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