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