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