client/src/views/Game.vue

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