client/src/views/Game.vue

   1 <template lang="pug">
   2 main
   3   input#modalRules.modal(type="checkbox")
   4   div#rulesDiv(
   5     role="dialog"
   6     data-checkbox="modalRules"
   7   )
   8     .card
   9       label.modal-close(for="modalRules")
  10       a#variantNameInGame(:href="'/#/variants/'+game.vname") {{ game.vname }}
  11       div(v-html="rulesContent")
  12   input#modalScore.modal(type="checkbox")
  13   div#scoreDiv(
  14     role="dialog"
  15     data-checkbox="modalScore"
  16   )
  17     .card.text-center
  18       label.modal-close(for="modalScore")
  19       p.score-section
  20         span.score {{ game.score }}
  21         | &nbsp;:&nbsp;
  22         span.score-msg {{ st.tr[game.scoreMsg] }}
  23   input#modalRematch.modal(type="checkbox")
  24   div#rematchDiv(
  25     role="dialog"
  26     data-checkbox="modalRematch"
  27   )
  28     .card.text-center
  29       label.modal-close(for="modalRematch")
  30       a(
  31         :href="'#/game/' + rematchId"
  32         onClick="document.getElementById('modalRematch').checked=false"
  33       )
  34         | {{ st.tr["Rematch in progress"] }}
  35   input#modalChat.modal(
  36     type="checkbox"
  37     @click="toggleChat()"
  38   )
  39   div#chatWrap(
  40     role="dialog"
  41     data-checkbox="modalChat"
  42   )
  43     .card
  44       label.modal-close(for="modalChat")
  45       #participants
  46         span {{ st.tr["Participant(s):"] }}
  47         span(
  48           v-for="p in Object.values(people)"
  49           v-if="!!p.name"
  50         )
  51           | {{ p.name }}
  52         span.anonymous(v-if="someAnonymousPresent()") + @nonymous
  53       Chat(
  54         ref="chatcomp"
  55         :players="game.players"
  56         :pastChats="game.chats"
  57         @mychat="processChat"
  58         @chatcleared="clearChat"
  59       )
  60   input#modalConfirm.modal(type="checkbox")
  61   div#confirmDiv(role="dialog")
  62     .card
  63       .diagram(
  64         v-if="!!vr && ['all','byrow'].includes(vr.showMoves)"
  65         v-html="curDiag"
  66       )
  67       p.text-center(v-else)
  68         span {{ st.tr["Move played:"] + " " }}
  69         span.bold {{ moveNotation }}
  70         br
  71         span {{ st.tr["Are you sure?"] }}
  72       .button-group#buttonsConfirm
  73         // onClick for acceptBtn: set dynamically
  74         button.acceptBtn
  75           span {{ st.tr["Validate"] }}
  76         button.refuseBtn(@click="cancelMove()")
  77           span {{ st.tr["Cancel"] }}
  78   .row
  79     #aboveBoard.col-sm-12
  80       span.variant-cadence(v-if="game.type!='import'") {{ game.cadence }}
  81       span.variant-name {{ game.vname }}
  82       span#nextGame(
  83         v-if="nextIds.length > 0"
  84         @click="showNextGame()"
  85       )
  86         | {{ st.tr["Next_g"] }}
  87       button#chatBtn(
  88         :class="btnTooltipClass()"
  89         onClick="window.doClick('modalChat')"
  90         aria-label="Chat"
  91       )
  92         img(src="/images/icons/chat.svg")
  93       #actions(v-if="game.score=='*'")
  94         button(
  95           @click="clickDraw()"
  96           :class="btnTooltipClass('draw')"
  97           :aria-label="st.tr['Draw']"
  98         )
  99           img(src="/images/icons/draw.svg")
 100         button(
 101           v-if="!!game.mycolor"
 102           :class="btnTooltipClass()"
 103           @click="abortGame()"
 104           :aria-label="st.tr['Abort']"
 105         )
 106           img(src="/images/icons/abort.svg")
 107         button(
 108           v-if="!!game.mycolor"
 109           :class="btnTooltipClass()"
 110           @click="resign()"
 111           :aria-label="st.tr['Resign']"
 112         )
 113           img(src="/images/icons/resign.svg")
 114       button(
 115         v-else
 116         :class="btnTooltipClass('rematch')"
 117         @click="clickRematch()"
 118         :aria-label="st.tr['Rematch']"
 119       )
 120         img(src="/images/icons/rematch.svg")
 121       #playersInfo
 122         div(v-if="isLargeScreen()")
 123           UserBio.user-bio(
 124             :class="{connected: isConnected(0)}"
 125             :uid="game.players[0].id"
 126             :uname="game.players[0].name"
 127           )
 128           span.time(
 129             v-if="game.score=='*'"
 130             :class="{yourturn: !!vr && vr.turn == 'w'}"
 131           )
 132             span.time-left {{ virtualClocks[0][0] }}
 133             span.time-separator(v-if="!!virtualClocks[0][1]") :
 134             span.time-right(v-if="!!virtualClocks[0][1]")
 135               | {{ virtualClocks[0][1] }}
 136           span.split-names -
 137           UserBio.user-bio(
 138             :class="{connected: isConnected(1)}"
 139             :uid="game.players[1].id"
 140             :uname="game.players[1].name"
 141           )
 142           span.time(
 143             v-if="game.score=='*'"
 144             :class="{yourturn: !!vr && vr.turn == 'b'}"
 145           )
 146             span.time-left {{ virtualClocks[1][0] }}
 147             span.time-separator(v-if="!!virtualClocks[1][1]") :
 148             span.time-right(v-if="!!virtualClocks[1][1]")
 149               | {{ virtualClocks[1][1] }}
 150         div(v-else)
 151           UserBio.user-bio(
 152             :class="{connected: isConnected(0)}"
 153             :uid="game.players[0].id"
 154             :uname="game.players[0].name"
 155           )
 156           span.split-names -
 157           UserBio.user-bio(
 158             :class="{connected: isConnected(1)}"
 159             :uid="game.players[1].id"
 160             :uname="game.players[1].name"
 161           )
 162           div(v-if="game.score=='*'")
 163             span.time(:class="{yourturn: !!vr && vr.turn == 'w'}")
 164               span.time-left {{ virtualClocks[0][0] }}
 165               span.time-separator(v-if="!!virtualClocks[0][1]") :
 166               span.time-right(v-if="!!virtualClocks[0][1]")
 167                 | {{ virtualClocks[0][1] }}
 168             span.separator
 169             span.time(:class="{yourturn: !!vr && vr.turn == 'b'}")
 170               span.time-left {{ virtualClocks[1][0] }}
 171               span.time-separator(v-if="!!virtualClocks[1][1]") :
 172               span.time-right(v-if="!!virtualClocks[1][1]")
 173                 | {{ virtualClocks[1][1] }}
 174   BaseGame(
 175     ref="basegame"
 176     :game="game"
 177     @newmove="processMove"
 178   )
 179 </template>
 180
 181 <script>
 182 import BaseGame from "@/components/BaseGame.vue";
 183 import UserBio from "@/components/UserBio.vue";
 184 import Chat from "@/components/Chat.vue";
 185 import { store } from "@/store";
 186 import { GameStorage } from "@/utils/gameStorage";
 187 import { ImportgameStorage } from "@/utils/importgameStorage";
 188 import { ppt } from "@/utils/datetime";
 189 import { notify } from "@/utils/notifications";
 190 import { ajax } from "@/utils/ajax";
 191 import { extractTime } from "@/utils/timeControl";
 192 import { getRandString } from "@/utils/alea";
 193 import { getScoreMessage } from "@/utils/scoring";
 194 import { getFullNotation } from "@/utils/notation";
 195 import { getDiagram, replaceByDiag } from "@/utils/printDiagram";
 196 import { processModalClick } from "@/utils/modalClick";
 197 import { playMove, getFilteredMove } from "@/utils/playUndo";
 198 import { ArrayFun } from "@/utils/array";
 199 import params from "@/parameters";
 200 export default {
 201   name: "my-game",
 202   components: {
 203     BaseGame,
 204     Chat,
 205     UserBio
 206   },
 207   data: function() {
 208     return {
 209       st: store.state,
 210       // gameRef can point to a corr game, local game or remote live game
 211       gameRef: "",
 212       nextIds: [],
 213       game: {}, //passed to BaseGame
 214       focus: !document.hidden, //will not always work... TODO
 215       // virtualClocks will be initialized from true game.clocks
 216       // TODO: clock update triggers re-rendering. Should be out of Vue
 217       virtualClocks: [],
 218       vr: null, //"variant rules" object initialized from FEN
 219       rulesContent: "",
 220       drawOffer: "",
 221       rematchId: "",
 222       rematchOffer: "",
 223       lastateAsked: false,
 224       people: {}, //players + observers
 225       lastate: undefined, //used if opponent send lastate before game is ready
 226       repeat: {}, //detect position repetition
 227       curDiag: "", //for corr moves confirmation
 228       conn: null,
 229       roomInitialized: false,
 230       // If asklastate got no reply, ask again:
 231       gotLastate: false,
 232       gotMoveIdx: -1, //last move index received
 233       // If newmove got no pingback, send again:
 234       opponentGotMove: false,
 235       connexionString: "",
 236       socketCloseListener: 0,
 237       // Incomplete info games: show move played
 238       moveNotation: "",
 239       // Intervals from setInterval():
 240       askLastate: null,
 241       retrySendmove: null,
 242       clockUpdate: null,
 243       // Related to (killing of) self multi-connects:
 244       newConnect: {}
 245     };
 246   },
 247   watch: {
 248     $route: function(to, from) {
 249       if (to.path.length < 6 || to.path.substr(0, 6) != "/game/")
 250         // Page change
 251         this.cleanBeforeDestroy();
 252       else if (from.params["id"] != to.params["id"]) {
 253         // Change everything:
 254         this.cleanBeforeDestroy();
 255         let boardDiv = document.querySelector(".game");
 256         if (!!boardDiv)
 257           // In case of incomplete information variant:
 258           boardDiv.style.visibility = "hidden";
 259         this.atCreation();
 260       }
 261       else
 262         // Same game ID
 263         this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 264     }
 265   },
 266   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 267   created: function() {
 268     this.atCreation();
 269   },
 270   mounted: function() {
 271     document.getElementById("chatWrap")
 272       .addEventListener("click", (e) => {
 273         processModalClick(e, () => {
 274           this.toggleChat("close")
 275         });
 276       });
 277     ["rulesDiv", "rematchDiv", "scoreDiv"].forEach(
 278       (eltName) => {
 279         document.getElementById(eltName)
 280           .addEventListener("click", processModalClick);
 281       }
 282     );
 283   },
 284   beforeDestroy: function() {
 285     this.cleanBeforeDestroy();
 286   },
 287   methods: {
 288     cleanBeforeDestroy: function() {
 289       clearInterval(this.socketCloseListener);
 290       document.removeEventListener('visibilitychange', this.visibilityChange);
 291       window.removeEventListener('focus', this.onFocus);
 292       window.removeEventListener('blur', this.onBlur);
 293       if (!!this.askLastate) clearInterval(this.askLastate);
 294       if (!!this.retrySendmove) clearInterval(this.retrySendmove);
 295       if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 296       this.conn.removeEventListener("message", this.socketMessageListener);
 297       this.send("disconnect");
 298       this.conn = null;
 299     },
 300     visibilityChange: function() {
 301       // TODO: Use document.hidden? https://webplatform.news/issues/2019-03-27
 302       this.focus = (document.visibilityState == "visible");
 303       this.send(this.focus ? "getfocus" : "losefocus");
 304     },
 305     onFocus: function() {
 306       this.focus = true;
 307       this.send("getfocus");
 308     },
 309     onBlur: function() {
 310       this.focus = false;
 311       this.send("losefocus");
 312     },
 313     isLargeScreen: function() {
 314       return window.innerWidth >= 768;
 315     },
 316     btnTooltipClass: function(thing) {
 317       let append = {};
 318       if (!!thing) append = { [thing + "-" + this[thing + "Offer"]]: true };
 319       return (
 320         Object.assign(
 321           { tooltip: !("ontouchstart" in window) },
 322           append
 323         )
 324       );
 325     },
 326     someAnonymousPresent: function() {
 327       return (
 328         Object.values(this.people).some(p =>
 329           !p.name && Object.keys(p.tmpIds).some(x => p.tmpIds[x].focus)
 330         )
 331       );
 332     },
 333     atCreation: function() {
 334       document.addEventListener('visibilitychange', this.visibilityChange);
 335       window.addEventListener('focus', this.onFocus);
 336       window.addEventListener('blur', this.onBlur);
 337       // 0] (Re)Set variables
 338       this.gameRef = this.$route.params["id"];
 339       // next = next corr games IDs to navigate faster (if applicable)
 340       this.nextIds = JSON.parse(this.$route.query["next"] || "[]");
 341       // Always add myself to players' list
 342       const my = this.st.user;
 343       const tmpId = getRandString();
 344       this.$set(
 345         this.people,
 346         my.sid,
 347         {
 348           id: my.id,
 349           name: my.name,
 350           tmpIds: {
 351             tmpId: { focus: true }
 352           }
 353         }
 354       );
 355       this.game = {
 356         players: [{ name: "" }, { name: "" }],
 357         chats: [],
 358         rendered: false
 359       };
 360       let chatComp = this.$refs["chatcomp"];
 361       if (!!chatComp) chatComp.chats = [];
 362       this.virtualClocks = [[0,0], [0,0]];
 363       this.vr = null;
 364       this.rulesContent = "";
 365       this.drawOffer = "";
 366       this.lastateAsked = false;
 367       this.rematchOffer = "";
 368       this.lastate = undefined;
 369       this.roomInitialized = false;
 370       this.gotLastate = false;
 371       this.gotMoveIdx = -1;
 372       this.opponentGotMove = false;
 373       this.askLastate = null;
 374       this.retrySendmove = null;
 375       this.clockUpdate = null;
 376       this.newConnect = {};
 377       // 1] Initialize connection
 378       this.connexionString =
 379         params.socketUrl +
 380         "/?sid=" + this.st.user.sid +
 381         "&id=" + this.st.user.id +
 382         "&tmpId=" + tmpId +
 383         "&page=" +
 384         // Discard potential "/?next=[...]" for page indication:
 385         encodeURIComponent(this.$route.path.match(/\/game\/[a-zA-Z0-9]+/)[0]);
 386       this.conn = new WebSocket(this.connexionString);
 387       this.conn.addEventListener("message", this.socketMessageListener);
 388       this.socketCloseListener = setInterval(
 389         () => {
 390           if (this.conn.readyState == 3) {
 391             this.conn.removeEventListener(
 392               "message", this.socketMessageListener);
 393             this.conn = new WebSocket(this.connexionString);
 394             this.conn.addEventListener("message", this.socketMessageListener);
 395           }
 396         },
 397         1000
 398       );
 399       // Socket init required before loading remote game:
 400       const socketInit = callback => {
 401         if (this.conn.readyState == 1)
 402           // 1 == OPEN state
 403           callback();
 404         else
 405           // Socket not ready yet (initial loading)
 406           // NOTE: first arg is Websocket object, unused here:
 407           this.conn.onopen = () => callback();
 408       };
 409       this.fetchGame((game) => {
 410         if (!!game)
 411           this.loadVariantThenGame(game, () => socketInit(this.roomInit));
 412         else
 413           // Live game stored remotely: need socket to retrieve it
 414           // NOTE: the callback "roomInit" will be lost, so it's not provided.
 415           // --> It will be given when receiving "fullgame" socket event.
 416           socketInit(() => { this.send("askfullgame"); });
 417       });
 418     },
 419     roomInit: function() {
 420       if (!this.roomInitialized) {
 421         // Notify the room only now that I connected, because
 422         // messages might be lost otherwise (if game loading is slow)
 423         this.send("connect");
 424         this.send("pollclients");
 425         // We may ask fullgame several times if some moves are lost,
 426         // but room should be init only once:
 427         this.roomInitialized = true;
 428       }
 429     },
 430     send: function(code, obj) {
 431       if (!!this.conn && this.conn.readyState == 1)
 432         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 433     },
 434     isConnected: function(index) {
 435       const player = this.game.players[index];
 436       // Is it me ? In this case no need to bother with focus
 437       if (
 438         this.st.user.sid == player.sid ||
 439         (!!player.name && this.st.user.id == player.id)
 440       ) {
 441         // Still have to check for name (because of potential multi-accounts
 442         // on same browser, although this should be rare...)
 443         return (!this.st.user.name || this.st.user.name == player.name);
 444       }
 445       // Try to find a match in people:
 446       return (
 447         (
 448           !!player.sid &&
 449           Object.keys(this.people).some(sid => {
 450             return (
 451               sid == player.sid &&
 452               Object.values(this.people[sid].tmpIds).some(v => v.focus)
 453             );
 454           })
 455         )
 456         ||
 457         (
 458           player.id > 0 &&
 459           Object.values(this.people).some(p => {
 460             return (
 461               p.id == player.id &&
 462               Object.values(p.tmpIds).some(v => v.focus)
 463             );
 464           })
 465         )
 466       );
 467     },
 468     getOppsid: function() {
 469       let oppsid = this.game.oppsid;
 470       if (!oppsid) {
 471         oppsid = Object.keys(this.people).find(
 472           sid => this.people[sid].id == this.game.oppid
 473         );
 474       }
 475       // oppsid is useful only if opponent is online:
 476       if (!!oppsid && !!this.people[oppsid]) return oppsid;
 477       return null;
 478     },
 479     // NOTE: action if provided is always a closing action
 480     toggleChat: function(action) {
 481       if (!action && document.getElementById("modalChat").checked)
 482         // Entering chat
 483         document.getElementById("inputChat").focus();
 484       else {
 485         document.getElementById("chatBtn").classList.remove("somethingnew");
 486         if (!!this.game.mycolor) {
 487           // Update "chatRead" variable either on server or locally
 488           if (this.game.type == "corr")
 489             this.updateCorrGame({ chatRead: this.game.mycolor });
 490           else if (this.game.type == "live")
 491             GameStorage.update(this.gameRef, { chatRead: true });
 492         }
 493       }
 494     },
 495     processChat: function(chat) {
 496       this.send("newchat", { data: chat });
 497       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 498       if (!!this.game.mycolor) {
 499         if (this.game.type == "corr")
 500           this.updateCorrGame({ chat: chat });
 501         else {
 502           // Live game
 503           chat.added = Date.now();
 504           GameStorage.update(this.gameRef, { chat: chat });
 505         }
 506       }
 507     },
 508     clearChat: function() {
 509       if (!!this.game.mycolor) {
 510         if (this.game.type == "corr") {
 511           ajax(
 512             "/chats",
 513             "DELETE",
 514             { data: { gid: this.game.id } }
 515           );
 516         } else {
 517           // Live game
 518           GameStorage.update(this.gameRef, { delchat: true });
 519         }
 520         this.$set(this.game, "chats", []);
 521       }
 522     },
 523     getGameType: function(game) {
 524       if (!!game.id.toString().match(/^i/)) return "import";
 525       return game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 526     },
 527     // Notify something after a new move (to opponent and me on MyGames page)
 528     notifyMyGames: function(thing, data) {
 529       this.send(
 530         "notify" + thing,
 531         {
 532           data: data,
 533           targets: this.game.players.map(p => {
 534             return { sid: p.sid, id: p.id };
 535           })
 536         }
 537       );
 538     },
 539     showNextGame: function() {
 540       // Did I play in current game? If not, add it to nextIds list
 541       if (this.game.score == "*" && this.vr.turn == this.game.mycolor)
 542         this.nextIds.unshift(this.game.id);
 543       const nextGid = this.nextIds.pop();
 544       this.$router.push(
 545         "/game/" + nextGid + "/?next=" + JSON.stringify(this.nextIds));
 546     },
 547     socketMessageListener: function(msg) {
 548       if (!this.conn) return;
 549       const data = JSON.parse(msg.data);
 550       switch (data.code) {
 551         case "pollclients":
 552           // TODO: shuffling and random filtering on server,
 553           // if the room is really crowded.
 554           Object.keys(data.sockIds).forEach(sid => {
 555             if (sid != this.st.user.sid) {
 556               this.send("askidentity", { target: sid });
 557               this.people[sid] = { tmpIds: data.sockIds[sid] };
 558             }
 559             else {
 560               // Complete my tmpIds:
 561               Object.assign(this.people[sid].tmpIds, data.sockIds[sid]);
 562             }
 563           });
 564           break;
 565         case "connect":
 566           if (!this.people[data.from[0]]) {
 567             // focus depends on the tmpId (e.g. tab)
 568             this.$set(
 569               this.people,
 570               data.from[0],
 571               {
 572                 tmpIds: {
 573                   [data.from[1]]: { focus: true }
 574                 }
 575               }
 576             );
 577             // For self multi-connects tests:
 578             this.newConnect[data.from[0]] = true;
 579             this.send("askidentity", { target: data.from[0] });
 580           } else {
 581             this.people[data.from[0]].tmpIds[data.from[1]] = { focus: true };
 582             this.$forceUpdate(); //TODO: shouldn't be required
 583           }
 584           break;
 585         case "disconnect":
 586           if (!this.people[data.from[0]]) return;
 587           delete this.people[data.from[0]].tmpIds[data.from[1]];
 588           if (Object.keys(this.people[data.from[0]].tmpIds).length == 0)
 589             this.$delete(this.people, data.from[0]);
 590           else this.$forceUpdate(); //TODO: shouldn't be required
 591           break;
 592         case "getfocus": {
 593           let player = this.people[data.from[0]];
 594           if (!!player) {
 595             player.tmpIds[data.from[1]].focus = true;
 596             this.$forceUpdate(); //TODO: shouldn't be required
 597           }
 598           break;
 599         }
 600         case "losefocus": {
 601           let player = this.people[data.from[0]];
 602           if (!!player) {
 603             player.tmpIds[data.from[1]].focus = false;
 604             this.$forceUpdate(); //TODO: shouldn't be required
 605           }
 606           break;
 607         }
 608         case "askidentity": {
 609           // Request for identification
 610           const me = {
 611             // Decompose to avoid revealing email
 612             name: this.st.user.name,
 613             sid: this.st.user.sid,
 614             id: this.st.user.id
 615           };
 616           this.send("identity", { data: me, target: data.from });
 617           break;
 618         }
 619         case "identity": {
 620           const user = data.data;
 621           let player = this.people[user.sid];
 622           // player.tmpIds is already set
 623           player.name = user.name;
 624           player.id = user.id;
 625           if (this.game.type == "live") {
 626             const myGidx =
 627               this.game.players.findIndex(p => p.sid == this.st.user.sid);
 628             // Sometimes a player name isn't stored yet (TODO: why?)
 629             if (
 630               myGidx >= 0 &&
 631               !this.game.players[1 - myGidx].name &&
 632               this.game.players[1 - myGidx].sid == user.sid &&
 633               !!user.name
 634             ) {
 635               this.game.players[1-myGidx].name = user.name;
 636               GameStorage.update(
 637                 this.gameRef,
 638                 { playerName: { idx: 1 - myGidx, name: user.name } }
 639               );
 640             }
 641           }
 642           this.$forceUpdate(); //TODO: shouldn't be required
 643           // If I multi-connect, kill current connexion if no mark (I'm older)
 644           if (this.newConnect[user.sid]) {
 645             delete this.newConnect[user.sid];
 646             if (
 647               user.id > 0 &&
 648               user.id == this.st.user.id &&
 649               user.sid != this.st.user.sid
 650             ) {
 651               this.cleanBeforeDestroy();
 652               alert(this.st.tr["New connexion detected: tab now offline"]);
 653               break;
 654             }
 655           }
 656           // Ask potentially missed last state, if opponent and I play
 657           if (
 658             !this.gotLastate &&
 659             !!this.game.mycolor &&
 660             this.game.type == "live" &&
 661             this.game.players.some(p => p.sid == user.sid)
 662           ) {
 663             this.send("asklastate", { target: user.sid });
 664             let counter = 1;
 665             this.askLastate = setInterval(
 666               () => {
 667                 // Ask at most 3 times:
 668                 // if no reply after that there should be a network issue.
 669                 if (
 670                   counter < 3 &&
 671                   !this.gotLastate &&
 672                   !!this.people[user.sid]
 673                 ) {
 674                   this.send("asklastate", { target: user.sid });
 675                   counter++;
 676                 } else {
 677                   clearInterval(this.askLastate);
 678                 }
 679               },
 680               1500
 681             );
 682           }
 683           break;
 684         }
 685         case "askgame":
 686           // Send current (live or import) game,
 687           // if not asked by any of the players
 688           if (
 689             this.game.type != "corr" &&
 690             this.game.players.every(p => p.sid != data.from[0])
 691           ) {
 692             const myGame = {
 693               id: this.game.id,
 694               // FEN is current position, unused for now
 695               fen: this.game.fen,
 696               players: this.game.players,
 697               vid: this.game.vid,
 698               cadence: this.game.cadence,
 699               score: this.game.score
 700             };
 701             this.send("game", { data: myGame, target: data.from });
 702           }
 703           break;
 704         case "askfullgame":
 705           const gameToSend = Object.keys(this.game)
 706             .filter(k =>
 707               [
 708                 "id","fen","players","vid","cadence","fenStart","vname",
 709                 "moves","clocks","score","drawOffer","rematchOffer"
 710               ].includes(k))
 711             .reduce(
 712               (obj, k) => {
 713                 obj[k] = this.game[k];
 714                 return obj;
 715               },
 716               {}
 717             );
 718           this.send("fullgame", { data: gameToSend, target: data.from });
 719           break;
 720         case "fullgame":
 721           if (!!data.data.empty) {
 722             alert(this.st.tr["The game should be in another tab"]);
 723             this.$router.go(-1);
 724           }
 725           else
 726             // Callback "roomInit" to poll clients only after game is loaded
 727             this.loadVariantThenGame(data.data, this.roomInit);
 728           break;
 729         case "asklastate":
 730           // Sending informative last state if I played a move or score != "*"
 731           // If the game or moves aren't loaded yet, delay the sending:
 732           // TODO: socket init after game load, so the game is supposedly ready
 733           if (!this.game || !this.game.moves) this.lastateAsked = true;
 734           else this.sendLastate(data.from);
 735           break;
 736         // TODO: possible bad scenario: reload page while oppponent sends a
 737         // move => get both lastate and newmove, process both, add move twice.
 738         // Confirm scenario? Fix?
 739         case "lastate": {
 740           // Got opponent infos about last move
 741           this.gotLastate = true;
 742           this.lastate = data.data;
 743           if (this.lastate.movesCount - 1 > this.gotMoveIdx)
 744             this.gotMoveIdx = this.lastate.movesCount - 1;
 745           if (this.game.rendered)
 746             // Game is rendered (Board component)
 747             this.processLastate();
 748           // Else: will be processed when game is ready
 749           break;
 750         }
 751         case "newmove": {
 752
 753 // DEBUG:
 754 console.log("Receive move");
 755 console.log(data.data);
 756 //moveslist not updated when receiving a move? (see in baseGame)
 757
 758           const movePlus = data.data;
 759           const movesCount = this.game.moves.length;
 760           if (
 761             movePlus.index < movesCount ||
 762             this.gotMoveIdx >= movePlus.index
 763           ) {
 764             // Opponent re-send but we already have the move:
 765             // (maybe he didn't receive our pingback...)
 766             this.send("gotmove", {data: movePlus.index, target: data.from});
 767           }
 768           else {
 769             this.gotMoveIdx = movePlus.index;
 770             const receiveMyMove = (movePlus.color == this.game.mycolor);
 771             const moveColIdx = ["w", "b"].indexOf(movePlus.color);
 772             if (!receiveMyMove && !!this.game.mycolor) {
 773               // Notify opponent that I got the move:
 774               this.send(
 775                 "gotmove",
 776                 { data: movePlus.index, target: data.from }
 777               );
 778               // And myself if I'm elsewhere:
 779               if (!this.focus) {
 780                 notify(
 781                   "New move",
 782                   {
 783                     body:
 784                       (this.game.players[moveColIdx].name || "@nonymous") +
 785                       " just played."
 786                   }
 787                 );
 788               }
 789             }
 790             if (movePlus.cancelDrawOffer) {
 791               // Opponent refuses draw
 792               this.drawOffer = "";
 793               // NOTE for corr games: drawOffer reset by player in turn
 794               if (
 795                 this.game.type == "live" &&
 796                 !!this.game.mycolor &&
 797                 !receiveMyMove
 798               ) {
 799                 GameStorage.update(this.gameRef, { drawOffer: "" });
 800               }
 801             }
 802             this.$refs["basegame"].play(movePlus.move, "received");
 803             // Freeze time while the move is being play
 804             // (TODO: a callback would be cleaner here)
 805             clearInterval(this.clockUpdate);
 806             this.clockUpdate = null;
 807             const freezeDuration = ["all", "highlight"].includes(V.ShowMoves)
 808               // 250 = length of animation, 500 = delay between sub-moves
 809               ? 250 + 750 *
 810                 (Array.isArray(movePlus.move) ? movePlus.move.length - 1 : 0)
 811               // Incomplete information: no move animation
 812               : 0;
 813             setTimeout(
 814               () => {
 815                 this.game.clocks[moveColIdx] = movePlus.clock;
 816                 this.processMove(
 817                   movePlus.move,
 818                   { receiveMyMove: receiveMyMove }
 819                 );
 820               },
 821               freezeDuration
 822             );
 823           }
 824           break;
 825         }
 826         case "gotmove": {
 827           this.opponentGotMove = true;
 828           // Now his clock starts running on my side:
 829           const oppIdx = ['w','b'].indexOf(this.vr.turn);
 830           // NOTE: next line to avoid multi-resetClocks when several tabs
 831           // on same game, resulting in a faster countdown.
 832           if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 833           this.re_setClocks();
 834           break;
 835         }
 836         case "resign":
 837           const score = (data.data == "b" ? "1-0" : "0-1");
 838           const side = (data.data == "w" ? "White" : "Black");
 839           this.gameOver(score, side + " surrender");
 840           break;
 841         case "abort":
 842           this.gameOver("?", "Stop");
 843           break;
 844         case "draw":
 845           this.gameOver("1/2", data.data);
 846           break;
 847         case "drawoffer":
 848           // NOTE: observers don't know who offered draw
 849           this.drawOffer = "received";
 850           if (!!this.game.mycolor && this.game.type == "live") {
 851             GameStorage.update(
 852               this.gameRef,
 853               { drawOffer: V.GetOppCol(this.game.mycolor) }
 854             );
 855           }
 856           break;
 857         case "rematchoffer":
 858           // NOTE: observers don't know who offered rematch
 859           this.rematchOffer = data.data ? "received" : "";
 860           if (!!this.game.mycolor && this.game.type == "live") {
 861             GameStorage.update(
 862               this.gameRef,
 863               { rematchOffer: data.data ? V.GetOppCol(this.game.mycolor) : "" }
 864             );
 865           }
 866           break;
 867         case "newgame": {
 868           // A game started, redirect if I'm playing in
 869           const gameInfo = data.data;
 870           const gameType = this.getGameType(gameInfo);
 871           if (
 872             gameType == "live" &&
 873             gameInfo.players.some(p => p.sid == this.st.user.sid)
 874           ) {
 875             this.addAndGotoLiveGame(gameInfo);
 876           } else if (
 877             gameType == "corr" &&
 878             this.st.user.id > 0 &&
 879             gameInfo.players.some(p => p.id == this.st.user.id)
 880           ) {
 881             this.$router.push("/game/" + gameInfo.id);
 882           } else {
 883             this.rematchId = gameInfo.id;
 884             document.getElementById("modalRules").checked = false;
 885             document.getElementById("modalScore").checked = false;
 886             document.getElementById("modalRematch").checked = true;
 887           }
 888           break;
 889         }
 890         case "newchat": {
 891           let chat = data.data;
 892           this.$refs["chatcomp"].newChat(chat);
 893           if (this.game.type == "live") {
 894             chat.added = Date.now();
 895             if (!!this.game.mycolor)
 896               GameStorage.update(this.gameRef, { chat: chat });
 897           }
 898           if (!document.getElementById("modalChat").checked)
 899             document.getElementById("chatBtn").classList.add("somethingnew");
 900           break;
 901         }
 902       }
 903     },
 904     updateCorrGame: function(obj, callback) {
 905       ajax(
 906         "/games",
 907         "PUT",
 908         {
 909           data: {
 910             gid: this.gameRef,
 911             newObj: obj
 912           },
 913           success: () => {
 914             if (!!callback) callback();
 915           }
 916         }
 917       );
 918     },
 919     sendLastate: function(target) {
 920       // Send our "last state" informations to opponent
 921       const L = this.game.moves.length;
 922       const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 923       const myLastate = {
 924         lastMove:
 925           (L > 0 && this.vr.turn != this.game.mycolor)
 926             ? this.game.moves[L - 1]
 927             : undefined,
 928         clock: this.game.clocks[myIdx],
 929         // Since we played a move (or abort or resign),
 930         // only drawOffer=="sent" is possible
 931         drawSent: this.drawOffer == "sent" ? true : undefined,
 932         rematchSent: this.rematchOffer == "sent" ? true : undefined,
 933         score: this.game.score != "*" ? this.game.score : undefined,
 934         scoreMsg: this.game.score != "*" ? this.game.scoreMsg : undefined,
 935         movesCount: L
 936       };
 937       this.send("lastate", { data: myLastate, target: target });
 938     },
 939     // lastate was received, but maybe game wasn't ready yet:
 940     processLastate: function() {
 941       const data = this.lastate;
 942       this.lastate = undefined; //security...
 943       if (!!data.score) {
 944         const oppCol = V.GetOppCol(this.game.mycolor);
 945         if (!!data.rematchSent) {
 946           if (this.game.rematchOffer != oppCol) {
 947             // Opponent sended rematch offer while we were offline:
 948             this.rematchOffer = "received";
 949             GameStorage.update(
 950               this.gameRef,
 951               { rematchOffer: oppCol }
 952             );
 953           }
 954         }
 955         else {
 956           if (this.game.rematchOffer == oppCol) {
 957             // Opponent cancelled rematch offer while we were offline:
 958             this.rematchOffer = "";
 959             GameStorage.update(
 960               this.gameRef,
 961               { rematchOffer: "" }
 962             );
 963           }
 964         }
 965       }
 966       else {
 967         const L = this.game.moves.length;
 968         const oppIdx = 1 - ["w", "b"].indexOf(this.game.mycolor);
 969         this.game.clocks[oppIdx] = data.clock;
 970         if (data.movesCount > L) {
 971           // Just got last move from him
 972           this.$refs["basegame"].play(data.lastMove, "received");
 973           this.processMove(data.lastMove);
 974         } else {
 975           if (!!this.clockUpdate) clearInterval(this.clockUpdate);
 976           this.re_setClocks();
 977         }
 978         if (!!data.drawSent) this.drawOffer = "received";
 979         if (!!data.score) {
 980           this.drawOffer = "";
 981           if (this.game.score == "*")
 982             this.gameOver(data.score, data.scoreMsg);
 983         }
 984       }
 985     },
 986     clickDraw: function() {
 987       if (!this.game.mycolor || this.game.type == "import") return;
 988       if (["received", "threerep"].includes(this.drawOffer)) {
 989         if (!confirm(this.st.tr["Accept draw?"])) return;
 990         const message =
 991           this.drawOffer == "received"
 992             ? "Mutual agreement"
 993             : "Three repetitions";
 994         this.send("draw", { data: message });
 995         this.gameOver("1/2", message);
 996       } else if (this.drawOffer == "") {
 997         // No effect if drawOffer == "sent"
 998         if (this.game.mycolor != this.vr.turn) {
 999           alert(this.st.tr["Draw offer only in your turn"]);
1000           return;
1001         }
1002         if (!confirm(this.st.tr["Offer draw?"])) return;
1003         this.drawOffer = "sent";
1004         this.send("drawoffer");
1005         if (this.game.type == "live") {
1006           GameStorage.update(
1007             this.gameRef,
1008             { drawOffer: this.game.mycolor }
1009           );
1010         } else this.updateCorrGame({ drawOffer: this.game.mycolor });
1011       }
1012     },
1013     addAndGotoLiveGame: function(gameInfo, callback) {
1014       const game = Object.assign(
1015         {},
1016         gameInfo,
1017         {
1018           // (other) Game infos: constant
1019           fenStart: gameInfo.fen,
1020           vname: this.game.vname,
1021           created: Date.now(),
1022           // Game state (including FEN): will be updated
1023           moves: [],
1024           clocks: [-1, -1], //-1 = unstarted
1025           chats: [],
1026           score: "*"
1027         }
1028       );
1029       GameStorage.add(game, (err) => {
1030         // No error expected.
1031         if (!err) {
1032           if (this.st.settings.sound)
1033             new Audio("/sounds/newgame.flac").play().catch(() => {});
1034           if (!!callback) callback();
1035           this.$router.push("/game/" + gameInfo.id);
1036         }
1037       });
1038     },
1039     clickRematch: function() {
1040       if (!this.game.mycolor || this.game.type == "import") return;
1041       if (this.rematchOffer == "received") {
1042         // Start a new game!
1043         let gameInfo = {
1044           id: getRandString(), //ignored if corr
1045           fen: V.GenRandInitFen(this.game.randomness),
1046           players: [this.game.players[1], this.game.players[0]],
1047           vid: this.game.vid,
1048           cadence: this.game.cadence
1049         };
1050         const notifyNewGame = () => {
1051           const oppsid = this.getOppsid(); //may be null
1052           this.send("rnewgame", { data: gameInfo, oppsid: oppsid });
1053           // To main Hall if corr game:
1054           if (this.game.type == "corr")
1055             this.send("newgame", { data: gameInfo, page: "/" });
1056           // Also to MyGames page:
1057           this.notifyMyGames("newgame", gameInfo);
1058         };
1059         if (this.game.type == "live")
1060           this.addAndGotoLiveGame(gameInfo, notifyNewGame);
1061         else {
1062           // corr game
1063           ajax(
1064             "/games",
1065             "POST",
1066             {
1067               // cid is useful to delete the challenge:
1068               data: { gameInfo: gameInfo },
1069               success: (response) => {
1070                 gameInfo.id = response.gameId;
1071                 notifyNewGame();
1072                 this.$router.push("/game/" + response.gameId);
1073               }
1074             }
1075           );
1076         }
1077       } else if (this.rematchOffer == "") {
1078         this.rematchOffer = "sent";
1079         this.send("rematchoffer", { data: true });
1080         if (this.game.type == "live") {
1081           GameStorage.update(
1082             this.gameRef,
1083             { rematchOffer: this.game.mycolor }
1084           );
1085         } else this.updateCorrGame({ rematchOffer: this.game.mycolor });
1086       } else if (this.rematchOffer == "sent") {
1087         // Toggle rematch offer (on --> off)
1088         this.rematchOffer = "";
1089         this.send("rematchoffer", { data: false });
1090         if (this.game.type == "live") {
1091           GameStorage.update(
1092             this.gameRef,
1093             { rematchOffer: '' }
1094           );
1095         } else this.updateCorrGame({ rematchOffer: 'n' });
1096       }
1097     },
1098     abortGame: function() {
1099       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"]))
1100         return;
1101       this.gameOver("?", "Stop");
1102       this.send("abort");
1103     },
1104     resign: function() {
1105       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
1106         return;
1107       this.send("resign", { data: this.game.mycolor });
1108       const score = (this.game.mycolor == "w" ? "0-1" : "1-0");
1109       const side = (this.game.mycolor == "w" ? "White" : "Black");
1110       this.gameOver(score, side + " surrender");
1111     },
1112     loadGame: function(game, callback) {
1113       const gtype = game.type || this.getGameType(game);
1114       const tc = extractTime(game.cadence);
1115       const myIdx = game.players.findIndex(p => {
1116         return (
1117           p.sid == this.st.user.sid ||
1118           (!!p.name && p.id == this.st.user.id)
1119         );
1120       });
1121       // Sometimes the name isn't stored yet (TODO: why?)
1122       if (
1123         myIdx >= 0 &&
1124         gtype == "live" &&
1125         !game.players[myIdx].name &&
1126         !!this.st.user.name
1127       ) {
1128         game.players[myIdx].name = this.st.user.name;
1129         GameStorage.update(
1130           game.id,
1131           { playerName: { idx: myIdx, name: this.st.user.name } }
1132         );
1133       }
1134       // "mycolor" is undefined for observers
1135       const mycolor = [undefined, "w", "b"][myIdx + 1];
1136       if (gtype == "corr") {
1137         if (mycolor == 'w') game.chatRead = game.chatReadWhite;
1138         else if (mycolor == 'b') game.chatRead = game.chatReadBlack;
1139         // NOTE: clocks in seconds
1140         game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
1141         game.clocks = [tc.mainTime, tc.mainTime];
1142         const L = game.moves.length;
1143         if (game.score == "*") {
1144           // Adjust clocks
1145           if (L >= 2) {
1146             game.clocks[L % 2] -=
1147               (Date.now() - game.moves[L-1].played) / 1000;
1148           }
1149         }
1150         // Now that we used idx and played, re-format moves as for live games
1151         game.moves = game.moves.map(m => m.squares);
1152       }
1153       else if (gtype == "live") {
1154         if (game.clocks[0] < 0) {
1155           // Game is unstarted. clock is ignored until move 2
1156           game.clocks = [tc.mainTime, tc.mainTime];
1157           if (myIdx >= 0) {
1158             // I play in this live game
1159             GameStorage.update(
1160               game.id,
1161               { clocks: game.clocks }
1162             );
1163           }
1164         } else {
1165           if (!!game.initime)
1166             // It's my turn: clocks not updated yet
1167             game.clocks[myIdx] -= (Date.now() - game.initime) / 1000;
1168         }
1169       }
1170       else
1171         // gtype == "import"
1172         game.clocks = [tc.mainTime, tc.mainTime];
1173       // Live games before 26/03/2020 don't have chat history:
1174       if (!game.chats) game.chats = []; //TODO: remove line
1175       // Sort chat messages from newest to oldest
1176       game.chats.sort((c1, c2) => c2.added - c1.added);
1177       if (
1178         myIdx >= 0 &&
1179         game.chats.length > 0 &&
1180         (!game.chatRead || game.chatRead < game.chats[0].added)
1181       ) {
1182         // A chat message arrived since my last reading:
1183         document.getElementById("chatBtn").classList.add("somethingnew");
1184       }
1185       // TODO: merge next 2 "if" conditions
1186       if (!!game.drawOffer) {
1187         if (game.drawOffer == "t")
1188           // Three repetitions
1189           this.drawOffer = "threerep";
1190         else {
1191           // Draw offered by any of the players:
1192           if (myIdx < 0) this.drawOffer = "received";
1193           else {
1194             // I play in this game:
1195             if (
1196               (game.drawOffer == "w" && myIdx == 0) ||
1197               (game.drawOffer == "b" && myIdx == 1)
1198             )
1199               this.drawOffer = "sent";
1200             else this.drawOffer = "received";
1201           }
1202         }
1203       }
1204       if (!!game.rematchOffer) {
1205         if (myIdx < 0) this.rematchOffer = "received";
1206         else {
1207           // I play in this game:
1208           if (
1209             (game.rematchOffer == "w" && myIdx == 0) ||
1210             (game.rematchOffer == "b" && myIdx == 1)
1211           ) {
1212             this.rematchOffer = "sent";
1213           }
1214           else this.rematchOffer = "received";
1215         }
1216       }
1217       this.repeat = {}; //reset: scan past moves' FEN:
1218       let repIdx = 0;
1219       this.vr = new V(game.fenStart);
1220       let curTurn = "n";
1221       game.moves.forEach(m => {
1222         playMove(m, this.vr);
1223         const fenIdx = this.vr.getFenForRepeat();
1224         this.repeat[fenIdx] = this.repeat[fenIdx]
1225           ? this.repeat[fenIdx] + 1
1226           : 1;
1227       });
1228       // Imported games don't have current FEN
1229       if (!game.fen) game.fen = this.vr.getFen();
1230       if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
1231       this.game = Object.assign(
1232         // NOTE: assign mycolor here, since BaseGame could also be VS computer
1233         {
1234           type: gtype,
1235           increment: tc.increment,
1236           mycolor: mycolor,
1237           // opponent sid not strictly required (or available), but easier
1238           // at least oppsid or oppid is available anyway:
1239           oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
1240           oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].id
1241         },
1242         game
1243       );
1244       this.$refs["basegame"].re_setVariables(this.game);
1245       // Initial loading:
1246       this.gotMoveIdx = game.moves.length - 1;
1247       // If we arrive here after 'nextGame' action, the board might be hidden
1248       let boardDiv = document.querySelector(".game");
1249       if (!!boardDiv && boardDiv.style.visibility == "hidden")
1250         boardDiv.style.visibility = "visible";
1251       this.re_setClocks();
1252       this.$nextTick(() => {
1253         this.game.rendered = true;
1254         // Did lastate arrive before game was rendered?
1255         if (!!this.lastate) this.processLastate();
1256       });
1257       if (this.lastateAsked) {
1258         this.lastateAsked = false;
1259         this.sendLastate(game.oppsid);
1260       }
1261       if (!!callback) callback();
1262     },
1263     loadVariantThenGame: async function(game, callback) {
1264       await import("@/variants/" + game.vname + ".js")
1265       .then((vModule) => {
1266         window.V = vModule[game.vname + "Rules"];
1267         this.loadGame(game, callback);
1268       });
1269       // (AJAX) Request to get rules content (plain text, HTML)
1270       this.rulesContent =
1271         require(
1272           "raw-loader!@/translations/rules/" +
1273           game.vname + "/" +
1274           this.st.lang + ".pug"
1275         )
1276         // Next two lines fix a weird issue after last update (2019-11)
1277         .replace(/\\n/g, " ")
1278         .replace(/\\"/g, '"')
1279         .replace('module.exports = "', "")
1280         .replace(/"$/, "")
1281         .replace(/(fen:)([^:]*):/g, replaceByDiag);
1282     },
1283     // 3 cases for loading a game:
1284     //  - from indexedDB (running or completed live game I play)
1285     //  - from server (one correspondance game I play[ed] or not)
1286     //  - from remote peer (one live game I don't play, finished or not)
1287     fetchGame: function(callback) {
1288       if (
1289         Number.isInteger(this.gameRef) ||
1290         !isNaN(parseInt(this.gameRef, 10))
1291       ) {
1292         // corr games identifiers are integers
1293         ajax(
1294           "/games",
1295           "GET",
1296           {
1297             data: { gid: this.gameRef },
1298             success: (res) => {
1299               res.game.moves.forEach(m => {
1300                 m.squares = JSON.parse(m.squares);
1301               });
1302               callback(res.game);
1303             }
1304           }
1305         );
1306       }
1307       else if (!!this.gameRef.match(/^i/))
1308         // Game import (maybe remote)
1309         ImportgameStorage.get(this.gameRef, callback);
1310       else
1311         // Local live game (or remote)
1312         GameStorage.get(this.gameRef, callback);
1313     },
1314     re_setClocks: function() {
1315       this.virtualClocks = this.game.clocks.map(s => ppt(s).split(':'));
1316       if (this.game.moves.length < 2 || this.game.score != "*") {
1317         // 1st move not completed yet, or game over: freeze time
1318         return;
1319       }
1320       const currentTurn = this.vr.turn;
1321       const currentMovesCount = this.game.moves.length;
1322       const colorIdx = ["w", "b"].indexOf(currentTurn);
1323       this.clockUpdate = setInterval(
1324         () => {
1325           if (
1326             this.game.clocks[colorIdx] < 0 ||
1327             this.game.moves.length > currentMovesCount ||
1328             this.game.score != "*"
1329           ) {
1330             clearInterval(this.clockUpdate);
1331             this.clockUpdate = null;
1332             if (this.game.clocks[colorIdx] < 0)
1333               this.gameOver(
1334                 currentTurn == "w" ? "0-1" : "1-0",
1335                 "Time"
1336               );
1337           } else {
1338             this.$set(
1339               this.virtualClocks,
1340               colorIdx,
1341               ppt(Math.max(0, --this.game.clocks[colorIdx])).split(':')
1342             );
1343           }
1344         },
1345         1000
1346       );
1347     },
1348     // Update variables and storage after a move:
1349     processMove: function(move, data) {
1350       if (this.game.type == "import")
1351         // Shouldn't receive any messages in this mode:
1352         return;
1353       if (!data) data = {};
1354       const moveCol = this.vr.turn;
1355       const colorIdx = ["w", "b"].indexOf(moveCol);
1356       const nextIdx = 1 - colorIdx;
1357       const doProcessMove = () => {
1358         const origMovescount = this.game.moves.length;
1359         // The move is (about to be) played: stop clock
1360         clearInterval(this.clockUpdate);
1361         this.clockUpdate = null;
1362         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1363           if (this.drawOffer == "received")
1364             // I refuse draw
1365             this.drawOffer = "";
1366           if (this.game.type == "live" && origMovescount >= 2) {
1367             this.game.clocks[colorIdx] += this.game.increment;
1368             // For a correct display in casqe of disconnected opponent:
1369             this.$set(
1370               this.virtualClocks,
1371               colorIdx,
1372               ppt(this.game.clocks[colorIdx]).split(':')
1373             );
1374             GameStorage.update(this.gameRef, {
1375               // It's not my turn anymore:
1376               initime: null
1377             });
1378           }
1379         }
1380         // Update current game object:
1381         playMove(move, this.vr);
1382         if (!data.score)
1383           // Received move, score is computed in BaseGame, but maybe not yet.
1384           // ==> Compute it here, although this is redundant (TODO)
1385           data.score = this.vr.getCurrentScore();
1386         if (data.score != "*") this.gameOver(data.score);
1387         this.game.moves.push(move);
1388         this.game.fen = this.vr.getFen();
1389         if (this.game.type == "corr") {
1390           // In corr games, just reset clock to mainTime:
1391           this.game.clocks[colorIdx] = extractTime(this.game.cadence).mainTime;
1392         }
1393         // If repetition detected, consider that a draw offer was received:
1394         const fenObj = this.vr.getFenForRepeat();
1395         this.repeat[fenObj] =
1396           !!this.repeat[fenObj]
1397             ? this.repeat[fenObj] + 1
1398             : 1;
1399         if (this.repeat[fenObj] >= 3) this.drawOffer = "threerep";
1400         else if (this.drawOffer == "threerep") this.drawOffer = "";
1401         if (!!this.game.mycolor && !data.receiveMyMove) {
1402           // NOTE: 'var' to see that variable outside this block
1403           var filtered_move = getFilteredMove(move);
1404         }
1405         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1406           // Notify turn on MyGames page:
1407           this.notifyMyGames(
1408             "turn",
1409             {
1410               gid: this.gameRef,
1411               turn: this.vr.turn
1412             }
1413           );
1414         }
1415         // Since corr games are stored at only one location, update should be
1416         // done only by one player for each move:
1417         if (
1418           this.game.type == "live" &&
1419           !!this.game.mycolor &&
1420           moveCol != this.game.mycolor &&
1421           this.game.moves.length >= 2
1422         ) {
1423           // Receive a move: update initime
1424           this.game.initime = Date.now();
1425           GameStorage.update(this.gameRef, {
1426             // It's my turn now!
1427             initime: this.game.initime
1428           });
1429         }
1430         if (
1431           !!this.game.mycolor &&
1432           !data.receiveMyMove &&
1433           (this.game.type == "live" || moveCol == this.game.mycolor)
1434         ) {
1435           let drawCode = "";
1436           switch (this.drawOffer) {
1437             case "threerep":
1438               drawCode = "t";
1439               break;
1440             case "sent":
1441               drawCode = this.game.mycolor;
1442               break;
1443             case "received":
1444               drawCode = V.GetOppCol(this.game.mycolor);
1445               break;
1446           }
1447           if (this.game.type == "corr") {
1448             // corr: only move, fen and score
1449             this.updateCorrGame({
1450               fen: this.game.fen,
1451               move: {
1452                 squares: filtered_move,
1453                 idx: origMovescount
1454               },
1455               // Code "n" for "None" to force reset (otherwise it's ignored)
1456               drawOffer: drawCode || "n"
1457             });
1458           }
1459           else {
1460             const updateStorage = () => {
1461               GameStorage.update(this.gameRef, {
1462                 fen: this.game.fen,
1463                 move: filtered_move,
1464                 moveIdx: origMovescount,
1465                 clocks: this.game.clocks,
1466                 drawOffer: drawCode
1467               });
1468             };
1469             // The active tab can update storage immediately
1470             if (this.focus) updateStorage();
1471             // Small random delay otherwise
1472             else setTimeout(updateStorage, 500 + 1000 * Math.random());
1473           }
1474         }
1475         // Send move ("newmove" event) to people in the room (if our turn)
1476         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
1477           let sendMove = {
1478             move: filtered_move,
1479             index: origMovescount,
1480             // color is required to check if this is my move
1481             // (if several tabs opened)
1482             color: moveCol,
1483             cancelDrawOffer: this.drawOffer == ""
1484           };
1485           if (this.game.type == "live")
1486             sendMove["clock"] = this.game.clocks[colorIdx];
1487           // (Live) Clocks will re-start when the opponent pingback arrive
1488           this.opponentGotMove = false;
1489           this.send("newmove", {data: sendMove});
1490           // If the opponent doesn't reply gotmove soon enough, re-send move:
1491           // Do this at most 2 times, because more would mean network issues,
1492           // opponent would then be expected to disconnect/reconnect.
1493           let counter = 1;
1494           const currentUrl = document.location.href;
1495           this.retrySendmove = setInterval(
1496             () => {
1497               if (
1498                 counter >= 3 ||
1499                 this.opponentGotMove ||
1500                 document.location.href != currentUrl //page change
1501               ) {
1502                 clearInterval(this.retrySendmove);
1503                 return;
1504               }
1505               const oppsid = this.getOppsid();
1506               if (!oppsid)
1507                 // Opponent is disconnected: he'll ask last state
1508                 clearInterval(this.retrySendmove);
1509               else {
1510                 this.send("newmove", { data: sendMove, target: oppsid });
1511                 counter++;
1512               }
1513             },
1514             1500
1515           );
1516         }
1517         else
1518           // Not my move or I'm an observer: just start other player's clock
1519           this.re_setClocks();
1520       };
1521       if (
1522         this.game.type == "corr" &&
1523         V.CorrConfirm &&
1524         moveCol == this.game.mycolor &&
1525         !data.receiveMyMove
1526       ) {
1527         let boardDiv = document.querySelector(".game");
1528         const afterSetScore = () => {
1529           doProcessMove();
1530           if (this.st.settings.gotonext && this.nextIds.length > 0)
1531             this.showNextGame();
1532           else {
1533             // The board might have been hidden:
1534             if (boardDiv.style.visibility == "hidden")
1535               boardDiv.style.visibility = "visible";
1536             if (data.score == "*") this.re_setClocks();
1537           }
1538         };
1539         let el = document.querySelector("#buttonsConfirm > .acceptBtn");
1540         // We may play several moves in a row: in case of, remove listener:
1541         let elClone = el.cloneNode(true);
1542         el.parentNode.replaceChild(elClone, el);
1543         elClone.addEventListener(
1544           "click",
1545           () => {
1546             document.getElementById("modalConfirm").checked = false;
1547             if (!!data.score && data.score != "*")
1548               // Set score first
1549               this.gameOver(data.score, null, afterSetScore);
1550             else afterSetScore();
1551           }
1552         );
1553         // PlayOnBoard is enough, and more appropriate for Synchrone Chess
1554         const arMove = (Array.isArray(move) ? move : [move]);
1555         for (let i = 0; i < arMove.length; i++)
1556           V.PlayOnBoard(this.vr.board, arMove[i]);
1557         const position = this.vr.getBaseFen();
1558         for (let i = arMove.length - 1; i >= 0; i--)
1559           V.UndoOnBoard(this.vr.board, arMove[i]);
1560         if (["all","byrow"].includes(V.ShowMoves)) {
1561           this.curDiag = getDiagram({
1562             position: position,
1563             orientation: V.CanFlip ? this.game.mycolor : "w"
1564           });
1565           document.querySelector("#confirmDiv > .card").style.width =
1566             boardDiv.offsetWidth + "px";
1567         }
1568         else {
1569           // Incomplete information: just ask confirmation
1570           // Hide the board, because otherwise it could reveal infos
1571           boardDiv.style.visibility = "hidden";
1572           this.moveNotation = getFullNotation(move);
1573         }
1574         document.getElementById("modalConfirm").checked = true;
1575       }
1576       else {
1577         // Normal situation
1578         if (!!data.score && data.score != "*")
1579           this.gameOver(data.score, null, doProcessMove);
1580         else doProcessMove();
1581       }
1582     },
1583     cancelMove: function() {
1584       let boardDiv = document.querySelector(".game");
1585       if (boardDiv.style.visibility == "hidden")
1586         boardDiv.style.visibility = "visible";
1587       document.getElementById("modalConfirm").checked = false;
1588       this.$refs["basegame"].cancelLastMove();
1589     },
1590     // In corr games, callback to change page only after score is set:
1591     gameOver: function(score, scoreMsg, callback) {
1592       this.game.score = score;
1593       if (!scoreMsg) scoreMsg = getScoreMessage(score);
1594       this.game.scoreMsg = scoreMsg;
1595       document.getElementById("modalRules").checked = false;
1596       // Display result in a un-missable way:
1597       document.getElementById("modalScore").checked = true;
1598       this.$set(this.game, "scoreMsg", scoreMsg);
1599       const myIdx = this.game.players.findIndex(p => {
1600         return (
1601           p.sid == this.st.user.sid ||
1602           (!!p.name && p.id == this.st.user.id)
1603         );
1604       });
1605       if (myIdx >= 0) {
1606         // OK, I play in this game
1607         const scoreObj = {
1608           score: score,
1609           scoreMsg: scoreMsg
1610         };
1611         if (this.game.type == "live") {
1612           GameStorage.update(this.gameRef, scoreObj);
1613           // Notify myself locally if I'm elsewhere:
1614           if (!this.focus) {
1615             notify(
1616               "Game over",
1617               { body: score + " : " + scoreMsg }
1618             );
1619           }
1620           if (!!callback) callback();
1621         }
1622         else this.updateCorrGame(scoreObj, callback);
1623         // Notify the score to main Hall.
1624         // TODO: only one player (currently double send)
1625         this.send("result", { gid: this.game.id, score: score });
1626         // Also to MyGames page (TODO: doubled as well...)
1627         this.notifyMyGames(
1628           "score",
1629           {
1630             gid: this.gameRef,
1631             score: score
1632           }
1633         );
1634       }
1635       else if (!!callback) callback();
1636     }
1637   }
1638 };
1639 </script>
1640
1641 <style lang="sass" scoped>
1642 #scoreDiv > .card, #rematchDiv > .card
1643   padding: 10px 0
1644   max-width: 430px
1645
1646 #rulesDiv > .card
1647   padding: 5px 0
1648   max-width: 50%
1649   max-height: 100%
1650   @media screen and (max-width: 1500px)
1651     max-width: 67%
1652   @media screen and (max-width: 1024px)
1653     max-width: 85%
1654   @media screen and (max-width: 767px)
1655     max-width: 100%
1656
1657 p.score-section
1658   margin: 0
1659   font-size: 1.3em
1660   span.score
1661     font-weight: bold
1662
1663 .connected
1664   background-color: lightgreen
1665
1666 #participants
1667   margin-left: 5px
1668
1669 .anonymous
1670   color: grey
1671   font-style: italic
1672
1673 #playersInfo > p
1674   margin: 0
1675
1676 @media screen and (max-width: 767px)
1677   .game
1678     width: 100%
1679
1680 #actions
1681   display: inline-block
1682   margin: 0
1683
1684 button
1685   display: inline-block
1686   margin: 0
1687   display: inline-flex
1688   img
1689     height: 22px
1690     display: flex
1691     @media screen and (max-width: 767px)
1692       height: 18px
1693
1694 #aboveBoard
1695   text-align: center
1696
1697 .user-bio
1698   display: inline
1699   font-size: 1.5rem
1700   @media screen and (max-width: 767px)
1701     font-size: 1.2rem
1702   padding: 0 3px
1703
1704 .variant-cadence
1705   padding-right: 10px
1706
1707 .variant-name
1708   font-weight: bold
1709   padding-right: 10px
1710
1711 span#nextGame
1712   background-color: #edda99
1713   cursor: pointer
1714   display: inline-block
1715   margin-right: 10px
1716
1717 span.separator
1718   display: inline-block
1719   margin: 0
1720   padding: 0
1721   width: 10px
1722
1723 span.time
1724   font-size: 2rem
1725   @media screen and (max-width: 767px)
1726     font-size: 1.5rem
1727   display: inline-block
1728   .time-left
1729     margin-left: 10px
1730   .time-right
1731     margin-left: 5px
1732   .time-separator
1733     margin-left: 5px
1734     position: relative
1735     top: -1px
1736
1737 span.yourturn
1738   color: #831B1B
1739   .time-separator
1740     animation: blink-animation 2s steps(3, start) infinite
1741 @keyframes blink-animation
1742   to
1743     visibility: hidden
1744
1745 .split-names
1746   display: inline-block
1747   margin: 0 15px
1748
1749 #chatWrap > .card
1750   padding-top: 20px
1751   max-width: 767px
1752   border: none
1753
1754 #confirmDiv > .card
1755   max-width: 767px
1756   max-height: 100%
1757
1758 .draw-sent, .draw-sent:hover
1759   background-color: lightyellow
1760
1761 .draw-received, .draw-received:hover
1762   background-color: #73C6B6
1763
1764 .draw-threerep, .draw-threerep:hover
1765   background-color: #D2B4DE
1766
1767 .rematch-sent, .rematch-sent:hover
1768   background-color: lightyellow
1769
1770 .rematch-received, .rematch-received:hover
1771   background-color: #48C9B0
1772
1773 .somethingnew
1774   background-color: #D2B4DE
1775
1776 .diagram
1777   margin: 0 auto
1778   width: 100%
1779
1780 #buttonsConfirm
1781   margin: 0
1782   & > button > span
1783     width: 100%
1784     text-align: center
1785
1786 button.acceptBtn
1787   background-color: lightgreen
1788 button.refuseBtn
1789   background-color: red
1790
1791 a#variantNameInGame
1792   color: var(--card-fore-color)
1793   text-align: center
1794   font-weight: bold
1795   font-size: calc(1rem * var(--heading-ratio))
1796   line-height: 1.2
1797   margin: calc(1.5 * var(--universal-margin))
1798 </style>
1799
1800 <style lang="sass">
1801 @import "@/styles/_rules.sass"
1802 @import "@/styles/_board_squares_img.sass"
1803 </style>