client/src/views/Hall.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       p(v-html="infoMessage")
  11   input#modalAccept.modal(type="checkbox")
  12   div#acceptDiv(role="dialog")
  13     .card
  14       p.text-center
  15         span.variantName {{ curChallToAccept.vname }}
  16         span {{ curChallToAccept.cadence }}
  17         span {{ st.tr["with"] + " " + curChallToAccept.from.name }}
  18       p.text-center(v-if="!!curChallToAccept.color")
  19         | {{ st.tr["Your color:"] + " " + invColor(curChallToAccept.color) }}
  20       .diagram(
  21         v-if="!!curChallToAccept.fen"
  22         v-html="tchallDiag"
  23       )
  24       .button-group#buttonsTchall(:style="tchallButtonsMargin()")
  25         button.acceptBtn(@click="decisionChallenge(true)")
  26           span {{ st.tr["Accept challenge?"] }}
  27         button.refuseBtn(@click="decisionChallenge(false)")
  28           span {{ st.tr["Refuse"] }}
  29   input#modalNewgame.modal(
  30     type="checkbox"
  31     @change="cadenceFocusIfOpened($event)"
  32   )
  33   div#newgameDiv(
  34     role="dialog"
  35     data-checkbox="modalNewgame"
  36   )
  37     .card
  38       label#closeNewgame.modal-close(for="modalNewgame")
  39       div(@keyup.enter="issueNewChallenge()")
  40         fieldset
  41           label(for="selectVariant") {{ st.tr["Variant"] }} *
  42           select#selectVariant(
  43             @change="loadNewchallVariant(trySetNewchallDiag)"
  44             v-model="newchallenge.vid"
  45           )
  46             option(
  47               v-for="v in st.variants"
  48               :value="v.id"
  49               :selected="newchallenge.vid==v.id"
  50             )
  51               | {{ v.name }}
  52         fieldset
  53           label(for="cadence") {{ st.tr["Cadence"] }} *
  54           div#predefinedCadences
  55             button(type="button") 15+5
  56             button(type="button") 45+30
  57             button(type="button") 3d
  58             button(type="button") 7d
  59           input#cadence(
  60             type="text"
  61             v-model="newchallenge.cadence"
  62             placeholder="5+0, 1h+30s, 5d ..."
  63           )
  64         fieldset
  65           label(for="selectRandomLevel") {{ st.tr["Randomness"] }} *
  66           select#selectRandomLevel(v-model="newchallenge.randomness")
  67             option(value="0") {{ st.tr["Deterministic"] }}
  68             option(value="1") {{ st.tr["Symmetric random"] }}
  69             option(value="2") {{ st.tr["Asymmetric random"] }}
  70         fieldset
  71           label(for="memorizeChall") {{ st.tr["Memorize"] }}
  72           input#memorizeChall(
  73             type="checkbox"
  74             v-model="newchallenge.memorize"
  75           )
  76         fieldset(v-if="st.user.id > 0")
  77           label(for="selectPlayers") {{ st.tr["Play with"] }}
  78           select#selectPlayersInList(
  79             v-model="newchallenge.to"
  80             @change="changeChallTarget()"
  81           )
  82             option(value="")
  83             option(
  84               v-for="p in Object.values(people)"
  85               v-if="!!p.name"
  86               :value="p.name"
  87             )
  88               | {{ p.name }}
  89           input#selectPlayers(
  90             type="text"
  91             v-model="newchallenge.to"
  92           )
  93         fieldset(v-show="st.user.id > 0 && newchallenge.to.length > 0")
  94           label(for="selectColor") {{ st.tr["Color"] }}
  95           select#selectColor(v-model="newchallenge.color")
  96             option(value='')
  97             option(value='w') {{ st.tr["White"] }}
  98             option(value='b') {{ st.tr["Black"] }}
  99           br
 100           input#inputFen(
 101             placeholder="FEN"
 102             @input="trySetNewchallDiag()"
 103             type="text"
 104             v-model="newchallenge.fen"
 105           )
 106         .diagram(v-html="newchallenge.diag")
 107       button(@click="issueNewChallenge()") {{ st.tr["Send challenge"] }}
 108   input#modalPeople.modal(
 109     type="checkbox"
 110     @click="toggleSocialColor()"
 111   )
 112   div#peopleWrap(
 113     role="dialog"
 114     data-checkbox="modalPeople"
 115   )
 116     .card
 117       label.modal-close(for="modalPeople")
 118       #people
 119         #players
 120           p(
 121             v-for="sid in Object.keys(people)"
 122             v-if="!!people[sid].name"
 123           )
 124             UserBio.user-bio(:uid="people[sid].id" :uname="people[sid].name")
 125             button.player-action(
 126               v-if="isGamer(sid)"
 127               @click="watchGame(sid)"
 128             )
 129               | {{ st.tr["Observe"] }}
 130             button.player-action(
 131               v-else-if="isFocusedOnHall(sid)"
 132               @click="challenge(sid)"
 133             )
 134               | {{ st.tr["Challenge"] }}
 135           p.anonymous @nonymous ({{ anonymousCount() }})
 136         #chat
 137           Chat(
 138             ref="chatcomp"
 139             @mychat="processChat"
 140             :pastChats="[]"
 141           )
 142         .clearer
 143   .row
 144     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 145       .button-group
 146         button#peopleBtn(onClick="window.doClick('modalPeople')")
 147           | {{ st.tr["Who's there?"] }}
 148         button(@click="showNewchallengeForm()")
 149           | {{ st.tr["New game"] }}
 150   .row(v-if="presetChalls.length > 0")
 151     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 152       h4.text-center {{ st.tr["Preset challenges"] }}
 153       table
 154         thead
 155           tr
 156             th {{ st.tr["Variant"] }}
 157             th {{ st.tr["Cadence"] }}
 158             th {{ st.tr["Random?"] }}
 159             th
 160         tbody
 161           tr(
 162             v-for="pc in presetChalls"
 163             @click="newChallFromPreset(pc)"
 164           )
 165             td {{ pc.vname }}
 166             td {{ pc.cadence }}
 167             td(:class="getRandomnessClass(pc)")
 168             td.remove-preset(@click="removePresetChall($event, pc)")
 169               img(src="/images/icons/delete.svg")
 170   .row
 171     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 172       div#div2
 173         .button-group
 174           button.tabbtn#btnClive(@click="setDisplay('c','live',$event)")
 175             | {{ st.tr["Live challenges"] }}
 176           button.tabbtn#btnCcorr(@click="setDisplay('c','corr',$event)")
 177             | {{ st.tr["Correspondence challenges"] }}
 178         ChallengeList(
 179           v-show="cdisplay=='live'"
 180           :challenges="filterChallenges('live')"
 181           @click-challenge="clickChallenge"
 182         )
 183         ChallengeList(
 184           v-show="cdisplay=='corr'"
 185           :challenges="filterChallenges('corr')"
 186           @click-challenge="clickChallenge"
 187         )
 188       div#div3
 189         .button-group
 190           button.tabbtn#btnGlive(@click="setDisplay('g','live',$event)")
 191             | {{ st.tr["Live games"] }}
 192           button.tabbtn#btnGcorr(@click="setDisplay('g','corr',$event)")
 193             | {{ st.tr["Correspondence games"] }}
 194         GameList(
 195           v-show="gdisplay=='live'"
 196           :games="filterGames('live')"
 197           :show-both="true"
 198           @show-game="showGame"
 199         )
 200         div(v-show="gdisplay=='corr'")
 201           GameList(
 202             :games="filterGames('corr')"
 203             :show-both="true"
 204             @show-game="showGame"
 205           )
 206           button#loadMoreBtn(
 207             v-if="hasMore"
 208             @click="loadMoreCorr()"
 209           )
 210             | {{ st.tr["Load more"] }}
 211 </template>
 212
 213 <script>
 214 import { store } from "@/store";
 215 import { checkChallenge } from "@/data/challengeCheck";
 216 import { notify } from "@/utils/notifications";
 217 import { ArrayFun } from "@/utils/array";
 218 import { ajax } from "@/utils/ajax";
 219 import params from "@/parameters";
 220 import { getRandString, shuffle, randInt } from "@/utils/alea";
 221 import { getDiagram } from "@/utils/printDiagram";
 222 import Chat from "@/components/Chat.vue";
 223 import UserBio from "@/components/UserBio.vue";
 224 import GameList from "@/components/GameList.vue";
 225 import ChallengeList from "@/components/ChallengeList.vue";
 226 import { GameStorage } from "@/utils/gameStorage";
 227 import { processModalClick } from "@/utils/modalClick";
 228 export default {
 229   name: "my-hall",
 230   components: {
 231     Chat,
 232     UserBio,
 233     GameList,
 234     ChallengeList
 235   },
 236   data: function() {
 237     return {
 238       st: store.state,
 239       cdisplay: "live", //or corr
 240       gdisplay: "live",
 241       // timestamp of last showed (oldest) corr game:
 242       cursor: Number.MAX_SAFE_INTEGER,
 243       // hasMore == TRUE: a priori there could be more games to load
 244       hasMore: true,
 245       games: [],
 246       challenges: [],
 247       people: {},
 248       infoMessage: "",
 249       newchallenge: {
 250         fen: "",
 251         vid: parseInt(localStorage.getItem("vid"), 10) || 0,
 252         to: "", //name of challenged player (if any)
 253         color: '',
 254         cadence: localStorage.getItem("cadence") || "",
 255         randomness:
 256           // Warning: randomness can be 0, then !!randomness is false
 257           (parseInt(localStorage.getItem("challRandomness"),10)+1 || 3) - 1,
 258         // VariantRules object, stored to not interfere with
 259         // diagrams of targetted challenges:
 260         V: null,
 261         vname: "",
 262         diag: "", //visualizing FEN
 263         memorize: false //put settings in localStorage
 264       },
 265       focus: true,
 266       tchallDiag: "",
 267       curChallToAccept: { from: {} },
 268       presetChalls: JSON.parse(localStorage.getItem("presetChalls") || "[]"),
 269       conn: null,
 270       connexionString: "",
 271       socketCloseListener: 0,
 272       // Related to (killing of) self multi-connects:
 273       newConnect: {}
 274     };
 275   },
 276   watch: {
 277     // st.variants changes only once, at loading from [] to [...]
 278     "st.variants": function() {
 279       // Set potential challenges and games variant names:
 280       this.challenges.concat(this.games).forEach(o => {
 281         if (!o.vname) o.vname = this.getVname(o.vid);
 282       });
 283       if (!this.newchallenge.V && this.newchallenge.vid > 0)
 284         this.loadNewchallVariant();
 285     },
 286     $route: function(to, from) {
 287       if (to.path != "/") this.cleanBeforeDestroy();
 288     }
 289   },
 290   created: function() {
 291     document.addEventListener('visibilitychange', this.visibilityChange);
 292     window.addEventListener('focus', this.onFocus);
 293     window.addEventListener('blur', this.onBlur);
 294     window.addEventListener("beforeunload", this.cleanBeforeDestroy);
 295     if (this.st.variants.length > 0 && this.newchallenge.vid > 0)
 296       this.loadNewchallVariant();
 297     const my = this.st.user;
 298     const tmpId = getRandString();
 299     this.$set(
 300       this.people,
 301       my.sid,
 302       {
 303         id: my.id,
 304         name: my.name,
 305         tmpIds: {
 306           tmpId: { page: "/", focus: true }
 307         }
 308       }
 309     );
 310     const connectAndPoll = () => {
 311       this.send("connect");
 312       this.send("pollclientsandgamers");
 313       if (!!this.$route.query["challenge"]) {
 314         // Automatic challenge sending, for tournaments
 315         this.loadNewchallVariant(
 316           () => {
 317             this.newchallenge = {
 318               fen: "",
 319               vid:
 320                 this.st.variants
 321                 .find(v => v.name == this.$route.query["variant"])
 322                 .id,
 323               to: this.$route.query["challenge"],
 324               color: this.$route.query["color"] || '',
 325               cadence: this.$route.query["cadence"],
 326               // Tournament: no randomness (TODO: for now at least)
 327               randomness: 0,
 328               memorize: false
 329             };
 330             this.issueNewChallenge();
 331           },
 332           this.$route.query["variant"]
 333         );
 334       }
 335     };
 336     // Initialize connection
 337     this.connexionString =
 338       params.socketUrl +
 339       "/?sid=" + this.st.user.sid +
 340       "&id=" + this.st.user.id +
 341       "&tmpId=" + tmpId +
 342       "&page=" +
 343       // Hall: path is "/" (TODO: could be hard-coded as well)
 344       encodeURIComponent(this.$route.path);
 345     this.conn = new WebSocket(this.connexionString);
 346     this.conn.onopen = connectAndPoll;
 347     this.conn.addEventListener("message", this.socketMessageListener);
 348     this.socketCloseListener = setInterval(
 349       () => {
 350         if (this.conn.readyState == 3) {
 351           this.conn.removeEventListener("message", this.socketMessageListener);
 352           this.conn = new WebSocket(this.connexionString);
 353           this.conn.addEventListener("message", this.socketMessageListener);
 354         }
 355       },
 356       1000
 357     );
 358   },
 359   mounted: function() {
 360     document.getElementById("peopleWrap")
 361       .addEventListener("click", (e) => {
 362         processModalClick(e, () => {
 363           this.toggleSocialColor("close")
 364         });
 365       });
 366     ["infoDiv", "newgameDiv"].forEach(eltName => {
 367       document.getElementById(eltName)
 368         .addEventListener("click", processModalClick);
 369     });
 370     document.querySelectorAll("#predefinedCadences > button").forEach(b => {
 371       b.addEventListener("click", () => {
 372         this.newchallenge.cadence = b.innerHTML;
 373       });
 374     });
 375     const dispCorr = this.$route.query["disp"];
 376     const showCtype =
 377       dispCorr || localStorage.getItem("type-challenges") || "live";
 378     const showGtype =
 379       dispCorr || localStorage.getItem("type-games") || "live";
 380     this.setDisplay('c', showCtype);
 381     this.setDisplay('g', showGtype);
 382     // Ask server for current corr games (all but mines)
 383     this.loadMoreCorr();
 384     // Also ask for corr challenges (open + sent by/to me)
 385     // List them all, because they are not supposed to be that many (TODO?)
 386     ajax(
 387       "/challenges",
 388       "GET",
 389       {
 390         data: { uid: this.st.user.id },
 391         success: (response) => {
 392           if (
 393             response.challenges.length > 0 &&
 394             this.challenges.length == 0 &&
 395             this.cdisplay == "live"
 396           ) {
 397             document
 398               .getElementById("btnCcorr")
 399               .classList.add("somethingnew");
 400           }
 401           // Gather all senders names, and then retrieve full identity:
 402           // (TODO [perf]: some might be online...)
 403           let names = {};
 404           response.challenges.forEach(c => {
 405             if (c.uid != this.st.user.id) names[c.uid] = "";
 406             else if (!!c.target && c.target != this.st.user.id)
 407               names[c.target] = "";
 408           });
 409           const addChallenges = () => {
 410             names[this.st.user.id] = this.st.user.name; //in case of
 411             this.challenges = this.challenges.concat(
 412               response.challenges.map(c => {
 413                 const from = { name: names[c.uid], id: c.uid }; //or just name
 414                 const type = this.classifyObject(c);
 415                 const vname = this.getVname(c.vid);
 416                 return Object.assign(
 417                   {},
 418                   {
 419                     type: type,
 420                     vname: vname,
 421                     from: from,
 422                     to: c.target ? names[c.target] : ""
 423                   },
 424                   c
 425                 );
 426               })
 427             );
 428           };
 429           if (Object.keys(names).length > 0) {
 430             ajax(
 431               "/users",
 432               "GET",
 433               {
 434                 data: { ids: Object.keys(names).join(",") },
 435                 success: (response2) => {
 436                   response2.users.forEach(u => {
 437                     names[u.id] = u.name;
 438                   });
 439                   addChallenges();
 440                 }
 441               }
 442             );
 443           } else addChallenges();
 444         }
 445       }
 446     );
 447   },
 448   beforeDestroy: function() {
 449     this.cleanBeforeDestroy();
 450   },
 451   methods: {
 452     cleanBeforeDestroy: function() {
 453       clearInterval(this.socketCloseListener);
 454       document.removeEventListener('visibilitychange', this.visibilityChange);
 455       window.removeEventListener('focus', this.onFocus);
 456       window.removeEventListener('blur', this.onBlur);
 457       window.removeEventListener("beforeunload", this.cleanBeforeDestroy);
 458       this.conn.removeEventListener("message", this.socketMessageListener);
 459       this.send("disconnect");
 460       this.conn = null;
 461     },
 462     getRandomnessClass: function(pc) {
 463       return {
 464         ["random-" + pc.randomness]: true
 465       };
 466     },
 467     anonymousCount: function() {
 468       let count = 0;
 469       Object.values(this.people).forEach(p => {
 470         // Do not cound people who did not send their identity yet:
 471         count += (!p.name && p.id === 0) ? 1 : 0;
 472       });
 473       return count;
 474     },
 475     visibilityChange: function() {
 476       // TODO: Use document.hidden? https://webplatform.news/issues/2019-03-27
 477       this.focus = (document.visibilityState == "visible");
 478       this.send(this.focus ? "getfocus" : "losefocus");
 479     },
 480     onFocus: function() {
 481       this.focus = true;
 482       this.send("getfocus");
 483     },
 484     onBlur: function() {
 485       this.focus = false;
 486       this.send("losefocus");
 487     },
 488     invColor: function(c) {
 489       if (c == 'w') return this.st.tr["Black"];
 490       return this.tr.tr["White"];
 491     },
 492     partialResetNewchallenge: function() {
 493       // Reset potential target and custom FEN:
 494       this.newchallenge.to = "";
 495       this.newchallenge.color = '';
 496       this.newchallenge.fen = "";
 497       this.newchallenge.diag = "";
 498       this.newchallenge.memorize = false;
 499     },
 500     showNewchallengeForm: function() {
 501       this.partialResetNewchallenge();
 502       window.doClick("modalNewgame");
 503     },
 504     addPresetChall: function(chall) {
 505       // Add only if not already existing:
 506       if (this.presetChalls.some(c =>
 507         c.vid == chall.vid &&
 508         c.cadence == chall.cadence &&
 509         c.randomness == chall.randomness
 510       )) {
 511         return;
 512       }
 513       const L = this.presetChalls.length;
 514       this.presetChalls.push({
 515         index: L,
 516         vid: chall.vid,
 517         vname: chall.vname, //redundant, but easier
 518         cadence: chall.cadence,
 519         randomness: chall.randomness
 520       });
 521       localStorage.setItem("presetChalls", JSON.stringify(this.presetChalls));
 522     },
 523     removePresetChall: function(e, pchall) {
 524       e.stopPropagation();
 525       const pchallIdx =
 526         this.presetChalls.findIndex(pc => pc.index == pchall.index);
 527       this.presetChalls.splice(pchallIdx, 1);
 528       localStorage.setItem("presetChalls", JSON.stringify(this.presetChalls));
 529     },
 530     tchallButtonsMargin: function() {
 531       if (!!this.curChallToAccept.fen) return { "margin-top": "10px" };
 532       return {};
 533     },
 534     changeChallTarget: function() {
 535       if (!this.newchallenge.to) {
 536         // Reset potential FEN + diagram
 537         this.newchallenge.fen = "";
 538         this.newchallenge.color = '';
 539         this.newchallenge.diag = "";
 540       }
 541     },
 542     cadenceFocusIfOpened: function() {
 543       if (event.target.checked)
 544         document.getElementById("cadence").focus();
 545     },
 546     send: function(code, obj) {
 547       if (!!this.conn && this.conn.readyState == 1) {
 548         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 549       }
 550     },
 551     getVname: function(vid) {
 552       const variant = this.st.variants.find(v => v.id == vid);
 553       // this.st.variants might be uninitialized (variant == null)
 554       return variant ? variant.name : "";
 555     },
 556     filterChallenges: function(type) {
 557       return this.challenges.filter(c => c.type == type);
 558     },
 559     filterGames: function(type) {
 560       return this.games.filter(g => g.type == type);
 561     },
 562     // o: challenge or game
 563     classifyObject: function(o) {
 564       // Consider imports as live games (TODO)
 565       if (!!o.id && !!o.id.toString().match(/^i/)) return "live";
 566       return o.cadence.indexOf("d") === -1 ? "live" : "corr";
 567     },
 568     setDisplay: function(letter, type, e) {
 569       this[letter + "display"] = type;
 570       localStorage.setItem(
 571         "type-" + (letter == "c" ? "challenges" : "games"),
 572         type
 573       );
 574       let elt = e
 575         ? e.target
 576         : document.getElementById("btn" + letter.toUpperCase() + type);
 577       elt.classList.add("active");
 578       elt.classList.remove("somethingnew"); //in case of
 579       if (!!elt.previousElementSibling)
 580         elt.previousElementSibling.classList.remove("active");
 581       else elt.nextElementSibling.classList.remove("active");
 582     },
 583     isGamer: function(sid) {
 584       return Object.values(this.people[sid].tmpIds)
 585         .some(v => v.focus && v.page.indexOf("/game/") >= 0);
 586     },
 587     isFocusedOnHall: function(sid) {
 588       return (
 589         // This is meant to challenge people, thus the next 2 conditions:
 590         this.st.user.id > 0 &&
 591         sid != this.st.user.sid &&
 592         Object.values(this.people[sid].tmpIds)
 593           .some(v => v.focus && v.page == "/")
 594       );
 595     },
 596     challenge: function(sid) {
 597       this.partialResetNewchallenge();
 598       // Available, in Hall
 599       this.newchallenge.to = this.people[sid].name;
 600       // TODO: also store target sid to not re-search for it
 601       document.getElementById("modalPeople").checked = false;
 602       window.doClick("modalNewgame");
 603     },
 604     watchGame: function(sid) {
 605       // In some game, maybe playing maybe not: show a random one
 606       let gids = [];
 607       Object.values(this.people[sid].tmpIds).forEach(v => {
 608         if (v.focus) {
 609           const matchGid = v.page.match(/[a-zA-Z0-9]+$/);
 610           if (!!matchGid) gids.push(matchGid[0]);
 611         }
 612       });
 613       const gid = gids[Math.floor(Math.random() * gids.length)];
 614       window.open("/#/game/" + gid, "_blank");
 615     },
 616     showGame: function(g) {
 617       // NOTE: we are an observer, since only games I don't play are shown here
 618       // ==> Moves sent by connected remote player(s) if live game
 619       window.open("/#/game/" + g.id, "_blank");
 620     },
 621     toggleSocialColor: function(action) {
 622       if (!action && document.getElementById("modalPeople").checked)
 623         document.getElementById("inputChat").focus();
 624       else
 625         document.getElementById("peopleBtn").classList.remove("somethingnew");
 626     },
 627     processChat: function(chat) {
 628       this.send("newchat", { data: chat });
 629     },
 630     getOppsid: function(c) {
 631       let oppsid = c.from.sid; //may not be defined if corr + offline opp
 632       if (!oppsid) {
 633         oppsid = Object.keys(this.people).find(
 634           sid => this.people[sid].id == c.from.id
 635         );
 636       }
 637       return oppsid;
 638     },
 639     // Messaging center:
 640     socketMessageListener: function(msg) {
 641       if (!this.conn) return;
 642       const data = JSON.parse(msg.data);
 643       switch (data.code) {
 644         case "pollclientsandgamers": {
 645           // TODO: shuffling and random filtering on server,
 646           // if the room is really crowded.
 647           Object.keys(data.sockIds).forEach(sid => {
 648             if (sid != this.st.user.sid) {
 649               // Pick a target tmpId (+page) at random:
 650               const pt = Object.values(data.sockIds[sid]);
 651               const randPage = pt[randInt(pt.length)].page;
 652               this.send(
 653                 "askidentity",
 654                 {
 655                   target: sid,
 656                   page: randPage
 657                 }
 658               );
 659             }
 660             if (!this.people[sid])
 661               // Do not set name or id: identity unknown yet
 662               this.people[sid] = { tmpIds: data.sockIds[sid] };
 663             else
 664               Object.assign(this.people[sid].tmpIds, data.sockIds[sid]);
 665             if (Object.values(data.sockIds[sid]).some(v => v.page == "/"))
 666               // Peer is in Hall
 667               this.send("askchallenges", { target: sid });
 668             Object.values(data.sockIds[sid]).forEach(v => {
 669               if (
 670                 v.page.indexOf("/game/") >= 0 &&
 671                 !v.page.match(/\/[0-9]+$/)
 672               ) {
 673                 // Peer is in Game: ask only if live game
 674                 this.send("askgame", { target: sid, page: v.page });
 675               }
 676             });
 677           });
 678           break;
 679         }
 680         case "connect":
 681         case "gconnect": {
 682           const page = data.page || "/";
 683           if (data.code == "connect") {
 684             // Ask challenges only on first connexion:
 685             if (!this.people[data.from[0]])
 686               this.send("askchallenges", { target: data.from[0] });
 687           }
 688           // Ask game only if live:
 689           else if (!page.match(/\/[0-9]+$/))
 690             this.send("askgame", { target: data.from[0], page: page });
 691           if (!this.people[data.from[0]]) {
 692             this.$set(
 693               this.people,
 694               data.from[0],
 695               {
 696                 tmpIds: {
 697                   [data.from[1]]: { page: page, focus: true }
 698                 }
 699               }
 700             );
 701             // For self multi-connects tests:
 702             this.newConnect[data.from[0]] = true;
 703             this.send("askidentity", { target: data.from[0], page: page });
 704           } else {
 705             this.people[data.from[0]].tmpIds[data.from[1]] =
 706               { page: page, focus: true };
 707             this.$forceUpdate(); //TODO: shouldn't be required
 708           }
 709           break;
 710         }
 711         case "disconnect":
 712         case "gdisconnect": {
 713           // If the user reloads the page twice very quickly
 714           // (experienced with Firefox), the first reload won't have time to
 715           // connect but will trigger a "close" event anyway.
 716           // ==> Next check is required.
 717           if (!this.people[data.from[0]]) return;
 718           delete this.people[data.from[0]].tmpIds[data.from[1]];
 719           if (Object.keys(this.people[data.from[0]].tmpIds).length == 0)
 720             this.$delete(this.people, data.from[0]);
 721           else this.$forceUpdate(); //TODO: shouldn't be required
 722           if (data.code == "disconnect") {
 723             // Remove the live challenges sent by this player, if
 724             // he isn't connected on another tab:
 725             if (
 726               !this.people[data.from[0]] ||
 727               Object.values(this.people[data.from[0]].tmpIds)
 728                 .every(v => v.page != "/")
 729             ) {
 730               ArrayFun.remove(
 731                 this.challenges,
 732                 c => c.type == "live" && c.from.sid == data.from[0],
 733                 "all"
 734               );
 735             }
 736           } else {
 737             // Remove the matching live game if now unreachable
 738             const gid = data.page.match(/[a-zA-Z0-9]+$/)[0];
 739             // Corr games are always reachable:
 740             if (!gid.match(/^[0-9]+$/)) {
 741               // Live games are reachable if someone is on the game page
 742               if (Object.values(this.people).every(p =>
 743                 Object.values(p.tmpIds).every(v => v.page != data.page))
 744               ) {
 745                 ArrayFun.remove(this.games, g => g.id == gid);
 746               }
 747             }
 748           }
 749           break;
 750         }
 751         case "getfocus": {
 752           let player = this.people[data.from[0]];
 753           // If user reload a page, focus may arrive earlier than connect
 754           if (!!player) {
 755             player.tmpIds[data.from[1]].focus = true;
 756             this.$forceUpdate(); //TODO: shouldn't be required
 757           }
 758           break;
 759         }
 760         case "losefocus": {
 761           let player = this.people[data.from[0]];
 762           if (!!player) {
 763             player.tmpIds[data.from[1]].focus = false;
 764             this.$forceUpdate(); //TODO: shouldn't be required
 765           }
 766           break;
 767         }
 768         case "askidentity": {
 769           // Request for identification
 770           const me = {
 771             // Decompose to avoid revealing email
 772             name: this.st.user.name,
 773             sid: this.st.user.sid,
 774             id: this.st.user.id
 775           };
 776           this.send("identity", { data: me, target: data.from });
 777           break;
 778         }
 779         case "identity": {
 780           const user = data.data;
 781           let player = this.people[user.sid];
 782           // player.tmpIds is already set
 783           player.id = user.id;
 784           player.name = user.name;
 785           // TODO: this.$set(people, ...) fails. So forceUpdate.
 786           //       But this shouldn't be like that!
 787           this.$forceUpdate();
 788           // If I multi-connect, kill current connexion if no mark (I'm older)
 789           if (this.newConnect[user.sid]) {
 790             delete this.newConnect[user.sid];
 791             if (
 792               user.id > 0 &&
 793               user.id == this.st.user.id &&
 794               user.sid != this.st.user.sid
 795             ) {
 796               // I logged in elsewhere:
 797               this.cleanBeforeDestroy();
 798               alert(this.st.tr["New connexion detected: tab now offline"]);
 799             }
 800           }
 801           break;
 802         }
 803         case "askchallenges": {
 804           // Send my current live challenges (if any)
 805           const myChallenges = this.challenges
 806             .filter(c =>
 807               c.from.sid == this.st.user.sid && c.type == "live"
 808             )
 809             .map(c => {
 810               // NOTE: in principle, should only send targeted challenge to the
 811               // target. But we may not know yet the identity of the target
 812               // (just name), so can't decide if data.from is the target.
 813               return {
 814                 id: c.id,
 815                 from: this.st.user.sid,
 816                 to: c.to,
 817                 randomness: c.randomness,
 818                 fen: c.fen,
 819                 vid: c.vid,
 820                 cadence: c.cadence,
 821                 added: c.added
 822               };
 823             });
 824           if (myChallenges.length > 0)
 825             this.send("challenges", { data: myChallenges, target: data.from });
 826           break;
 827         }
 828         case "challenges": //after "askchallenges"
 829           data.data.forEach(this.addChallenge);
 830           break;
 831         case "newchallenge":
 832           this.addChallenge(data.data);
 833           break;
 834         case "refusechallenge": {
 835           const cid = data.data;
 836           ArrayFun.remove(this.challenges, c => c.id == cid);
 837           alert(this.st.tr["Challenge declined"]);
 838           break;
 839         }
 840         case "deletechallenge_s": {
 841           // NOTE: the challenge(s) may be already removed
 842           const cref = data.data;
 843           if (!!cref.cid)
 844             ArrayFun.remove(this.challenges, c => c.id == cref.cid);
 845           else if (!!cref.sids) {
 846             cref.sids.forEach(s => {
 847               ArrayFun.remove(
 848                 this.challenges,
 849                 c => c.type == "live" && c.from.sid == s,
 850                 "all"
 851               );
 852             });
 853           }
 854           break;
 855         }
 856         case "game": // Individual request
 857         case "newgame": {
 858           const game = data.data;
 859           // Ignore games where I play (will go in MyGames page),
 860           // and also games that I already received.
 861           if (
 862             this.games.findIndex(g => g.id == game.id) == -1 &&
 863             game.players.every(p => {
 864               return (
 865                 p.sid != this.st.user.sid &&
 866                 (p.id == 0 || p.id != this.st.user.id)
 867               );
 868             })
 869           ) {
 870             let newGame = game;
 871             newGame.type = this.classifyObject(game);
 872             newGame.vname = this.getVname(game.vid);
 873             if (!game.score)
 874               // New game from Hall
 875               newGame.score = "*";
 876             this.games.push(newGame);
 877             if (
 878               newGame.score == '*' &&
 879               (newGame.type == "live" && this.gdisplay == "corr") ||
 880               (newGame.type == "corr" && this.gdisplay == "live")
 881             ) {
 882               document
 883                 .getElementById("btnG" + newGame.type)
 884                 .classList.add("somethingnew");
 885             }
 886           }
 887           break;
 888         }
 889         case "result": {
 890           let g = this.games.find(g => g.id == data.gid);
 891           if (!!g) g.score = data.score;
 892           break;
 893         }
 894         case "startgame": {
 895           // New game just started, I'm involved
 896           const gameInfo = data.data;
 897           if (this.classifyObject(gameInfo) == "live")
 898             this.startNewGame(gameInfo);
 899           else {
 900             this.infoMessage =
 901               this.st.tr["New correspondence game:"] + " " +
 902               "<a href='#/game/" + gameInfo.id + "'>" +
 903               "#/game/" + gameInfo.id + "</a>";
 904             document.getElementById("modalInfo").checked = true;
 905           }
 906           break;
 907         }
 908         case "newchat":
 909           this.$refs["chatcomp"].newChat(data.data);
 910           if (!document.getElementById("modalPeople").checked)
 911             document.getElementById("peopleBtn").classList.add("somethingnew");
 912           break;
 913       }
 914     },
 915     loadMoreCorr: function() {
 916       ajax(
 917         "/observedgames",
 918         "GET",
 919         {
 920           data: {
 921             uid: this.st.user.id,
 922             cursor: this.cursor
 923           },
 924           success: (res) => {
 925             const L = res.games.length;
 926             if (L > 0) {
 927               if (
 928                 this.cursor == Number.MAX_SAFE_INTEGER &&
 929                 this.games.length == 0 &&
 930                 this.gdisplay == "live" &&
 931                 res.games.some(g => g.score == '*')
 932               ) {
 933                 // First loading: show indicators
 934                 document
 935                   .getElementById("btnGcorr")
 936                   .classList.add("somethingnew");
 937               }
 938               this.cursor = res.games[L - 1].created;
 939               let moreGames = res.games.map(g => {
 940                 const vname = this.getVname(g.vid);
 941                 return Object.assign(
 942                   {},
 943                   g,
 944                   {
 945                     type: "corr",
 946                     vname: vname
 947                   }
 948                 );
 949               });
 950               this.games = this.games.concat(moreGames);
 951             } else this.hasMore = false;
 952           }
 953         }
 954       );
 955     },
 956     // Challenge lifecycle:
 957     addChallenge: function(chall) {
 958       // NOTE about next condition: see "askchallenges" case.
 959       if (
 960         !chall.to ||
 961         (this.people[chall.from].id > 0 &&
 962           (chall.from == this.st.user.sid || chall.to == this.st.user.name))
 963       ) {
 964         let newChall = Object.assign({}, chall);
 965         newChall.type = this.classifyObject(chall);
 966         newChall.randomness = chall.randomness;
 967         newChall.added = Date.now();
 968         let fromValues = Object.assign({}, this.people[chall.from]);
 969         delete fromValues["pages"]; //irrelevant in this context
 970         newChall.from = Object.assign({ sid: chall.from }, fromValues);
 971         newChall.vname = this.getVname(newChall.vid);
 972         this.challenges.push(newChall);
 973         if (
 974           (newChall.type == "live" && this.cdisplay == "corr") ||
 975           (newChall.type == "corr" && this.cdisplay == "live")
 976         ) {
 977           document
 978             .getElementById("btnC" + newChall.type)
 979             .classList.add("somethingnew");
 980         }
 981         if (!!chall.to) {
 982           notify(
 983             "New challenge",
 984             // fromValues.name should exist since the player is online, but
 985             // let's consider there is some chance that the challenge arrives
 986             // right after we connected and before receiving the poll result:
 987             { body: "from " + (fromValues.name || "unknown yet...") }
 988           );
 989         }
 990       }
 991     },
 992     loadNewchallVariant: async function(cb, vname) {
 993       vname = vname || this.getVname(this.newchallenge.vid);
 994       await import("@/variants/" + vname + ".js")
 995       .then((vModule) => {
 996         window.V = vModule[vname + "Rules"];
 997         this.newchallenge.V = window.V;
 998         this.newchallenge.vname = vname;
 999         if (!!cb) cb();
1000       });
1001     },
1002     trySetNewchallDiag: function() {
1003       if (!this.newchallenge.fen) {
1004         this.newchallenge.diag = "";
1005         return;
1006       }
1007       // If vid > 0 then the variant is loaded (function above):
1008       window.V = this.newchallenge.V;
1009       if (
1010         this.newchallenge.vid > 0 &&
1011         !!this.newchallenge.fen &&
1012         V.IsGoodFen(this.newchallenge.fen)
1013       ) {
1014         const parsedFen = V.ParseFen(this.newchallenge.fen);
1015         this.newchallenge.diag = getDiagram({
1016           position: parsedFen.position
1017           //,orientation: parsedFen.turn
1018         });
1019       } else this.newchallenge.diag = "";
1020     },
1021     newChallFromPreset(pchall) {
1022       this.partialResetNewchallenge();
1023       this.newchallenge.vid = pchall.vid;
1024       this.newchallenge.cadence = pchall.cadence;
1025       this.newchallenge.randomness = pchall.randomness;
1026       this.loadNewchallVariant(this.issueNewChallenge);
1027     },
1028     issueNewChallenge: async function() {
1029       if (!!(this.newchallenge.cadence.match(/^[0-9]+$/)))
1030         this.newchallenge.cadence += "+0"; //assume minutes, no increment
1031       const ctype = this.classifyObject(this.newchallenge);
1032       // TODO: cadence still unchecked so ctype could be wrong...
1033       let error = "";
1034       if (!this.newchallenge.vid)
1035         error = this.st.tr["Please select a variant"];
1036       else if (ctype == "corr" && this.st.user.id <= 0)
1037         error = this.st.tr["Please log in to play correspondence games"];
1038       else if (!this.newchallenge.to && !!this.newchallenge.color)
1039         error = this.st.tr["Color option only for targeted challenge"];
1040       else if (!!this.newchallenge.to) {
1041         if (this.newchallenge.to == this.st.user.name)
1042           error = this.st.tr["Self-challenge is forbidden"];
1043         else if (
1044           ctype == "live" &&
1045           Object.values(this.people).every(p => p.name != this.newchallenge.to)
1046         ) {
1047           error = this.newchallenge.to + " " + this.st.tr["is not online"];
1048         }
1049         if (
1050           !!this.newchallenge.color &&
1051           !['w', 'b'].includes(this.newchallenge.color)
1052         ) {
1053           error = this.st.tr["Wrong color"];
1054         }
1055       }
1056       if (!!error) {
1057         alert(error);
1058         return;
1059       }
1060       window.V = this.newchallenge.V;
1061       error = checkChallenge(this.newchallenge);
1062       if (error) {
1063         alert(error);
1064         return;
1065       }
1066       // NOTE: "from" information is not required here
1067       let chall = Object.assign({}, this.newchallenge);
1068       // Add only if not already issued (not counting FEN):
1069       if (this.challenges.some(c =>
1070         (
1071           c.from.sid == this.st.user.sid ||
1072           (c.from.id > 0 && c.from.id == this.st.user.id)
1073         )
1074         &&
1075         (
1076           (!c.to && !chall.to) ||
1077           c.to == chall.to
1078         )
1079         &&
1080         c.vid == chall.vid &&
1081         c.cadence == chall.cadence &&
1082         c.randomness == chall.randomness
1083       )) {
1084         alert(this.st.tr["Challenge already exists"]);
1085         return;
1086       }
1087       if (this.newchallenge.memorize) this.addPresetChall(this.newchallenge);
1088       delete chall["V"];
1089       delete chall["diag"];
1090       const finishAddChallenge = cid => {
1091         chall.id = cid || "c" + getRandString();
1092         const MAX_ALLOWED_CHALLS = 3;
1093         // Remove oldest challenge if 3 found: only 3 at a time of a given type
1094         let countMyChalls = 0;
1095         let challToDelIdx = 0;
1096         let oldestAdded = Number.MAX_SAFE_INTEGER;
1097         for (let i=0; i<this.challenges.length; i++) {
1098           const c = this.challenges[i];
1099           if (
1100             c.type == ctype &&
1101             (
1102               c.from.sid == this.st.user.sid ||
1103               (c.from.id > 0 && c.from.id == this.st.user.id)
1104             )
1105           ) {
1106             countMyChalls++;
1107             if (c.added < oldestAdded) {
1108               challToDelIdx = i;
1109               oldestAdded = c.added;
1110             }
1111           }
1112         }
1113         if (countMyChalls >= MAX_ALLOWED_CHALLS) {
1114           this.send(
1115             "deletechallenge_s",
1116             { data: { cid: this.challenges[challToDelIdx].id } }
1117           );
1118           if (ctype == "corr") {
1119             ajax(
1120               "/challenges",
1121               "DELETE",
1122               { data: { id: this.challenges[challToDelIdx].id } }
1123             );
1124           }
1125           this.challenges.splice(challToDelIdx, 1);
1126         }
1127         this.send("newchallenge", {
1128           data: Object.assign({ from: this.st.user.sid }, chall)
1129         });
1130         // Add new challenge:
1131         chall.from = {
1132           sid: this.st.user.sid,
1133           id: this.st.user.id,
1134           name: this.st.user.name
1135         };
1136         chall.added = Date.now();
1137         // NOTE: vname and type are redundant (deduced from cadence + vid)
1138         chall.type = ctype;
1139         chall.vname = this.newchallenge.vname;
1140         this.challenges.push(chall);
1141         // Remember cadence  + vid for quicker further challenges:
1142         localStorage.setItem("cadence", chall.cadence);
1143         localStorage.setItem("vid", chall.vid);
1144         localStorage.setItem("challRandomness", chall.randomness);
1145         document.getElementById("modalNewgame").checked = false;
1146         // Show the challenge if not on current display
1147         if (
1148           (ctype == "live" && this.cdisplay == "corr") ||
1149           (ctype == "corr" && this.cdisplay == "live")
1150         ) {
1151           this.setDisplay('c', ctype);
1152         }
1153       };
1154       if (ctype == "live") {
1155         // Live challenges have a random ID
1156         finishAddChallenge(null);
1157       } else {
1158         // Correspondence game: send challenge to server
1159         ajax(
1160           "/challenges",
1161           "POST",
1162           {
1163             data: { chall: chall },
1164             success: (response) => {
1165               finishAddChallenge(response.id);
1166             }
1167           }
1168         );
1169       }
1170     },
1171     // Callback function after a diagram was showed to accept
1172     // or refuse targetted challenge:
1173     decisionChallenge: function(accepted) {
1174       this.curChallToAccept.accepted = accepted;
1175       this.finishProcessingChallenge(this.curChallToAccept);
1176       document.getElementById("modalAccept").checked = false;
1177     },
1178     finishProcessingChallenge: function(c) {
1179       if (c.accepted) {
1180         c.seat = {
1181           sid: this.st.user.sid,
1182           id: this.st.user.id,
1183           name: this.st.user.name
1184         };
1185         this.launchGame(c);
1186         if (c.type == "live") {
1187           // Remove all live challenges of both players
1188           this.send(
1189             "deletechallenge_s",
1190             { data: { sids: [c.from.sid, c.seat.sid] } }
1191           );
1192         }
1193         else
1194           // Corr challenge: just remove the challenge
1195           this.send("deletechallenge_s", { data: { cid: c.id } });
1196       } else {
1197         const oppsid = this.getOppsid(c);
1198         if (!!oppsid)
1199           this.send("refusechallenge", { data: c.id, target: oppsid });
1200         if (c.type == "corr") {
1201           ajax(
1202             "/challenges",
1203             "DELETE",
1204             { data: { id: c.id } }
1205           );
1206         }
1207         this.send("deletechallenge_s", { data: { cid: c.id } });
1208       }
1209     },
1210     // TODO: if several players click same challenge at the same time: problem
1211     clickChallenge: async function(c) {
1212       const myChallenge =
1213         c.from.sid == this.st.user.sid || //live
1214         (this.st.user.id > 0 && c.from.id == this.st.user.id); //corr
1215       if (!myChallenge) {
1216         if (c.type == "corr" && this.st.user.id <= 0) {
1217           alert(this.st.tr["Please log in to accept corr challenges"]);
1218           return;
1219         }
1220         c.accepted = true;
1221         await import("@/variants/" + c.vname + ".js")
1222         .then((vModule) => {
1223           window.V = vModule[c.vname + "Rules"];
1224           if (!!c.to) {
1225             // c.to == this.st.user.name (connected)
1226             if (!!c.fen) {
1227               const parsedFen = V.ParseFen(c.fen);
1228               this.tchallDiag = getDiagram({
1229                 position: parsedFen.position,
1230                 orientation: parsedFen.turn
1231               });
1232             }
1233             this.curChallToAccept = c;
1234             document.getElementById("modalAccept").checked = true;
1235           }
1236           else this.finishProcessingChallenge(c);
1237         });
1238       }
1239       else {
1240         // My challenge
1241         if (c.type == "corr") {
1242           ajax(
1243             "/challenges",
1244             "DELETE",
1245             { data: { id: c.id } }
1246           );
1247         }
1248         this.send("deletechallenge_s", { data: { cid: c.id } });
1249       }
1250       // In all cases, the challenge is consumed:
1251       ArrayFun.remove(this.challenges, ch => ch.id == c.id);
1252     },
1253     // NOTE: when launching game, the challenge is already being deleted
1254     launchGame: function(c) {
1255       // White player index 0, black player index 1:
1256       let players =
1257         !!c.color
1258           ? (c.color == "w" ? [c.from, c.seat] : [c.seat, c.from])
1259           : shuffle([c.from, c.seat]);
1260       players.forEach(p => {
1261         if (!!p["tmpIds"]) delete p["tmpIds"];
1262       });
1263       // These game informations will be shared
1264       let gameInfo = {
1265         id: getRandString(),
1266         fen: c.fen || V.GenRandInitFen(c.randomness),
1267         randomness: c.randomness, //for rematch
1268         players: players,
1269         vid: c.vid,
1270         cadence: c.cadence
1271       };
1272       const notifyNewgame = () => {
1273         const oppsid = this.getOppsid(c);
1274         if (!!oppsid)
1275           // Opponent is online
1276           this.send("startgame", { data: gameInfo, target: oppsid });
1277         // If new corr game, notify Hall (except opponent and me)
1278         if (c.type == "corr") {
1279           this.send(
1280             "newgame",
1281             {
1282               data: gameInfo,
1283               excluded: [this.st.user.sid, oppsid]
1284             }
1285           );
1286         }
1287         // Notify MyGames page:
1288         this.send(
1289           "notifynewgame",
1290           {
1291             data: gameInfo,
1292             targets: gameInfo.players
1293           }
1294         );
1295         // NOTE: no need to send the game to the room, since I'll connect
1296         // on game just after, the main Hall will be notified.
1297       };
1298       if (c.type == "live") {
1299         notifyNewgame();
1300         this.startNewGame(gameInfo);
1301       } else {
1302         // corr: game only on server
1303         ajax(
1304           "/games",
1305           "POST",
1306           {
1307             // cid is useful to delete the challenge:
1308             data: {
1309               gameInfo: gameInfo,
1310               cid: c.id
1311             },
1312             success: (response) => {
1313               gameInfo.id = response.id;
1314               notifyNewgame();
1315               this.$router.push("/game/" + response.id);
1316             }
1317           }
1318         );
1319       }
1320     },
1321     // NOTE: for live games only (corr games start on the server)
1322     startNewGame: function(gameInfo) {
1323       const game = Object.assign(
1324         {},
1325         gameInfo,
1326         {
1327           // (other) Game infos: constant
1328           fenStart: gameInfo.fen,
1329           vname: this.getVname(gameInfo.vid),
1330           created: Date.now(),
1331           // Game state (including FEN): will be updated
1332           moves: [],
1333           clocks: [-1, -1], //-1 = unstarted
1334           chats: [],
1335           score: "*"
1336         }
1337       );
1338       setTimeout(
1339         () => {
1340           const myIdx = (game.players[0].sid == this.st.user.sid ? 0 : 1);
1341           GameStorage.add(game, (err) => {
1342             // If an error occurred, game is not added: the focused tab
1343             // already added the game.
1344             if (!this.focus) {
1345               if (this.st.settings.sound)
1346                 // This will be played several times if several hidden tabs
1347                 // on Hall... TODO: fix that (how ?!)
1348                 new Audio("/sounds/newgame.flac").play().catch(() => {});
1349               notify(
1350                 "New live game",
1351                 { body: "vs " + game.players[1-myIdx].name || "@nonymous" }
1352               );
1353             }
1354             this.$router.push("/game/" + gameInfo.id);
1355           });
1356         },
1357         this.focus ? 0 : 500 + 1000 * Math.random()
1358       );
1359     }
1360   }
1361 };
1362 </script>
1363
1364 <style lang="sass" scoped>
1365 .active
1366   color: #388e3c
1367
1368 #infoDiv > .card
1369   padding: 15px 0
1370   max-width: 430px
1371
1372 #newgameDiv > .card, #acceptDiv > .card
1373   max-width: 767px
1374   max-height: 100%
1375
1376 div#peopleWrap > .card
1377   max-height: 100%
1378
1379 @media screen and (min-width: 1281px)
1380   div#peopleWrap > .card
1381     max-width: 66.67%
1382
1383 @media screen and (max-width: 1280px)
1384   div#peopleWrap > .card
1385     max-width: 83.33%
1386
1387 @media screen and (max-width: 767px)
1388   div#peopleWrap > .card
1389     max-width: 100%
1390
1391 #players
1392   width: 50%
1393   position: relative
1394   float: left
1395
1396 #chat
1397   width: 50%
1398   float: left
1399   position: relative
1400
1401 @media screen and (max-width: 767px)
1402   #players, #chats
1403     width: 100%
1404
1405 #chat > .card
1406   max-width: 100%
1407   margin: 0;
1408   border: none;
1409
1410 #players > p
1411   margin-left: 5px
1412
1413 .anonymous
1414   font-style: italic
1415
1416 button.player-action
1417   margin-left: 32px
1418
1419 .somethingnew
1420   background-color: #90C4EC !important
1421
1422 .tabbtn
1423   background-color: #f9faee
1424
1425 button.acceptBtn
1426   background-color: lightgreen
1427 button.refuseBtn
1428   background-color: red
1429
1430 #buttonsTchall
1431   // margin-top set dynamically (depends if diagram showed or not)
1432   & > button > span
1433     width: 100%
1434     text-align: center
1435
1436 .variantName
1437   font-weight: bold
1438
1439 .diagram
1440   margin: 0 auto
1441   max-width: 400px
1442   // width: 100% required for Firefox
1443   width: 100%
1444
1445 #inputFen
1446   width: 100%
1447
1448 #div2, #div3
1449   margin-top: 15px
1450 @media screen and (max-width: 767px)
1451   #div2, #div3
1452     margin-top: 0
1453
1454 .user-bio
1455   display: inline
1456
1457 tr > td
1458   &.random-0
1459     background-color: #FF5733
1460   &.random-1
1461     background-color: #2B63B4
1462   &.random-2
1463     background-color: #33B42B
1464
1465 @media screen and (max-width: 767px)
1466   h4
1467     margin: 5px 0
1468
1469 button#loadMoreBtn
1470   display: block
1471   margin: 0 auto
1472
1473 td.remove-preset
1474   background-color: lightgrey
1475   text-align: center
1476   & > img
1477     height: 1em
1478 </style>