, "w", "b"][myIdx + 1];
1149       if (gtype == "corr") {
1150         if (mycolor == 'w') game.chatRead = game.chatReadWhite;
1151         else if (mycolor == 'b') game.chatRead = game.chatReadBlack;
1152         // NOTE: clocks in seconds
1153         game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
1154         game.clocks = [tc.mainTime, tc.mainTime];
1155         const L = game.moves.length;
1156         if (game.score == "*") {
1157           // Adjust clocks
1158           if (L >= 2) {
1159             game.clocks[L % 2] -=
1160               (Date.now() - game.moves[L-1].played) / 1000;
1161           }
1162         }
1163         // Now that we used idx and played, re-format moves as for live games
1164         game.moves = game.moves.map(m => m.squares);
1165       }
1166       else if (gtype == "live") {
1167         if (game.clocks[0] < 0) {
1168           // Game is unstarted. clock is ignored until move 2
1169           game.clocks = [tc.mainTime, tc.mainTime];
1170           if (myIdx >= 0) {
1171             // I play in this live game
1172             GameStorage.update(
1173               game.id,
1174               { clocks: game.clocks }
1175             );
1176           }
1177         } else {
1178           if (!!game.initime)
1179             // It's my turn: clocks not updated yet
1180             game.clocks[myIdx] -= (Date.now() - game.initime) / 1000;
1181         }
1182       }
1183       else
1184         // gtype == "import"
1185         game.clocks = [tc.mainTime, tc.mainTime];
1186       // Live games before 26/03/2020 don't have chat history:
1187       if (!game.chats) game.chats = []; //TODO: remove line
1188       // Sort chat messages from newest to oldest
1189       game.chats.sort((c1, c2) => c2.added - c1.added);
1190       if (
1191         myIdx >= 0 &&
1192         game.chats.length > 0 &&
1193         (!game.chatRead || game.chatRead < game.chats[0].added)
1194       ) {
1195         // A chat message arrived since my last reading:
1196         document.getElementById("chatBtn").classList.add("somethingnew");
1197       }
1198       // TODO: merge next 2 "if" conditions
1199       if (!!game.drawOffer) {
1200         if (game.drawOffer == "t")
1201           // Three repetitions
1202           this.drawOffer = "threerep";
1203         else {
1204           // Draw offered by any of the players:
1205           if (myIdx < 0) this.drawOffer = "received";
1206           else {
1207             // I play in this game:
1208             if (
1209               (game.drawOffer == "w" && myIdx == 0) ||
1210               (game.drawOffer == "b" && myIdx == 1)
1211             )
1212               this.drawOffer = "sent";
1213             else this.drawOffer = "received";
1214           }
1215         }
1216       }
1217       if (!!game.rematchOffer) {
1218         if (myIdx < 0) this.rematchOffer = "received";
1219         else {
1220           // I play in this game:
1221           if (
1222             (game.rematchOffer == "w" && myIdx == 0) ||
1223             (game.rematchOffer == "b" && myIdx == 1)
1224           ) {
1225             this.rematchOffer = "sent";
1226           }
1227           else this.rematchOffer = "received";
1228         }
1229       }
1230       this.repeat = {}; //reset: scan past moves' FEN:
1231       let repIdx = 0;
1232       this.vr = new V(game.fenStart);
1233       let curTurn = "n";
1234       game.moves.forEach(m => {
1235         playMove(m, this.vr);
1236         const fenIdx = this.vr.getFenForRepeat();
1237         this.repeat[fenIdx] = this.repeat[fenIdx]
1238           ? this.repeat[fenIdx] + 1
1239           : 1;
1240       });
1241       // Imported games don't have current FEN
1242       if (!game.fen) game.fen = this.vr.getFen();
1243       if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
1244       this.game = Object.assign(
1245         // NOTE: assign mycolor here, since BaseGame could also be VS computer
1246         {
1247           type: gtype,
1248           increment: tc.increment,
1249           mycolor: mycolor,
1250           // opponent sid not strictly required (or available), but easier
1251           // at least oppsid or oppid is available anyway:
1252           oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
1253           oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].id
1254         },
1255         game
1256       );
1257       this.$refs["basegame"].re_setVariables(this.game);
1258       // Initial loading:
1259       this.gotMoveIdx = game.moves.length - 1;
1260       // If we arrive here after 'nextGame' action, the board might be hidden
1261       let boardDiv = document.querySelector(".game");
1262       if (!!boardDiv && boardDiv.style.visibility == "hidden")
1263         boardDiv.style.visibility = "visible";
1264       this.re_setClocks();
1265       this.$nextTick(() => {
1266         this.game.rendered = true;
1267         // Did lastate arrive before game was rendered?
1268         if (!!this.lastate) this.processLastate();
1269       });
1270       if (this.lastateAsked) {
1271         this.lastateAsked = false;
1272         this.sendLastate(game.oppsid);
1273       }
1274       if (!!callback) callback();
1275     },
1276     loadVariantThenGame: async function(game, callback) {
1277       await import("@/variants/" + game.vname + ".js")
1278       .then((vModule) => {
1279         window.V = vModule[game.vname + "Rules"];
1280         this.loadGame(game, callback);
1281       });
1282       // (AJAX) Request to get rules content (plain text, HTML)
1283       this.rulesContent =
1284         require(
1285           "raw-loader!@/translations/rules/" +
1286           game.vname + "/" +
1287           this.st.lang + ".pug"
1288         )
1289         // Next two lines fix a weird issue after last update (2019-11)
1290         .replace(/\\n/g, " ")
1291         .replace(/\\"/g, '"')
1292         .replace('module.exports = "', "")
1293         .replace(/"$/, "")
1294         .replace(/(fen:)([^:]*):/g, replaceByDiag);
1295     },
1296     // 3 cases for loading a game:
1297     //  - from indexedDB (running or completed live game I play)
1298     //  - from server (one correspondance game I play[ed] or not)
1299     //  - from remote peer (one live game I don't play, finished or not)
1300     fetchGame: function(callback) {
1301       if (
1302         Number.isInteger(this.gameRef) ||
1303         !isNaN(parseInt(this.gameRef, 10))
1304       ) {
1305         // corr games identifiers are integers
1306         ajax(
1307           "/games",
1308           "GET",
1309           {
1310             data: { gid: this.gameRef },
1311             success: (res) => {
1312               res.game.moves.forEach(m => {
1313                 m.squares = JSON.parse(m.squares);
1314               });
1315               callback(res.game);
1316             }
1317           }
1318         );
1319       }
1320       else if (!!this.gameRef.match(/^i/))
1321         // Game import (maybe remote)
1322         ImportgameStorage.get(this.gameRef, callback);
1323       else
1324         // Local live game (or remote)
1325         GameStorage.get(this.gameRef, callback);
1326     },
1327     re_setClocks: function() {
1328       this.virtualClocks = this.game.clocks.map(s => ppt(s).split(':'));
1329       if (this.game.moves.length < 2 || this.game.score != "*") {
1330         // 1st move not completed yet, or game over: freeze time
1331         return;
1332       }
1333       const currentTurn = this.vr.turn;
1334       const currentMovesCount = this.game.moves.length;
1335       const colorIdx = ["w", "b"].indexOf(currentTurn);
1336       this.clockUpdate = setInterval(
1337         () => {
1338           if (
1339             this.game.clocks[colorIdx] < 0 ||
1340             this.game.moves.length > currentMovesCount ||
1341             this.game.score != "*"
1342           ) {
1343             clearInterval(this.clockUpdate);
1344             this.clockUpdate = null;
1345             if (this.game.clocks[colorIdx] < 0)
1346               this.gameOver(
1347                 currentTurn == "w" ? "0-1" : "1-0",
1348                 "Time"
1349               );
1350           } else {
1351             this.$set(
1352               this.virtualClocks,
1353               colorIdx,
1354               ppt(Math.max(0, --this.game.clocks[colorIdx])).split(':')
1355             );
1356           }
1357         },
1358         1000
1359       );
1360     },
1361     // Update variables and storage after a move:
1362     processMove: function(move, data) {
1363       if (this.game.type == "import")
1364         // Shouldn't receive any messages in this mode:
1365         return;
1366       if (!data) data = {};
1367       const moveCol = this.vr.turn;
1368       const colorIdx = ["w", "b"].indexOf(moveCol);
1369       const nextIdx = 1 - colorIdx;
1370       const doProcessMove = () => {
1371         const origMovescount = this.game.moves.length;
1372         // The move is (about to be) played: stop clock
1373         clearInterval(this.clockUpdate);
1374         this.clockUpdate = null;
1375         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1376           if (this.drawOffer == "received")
1377             // I refuse draw
1378             this.drawOffer = "";
1379           if (this.game.type == "live" && origMovescount >= 2) {
1380             this.game.clocks[colorIdx] += this.game.increment;
1381             // For a correct display in casqe of disconnected opponent:
1382             this.$set(
1383               this.virtualClocks,
1384               colorIdx,
1385               ppt(this.game.clocks[colorIdx]).split(':')
1386             );
1387             GameStorage.update(this.gameRef, {
1388               // It's not my turn anymore:
1389               initime: null
1390             });
1391           }
1392         }
1393         // Update current game object:
1394         playMove(move, this.vr);
1395         if (!data.score)
1396           // Received move, score is computed in BaseGame, but maybe not yet.
1397           // ==> Compute it here, although this is redundant (TODO)
1398           data.score = this.vr.getCurrentScore();
1399         if (data.score != "*") this.gameOver(data.score);
1400         this.game.moves.push(move);
1401         this.game.fen = this.vr.getFen();
1402         if (this.game.type == "corr") {
1403           // In corr games, just reset clock to mainTime:
1404           this.game.clocks[colorIdx] = extractTime(this.game.cadence).mainTime;
1405         }
1406         // If repetition detected, consider that a draw offer was received:
1407         const fenObj = this.vr.getFenForRepeat();
1408         this.repeat[fenObj] =
1409           !!this.repeat[fenObj]
1410             ? this.repeat[fenObj] + 1
1411             : 1;
1412         if (this.repeat[fenObj] >= 3) this.drawOffer = "threerep";
1413         else if (this.drawOffer == "threerep") this.drawOffer = "";
1414         if (!!this.game.mycolor && !data.receiveMyMove) {
1415           // NOTE: 'var' to see that variable outside this block
1416           var filtered_move = getFilteredMove(move);
1417         }
1418         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1419           // Notify turn on MyGames page:
1420           this.notifyMyGames(
1421             "turn",
1422             {
1423               gid: this.gameRef,
1424               turn: this.vr.turn
1425             }
1426           );
1427         }
1428         // Since corr games are stored at only one location, update should be
1429         // done only by one player for each move:
1430         if (
1431           this.game.type == "live" &&
1432           !!this.game.mycolor &&
1433           moveCol != this.game.mycolor &&
1434           this.game.moves.length >= 2
1435         ) {
1436           // Receive a move: update initime
1437           this.game.initime = Date.now();
1438           GameStorage.update(this.gameRef, {
1439             // It's my turn now!
1440             initime: this.game.initime
1441           });
1442         }
1443         if (
1444           !!this.game.mycolor &&
1445           !data.receiveMyMove &&
1446           (this.game.type == "live" || moveCol == this.game.mycolor)
1447         ) {
1448           let drawCode = "";
1449           switch (this.drawOffer) {
1450             case "threerep":
1451               drawCode = "t";
1452               break;
1453             case "sent":
1454               drawCode = this.game.mycolor;
1455               break;
1456             case "received":
1457               drawCode = V.GetOppCol(this.game.mycolor);
1458               break;
1459           }
1460           if (this.game.type == "corr") {
1461             // corr: only move, fen and score
1462             this.updateCorrGame({
1463               fen: this.game.fen,
1464               move: {
1465                 squares: filtered_move,
1466                 idx: origMovescount
1467               },
1468               // Code "n" for "None" to force reset (otherwise it's ignored)
1469               drawOffer: drawCode || "n"
1470             });
1471           }
1472           else {
1473             const updateStorage = () => {
1474               GameStorage.update(this.gameRef, {
1475                 fen: this.game.fen,
1476                 move: filtered_move,
1477                 moveIdx: origMovescount,
1478                 clocks: this.game.clocks,
1479                 drawOffer: drawCode
1480               });
1481             };
1482             // The active tab can update storage immediately
1483             if (this.focus) updateStorage();
1484             // Small random delay otherwise
1485             else setTimeout(updateStorage, 500 + 1000 * Math.random());
1486           }
1487         }
1488         // Send move ("newmove" event) to people in the room (if our turn)
1489         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1490           let sendMove = {
1491             move: filtered_move,
1492             index: origMovescount,
1493             // color is required to check if this is my move
1494             // (if several tabs opened)
1495             color: moveCol,
1496             cancelDrawOffer: this.drawOffer == ""
1497           };
1498           if (this.game.type == "live")
1499             sendMove["clock"] = this.game.clocks[colorIdx];
1500           // (Live) Clocks will re-start when the opponent pingback arrive
1501           this.opponentGotMove = false;
1502           this.send("newmove", {data: sendMove});
1503           // If the opponent doesn't reply gotmove soon enough, re-send move:
1504           // Do this at most 2 times, because more would mean network issues,
1505           // opponent would then be expected to disconnect/reconnect.
1506           let counter = 1;
1507           const currentUrl = document.location.href;
1508           this.retrySendmove = setInterval(
1509             () => {
1510               if (
1511                 counter >= 3 ||
1512                 this.opponentGotMove ||
1513                 document.location.href != currentUrl //page change
1514               ) {
1515                 clearInterval(this.retrySendmove);
1516                 return;
1517               }
1518               const oppsid = this.getOppsid();
1519               if (!oppsid)
1520                 // Opponent is disconnected: he'll ask last state
1521                 clearInterval(this.retrySendmove);
1522               else {
1523                 this.send("newmove", { data: sendMove, target: oppsid });
1524                 counter++;
1525               }
1526             },
1527             1500
1528           );
1529         }
1530         else
1531           // Not my move or I'm an observer: just start other player's clock
1532           this.re_setClocks();
1533       };
1534       if (
1535         this.game.type == "corr" &&
1536         moveCol == this.game.mycolor &&
1537         !data.receiveMyMove
1538       ) {
1539         let boardDiv = document.querySelector(".game");
1540         const afterSetScore = () => {
1541           doProcessMove();
1542           if (this.st.settings.gotonext && this.nextIds.length > 0)
1543             this.showNextGame();
1544           else {
1545             // The board might have been hidden:
1546             if (boardDiv.style.visibility == "hidden")
1547               boardDiv.style.visibility = "visible";
1548             if (data.score == "*") this.re_setClocks();
1549           }
1550         };
1551         if (!V.CorrConfirm) {
1552           afterSetScore();
1553           return;
1554         }
1555         let el = document.querySelector("#buttonsConfirm > .acceptBtn");
1556         // We may play several moves in a row: in case of, remove listener:
1557         let elClone = el.cloneNode(true);
1558         el.parentNode.replaceChild(elClone, el);
1559         elClone.addEventListener(
1560           "click",
1561           () => {
1562             document.getElementById("modalConfirm").checked = false;
1563             if (!!data.score && data.score != "*")
1564               // Set score first
1565               this.gameOver(data.score, null, afterSetScore);
1566             else afterSetScore();
1567           }
1568         );
1569         // PlayOnBoard is enough, and more appropriate for Synchrone Chess
1570         const arMove = (Array.isArray(move) ? move : [move]);
1571         for (let i = 0; i < arMove.length; i++)
1572           V.PlayOnBoard(this.vr.board, arMove[i]);
1573         const position = this.vr.getBaseFen();
1574         for (let i = arMove.length - 1; i >= 0; i--)
1575           V.UndoOnBoard(this.vr.board, arMove[i]);
1576         if (["all","byrow"].includes(V.ShowMoves)) {
1577           this.curDiag = getDiagram({
1578             position: position,
1579             orientation: V.CanFlip ? this.game.mycolor : "w"
1580           });
1581           document.querySelector("#confirmDiv > .card").style.width =
1582             boardDiv.offsetWidth + "px";
1583         }
1584         else {
1585           // Incomplete information: just ask confirmation
1586           // Hide the board, because otherwise it could reveal infos
1587           boardDiv.style.visibility = "hidden";
1588           this.moveNotation = getFullNotation(move);
1589         }
1590         document.getElementById("modalConfirm").checked = true;
1591       }
1592       else {
1593         // Normal situation
1594         if (!!data.score && data.score != "*")
1595           this.gameOver(data.score, null, doProcessMove);
1596         else doProcessMove();
1597       }
1598     },
1599     cancelMove: function() {
1600       let boardDiv = document.querySelector(".game");
1601       if (boardDiv.style.visibility == "hidden")
1602         boardDiv.style.visibility = "visible";
1603       document.getElementById("modalConfirm").checked = false;
1604       this.$refs["basegame"].cancelLastMove();
1605     },
1606     // In corr games, callback to change page only after score is set:
1607     gameOver: function(score, scoreMsg, callback) {
1608       this.game.score = score;
1609       if (!scoreMsg) scoreMsg = getScoreMessage(score);
1610       this.game.scoreMsg = scoreMsg;
1611       document.getElementById("modalRules").checked = false;
1612       // Display result in a un-missable way:
1613       document.getElementById("modalScore").checked = true;
1614       this.$set(this.game, "scoreMsg", scoreMsg);
1615       const myIdx = this.game.players.findIndex(p => {
1616         return (
1617           p.sid == this.st.user.sid ||
1618           (!!p.name && p.id == this.st.user.id)
1619         );
1620       });
1621       if (myIdx >= 0) {
1622         // OK, I play in this game
1623         const scoreObj = {
1624           score: score,
1625           scoreMsg: scoreMsg
1626         };
1627         if (this.game.type == "live") {
1628           GameStorage.update(this.gameRef, scoreObj);
1629           // Notify myself locally if I'm elsewhere:
1630           if (!this.focus) {
1631             notify(
1632               "Game over",
1633               { body: score + " : " + scoreMsg }
1634             );
1635           }
1636           if (!!callback) callback();
1637         }
1638         else this.updateCorrGame(scoreObj, callback);
1639         // Notify the score to main Hall.
1640         // TODO: only one player (currently double send)
1641         this.send("result", { gid: this.game.id, score: score });
1642         // Also to MyGames page (TODO: doubled as well...)
1643         this.notifyMyGames(
1644           "score",
1645           {
1646             gid: this.gameRef,
1647             score: score
1648           }
1649         );
1650       }
1651       else if (!!callback) callback();
1652     }
1653   }
1654 };
1655 </script>
1656
1657 <style lang="sass" scoped>
1658 #scoreDiv > .card, #rematchDiv > .card
1659   padding: 10px 0
1660   max-width: 430px
1661
1662 #rulesDiv > .card
1663   padding: 5px 0
1664   max-width: 50%
1665   max-height: 100%
1666   @media screen and (max-width: 1500px)
1667     max-width: 67%
1668   @media screen and (max-width: 1024px)
1669     max-width: 85%
1670   @media screen and (max-width: 767px)
1671     max-width: 100%
1672
1673 p.score-section
1674   margin: 0
1675   font-size: 1.3em
1676   span.score
1677     font-weight: bold
1678
1679 .connected
1680   background-color: lightgreen
1681
1682 #participants
1683   margin-left: 5px
1684
1685 .anonymous
1686   color: grey
1687   font-style: italic
1688
1689 #playersInfo > p
1690   margin: 0
1691
1692 @media screen and (max-width: 767px)
1693   .game
1694     width: 100%
1695
1696 #actions
1697   display: inline-block
1698   margin: 0
1699
1700 button
1701   display: inline-block
1702   margin: 0
1703   display: inline-flex
1704   img
1705     height: 22px
1706     display: flex
1707     @media screen and (max-width: 767px)
1708       height: 18px
1709
1710 #aboveBoard
1711   text-align: center
1712
1713 .user-bio
1714   display: inline
1715   font-size: 1.5rem
1716   @media screen and (max-width: 767px)
1717     font-size: 1.2rem
1718   padding: 0 3px
1719
1720 .variant-cadence
1721   padding-right: 10px
1722
1723 .variant-name
1724   font-weight: bold
1725   padding-right: 10px
1726
1727 span#nextGame
1728   background-color: #edda99
1729   cursor: pointer
1730   display: inline-block
1731   margin-right: 10px
1732
1733 span.separator
1734   display: inline-block
1735   margin: 0
1736   padding: 0
1737   width: 10px
1738
1739 span.time
1740   font-size: 2rem
1741   @media screen and (max-width: 767px)
1742     font-size: 1.5rem
1743   display: inline-block
1744   .time-left
1745     margin-left: 10px
1746   .time-right
1747     margin-left: 5px
1748   .time-separator
1749     margin-left: 5px
1750     position: relative
1751     top: -1px
1752
1753 span.yourturn
1754   color: #831B1B
1755   .time-separator
1756     animation: blink-animation 2s steps(3, start) infinite
1757 @keyframes blink-animation
1758   to
1759     visibility: hidden
1760
1761 .split-names
1762   display: inline-block
1763   margin: 0 15px
1764
1765 #chatWrap > .card
1766   padding-top: 20px
1767   max-width: 767px
1768   border: none
1769
1770 #confirmDiv > .card
1771   max-width: 767px
1772   max-height: 100%
1773
1774 .draw-sent, .draw-sent:hover
1775   background-color: lightyellow
1776
1777 .draw-received, .draw-received:hover
1778   background-color: #73C6B6
1779
1780 .draw-threerep, .draw-threerep:hover
1781   background-color: #D2B4DE
1782
1783 .rematch-sent, .rematch-sent:hover
1784   background-color: lightyellow
1785
1786 .rematch-received, .rematch-received:hover
1787   background-color: #48C9B0
1788
1789 .somethingnew
1790   background-color: #D2B4DE
1791
1792 .diagram
1793   margin: 0 auto
1794   width: 100%
1795
1796 #buttonsConfirm
1797   margin: 0
1798   & > button > span
1799     width: 100%
1800     text-align: center
1801
1802 button.acceptBtn
1803   background-color: lightgreen
1804 button.refuseBtn
1805   background-color: red
1806
1807 a#variantNameInGame
1808   color: var(--card-fore-color)
1809   text-align: center
1810   font-weight: bold
1811   font-size: calc(1rem * var(--heading-ratio))
1812   line-height: 1.2
1813   margin: calc(1.5 * var(--universal-margin))
1814 </style>
1815
1816 <style lang="sass">
1817 @import "@/styles/_rules.sass"
1818 @import "@/styles/_board_squares_img.sass"
1819 </style>