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.display }}
  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="st.user.sid != sid"
 132               :class="{focused: isFocusedOnHall(sid)}"
 133               @click="challenge(sid)"
 134             )
 135               | {{ st.tr["Challenge"] }}
 136           p.anonymous @nonymous ({{ anonymousCount() }})
 137         #chat
 138           Chat(
 139             ref="chatcomp"
 140             @mychat="processChat"
 141             :pastChats="[]"
 142           )
 143         .clearer
 144   .row
 145     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 146       .button-group
 147         button#peopleBtn(onClick="window.doClick('modalPeople')")
 148           | {{ st.tr["Who's there?"] }}
 149         button(@click="showNewchallengeForm()")
 150           | {{ st.tr["New game"] }}
 151   .row(v-if="presetChalls.length > 0")
 152     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 153       h4.text-center {{ st.tr["Preset challenges"] }}
 154       table
 155         thead
 156           tr
 157             th {{ st.tr["Variant"] }}
 158             th {{ st.tr["Cadence"] }}
 159             th {{ st.tr["Random?"] }}
 160             th
 161         tbody
 162           tr(
 163             v-for="pc in presetChalls"
 164             @click="newChallFromPreset(pc)"
 165           )
 166             td {{ pc.vname }}
 167             td {{ pc.cadence }}
 168             td(:class="getRandomnessClass(pc)")
 169             td.remove-preset(@click="removePresetChall($event, pc)")
 170               img(src="/images/icons/delete.svg")
 171   .row
 172     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 173       div#div2
 174         .button-group
 175           button.tabbtn#btnClive(@click="setDisplay('c','live',$event)")
 176             | {{ st.tr["Live challenges"] }}
 177           button.tabbtn#btnCcorr(@click="setDisplay('c','corr',$event)")
 178             | {{ st.tr["Correspondence challenges"] }}
 179         ChallengeList(
 180           v-show="cdisplay=='live'"
 181           :challenges="filterChallenges('live')"
 182           @click-challenge="clickChallenge"
 183         )
 184         ChallengeList(
 185           v-show="cdisplay=='corr'"
 186           :challenges="filterChallenges('corr')"
 187           @click-challenge="clickChallenge"
 188         )
 189       div#div3
 190         .button-group
 191           button.tabbtn#btnGlive(@click="setDisplay('g','live',$event)")
 192             | {{ st.tr["Live games"] }}
 193           button.tabbtn#btnGcorr(@click="setDisplay('g','corr',$event)")
 194             | {{ st.tr["Correspondence games"] }}
 195         GameList(
 196           v-show="gdisplay=='live'"
 197           :games="filterGames('live')"
 198           :show-both="true"
 199           @show-game="showGame"
 200         )
 201         div(v-show="gdisplay=='corr'")
 202           GameList(
 203             :games="filterGames('corr')"
 204             :show-both="true"
 205             @show-game="showGame"
 206           )
 207           button#loadMoreBtn(
 208             v-if="hasMore"
 209             @click="loadMoreCorr()"
 210           )
 211             | {{ st.tr["Load more"] }}
 212 </template>
 213
 214 <script>
 215 import { store } from "@/store";
 216 import { checkChallenge } from "@/data/challengeCheck";
 217 import { notify } from "@/utils/notifications";
 218 import { ArrayFun } from "@/utils/array";
 219 import { ajax } from "@/utils/ajax";
 220 import params from "@/parameters";
 221 import { getRandString, shuffle, randInt } from "@/utils/alea";
 222 import { getDiagram } from "@/utils/printDiagram";
 223 import Chat from "@/components/Chat.vue";
 224 import UserBio from "@/components/UserBio.vue";
 225 import GameList from "@/components/GameList.vue";
 226 import ChallengeList from "@/components/ChallengeList.vue";
 227 import { GameStorage } from "@/utils/gameStorage";
 228 import { processModalClick } from "@/utils/modalClick";
 229 export default {
 230   name: "my-hall",
 231   components: {
 232     Chat,
 233     UserBio,
 234     GameList,
 235     ChallengeList
 236   },
 237   data: function() {
 238     return {
 239       st: store.state,
 240       cdisplay: "live", //or corr
 241       gdisplay: "live",
 242       // timestamp of last showed (oldest) corr game:
 243       cursor: Number.MAX_SAFE_INTEGER,
 244       // hasMore == TRUE: a priori there could be more games to load
 245       hasMore: true,
 246       games: [],
 247       challenges: [],
 248       people: {},
 249       infoMessage: "",
 250       newchallenge: {
 251         fen: "",
 252         vid: parseInt(localStorage.getItem("vid"), 10) || 0,
 253         to: "", //name of challenged player (if any)
 254         color: '',
 255         cadence: localStorage.getItem("cadence") || "",
 256         randomness:
 257           // Warning: randomness can be 0, then !!randomness is false
 258           (parseInt(localStorage.getItem("challRandomness"),10)+1 || 3) - 1,
 259         // VariantRules object, stored to not interfere with
 260         // diagrams of targetted challenges:
 261         V: null,
 262         vname: "",
 263         diag: "", //visualizing FEN
 264         memorize: false //put settings in localStorage
 265       },
 266       focus: true,
 267       tchallDiag: "",
 268       curChallToAccept: { from: {} },
 269       presetChalls: JSON.parse(localStorage.getItem("presetChalls") || "[]"),
 270       conn: null,
 271       connexionString: "",
 272       socketCloseListener: 0,
 273       // Related to (killing of) self multi-connects:
 274       newConnect: {}
 275     };
 276   },
 277   watch: {
 278     // st.variants changes only once, at loading from [] to [...]
 279     "st.variants": function() {
 280       // Set potential challenges and games variant names:
 281       this.challenges.concat(this.games).forEach(o => {
 282         if (!o.vname) this.setVname(o);
 283       });
 284       if (!this.newchallenge.V && this.newchallenge.vid > 0)
 285         this.loadNewchallVariant();
 286     },
 287     $route: function(to, from) {
 288       if (to.path != "/") this.cleanBeforeDestroy();
 289     }
 290   },
 291   created: function() {
 292     document.addEventListener('visibilitychange', this.visibilityChange);
 293     window.addEventListener('focus', this.onFocus);
 294     window.addEventListener('blur', this.onBlur);
 295     window.addEventListener("beforeunload", this.cleanBeforeDestroy);
 296     if (this.st.variants.length > 0 && this.newchallenge.vid > 0)
 297       this.loadNewchallVariant();
 298     const my = this.st.user;
 299     const tmpId = getRandString();
 300     this.$set(
 301       this.people,
 302       my.sid,
 303       {
 304         id: my.id,
 305         name: my.name,
 306         tmpIds: {
 307           tmpId: { page: "/", focus: true }
 308         }
 309       }
 310     );
 311     const connectAndPoll = () => {
 312       this.send("connect");
 313       this.send("pollclientsandgamers");
 314       if (!!this.$route.query["challenge"]) {
 315         // Automatic challenge sending, for tournaments
 316         this.loadNewchallVariant(
 317           () => {
 318             Object.assign(
 319               this.newchallenge,
 320               {
 321                 fen: "",
 322                 vid:
 323                   this.st.variants
 324                   .find(v => v.name == this.$route.query["variant"])
 325                   .id,
 326                 to: this.$route.query["challenge"],
 327                 color: this.$route.query["color"] || '',
 328                 cadence: this.$route.query["cadence"],
 329                 // Tournament: no randomness (TODO: for now at least)
 330                 randomness: 0,
 331                 memorize: false
 332               }
 333             );
 334             window.doClick("modalNewgame");
 335             //this.issueNewChallenge(); //NOTE: doesn't work yet.
 336           },
 337           this.$route.query["variant"]
 338         );
 339       }
 340     };
 341     // Initialize connection
 342     this.connexionString =
 343       params.socketUrl +
 344       "/?sid=" + this.st.user.sid +
 345       "&id=" + this.st.user.id +
 346       "&tmpId=" + tmpId +
 347       "&page=" +
 348       // Hall: path is "/" (TODO: could be hard-coded as well)
 349       encodeURIComponent(this.$route.path);
 350     this.conn = new WebSocket(this.connexionString);
 351     this.conn.onopen = connectAndPoll;
 352     this.conn.addEventListener("message", this.socketMessageListener);
 353     this.socketCloseListener = setInterval(
 354       () => {
 355         if (this.conn.readyState == 3) {
 356           this.conn.removeEventListener("message", this.socketMessageListener);
 357           this.conn = new WebSocket(this.connexionString);
 358           this.conn.addEventListener("message", this.socketMessageListener);
 359         }
 360       },
 361       1000
 362     );
 363   },
 364   mounted: function() {
 365     document.getElementById("peopleWrap")
 366       .addEventListener("click", (e) => {
 367         processModalClick(e, () => {
 368           this.toggleSocialColor("close")
 369         });
 370       });
 371     ["infoDiv", "newgameDiv"].forEach(eltName => {
 372       document.getElementById(eltName)
 373         .addEventListener("click", processModalClick);
 374     });
 375     document.querySelectorAll("#predefinedCadences > button").forEach(b => {
 376       b.addEventListener("click", () => {
 377         this.newchallenge.cadence = b.innerHTML;
 378       });
 379     });
 380     const dispCorr = this.$route.query["disp"];
 381     const showCtype =
 382       dispCorr || localStorage.getItem("type-challenges") || "live";
 383     const showGtype =
 384       dispCorr || localStorage.getItem("type-games") || "live";
 385     this.setDisplay('c', showCtype);
 386     this.setDisplay('g', showGtype);
 387     // Ask server for current corr games (all but mines)
 388     this.loadMoreCorr();
 389     // Also ask for corr challenges (open + sent by/to me)
 390     // List them all, because they are not supposed to be that many (TODO?)
 391     ajax(
 392       "/challenges",
 393       "GET",
 394       {
 395         data: { uid: this.st.user.id },
 396         success: (response) => {
 397           if (
 398             response.challenges.length > 0 &&
 399             this.challenges.length == 0 &&
 400             this.cdisplay == "live"
 401           ) {
 402             document
 403               .getElementById("btnCcorr")
 404               .classList.add("somethingnew");
 405           }
 406           // Gather all senders names, and then retrieve full identity:
 407           // (TODO [perf]: some might be online...)
 408           let names = {};
 409           response.challenges.forEach(c => {
 410             if (c.uid != this.st.user.id) names[c.uid] = "";
 411             else if (!!c.target && c.target != this.st.user.id)
 412               names[c.target] = "";
 413           });
 414           const addChallenges = () => {
 415             names[this.st.user.id] = this.st.user.name; //in case of
 416             this.challenges = this.challenges.concat(
 417               response.challenges.map(c => {
 418                 const from = { name: names[c.uid], id: c.uid }; //or just name
 419                 const type = this.classifyObject(c);
 420                 const vname = this.getVname(c.vid);
 421                 return Object.assign(
 422                   {
 423                     type: type,
 424                     vname: vname,
 425                     from: from,
 426                     to: c.target ? names[c.target] : ""
 427                   },
 428                   c
 429                 );
 430               })
 431             );
 432           };
 433           if (Object.keys(names).length > 0) {
 434             ajax(
 435               "/users",
 436               "GET",
 437               {
 438                 data: { ids: Object.keys(names).join(",") },
 439                 success: (response2) => {
 440                   response2.users.forEach(u => {
 441                     names[u.id] = u.name;
 442                   });
 443                   addChallenges();
 444                 }
 445               }
 446             );
 447           }
 448           else addChallenges();
 449         }
 450       }
 451     );
 452   },
 453   beforeDestroy: function() {
 454     this.cleanBeforeDestroy();
 455   },
 456   methods: {
 457     cleanBeforeDestroy: function() {
 458       clearInterval(this.socketCloseListener);
 459       document.removeEventListener('visibilitychange', this.visibilityChange);
 460       window.removeEventListener('focus', this.onFocus);
 461       window.removeEventListener('blur', this.onBlur);
 462       window.removeEventListener("beforeunload", this.cleanBeforeDestroy);
 463       this.conn.removeEventListener("message", this.socketMessageListener);
 464       this.send("disconnect");
 465       this.conn = null;
 466     },
 467     getRandomnessClass: function(pc) {
 468       return {
 469         ["random-" + pc.randomness]: true
 470       };
 471     },
 472     anonymousCount: function() {
 473       let count = 0;
 474       Object.values(this.people).forEach(p => {
 475         // Do not cound people who did not send their identity yet:
 476         count += (!p.name && p.id === 0) ? 1 : 0;
 477       });
 478       return count;
 479     },
 480     visibilityChange: function() {
 481       // TODO: Use document.hidden? https://webplatform.news/issues/2019-03-27
 482       this.focus = (document.visibilityState == "visible");
 483       this.send(this.focus ? "getfocus" : "losefocus");
 484     },
 485     onFocus: function() {
 486       this.focus = true;
 487       this.send("getfocus");
 488     },
 489     onBlur: function() {
 490       this.focus = false;
 491       this.send("losefocus");
 492     },
 493     invColor: function(c) {
 494       if (c == 'w') return this.st.tr["Black"];
 495       return this.tr.tr["White"];
 496     },
 497     partialResetNewchallenge: function() {
 498       // Reset potential target and custom FEN:
 499       this.newchallenge.to = "";
 500       this.newchallenge.color = '';
 501       this.newchallenge.fen = "";
 502       this.newchallenge.diag = "";
 503       this.newchallenge.memorize = false;
 504     },
 505     showNewchallengeForm: function() {
 506       this.partialResetNewchallenge();
 507       window.doClick("modalNewgame");
 508     },
 509     addPresetChall: function(chall) {
 510       // Add only if not already existing:
 511       if (this.presetChalls.some(c =>
 512         c.vid == chall.vid &&
 513         c.cadence == chall.cadence &&
 514         c.randomness == chall.randomness
 515       )) {
 516         return;
 517       }
 518       const L = this.presetChalls.length;
 519       this.presetChalls.push({
 520         index: L,
 521         vid: chall.vid,
 522         vname: chall.vname, //redundant, but easier
 523         cadence: chall.cadence,
 524         randomness: chall.randomness
 525       });
 526       localStorage.setItem("presetChalls", JSON.stringify(this.presetChalls));
 527     },
 528     removePresetChall: function(e, pchall) {
 529       e.stopPropagation();
 530       const pchallIdx =
 531         this.presetChalls.findIndex(pc => pc.index == pchall.index);
 532       this.presetChalls.splice(pchallIdx, 1);
 533       localStorage.setItem("presetChalls", JSON.stringify(this.presetChalls));
 534     },
 535     tchallButtonsMargin: function() {
 536       if (!!this.curChallToAccept.fen) return { "margin-top": "10px" };
 537       return {};
 538     },
 539     changeChallTarget: function() {
 540       if (!this.newchallenge.to) {
 541         // Reset potential FEN + diagram
 542         this.newchallenge.fen = "";
 543         this.newchallenge.color = '';
 544         this.newchallenge.diag = "";
 545       }
 546     },
 547     cadenceFocusIfOpened: function() {
 548       if (event.target.checked)
 549         document.getElementById("cadence").focus();
 550     },
 551     send: function(code, obj) {
 552       if (!!this.conn && this.conn.readyState == 1) {
 553         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 554       }
 555     },
 556     setVname: function(obj) {
 557       const variant = this.st.variants.find(v => v.id == obj.vid);
 558       // this.st.variants might be uninitialized (variant == null)
 559       if (!!variant) {
 560         obj.vname = variant.name;
 561         obj.vdisp = variant.display;
 562       }
 563       // NOTE: Next line is used in loadNewchallVariant
 564       return (!variant ? "" : variant.name);
 565     },
 566     filterChallenges: function(type) {
 567       return this.challenges.filter(c => c.type == type);
 568     },
 569     filterGames: function(type) {
 570       return this.games.filter(g => g.type == type);
 571     },
 572     // o: challenge or game
 573     classifyObject: function(o) {
 574       // No imported games here
 575       return (o.cadence.indexOf("d") >= 0 ? "corr" : "live");
 576     },
 577     setDisplay: function(letter, type, e) {
 578       this[letter + "display"] = type;
 579       localStorage.setItem(
 580         "type-" + (letter == "c" ? "challenges" : "games"),
 581         type
 582       );
 583       let elt = e
 584         ? e.target
 585         : document.getElementById("btn" + letter.toUpperCase() + type);
 586       elt.classList.add("active");
 587       elt.classList.remove("somethingnew"); //in case of
 588       if (!!elt.previousElementSibling)
 589         elt.previousElementSibling.classList.remove("active");
 590       else elt.nextElementSibling.classList.remove("active");
 591     },
 592     isGamer: function(sid) {
 593       return Object.values(this.people[sid].tmpIds)
 594         .some(v => v.focus && v.page.indexOf("/game/") >= 0);
 595     },
 596     isFocusedOnHall: function(sid) {
 597       return (
 598         // This is meant to challenge people, thus the next 2 conditions:
 599         this.st.user.id > 0 &&
 600         sid != this.st.user.sid &&
 601         Object.values(this.people[sid].tmpIds)
 602           .some(v => v.focus && v.page == "/")
 603       );
 604     },
 605     challenge: function(sid) {
 606       this.partialResetNewchallenge();
 607       // Available, in Hall
 608       this.newchallenge.to = this.people[sid].name;
 609       // TODO: also store target sid to not re-search for it
 610       document.getElementById("modalPeople").checked = false;
 611       window.doClick("modalNewgame");
 612     },
 613     watchGame: function(sid) {
 614       // In some game, maybe playing maybe not: show a random one
 615       let gids = [];
 616       Object.values(this.people[sid].tmpIds).forEach(v => {
 617         if (v.focus) {
 618           const matchGid = v.page.match(/[a-zA-Z0-9]+$/);
 619           if (!!matchGid) gids.push(matchGid[0]);
 620         }
 621       });
 622       const gid = gids[Math.floor(Math.random() * gids.length)];
 623       window.open("/#/game/" + gid, "_blank");
 624     },
 625     showGame: function(g) {
 626       // NOTE: we are an observer, since only games I don't play are shown here
 627       // ==> Moves sent by connected remote player(s) if live game
 628       window.open("/#/game/" + g.id, "_blank");
 629     },
 630     toggleSocialColor: function(action) {
 631       if (!action && document.getElementById("modalPeople").checked)
 632         document.getElementById("inputChat").focus();
 633       else
 634         document.getElementById("peopleBtn").classList.remove("somethingnew");
 635     },
 636     processChat: function(chat) {
 637       this.send("newchat", { data: chat });
 638     },
 639     getOppsid: function(c) {
 640       let oppsid = c.from.sid; //may not be defined if corr + offline opp
 641       if (!oppsid) {
 642         oppsid = Object.keys(this.people).find(
 643           sid => this.people[sid].id == c.from.id
 644         );
 645       }
 646       return oppsid;
 647     },
 648     // Messaging center:
 649     socketMessageListener: function(msg) {
 650       if (!this.conn) return;
 651       const data = JSON.parse(msg.data);
 652       switch (data.code) {
 653         case "pollclientsandgamers": {
 654           // TODO: shuffling and random filtering on server,
 655           // if the room is really crowded.
 656           Object.keys(data.sockIds).forEach(sid => {
 657             if (sid != this.st.user.sid) {
 658               // Pick a target tmpId (+page) at random:
 659               const pt = Object.values(data.sockIds[sid]);
 660               const randPage = pt[randInt(pt.length)].page;
 661               this.send(
 662                 "askidentity",
 663                 {
 664                   target: sid,
 665                   page: randPage
 666                 }
 667               );
 668             }
 669             if (!this.people[sid])
 670               // Do not set name or id: identity unknown yet
 671               this.people[sid] = { tmpIds: data.sockIds[sid] };
 672             else
 673               Object.assign(this.people[sid].tmpIds, data.sockIds[sid]);
 674             if (Object.values(data.sockIds[sid]).some(v => v.page == "/"))
 675               // Peer is in Hall
 676               this.send("askchallenges", { target: sid });
 677             Object.values(data.sockIds[sid]).forEach(v => {
 678               if (
 679                 v.page.indexOf("/game/") >= 0 &&
 680                 !v.page.match(/\/[0-9]+$/)
 681               ) {
 682                 // Peer is in Game: ask only if live game
 683                 this.send("askgame", { target: sid, page: v.page });
 684               }
 685             });
 686           });
 687           break;
 688         }
 689         case "connect":
 690         case "gconnect": {
 691           const page = data.page || "/";
 692           if (data.code == "connect") {
 693             // Ask challenges only on first connexion:
 694             if (!this.people[data.from[0]])
 695               this.send("askchallenges", { target: data.from[0] });
 696           }
 697           // Ask game only if live:
 698           else if (!page.match(/\/[0-9]+$/))
 699             this.send("askgame", { target: data.from[0], page: page });
 700           if (!this.people[data.from[0]]) {
 701             this.$set(
 702               this.people,
 703               data.from[0],
 704               {
 705                 tmpIds: {
 706                   [data.from[1]]: { page: page, focus: true }
 707                 }
 708               }
 709             );
 710             // For self multi-connects tests:
 711             this.newConnect[data.from[0]] = true;
 712             this.send("askidentity", { target: data.from[0], page: page });
 713           }
 714           else {
 715             this.people[data.from[0]].tmpIds[data.from[1]] =
 716               { page: page, focus: true };
 717             this.$forceUpdate(); //TODO: shouldn't be required
 718           }
 719           break;
 720         }
 721         case "disconnect":
 722         case "gdisconnect": {
 723           // If the user reloads the page twice very quickly
 724           // (experienced with Firefox), the first reload won't have time to
 725           // connect but will trigger a "close" event anyway.
 726           // ==> Next check is required.
 727           if (!this.people[data.from[0]]) return;
 728           delete this.people[data.from[0]].tmpIds[data.from[1]];
 729           if (Object.keys(this.people[data.from[0]].tmpIds).length == 0)
 730             this.$delete(this.people, data.from[0]);
 731           else this.$forceUpdate(); //TODO: shouldn't be required
 732           if (data.code == "disconnect") {
 733             // Remove the live challenges sent by this player, if
 734             // he isn't connected on another tab:
 735             if (
 736               !this.people[data.from[0]] ||
 737               Object.values(this.people[data.from[0]].tmpIds)
 738                 .every(v => v.page != "/")
 739             ) {
 740               ArrayFun.remove(
 741                 this.challenges,
 742                 c => c.type == "live" && c.from.sid == data.from[0],
 743                 "all"
 744               );
 745             }
 746           }
 747           else {
 748             // Remove the matching live game if now unreachable
 749             const gid = data.page.match(/[a-zA-Z0-9]+$/)[0];
 750             // Corr games are always reachable:
 751             if (!gid.match(/^[0-9]+$/)) {
 752               // Live games are reachable if someone is on the game page
 753               if (Object.values(this.people).every(p =>
 754                 Object.values(p.tmpIds).every(v => v.page != data.page))
 755               ) {
 756                 ArrayFun.remove(this.games, g => g.id == gid);
 757               }
 758             }
 759           }
 760           break;
 761         }
 762         case "getfocus": {
 763           let player = this.people[data.from[0]];
 764           // If user reload a page, focus may arrive earlier than connect
 765           if (!!player) {
 766             player.tmpIds[data.from[1]].focus = true;
 767             this.$forceUpdate(); //TODO: shouldn't be required
 768           }
 769           break;
 770         }
 771         case "losefocus": {
 772           let player = this.people[data.from[0]];
 773           if (!!player) {
 774             player.tmpIds[data.from[1]].focus = false;
 775             this.$forceUpdate(); //TODO: shouldn't be required
 776           }
 777           break;
 778         }
 779         case "askidentity": {
 780           // Request for identification
 781           const me = {
 782             // Decompose to avoid revealing email
 783             name: this.st.user.name,
 784             sid: this.st.user.sid,
 785             id: this.st.user.id
 786           };
 787           this.send("identity", { data: me, target: data.from });
 788           break;
 789         }
 790         case "identity": {
 791           const user = data.data;
 792           let player = this.people[user.sid];
 793           // player.tmpIds is already set
 794           player.id = user.id;
 795           player.name = user.name;
 796           // TODO: this.$set(people, ...) fails. So forceUpdate.
 797           //       But this shouldn't be like that!
 798           this.$forceUpdate();
 799           // If I multi-connect, kill current connexion if no mark (I'm older)
 800           if (this.newConnect[user.sid]) {
 801             delete this.newConnect[user.sid];
 802             if (
 803               user.id > 0 &&
 804               user.id == this.st.user.id &&
 805               user.sid != this.st.user.sid
 806             ) {
 807               // I logged in elsewhere:
 808               this.cleanBeforeDestroy();
 809               alert(this.st.tr["New connexion detected: tab now offline"]);
 810             }
 811           }
 812           break;
 813         }
 814         case "askchallenges": {
 815           // Send my current live challenges (if any)
 816           const myChallenges = this.challenges
 817             .filter(c =>
 818               c.from.sid == this.st.user.sid && c.type == "live"
 819             )
 820             .map(c => {
 821               // NOTE: in principle, should only send targeted challenge to the
 822               // target. But we may not know yet the identity of the target
 823               // (just name), so can't decide if data.from is the target.
 824               return {
 825                 id: c.id,
 826                 from: this.st.user.sid,
 827                 to: c.to,
 828                 randomness: c.randomness,
 829                 fen: c.fen,
 830                 vid: c.vid,
 831                 cadence: c.cadence,
 832                 added: c.added
 833               };
 834             });
 835           if (myChallenges.length > 0)
 836             this.send("challenges", { data: myChallenges, target: data.from });
 837           break;
 838         }
 839         case "challenges": //after "askchallenges"
 840           data.data.forEach(this.addChallenge);
 841           break;
 842         case "newchallenge":
 843           this.addChallenge(data.data);
 844           break;
 845         case "refusechallenge": {
 846           const cid = data.data;
 847           ArrayFun.remove(this.challenges, c => c.id == cid);
 848           alert(this.st.tr["Challenge declined"]);
 849           break;
 850         }
 851         case "deletechallenge_s": {
 852           // NOTE: the challenge(s) may be already removed
 853           const cref = data.data;
 854           if (!!cref.cid)
 855             ArrayFun.remove(this.challenges, c => c.id == cref.cid);
 856           else if (!!cref.sids) {
 857             cref.sids.forEach(s => {
 858               ArrayFun.remove(
 859                 this.challenges,
 860                 c => c.type == "live" && c.from.sid == s,
 861                 "all"
 862               );
 863             });
 864           }
 865           break;
 866         }
 867         case "game": // Individual request
 868         case "newgame": {
 869           const game = data.data;
 870           // Ignore games where I play (will go in MyGames page),
 871           // and also games that I already received.
 872           if (
 873             this.games.findIndex(g => g.id == game.id) == -1 &&
 874             game.players.every(p => {
 875               return (
 876                 p.sid != this.st.user.sid &&
 877                 (p.id == 0 || p.id != this.st.user.id)
 878               );
 879             })
 880           ) {
 881             let newGame = game;
 882             newGame.type = this.classifyObject(game);
 883             this.setVname(game);
 884             if (!game.score)
 885               // New game from Hall
 886               newGame.score = "*";
 887             this.games.push(newGame);
 888             if (
 889               newGame.score == '*' &&
 890               (newGame.type == "live" && this.gdisplay == "corr") ||
 891               (newGame.type == "corr" && this.gdisplay == "live")
 892             ) {
 893               document
 894                 .getElementById("btnG" + newGame.type)
 895                 .classList.add("somethingnew");
 896             }
 897           }
 898           break;
 899         }
 900         case "result": {
 901           let g = this.games.find(g => g.id == data.gid);
 902           if (!!g) g.score = data.score;
 903           break;
 904         }
 905         case "startgame": {
 906           // New game just started, I'm involved
 907           const gameInfo = data.data;
 908           if (this.classifyObject(gameInfo) == "live")
 909             this.startNewGame(gameInfo);
 910           else {
 911             this.infoMessage =
 912               this.st.tr["New correspondence game:"] + " " +
 913               "<a href='#/game/" + gameInfo.id + "'>" +
 914               "#/game/" + gameInfo.id + "</a>";
 915             document.getElementById("modalInfo").checked = true;
 916           }
 917           break;
 918         }
 919         case "newchat":
 920           this.$refs["chatcomp"].newChat(data.data);
 921           if (!document.getElementById("modalPeople").checked)
 922             document.getElementById("peopleBtn").classList.add("somethingnew");
 923           break;
 924       }
 925     },
 926     loadMoreCorr: function() {
 927       ajax(
 928         "/observedgames",
 929         "GET",
 930         {
 931           data: {
 932             uid: this.st.user.id,
 933             cursor: this.cursor
 934           },
 935           success: (res) => {
 936             const L = res.games.length;
 937             if (L > 0) {
 938               if (
 939                 this.cursor == Number.MAX_SAFE_INTEGER &&
 940                 this.games.length == 0 &&
 941                 this.gdisplay == "live" &&
 942                 res.games.some(g => g.score == '*')
 943               ) {
 944                 // First loading: show indicators
 945                 document
 946                   .getElementById("btnGcorr")
 947                   .classList.add("somethingnew");
 948               }
 949               this.cursor = res.games[L - 1].created;
 950               let moreGames = res.games.map(g => {
 951                 this.setVname(g);
 952                 g.type = "corr";
 953                 return g;
 954               });
 955               this.games = this.games.concat(moreGames);
 956             }
 957             else this.hasMore = false;
 958           }
 959         }
 960       );
 961     },
 962     // Challenge lifecycle:
 963     addChallenge: function(chall) {
 964       // NOTE about next condition: see "askchallenges" case.
 965       if (
 966         !chall.to ||
 967         (this.people[chall.from].id > 0 &&
 968           (chall.from == this.st.user.sid || chall.to == this.st.user.name))
 969       ) {
 970         let newChall = Object.assign({}, chall);
 971         newChall.type = this.classifyObject(chall);
 972         newChall.randomness = chall.randomness;
 973         newChall.added = Date.now();
 974         let fromValues = Object.assign({}, this.people[chall.from]);
 975         delete fromValues["pages"]; //irrelevant in this context
 976         newChall.from = Object.assign({ sid: chall.from }, fromValues);
 977         this.setVname(newChall);
 978         this.challenges.push(newChall);
 979         if (
 980           (newChall.type == "live" && this.cdisplay == "corr") ||
 981           (newChall.type == "corr" && this.cdisplay == "live")
 982         ) {
 983           document
 984             .getElementById("btnC" + newChall.type)
 985             .classList.add("somethingnew");
 986         }
 987         if (!!chall.to && chall.to == this.st.user.name) {
 988           notify(
 989             "New challenge",
 990             // fromValues.name should exist since the player is online, but
 991             // let's consider there is some chance that the challenge arrives
 992             // right after we connected and before receiving the poll result:
 993             { body: "from " + (fromValues.name || "@nonymous") }
 994           );
 995         }
 996       }
 997     },
 998     loadNewchallVariant: async function(cb, vname) {
 999       vname = vname || this.setVname(this.newchallenge);
1000       await import("@/variants/" + vname + ".js")
1001       .then((vModule) => {
1002         window.V = vModule[vname + "Rules"];
1003         this.newchallenge.V = window.V;
1004         if (!!cb) cb();
1005       });
1006     },
1007     trySetNewchallDiag: function() {
1008       if (!this.newchallenge.fen) {
1009         this.newchallenge.diag = "";
1010         return;
1011       }
1012       // If vid > 0 then the variant is loaded (function above):
1013       window.V = this.newchallenge.V;
1014       if (
1015         this.newchallenge.vid > 0 &&
1016         !!this.newchallenge.fen &&
1017         V.IsGoodFen(this.newchallenge.fen)
1018       ) {
1019         const parsedFen = V.ParseFen(this.newchallenge.fen);
1020         this.newchallenge.diag = getDiagram({
1021           position: parsedFen.position
1022           //,orientation: parsedFen.turn
1023         });
1024       }
1025       else this.newchallenge.diag = "";
1026     },
1027     newChallFromPreset(pchall) {
1028       this.partialResetNewchallenge();
1029       this.newchallenge.vid = pchall.vid;
1030       this.newchallenge.cadence = pchall.cadence;
1031       this.newchallenge.randomness = pchall.randomness;
1032       this.loadNewchallVariant(this.issueNewChallenge);
1033     },
1034     issueNewChallenge: async function() {
1035       if (!!(this.newchallenge.cadence.match(/^[0-9]+$/)))
1036         this.newchallenge.cadence += "+0"; //assume minutes, no increment
1037       const ctype = this.classifyObject(this.newchallenge);
1038       // TODO: cadence still unchecked so ctype could be wrong...
1039       let error = "";
1040       if (!this.newchallenge.vid)
1041         error = this.st.tr["Please select a variant"];
1042       else if (ctype == "corr" && this.st.user.id <= 0)
1043         error = this.st.tr["Please log in to play correspondence games"];
1044       else if (!this.newchallenge.to && !!this.newchallenge.color)
1045         error = this.st.tr["Color option only for targeted challenge"];
1046       else if (!!this.newchallenge.to) {
1047         if (this.newchallenge.to == this.st.user.name)
1048           error = this.st.tr["Self-challenge is forbidden"];
1049         else if (
1050           ctype == "live" &&
1051           Object.values(this.people).every(p => p.name != this.newchallenge.to)
1052         ) {
1053           error = this.newchallenge.to + " " + this.st.tr["is not online"];
1054         }
1055         if (
1056           !!this.newchallenge.color &&
1057           !['w', 'b'].includes(this.newchallenge.color)
1058         ) {
1059           error = this.st.tr["Wrong color"];
1060         }
1061       }
1062       if (!!error) {
1063         alert(error);
1064         return;
1065       }
1066       window.V = this.newchallenge.V;
1067       error = checkChallenge(this.newchallenge);
1068       if (error) {
1069         alert(error);
1070         return;
1071       }
1072       // NOTE: "from" information is not required here
1073       let chall = Object.assign({}, this.newchallenge);
1074       // Add only if not already issued (not counting FEN):
1075       if (this.challenges.some(c =>
1076         (
1077           c.from.sid == this.st.user.sid ||
1078           (c.from.id > 0 && c.from.id == this.st.user.id)
1079         )
1080         &&
1081         (
1082           (!c.to && !chall.to) ||
1083           c.to == chall.to
1084         )
1085         &&
1086         c.vid == chall.vid &&
1087         c.cadence == chall.cadence &&
1088         c.randomness == chall.randomness
1089       )) {
1090         alert(this.st.tr["Challenge already exists"]);
1091         return;
1092       }
1093       if (this.newchallenge.memorize) this.addPresetChall(this.newchallenge);
1094       delete chall["V"];
1095       delete chall["diag"];
1096       const finishAddChallenge = cid => {
1097         chall.id = cid || "c" + getRandString();
1098         const MAX_ALLOWED_CHALLS = 3;
1099         // Remove oldest challenge if 3 found: only 3 at a time of a given type
1100         let countMyChalls = 0;
1101         let challToDelIdx = 0;
1102         let oldestAdded = Number.MAX_SAFE_INTEGER;
1103         for (let i=0; i<this.challenges.length; i++) {
1104           const c = this.challenges[i];
1105           if (
1106             c.type == ctype &&
1107             (
1108               c.from.sid == this.st.user.sid ||
1109               (c.from.id > 0 && c.from.id == this.st.user.id)
1110             )
1111           ) {
1112             countMyChalls++;
1113             if (c.added < oldestAdded) {
1114               challToDelIdx = i;
1115               oldestAdded = c.added;
1116             }
1117           }
1118         }
1119         if (countMyChalls >= MAX_ALLOWED_CHALLS) {
1120           this.send(
1121             "deletechallenge_s",
1122             { data: { cid: this.challenges[challToDelIdx].id } }
1123           );
1124           if (ctype == "corr") {
1125             ajax(
1126               "/challenges",
1127               "DELETE",
1128               { data: { id: this.challenges[challToDelIdx].id } }
1129             );
1130           }
1131           this.challenges.splice(challToDelIdx, 1);
1132         }
1133         this.send("newchallenge", {
1134           data: Object.assign(
1135             // Temporarily add sender infos to display challenge on Discord.
1136             { from: this.st.user.sid, sender: this.st.user.name }, chall)
1137         });
1138         // Add new challenge:
1139         chall.from = {
1140           sid: this.st.user.sid,
1141           id: this.st.user.id,
1142           name: this.st.user.name
1143         };
1144         chall.added = Date.now();
1145         // NOTE: vname and type are redundant (deduced from cadence + vid)
1146         chall.type = ctype;
1147         chall.vname = this.newchallenge.vname;
1148         this.challenges.push(chall);
1149         // Remember cadence  + vid for quicker further challenges:
1150         localStorage.setItem("cadence", chall.cadence);
1151         localStorage.setItem("vid", chall.vid);
1152         localStorage.setItem("challRandomness", chall.randomness);
1153         document.getElementById("modalNewgame").checked = false;
1154         // Show the challenge if not on current display
1155         if (
1156           (ctype == "live" && this.cdisplay == "corr") ||
1157           (ctype == "corr" && this.cdisplay == "live")
1158         ) {
1159           this.setDisplay('c', ctype);
1160         }
1161       };
1162       if (ctype == "live") {
1163         // Live challenges have a random ID
1164         finishAddChallenge(null);
1165       }
1166       else {
1167         // Correspondence game: send challenge to server
1168         ajax(
1169           "/challenges",
1170           "POST",
1171           {
1172             data: { chall: chall },
1173             success: (response) => {
1174               finishAddChallenge(response.id);
1175             }
1176           }
1177         );
1178       }
1179     },
1180     // Callback function after a diagram was showed to accept
1181     // or refuse targetted challenge:
1182     decisionChallenge: function(accepted) {
1183       this.curChallToAccept.accepted = accepted;
1184       this.finishProcessingChallenge(this.curChallToAccept);
1185       document.getElementById("modalAccept").checked = false;
1186     },
1187     finishProcessingChallenge: function(c) {
1188       if (c.accepted) {
1189         c.seat = {
1190           sid: this.st.user.sid,
1191           id: this.st.user.id,
1192           name: this.st.user.name
1193         };
1194         this.launchGame(c);
1195         if (c.type == "live") {
1196           // Remove all live challenges of both players
1197           this.send(
1198             "deletechallenge_s",
1199             { data: { sids: [c.from.sid, c.seat.sid] } }
1200           );
1201         }
1202         else
1203           // Corr challenge: just remove the challenge
1204           this.send("deletechallenge_s", { data: { cid: c.id } });
1205       }
1206       else {
1207         const oppsid = this.getOppsid(c);
1208         if (!!oppsid)
1209           this.send("refusechallenge", { data: c.id, target: oppsid });
1210         if (c.type == "corr") {
1211           ajax(
1212             "/challenges",
1213             "DELETE",
1214             { data: { id: c.id } }
1215           );
1216         }
1217         this.send("deletechallenge_s", { data: { cid: c.id } });
1218       }
1219     },
1220     // TODO: if several players click same challenge at the same time: problem
1221     clickChallenge: async function(c) {
1222       const myChallenge =
1223         c.from.sid == this.st.user.sid || //live
1224         (this.st.user.id > 0 && c.from.id == this.st.user.id); //corr
1225       if (!myChallenge) {
1226         if (c.type == "corr" && this.st.user.id <= 0) {
1227           alert(this.st.tr["Please log in to accept corr challenges"]);
1228           return;
1229         }
1230         else {
1231           c.accepted = true;
1232           await import("@/variants/" + c.vname + ".js")
1233           .then((vModule) => {
1234             window.V = vModule[c.vname + "Rules"];
1235             if (!!c.to) {
1236               // c.to == this.st.user.name (connected)
1237               if (!!c.fen) {
1238                 const parsedFen = V.ParseFen(c.fen);
1239                 this.tchallDiag = getDiagram({
1240                   position: parsedFen.position,
1241                   orientation: parsedFen.turn
1242                 });
1243               }
1244               this.curChallToAccept = c;
1245               document.getElementById("modalAccept").checked = true;
1246             }
1247             else this.finishProcessingChallenge(c);
1248           });
1249         }
1250       }
1251       else {
1252         // My challenge
1253         if (c.type == "corr") {
1254           ajax(
1255             "/challenges",
1256             "DELETE",
1257             { data: { id: c.id } }
1258           );
1259         }
1260         this.send("deletechallenge_s", { data: { cid: c.id } });
1261       }
1262       // In all cases, the challenge is consumed:
1263       ArrayFun.remove(this.challenges, ch => ch.id == c.id);
1264     },
1265     // NOTE: when launching game, the challenge is already being deleted
1266     launchGame: function(c) {
1267       // White player index 0, black player index 1:
1268       let players =
1269         !!c.color
1270           ? (c.color == "w" ? [c.from, c.seat] : [c.seat, c.from])
1271           : shuffle([c.from, c.seat]);
1272       players.forEach(p => {
1273         if (!!p["tmpIds"]) delete p["tmpIds"];
1274       });
1275       // These game informations will be shared
1276       let gameInfo = {
1277         id: getRandString(),
1278         fen: c.fen || V.GenRandInitFen(c.randomness),
1279         randomness: c.randomness, //for rematch
1280         players: players,
1281         vid: c.vid,
1282         cadence: c.cadence
1283       };
1284       const notifyNewgame = () => {
1285         const oppsid = this.getOppsid(c);
1286         if (!!oppsid)
1287           // Opponent is online
1288           this.send("startgame", { data: gameInfo, target: oppsid });
1289         // If new corr game, notify Hall (except opponent and me)
1290         if (c.type == "corr") {
1291           this.send(
1292             "newgame",
1293             {
1294               data: gameInfo,
1295               excluded: [this.st.user.sid, oppsid]
1296             }
1297           );
1298         }
1299         // Notify MyGames page:
1300         this.send(
1301           "notifynewgame",
1302           {
1303             data: gameInfo,
1304             targets: gameInfo.players
1305           }
1306         );
1307         // NOTE: no need to send the game to the room, since I'll connect
1308         // on game just after, the main Hall will be notified.
1309       };
1310       if (c.type == "live") {
1311         // TODO: ask my IP + opp IP, to add to game infos? (potential bans)
1312         notifyNewgame();
1313         this.startNewGame(gameInfo);
1314         // Increment game stats counter in DB
1315         ajax(
1316           "/gamestat",
1317           "POST",
1318           { data: { vid: gameInfo.vid } }
1319         );
1320       }
1321       else {
1322         // corr: game only on server
1323         ajax(
1324           "/games",
1325           "POST",
1326           {
1327             // cid is useful to delete the challenge:
1328             data: {
1329               gameInfo: gameInfo,
1330               cid: c.id
1331             },
1332             success: (response) => {
1333               gameInfo.id = response.id;
1334               notifyNewgame();
1335               this.$router.push("/game/" + response.id);
1336             }
1337           }
1338         );
1339       }
1340     },
1341     // NOTE: for live games only (corr games start on the server)
1342     startNewGame: function(gameInfo) {
1343       this.setVname(gameInfo);
1344       const game = Object.assign(
1345         {},
1346         gameInfo,
1347         {
1348           // (other) Game infos: constant
1349           fenStart: gameInfo.fen,
1350           created: Date.now(),
1351           // Game state (including FEN): will be updated
1352           moves: [],
1353           clocks: [-1, -1], //-1 = unstarted
1354           chats: [],
1355           score: "*"
1356         }
1357       );
1358       setTimeout(
1359         () => {
1360           const myIdx = (game.players[0].sid == this.st.user.sid ? 0 : 1);
1361           GameStorage.add(game, (err) => {
1362             // If an error occurred, game is not added: the focused tab
1363             // already added the game.
1364             if (!this.focus) {
1365               if (this.st.settings.sound)
1366                 // This will be played several times if several hidden tabs
1367                 // on Hall... TODO: fix that (how ?!)
1368                 new Audio("/sounds/newgame.flac").play().catch(() => {});
1369               notify(
1370                 "New live game",
1371                 { body: "vs " + (game.players[1-myIdx].name || "@nonymous") }
1372               );
1373             }
1374             this.$router.push("/game/" + gameInfo.id);
1375           });
1376         },
1377         this.focus ? 0 : 500 + 1000 * Math.random()
1378       );
1379     }
1380   }
1381 };
1382 </script>
1383
1384 <style lang="sass" scoped>
1385 .active
1386   color: #388e3c
1387
1388 #infoDiv > .card
1389   padding: 15px 0
1390   max-width: 430px
1391
1392 #newgameDiv > .card, #acceptDiv > .card
1393   max-width: 767px
1394   max-height: 100%
1395
1396 div#peopleWrap > .card
1397   max-height: 100%
1398
1399 @media screen and (min-width: 1281px)
1400   div#peopleWrap > .card
1401     max-width: 66.67%
1402
1403 @media screen and (max-width: 1280px)
1404   div#peopleWrap > .card
1405     max-width: 83.33%
1406
1407 @media screen and (max-width: 767px)
1408   div#peopleWrap > .card
1409     max-width: 100%
1410
1411 #players
1412   width: 50%
1413   position: relative
1414   float: left
1415
1416 #chat
1417   width: 50%
1418   float: left
1419   position: relative
1420
1421 @media screen and (max-width: 767px)
1422   #players, #chats
1423     width: 100%
1424
1425 #chat > .card
1426   max-width: 100%
1427   margin: 0;
1428   border: none;
1429
1430 #players > p
1431   margin-left: 5px
1432
1433 .anonymous
1434   font-style: italic
1435
1436 button.player-action
1437   margin-left: 32px
1438   &.focused
1439     background-color: #E6D271
1440
1441 .somethingnew
1442   background-color: #90C4EC !important
1443
1444 .tabbtn
1445   background-color: #f9faee
1446
1447 button.acceptBtn
1448   background-color: lightgreen
1449 button.refuseBtn
1450   background-color: red
1451
1452 #buttonsTchall
1453   // margin-top set dynamically (depends if diagram showed or not)
1454   & > button > span
1455     width: 100%
1456     text-align: center
1457
1458 .variantName
1459   font-weight: bold
1460
1461 .diagram
1462   margin: 0 auto
1463   max-width: 400px
1464   // width: 100% required for Firefox
1465   width: 100%
1466
1467 #inputFen
1468   width: 100%
1469
1470 #div2, #div3
1471   margin-top: 15px
1472 @media screen and (max-width: 767px)
1473   #div2, #div3
1474     margin-top: 0
1475
1476 .user-bio
1477   display: inline
1478
1479 tr > td
1480   &.random-0
1481     background-color: #FF5733
1482   &.random-1
1483     background-color: #2B63B4
1484   &.random-2
1485     background-color: #33B42B
1486
1487 @media screen and (max-width: 767px)
1488   h4
1489     margin: 5px 0
1490
1491 button#loadMoreBtn
1492   display: block
1493   margin: 0 auto
1494
1495 td.remove-preset
1496   background-color: lightgrey
1497   text-align: center
1498   & > img
1499     height: 1em
1500 </style>