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       .diagram(
  19         v-if="!!curChallToAccept.fen"
  20         v-html="tchallDiag"
  21       )
  22       .button-group#buttonsTchall(:style="tchallButtonsMargin()")
  23         button.acceptBtn(@click="decisionChallenge(true)")
  24           span {{ st.tr["Accept challenge?"] }}
  25         button.refuseBtn(@click="decisionChallenge(false)")
  26           span {{ st.tr["Refuse"] }}
  27   input#modalNewgame.modal(
  28     type="checkbox"
  29     @change="cadenceFocusIfOpened($event)"
  30   )
  31   div#newgameDiv(
  32     role="dialog"
  33     data-checkbox="modalNewgame"
  34   )
  35     .card
  36       label#closeNewgame.modal-close(for="modalNewgame")
  37       div(@keyup.enter="issueNewChallenge()")
  38         fieldset
  39           label(for="selectVariant") {{ st.tr["Variant"] }} *
  40           select#selectVariant(
  41             @change="loadNewchallVariant(trySetNewchallDiag)"
  42             v-model="newchallenge.vid"
  43           )
  44             option(
  45               v-for="v in st.variants"
  46               :value="v.id"
  47               :selected="newchallenge.vid==v.id"
  48             )
  49               | {{ v.name }}
  50         fieldset
  51           label(for="cadence") {{ st.tr["Cadence"] }} *
  52           div#predefinedCadences
  53             button(type="button") 15+5
  54             button(type="button") 45+30
  55             button(type="button") 3d
  56             button(type="button") 7d
  57           input#cadence(
  58             type="text"
  59             v-model="newchallenge.cadence"
  60             placeholder="5+0, 1h+30s, 5d ..."
  61           )
  62         fieldset
  63           label(for="selectRandomLevel") {{ st.tr["Randomness"] }} *
  64           select#selectRandomLevel(v-model="newchallenge.randomness")
  65             option(value="0") {{ st.tr["Deterministic"] }}
  66             option(value="1") {{ st.tr["Symmetric random"] }}
  67             option(value="2") {{ st.tr["Asymmetric random"] }}
  68         fieldset
  69           label(for="memorizeChall") {{ st.tr["Memorize"] }}
  70           input#memorizeChall(
  71             type="checkbox"
  72             v-model="newchallenge.memorize"
  73           )
  74         fieldset(v-if="st.user.id > 0")
  75           label(for="selectPlayers") {{ st.tr["Play with"] }}
  76           select#selectPlayersInList(
  77             v-model="newchallenge.to"
  78             @change="changeChallTarget()"
  79           )
  80             option(value="")
  81             option(
  82               v-for="p in Object.values(people)"
  83               v-if="!!p.name"
  84               :value="p.name"
  85             )
  86               | {{ p.name }}
  87           input#selectPlayers(
  88             type="text"
  89             v-model="newchallenge.to"
  90           )
  91         fieldset(v-if="st.user.id > 0 && newchallenge.to.length > 0")
  92           input#inputFen(
  93             placeholder="FEN"
  94             @input="trySetNewchallDiag()"
  95             type="text"
  96             v-model="newchallenge.fen"
  97           )
  98         .diagram(v-html="newchallenge.diag")
  99       button(@click="issueNewChallenge()") {{ st.tr["Send challenge"] }}
 100   input#modalPeople.modal(
 101     type="checkbox"
 102     @click="resetSocialColor()"
 103   )
 104   div#peopleWrap(
 105     role="dialog"
 106     data-checkbox="modalPeople"
 107   )
 108     .card
 109       label.modal-close(for="modalPeople")
 110       #people
 111         #players
 112           p(
 113             v-for="sid in Object.keys(people)"
 114             v-if="!!people[sid].name"
 115           )
 116             span {{ people[sid].name }}
 117             button.player-action(
 118               v-if="isGamer(sid)"
 119               @click="watchGame(sid)"
 120             )
 121               | {{ st.tr["Observe"] }}
 122             button.player-action(
 123               v-else-if="isFocusedOnHall(sid)"
 124               @click="challenge(sid)"
 125             )
 126               | {{ st.tr["Challenge"] }}
 127           p.anonymous @nonymous ({{ anonymousCount() }})
 128         #chat
 129           Chat(
 130             ref="chatcomp"
 131             @mychat="processChat"
 132             :pastChats="[]"
 133           )
 134         .clearer
 135   .row
 136     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 137       .button-group
 138         button#peopleBtn(@click="openModalPeople()")
 139           | {{ st.tr["Who's there?"] }}
 140         button(@click="showNewchallengeForm()")
 141           | {{ st.tr["New game"] }}
 142   .row(v-if="presetChalls.length > 0")
 143     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 144       h4.text-center {{ st.tr["Preset challenges"] }}
 145       table
 146         thead
 147           tr
 148             th {{ st.tr["Variant"] }}
 149             th {{ st.tr["Cadence"] }}
 150             th {{ st.tr["Random?"] }}
 151             th
 152         tbody
 153           tr(
 154             v-for="pc in presetChalls"
 155             @click="newChallFromPreset(pc)"
 156           )
 157             td {{ pc.vname }}
 158             td {{ pc.cadence }}
 159             td(:class="getRandomnessClass(pc)")
 160             td.remove-preset(@click="removePresetChall($event, pc)")
 161               img(src="/images/icons/delete.svg")
 162   .row
 163     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 164       div#div2
 165         .button-group
 166           button.tabbtn#btnClive(@click="setDisplay('c','live',$event)")
 167             | {{ st.tr["Live challenges"] }}
 168           button.tabbtn#btnCcorr(@click="setDisplay('c','corr',$event)")
 169             | {{ st.tr["Correspondance challenges"] }}
 170         ChallengeList(
 171           v-show="cdisplay=='live'"
 172           :challenges="filterChallenges('live')"
 173           @click-challenge="clickChallenge"
 174         )
 175         ChallengeList(
 176           v-show="cdisplay=='corr'"
 177           :challenges="filterChallenges('corr')"
 178           @click-challenge="clickChallenge"
 179         )
 180       div#div3
 181         .button-group
 182           button.tabbtn#btnGlive(@click="setDisplay('g','live',$event)")
 183             | {{ st.tr["Live games"] }}
 184           button.tabbtn#btnGcorr(@click="setDisplay('g','corr',$event)")
 185             | {{ st.tr["Correspondance games"] }}
 186         GameList(
 187           v-show="gdisplay=='live'"
 188           :games="filterGames('live')"
 189           :showBoth="true"
 190           @show-game="showGame"
 191         )
 192         div(v-show="gdisplay=='corr'")
 193           GameList(
 194             :games="filterGames('corr')"
 195             :showBoth="true"
 196             @show-game="showGame"
 197           )
 198           button#loadMoreBtn(
 199             v-if="hasMore"
 200             @click="loadMoreCorr()"
 201           )
 202             | {{ st.tr["Load more"] }}
 203 </template>
 204
 205 <script>
 206 import { store } from "@/store";
 207 import { checkChallenge } from "@/data/challengeCheck";
 208 import { notify } from "@/utils/notifications";
 209 import { ArrayFun } from "@/utils/array";
 210 import { ajax } from "@/utils/ajax";
 211 import params from "@/parameters";
 212 import { getRandString, shuffle, randInt } from "@/utils/alea";
 213 import { getDiagram } from "@/utils/printDiagram";
 214 import Chat from "@/components/Chat.vue";
 215 import GameList from "@/components/GameList.vue";
 216 import ChallengeList from "@/components/ChallengeList.vue";
 217 import { GameStorage } from "@/utils/gameStorage";
 218 import { processModalClick } from "@/utils/modalClick";
 219 export default {
 220   name: "my-hall",
 221   components: {
 222     Chat,
 223     GameList,
 224     ChallengeList
 225   },
 226   data: function() {
 227     return {
 228       st: store.state,
 229       cdisplay: "live", //or corr
 230       gdisplay: "live",
 231       // timestamp of last showed (oldest) corr game:
 232       cursor: Number.MAX_SAFE_INTEGER,
 233       // hasMore == TRUE: a priori there could be more games to load
 234       hasMore: true,
 235       games: [],
 236       challenges: [],
 237       people: {},
 238       infoMessage: "",
 239       newchallenge: {
 240         fen: "",
 241         vid: parseInt(localStorage.getItem("vid")) || 0,
 242         to: "", //name of challenged player (if any)
 243         cadence: localStorage.getItem("cadence") || "",
 244         randomness: parseInt(localStorage.getItem("challRandomness")) || 2,
 245         // VariantRules object, stored to not interfere with
 246         // diagrams of targetted challenges:
 247         V: null,
 248         vname: "",
 249         diag: "", //visualizing FEN
 250         memorize: false //put settings in localStorage
 251       },
 252       focus: true,
 253       tchallDiag: "",
 254       curChallToAccept: {from: {}},
 255       presetChalls: JSON.parse(localStorage.getItem("presetChalls") || "[]"),
 256       conn: null,
 257       connexionString: "",
 258       socketCloseListener: 0,
 259       // Related to (killing of) self multi-connects:
 260       newConnect: {}
 261     };
 262   },
 263   watch: {
 264     // st.variants changes only once, at loading from [] to [...]
 265     "st.variants": function() {
 266       // Set potential challenges and games variant names:
 267       this.challenges.concat(this.games).forEach(o => {
 268         if (!o.vname) o.vname = this.getVname(o.vid);
 269       });
 270       if (!this.newchallenge.V && this.newchallenge.vid > 0)
 271         this.loadNewchallVariant();
 272     },
 273     $route: function(to, from) {
 274       if (to.path != "/") this.cleanBeforeDestroy();
 275     }
 276   },
 277   created: function() {
 278     document.addEventListener('visibilitychange', this.visibilityChange);
 279     window.addEventListener('focus', this.onFocus);
 280     window.addEventListener('blur', this.onBlur);
 281     window.addEventListener("beforeunload", this.cleanBeforeDestroy);
 282     if (this.st.variants.length > 0 && this.newchallenge.vid > 0)
 283       this.loadNewchallVariant();
 284     const my = this.st.user;
 285     const tmpId = getRandString();
 286     this.$set(
 287       this.people,
 288       my.sid,
 289       {
 290         id: my.id,
 291         name: my.name,
 292         tmpIds: {
 293           tmpId: { page: "/", focus: true }
 294         }
 295       }
 296     );
 297     const connectAndPoll = () => {
 298       this.send("connect");
 299       this.send("pollclientsandgamers");
 300     };
 301     // Initialize connection
 302     this.connexionString =
 303       params.socketUrl +
 304       "/?sid=" + this.st.user.sid +
 305       "&id=" + this.st.user.id +
 306       "&tmpId=" + tmpId +
 307       "&page=" +
 308       // Hall: path is "/" (TODO: could be hard-coded as well)
 309       encodeURIComponent(this.$route.path);
 310     this.conn = new WebSocket(this.connexionString);
 311     this.conn.onopen = connectAndPoll;
 312     this.conn.addEventListener("message", this.socketMessageListener);
 313     this.socketCloseListener = setInterval(
 314       () => {
 315         if (this.conn.readyState == 3) {
 316           this.conn.removeEventListener("message", this.socketMessageListener);
 317           this.conn = new WebSocket(this.connexionString);
 318           this.conn.addEventListener("message", this.socketMessageListener);
 319         }
 320       },
 321       1000
 322     );
 323   },
 324   mounted: function() {
 325     ["peopleWrap", "infoDiv", "newgameDiv"].forEach(eltName => {
 326       document.getElementById(eltName)
 327         .addEventListener("click", processModalClick);
 328     });
 329     document.querySelectorAll("#predefinedCadences > button").forEach(b => {
 330       b.addEventListener("click", () => {
 331         this.newchallenge.cadence = b.innerHTML;
 332       });
 333     });
 334     const dispCorr = this.$route.query["disp"];
 335     const showCtype =
 336       dispCorr || localStorage.getItem("type-challenges") || "live";
 337     const showGtype =
 338       dispCorr || localStorage.getItem("type-games") || "live";
 339     this.setDisplay('c', showCtype);
 340     this.setDisplay('g', showGtype);
 341     // Ask server for current corr games (all but mines)
 342     this.loadMoreCorr();
 343     // Also ask for corr challenges (open + sent by/to me)
 344     // List them all, because they are not supposed to be that many (TODO?)
 345     ajax(
 346       "/challenges",
 347       "GET",
 348       {
 349         data: { uid: this.st.user.id },
 350         success: (response) => {
 351           if (
 352             response.challenges.length > 0 &&
 353             this.challenges.length == 0 &&
 354             this.cdisplay == "live"
 355           ) {
 356             document
 357               .getElementById("btnCcorr")
 358               .classList.add("somethingnew");
 359           }
 360           // Gather all senders names, and then retrieve full identity:
 361           // (TODO [perf]: some might be online...)
 362           let names = {};
 363           response.challenges.forEach(c => {
 364             if (c.uid != this.st.user.id) names[c.uid] = "";
 365             else if (!!c.target && c.target != this.st.user.id)
 366               names[c.target] = "";
 367           });
 368           const addChallenges = () => {
 369             names[this.st.user.id] = this.st.user.name; //in case of
 370             this.challenges = this.challenges.concat(
 371               response.challenges.map(c => {
 372                 const from = { name: names[c.uid], id: c.uid }; //or just name
 373                 const type = this.classifyObject(c);
 374                 const vname = this.getVname(c.vid);
 375                 return Object.assign(
 376                   {},
 377                   {
 378                     type: type,
 379                     vname: vname,
 380                     from: from,
 381                     to: c.target ? names[c.target] : ""
 382                   },
 383                   c
 384                 );
 385               })
 386             );
 387           };
 388           if (Object.keys(names).length > 0) {
 389             ajax(
 390               "/users",
 391               "GET",
 392               {
 393                 data: { ids: Object.keys(names).join(",") },
 394                 success: (response2) => {
 395                   response2.users.forEach(u => {
 396                     names[u.id] = u.name;
 397                   });
 398                   addChallenges();
 399                 }
 400               }
 401             );
 402           } else addChallenges();
 403         }
 404       }
 405     );
 406   },
 407   beforeDestroy: function() {
 408     this.cleanBeforeDestroy();
 409   },
 410   methods: {
 411     cleanBeforeDestroy: function() {
 412       clearInterval(this.socketCloseListener);
 413       document.removeEventListener('visibilitychange', this.visibilityChange);
 414       window.removeEventListener('focus', this.onFocus);
 415       window.removeEventListener('blur', this.onBlur);
 416       window.removeEventListener("beforeunload", this.cleanBeforeDestroy);
 417       this.conn.removeEventListener("message", this.socketMessageListener);
 418       this.send("disconnect");
 419       this.conn = null;
 420     },
 421     getRandomnessClass: function(pc) {
 422       return {
 423         ["random-" + pc.randomness]: true
 424       };
 425     },
 426     openModalPeople: function() {
 427       window.doClick("modalPeople");
 428       document.getElementById("inputChat").focus();
 429     },
 430     anonymousCount: function() {
 431       let count = 0;
 432       Object.values(this.people).forEach(p => {
 433         // Do not cound people who did not send their identity yet:
 434         count += (!p.name && p.id === 0) ? 1 : 0;
 435       });
 436       return count;
 437     },
 438     visibilityChange: function() {
 439       // TODO: Use document.hidden? https://webplatform.news/issues/2019-03-27
 440       this.focus = (document.visibilityState == "visible");
 441       this.send(this.focus ? "getfocus" : "losefocus");
 442     },
 443     onFocus: function() {
 444       this.focus = true;
 445       this.send("getfocus");
 446     },
 447     onBlur: function() {
 448       this.focus = false;
 449       this.send("losefocus");
 450     },
 451     partialResetNewchallenge: function() {
 452       // Reset potential target and custom FEN:
 453       this.newchallenge.to = "";
 454       this.newchallenge.fen = "";
 455       this.newchallenge.diag = "";
 456       this.newchallenge.memorize = false;
 457     },
 458     showNewchallengeForm: function() {
 459       this.partialResetNewchallenge();
 460       window.doClick("modalNewgame");
 461     },
 462     addPresetChall: function(chall) {
 463       // Add only if not already existing:
 464       if (this.presetChalls.some(c =>
 465         c.vid == chall.vid &&
 466         c.cadence == chall.cadence &&
 467         c.randomness == chall.randomness
 468       )) {
 469         return;
 470       }
 471       const L = this.presetChalls.length;
 472       this.presetChalls.push({
 473         index: L,
 474         vid: chall.vid,
 475         vname: chall.vname, //redundant, but easier
 476         cadence: chall.cadence,
 477         randomness: chall.randomness
 478       });
 479       localStorage.setItem("presetChalls", JSON.stringify(this.presetChalls));
 480     },
 481     removePresetChall: function(e, pchall) {
 482       e.stopPropagation();
 483       const pchallIdx =
 484         this.presetChalls.findIndex(pc => pc.index == pchall.index);
 485       this.presetChalls.splice(pchallIdx, 1);
 486       localStorage.setItem("presetChalls", JSON.stringify(this.presetChalls));
 487     },
 488     tchallButtonsMargin: function() {
 489       if (!!this.curChallToAccept.fen) return { "margin-top": "10px" };
 490       return {};
 491     },
 492     changeChallTarget: function() {
 493       if (!this.newchallenge.to) {
 494         // Reset potential FEN + diagram
 495         this.newchallenge.fen = "";
 496         this.newchallenge.diag = "";
 497       }
 498     },
 499     cadenceFocusIfOpened: function() {
 500       if (event.target.checked)
 501         document.getElementById("cadence").focus();
 502     },
 503     send: function(code, obj) {
 504       if (!!this.conn && this.conn.readyState == 1) {
 505         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 506       }
 507     },
 508     getVname: function(vid) {
 509       const variant = this.st.variants.find(v => v.id == vid);
 510       // this.st.variants might be uninitialized (variant == null)
 511       return variant ? variant.name : "";
 512     },
 513     filterChallenges: function(type) {
 514       return this.challenges.filter(c => c.type == type);
 515     },
 516     filterGames: function(type) {
 517       return this.games.filter(g => g.type == type);
 518     },
 519     classifyObject: function(o) {
 520       // o: challenge or game
 521       return o.cadence.indexOf("d") === -1 ? "live" : "corr";
 522     },
 523     setDisplay: function(letter, type, e) {
 524       this[letter + "display"] = type;
 525       localStorage.setItem(
 526         "type-" + (letter == "c" ? "challenges" : "games"),
 527         type
 528       );
 529       let elt = e
 530         ? e.target
 531         : document.getElementById("btn" + letter.toUpperCase() + type);
 532       elt.classList.add("active");
 533       elt.classList.remove("somethingnew"); //in case of
 534       if (!!elt.previousElementSibling)
 535         elt.previousElementSibling.classList.remove("active");
 536       else elt.nextElementSibling.classList.remove("active");
 537     },
 538     isGamer: function(sid) {
 539       return Object.values(this.people[sid].tmpIds)
 540         .some(v => v.focus && v.page.indexOf("/game/") >= 0);
 541     },
 542     isFocusedOnHall: function(sid) {
 543       return (
 544         // This is meant to challenge people, thus the next 2 conditions:
 545         this.st.user.id > 0 &&
 546         sid != this.st.user.sid &&
 547         Object.values(this.people[sid].tmpIds)
 548           .some(v => v.focus && v.page == "/")
 549       );
 550     },
 551     challenge: function(sid) {
 552       this.partialResetNewchallenge();
 553       // Available, in Hall
 554       this.newchallenge.to = this.people[sid].name;
 555       // TODO: also store target sid to not re-search for it
 556       document.getElementById("modalPeople").checked = false;
 557       window.doClick("modalNewgame");
 558     },
 559     watchGame: function(sid) {
 560       // In some game, maybe playing maybe not: show a random one
 561       let gids = [];
 562       Object.values(this.people[sid].tmpIds).forEach(v => {
 563         if (v.focus) {
 564           const matchGid = v.page.match(/[a-zA-Z0-9]+$/);
 565           if (!!matchGid) gids.push(matchGid[0]);
 566         }
 567       });
 568       const gid = gids[Math.floor(Math.random() * gids.length)];
 569       const game = this.games.find(g => g.id == gid);
 570       if (!!game) this.showGame(game);
 571       else this.$router.push("/game/" + gid); //game vs. me
 572     },
 573     showGame: function(g) {
 574       // NOTE: we are an observer, since only games I don't play are shown here
 575       // ==> Moves sent by connected remote player(s) if live game
 576       this.$router.push("/game/" + g.id);
 577     },
 578     resetSocialColor: function() {
 579       // TODO: this is called twice, once on opening an once on closing
 580       document.getElementById("peopleBtn").classList.remove("somethingnew");
 581     },
 582     processChat: function(chat) {
 583       this.send("newchat", { data: chat });
 584     },
 585     getOppsid: function(c) {
 586       let oppsid = c.from.sid; //may not be defined if corr + offline opp
 587       if (!oppsid) {
 588         oppsid = Object.keys(this.people).find(
 589           sid => this.people[sid].id == c.from.id
 590         );
 591       }
 592       return oppsid;
 593     },
 594     // Messaging center:
 595     socketMessageListener: function(msg) {
 596       if (!this.conn) return;
 597       const data = JSON.parse(msg.data);
 598       switch (data.code) {
 599         case "pollclientsandgamers": {
 600           // TODO: shuffling and random filtering on server,
 601           // if the room is really crowded.
 602           Object.keys(data.sockIds).forEach(sid => {
 603             if (sid != this.st.user.sid) {
 604               // Pick a target tmpId (+page) at random:
 605               const pt = Object.values(data.sockIds[sid]);
 606               const randPage = pt[randInt(pt.length)].page;
 607               this.send(
 608                 "askidentity",
 609                 {
 610                   target: sid,
 611                   page: randPage
 612                 }
 613               );
 614             }
 615             if (!this.people[sid])
 616               // Do not set name or id: identity unknown yet
 617               this.people[sid] = { tmpIds: data.sockIds[sid] };
 618             else
 619               Object.assign(this.people[sid].tmpIds, data.sockIds[sid]);
 620             if (Object.values(data.sockIds[sid]).some(v => v.page == "/"))
 621               // Peer is in Hall
 622               this.send("askchallenges", { target: sid });
 623             Object.values(data.sockIds[sid]).forEach(v => {
 624               if (
 625                 v.page.indexOf("/game/") >= 0 &&
 626                 !v.page.match(/\/[0-9]+$/)
 627               ) {
 628                 // Peer is in Game: ask only if live game
 629                 this.send("askgame", { target: sid, page: v.page });
 630               }
 631             });
 632           });
 633           break;
 634         }
 635         case "connect":
 636         case "gconnect": {
 637           const page = data.page || "/";
 638           if (data.code == "connect") {
 639             // Ask challenges only on first connexion:
 640             if (!this.people[data.from[0]])
 641               this.send("askchallenges", { target: data.from[0] });
 642           }
 643           // Ask game only if live:
 644           else if (!page.match(/\/[0-9]+$/))
 645             this.send("askgame", { target: data.from[0], page: page });
 646           if (!this.people[data.from[0]]) {
 647             this.$set(
 648               this.people,
 649               data.from[0],
 650               {
 651                 tmpIds: {
 652                   [data.from[1]]: { page: page, focus: true }
 653                 }
 654               }
 655             );
 656             // For self multi-connects tests:
 657             this.newConnect[data.from[0]] = true;
 658             this.send("askidentity", { target: data.from[0], page: page });
 659           } else {
 660             this.people[data.from[0]].tmpIds[data.from[1]] =
 661               { page: page, focus: true };
 662             this.$forceUpdate(); //TODO: shouldn't be required
 663           }
 664           break;
 665         }
 666         case "disconnect":
 667         case "gdisconnect": {
 668           // If the user reloads the page twice very quickly
 669           // (experienced with Firefox), the first reload won't have time to
 670           // connect but will trigger a "close" event anyway.
 671           // ==> Next check is required.
 672           if (!this.people[data.from[0]]) return;
 673           delete this.people[data.from[0]].tmpIds[data.from[1]];
 674           if (Object.keys(this.people[data.from[0]].tmpIds).length == 0)
 675             this.$delete(this.people, data.from[0]);
 676           else this.$forceUpdate(); //TODO: shouldn't be required
 677           if (data.code == "disconnect") {
 678             // Remove the live challenges sent by this player:
 679             ArrayFun.remove(
 680               this.challenges,
 681               c => c.type == "live" && c.from.sid == data.from[0],
 682               "all"
 683             );
 684           } else {
 685             // Remove the matching live game if now unreachable
 686             const gid = data.page.match(/[a-zA-Z0-9]+$/)[0];
 687             // Corr games are always reachable:
 688             if (!gid.match(/^[0-9]+$/)) {
 689               // Live games are reachable if someone is on the game page
 690               if (Object.values(this.people).every(p =>
 691                 Object.values(p.tmpIds).every(v => v.page != data.page))
 692               ) {
 693                 ArrayFun.remove(this.games, g => g.id == gid);
 694               }
 695             }
 696           }
 697           break;
 698         }
 699         case "getfocus": {
 700           let player = this.people[data.from[0]];
 701           // If user reload a page, focus may arrive earlier than connect
 702           if (!!player) {
 703             player.tmpIds[data.from[1]].focus = true;
 704             this.$forceUpdate(); //TODO: shouldn't be required
 705           }
 706           break;
 707         }
 708         case "losefocus": {
 709           let player = this.people[data.from[0]];
 710           if (!!player) {
 711             player.tmpIds[data.from[1]].focus = false;
 712             this.$forceUpdate(); //TODO: shouldn't be required
 713           }
 714           break;
 715         }
 716         case "askidentity": {
 717           // Request for identification
 718           const me = {
 719             // Decompose to avoid revealing email
 720             name: this.st.user.name,
 721             sid: this.st.user.sid,
 722             id: this.st.user.id
 723           };
 724           this.send("identity", { data: me, target: data.from });
 725           break;
 726         }
 727         case "identity": {
 728           const user = data.data;
 729           let player = this.people[user.sid];
 730           // player.tmpIds is already set
 731           player.id = user.id;
 732           player.name = user.name;
 733           // TODO: this.$set(people, ...) fails. So forceUpdate.
 734           //       But this shouldn't be like that!
 735           this.$forceUpdate();
 736           // If I multi-connect, kill current connexion if no mark (I'm older)
 737           if (this.newConnect[user.sid]) {
 738             delete this.newConnect[user.sid];
 739             if (
 740               user.id > 0 &&
 741               user.id == this.st.user.id &&
 742               user.sid != this.st.user.sid
 743             ) {
 744               // I logged in elsewhere:
 745               this.cleanBeforeDestroy();
 746               alert(this.st.tr["New connexion detected: tab now offline"]);
 747             }
 748           }
 749           break;
 750         }
 751         case "askchallenges": {
 752           // Send my current live challenges (if any)
 753           const myChallenges = this.challenges
 754             .filter(c =>
 755               c.from.sid == this.st.user.sid && c.type == "live"
 756             )
 757             .map(c => {
 758               // NOTE: in principle, should only send targeted challenge to the
 759               // target. But we may not know yet the identity of the target
 760               // (just name), so can't decide if data.from is the target.
 761               return {
 762                 id: c.id,
 763                 from: this.st.user.sid,
 764                 to: c.to,
 765                 randomness: c.randomness,
 766                 fen: c.fen,
 767                 vid: c.vid,
 768                 cadence: c.cadence,
 769                 added: c.added
 770               };
 771             });
 772           if (myChallenges.length > 0)
 773             this.send("challenges", { data: myChallenges, target: data.from });
 774           break;
 775         }
 776         case "challenges": //after "askchallenges"
 777           data.data.forEach(this.addChallenge);
 778           break;
 779         case "newchallenge":
 780           this.addChallenge(data.data);
 781           break;
 782         case "refusechallenge": {
 783           const cid = data.data;
 784           ArrayFun.remove(this.challenges, c => c.id == cid);
 785           alert(this.st.tr["Challenge declined"]);
 786           break;
 787         }
 788         case "deletechallenge_s": {
 789           // NOTE: the challenge(s) may be already removed
 790           const cref = data.data;
 791           if (!!cref.cid)
 792             ArrayFun.remove(this.challenges, c => c.id == cref.cid);
 793           else if (!!cref.sids) {
 794             cref.sids.forEach(s => {
 795               ArrayFun.remove(
 796                 this.challenges,
 797                 c => c.type == "live" && c.from.sid == s,
 798                 "all"
 799               );
 800             });
 801           }
 802           break;
 803         }
 804         case "game": // Individual request
 805         case "newgame": {
 806           const game = data.data;
 807           // Ignore games where I play (will go in MyGames page),
 808           // and also games that I already received.
 809           if (
 810             game.players.every(p =>
 811               p.sid != this.st.user.sid && p.id != this.st.user.id) &&
 812             this.games.findIndex(g => g.id == game.id) == -1
 813           ) {
 814             let newGame = game;
 815             newGame.type = this.classifyObject(game);
 816             newGame.vname = this.getVname(game.vid);
 817             if (!game.score)
 818               // New game from Hall
 819               newGame.score = "*";
 820             this.games.push(newGame);
 821             if (
 822               (newGame.type == "live" && this.gdisplay == "corr") ||
 823               (newGame.type == "corr" && this.gdisplay == "live")
 824             ) {
 825               document
 826                 .getElementById("btnG" + newGame.type)
 827                 .classList.add("somethingnew");
 828             }
 829           }
 830           break;
 831         }
 832         case "result": {
 833           let g = this.games.find(g => g.id == data.gid);
 834           if (!!g) g.score = data.score;
 835           break;
 836         }
 837         case "startgame": {
 838           // New game just started, I'm involved
 839           const gameInfo = data.data;
 840           if (this.classifyObject(gameInfo) == "live")
 841             this.startNewGame(gameInfo);
 842           else {
 843             this.infoMessage =
 844               this.st.tr["New correspondance game:"] + " " +
 845               "<a href='#/game/" + gameInfo.id + "'>" +
 846               "#/game/" + gameInfo.id + "</a>";
 847             document.getElementById("modalInfo").checked = true;
 848           }
 849           break;
 850         }
 851         case "newchat":
 852           this.$refs["chatcomp"].newChat(data.data);
 853           if (!document.getElementById("modalPeople").checked)
 854             document.getElementById("peopleBtn").classList.add("somethingnew");
 855           break;
 856       }
 857     },
 858     loadMoreCorr: function() {
 859       ajax(
 860         "/observedgames",
 861         "GET",
 862         {
 863           data: {
 864             uid: this.st.user.id,
 865             cursor: this.cursor
 866           },
 867           success: (res) => {
 868             const L = res.games.length;
 869             if (L > 0) {
 870               if (
 871                 this.cursor == Number.MAX_SAFE_INTEGER &&
 872                 this.games.length == 0 &&
 873                 this.gdisplay == "live"
 874               ) {
 875                 // First loading: show indicators
 876                 document
 877                   .getElementById("btnGcorr")
 878                   .classList.add("somethingnew");
 879               }
 880               this.cursor = res.games[L - 1].created;
 881               let moreGames = res.games.map(g => {
 882                 const vname = this.getVname(g.vid);
 883                 return Object.assign(
 884                   {},
 885                   g,
 886                   {
 887                     type: "corr",
 888                     vname: vname
 889                   }
 890                 );
 891               });
 892               this.games = this.games.concat(moreGames);
 893             } else this.hasMore = false;
 894           }
 895         }
 896       );
 897     },
 898     // Challenge lifecycle:
 899     addChallenge: function(chall) {
 900       // NOTE about next condition: see "askchallenges" case.
 901       if (
 902         !chall.to ||
 903         (this.people[chall.from].id > 0 &&
 904           (chall.from == this.st.user.sid || chall.to == this.st.user.name))
 905       ) {
 906         let newChall = Object.assign({}, chall);
 907         newChall.type = this.classifyObject(chall);
 908         newChall.randomness = chall.randomness;
 909         newChall.added = Date.now();
 910         let fromValues = Object.assign({}, this.people[chall.from]);
 911         delete fromValues["pages"]; //irrelevant in this context
 912         newChall.from = Object.assign({ sid: chall.from }, fromValues);
 913         newChall.vname = this.getVname(newChall.vid);
 914         this.challenges.push(newChall);
 915         if (
 916           (newChall.type == "live" && this.cdisplay == "corr") ||
 917           (newChall.type == "corr" && this.cdisplay == "live")
 918         ) {
 919           document
 920             .getElementById("btnC" + newChall.type)
 921             .classList.add("somethingnew");
 922         }
 923         if (!!chall.to) {
 924           notify(
 925             "New challenge",
 926             // fromValues.name should exist since the player is online, but
 927             // let's consider there is some chance that the challenge arrives
 928             // right after we connected and before receiving the poll result:
 929             { body: "from " + (fromValues.name || "unknown yet...") }
 930           );
 931         }
 932       }
 933     },
 934     loadNewchallVariant: async function(cb) {
 935       const vname = this.getVname(this.newchallenge.vid);
 936       await import("@/variants/" + vname + ".js")
 937       .then((vModule) => {
 938         window.V = vModule[vname + "Rules"];
 939         this.newchallenge.V = window.V;
 940         this.newchallenge.vname = vname;
 941         if (!!cb) cb();
 942       });
 943     },
 944     trySetNewchallDiag: function() {
 945       if (!this.newchallenge.fen) {
 946         this.newchallenge.diag = "";
 947         return;
 948       }
 949       // If vid > 0 then the variant is loaded (function above):
 950       window.V = this.newchallenge.V;
 951       if (
 952         this.newchallenge.vid > 0 &&
 953         !!this.newchallenge.fen &&
 954         V.IsGoodFen(this.newchallenge.fen)
 955       ) {
 956         const parsedFen = V.ParseFen(this.newchallenge.fen);
 957         this.newchallenge.diag = getDiagram({
 958           position: parsedFen.position,
 959           orientation: parsedFen.turn
 960         });
 961       } else this.newchallenge.diag = "";
 962     },
 963     newChallFromPreset(pchall) {
 964       this.partialResetNewchallenge();
 965       this.newchallenge.vid = pchall.vid;
 966       this.newchallenge.cadence = pchall.cadence;
 967       this.newchallenge.randomness = pchall.randomness;
 968       this.loadNewchallVariant(this.issueNewChallenge);
 969     },
 970     issueNewChallenge: async function() {
 971       if (!!(this.newchallenge.cadence.match(/^[0-9]+$/)))
 972         this.newchallenge.cadence += "+0"; //assume minutes, no increment
 973       const ctype = this.classifyObject(this.newchallenge);
 974       // TODO: cadence still unchecked so ctype could be wrong...
 975       let error = "";
 976       if (!this.newchallenge.vid)
 977         error = this.st.tr["Please select a variant"];
 978       else if (ctype == "corr" && this.st.user.id <= 0)
 979         error = this.st.tr["Please log in to play correspondance games"];
 980       else if (!!this.newchallenge.to) {
 981         if (this.newchallenge.to == this.st.user.name)
 982           error = this.st.tr["Self-challenge is forbidden"];
 983         else if (
 984           ctype == "live" &&
 985           Object.values(this.people).every(p => p.name != this.newchallenge.to)
 986         ) {
 987           error = this.newchallenge.to + " " + this.st.tr["is not online"];
 988         }
 989       }
 990       if (error) {
 991         alert(error);
 992         return;
 993       }
 994       window.V = this.newchallenge.V;
 995       error = checkChallenge(this.newchallenge);
 996       if (error) {
 997         alert(error);
 998         return;
 999       }
1000       // NOTE: "from" information is not required here
1001       let chall = Object.assign({}, this.newchallenge);
1002       // Add only if not already issued (not counting target or FEN):
1003       if (this.challenges.some(c =>
1004         (c.from.sid == this.st.user.sid || c.from.id == this.st.user.id) &&
1005         c.vid == chall.vid &&
1006         c.cadence == chall.cadence &&
1007         c.randomness == chall.randomness
1008       )) {
1009         alert(this.st.tr["Challenge already exists"]);
1010         return;
1011       }
1012       if (this.newchallenge.memorize) this.addPresetChall(this.newchallenge);
1013       delete chall["V"];
1014       delete chall["diag"];
1015       const finishAddChallenge = cid => {
1016         chall.id = cid || "c" + getRandString();
1017         const MAX_ALLOWED_CHALLS = 3;
1018         // Remove oldest challenge if 3 found: only 3 at a time of a given type
1019         let countMyChalls = 0;
1020         let challToDelIdx = 0;
1021         let oldestAdded = Number.MAX_SAFE_INTEGER;
1022         for (let i=0; i<this.challenges.length; i++) {
1023           const c = this.challenges[i];
1024           if (
1025             c.type == ctype &&
1026             (c.from.sid == this.st.user.sid || c.from.id == this.st.user.id)
1027           ) {
1028             countMyChalls++;
1029             if (c.added < oldestAdded) {
1030               challToDelIdx = i;
1031               oldestAdded = c.added;
1032             }
1033           }
1034         }
1035         if (countMyChalls >= MAX_ALLOWED_CHALLS) {
1036           this.send(
1037             "deletechallenge_s",
1038             { data: { cid: this.challenges[challToDelIdx].id } }
1039           );
1040           if (ctype == "corr") {
1041             ajax(
1042               "/challenges",
1043               "DELETE",
1044               { data: { id: this.challenges[challToDelIdx].id } }
1045             );
1046           }
1047           this.challenges.splice(challToDelIdx, 1);
1048         }
1049         this.send("newchallenge", {
1050           data: Object.assign({ from: this.st.user.sid }, chall)
1051         });
1052         // Add new challenge:
1053         chall.from = {
1054           sid: this.st.user.sid,
1055           id: this.st.user.id,
1056           name: this.st.user.name
1057         };
1058         chall.added = Date.now();
1059         // NOTE: vname and type are redundant (deduced from cadence + vid)
1060         chall.type = ctype;
1061         chall.vname = this.newchallenge.vname;
1062         this.challenges.push(chall);
1063         // Remember cadence  + vid for quicker further challenges:
1064         localStorage.setItem("cadence", chall.cadence);
1065         localStorage.setItem("vid", chall.vid);
1066         localStorage.setItem("challRandomness", chall.randomness);
1067         document.getElementById("modalNewgame").checked = false;
1068         // Show the challenge if not on current display
1069         if (
1070           (ctype == "live" && this.cdisplay == "corr") ||
1071           (ctype == "corr" && this.cdisplay == "live")
1072         ) {
1073           this.setDisplay('c', ctype);
1074         }
1075       };
1076       if (ctype == "live") {
1077         // Live challenges have a random ID
1078         finishAddChallenge(null);
1079       } else {
1080         // Correspondance game: send challenge to server
1081         ajax(
1082           "/challenges",
1083           "POST",
1084           {
1085             data: { chall: chall },
1086             success: (response) => {
1087               finishAddChallenge(response.id);
1088             }
1089           }
1090         );
1091       }
1092     },
1093     // Callback function after a diagram was showed to accept
1094     // or refuse targetted challenge:
1095     decisionChallenge: function(accepted) {
1096       this.curChallToAccept.accepted = accepted;
1097       this.finishProcessingChallenge(this.curChallToAccept);
1098       document.getElementById("modalAccept").checked = false;
1099     },
1100     finishProcessingChallenge: function(c) {
1101       if (c.accepted) {
1102         c.seat = {
1103           sid: this.st.user.sid,
1104           id: this.st.user.id,
1105           name: this.st.user.name
1106         };
1107         this.launchGame(c);
1108         if (c.type == "live") {
1109           // Remove all live challenges of both players
1110           this.send(
1111             "deletechallenge_s",
1112             { data: { sids: [c.from.sid, c.seat.sid] } }
1113           );
1114         }
1115         else
1116           // Corr challenge: just remove the challenge
1117           this.send("deletechallenge_s", { data: { cid: c.id } });
1118       } else {
1119         const oppsid = this.getOppsid(c);
1120         if (!!oppsid)
1121           this.send("refusechallenge", { data: c.id, target: oppsid });
1122         if (c.type == "corr") {
1123           ajax(
1124             "/challenges",
1125             "DELETE",
1126             { data: { id: c.id } }
1127           );
1128         }
1129         this.send("deletechallenge_s", { data: { cid: c.id } });
1130       }
1131     },
1132     // TODO: if several players click same challenge at the same time: problem
1133     clickChallenge: async function(c) {
1134       const myChallenge =
1135         c.from.sid == this.st.user.sid || //live
1136         (this.st.user.id > 0 && c.from.id == this.st.user.id); //corr
1137       if (!myChallenge) {
1138         if (c.type == "corr" && this.st.user.id <= 0) {
1139           alert(this.st.tr["Please log in to accept corr challenges"]);
1140           return;
1141         }
1142         c.accepted = true;
1143         await import("@/variants/" + c.vname + ".js")
1144         .then((vModule) => {
1145           window.V = vModule[c.vname + "Rules"];
1146           if (!!c.to) {
1147             // c.to == this.st.user.name (connected)
1148             if (!!c.fen) {
1149               const parsedFen = V.ParseFen(c.fen);
1150               c.mycolor = V.GetOppCol(parsedFen.turn);
1151               this.tchallDiag = getDiagram({
1152                 position: parsedFen.position,
1153                 orientation: c.mycolor
1154               });
1155             }
1156             this.curChallToAccept = c;
1157             document.getElementById("modalAccept").checked = true;
1158           }
1159           else this.finishProcessingChallenge(c);
1160         });
1161       }
1162       else {
1163         // My challenge
1164         if (c.type == "corr") {
1165           ajax(
1166             "/challenges",
1167             "DELETE",
1168             { data: { id: c.id } }
1169           );
1170         }
1171         this.send("deletechallenge_s", { data: { cid: c.id } });
1172       }
1173       // In all cases, the challenge is consumed:
1174       ArrayFun.remove(this.challenges, ch => ch.id == c.id);
1175     },
1176     // NOTE: when launching game, the challenge is already being deleted
1177     launchGame: function(c) {
1178       // White player index 0, black player index 1:
1179       const players =
1180         !!c.mycolor
1181           ? (c.mycolor == "w" ? [c.seat, c.from] : [c.from, c.seat])
1182           : shuffle([c.from, c.seat]);
1183       // These game informations will be shared
1184       let gameInfo = {
1185         id: getRandString(),
1186         fen: c.fen || V.GenRandInitFen(c.randomness),
1187         randomness: c.randomness, //for rematch
1188         players: players,
1189         vid: c.vid,
1190         cadence: c.cadence
1191       };
1192       const notifyNewgame = () => {
1193         const oppsid = this.getOppsid(c);
1194         if (!!oppsid)
1195           // Opponent is online
1196           this.send("startgame", { data: gameInfo, target: oppsid });
1197         // If new corr game, notify Hall (except opponent and me)
1198         if (c.type == "corr") {
1199           this.send(
1200             "newgame",
1201             {
1202               data: gameInfo,
1203               excluded: [this.st.user.sid, oppsid]
1204             }
1205           );
1206         }
1207         // Notify MyGames page:
1208         this.send(
1209           "notifynewgame",
1210           {
1211             data: gameInfo,
1212             targets: gameInfo.players
1213           }
1214         );
1215         // NOTE: no need to send the game to the room, since I'll connect
1216         // on game just after, the main Hall will be notified.
1217       };
1218       if (c.type == "live") {
1219         notifyNewgame();
1220         this.startNewGame(gameInfo);
1221       } else {
1222         // corr: game only on server
1223         ajax(
1224           "/games",
1225           "POST",
1226           {
1227             // cid is useful to delete the challenge:
1228             data: {
1229               gameInfo: gameInfo,
1230               cid: c.id
1231             },
1232             success: (response) => {
1233               gameInfo.id = response.id;
1234               notifyNewgame();
1235               this.$router.push("/game/" + response.id);
1236             }
1237           }
1238         );
1239       }
1240     },
1241     // NOTE: for live games only (corr games start on the server)
1242     startNewGame: function(gameInfo) {
1243       const game = Object.assign(
1244         {},
1245         gameInfo,
1246         {
1247           // (other) Game infos: constant
1248           fenStart: gameInfo.fen,
1249           vname: this.getVname(gameInfo.vid),
1250           created: Date.now(),
1251           // Game state (including FEN): will be updated
1252           moves: [],
1253           clocks: [-1, -1], //-1 = unstarted
1254           chats: [],
1255           score: "*"
1256         }
1257       );
1258       setTimeout(
1259         () => {
1260           const myIdx = (game.players[0].sid == this.st.user.sid ? 0 : 1);
1261           GameStorage.add(game, (err) => {
1262             // If an error occurred, game is not added: a tab already
1263             // added the game. Maybe a focused one, maybe not.
1264             // We know for sure that it emitted the gong start sound.
1265             // ==> Do not play it again.
1266             if (!err && this.st.settings.sound)
1267               new Audio("/sounds/newgame.flac").play().catch(() => {});
1268             if (!this.focus) {
1269               notify(
1270                 "New live game",
1271                 { body: "vs " + game.players[1-myIdx].name || "@nonymous" }
1272               );
1273             }
1274             this.$router.push("/game/" + gameInfo.id);
1275           });
1276         },
1277         this.focus ? 500 + 1000 * Math.random() : 0
1278       );
1279     }
1280   }
1281 };
1282 </script>
1283
1284 <style lang="sass" scoped>
1285 .active
1286   color: #42a983
1287
1288 #infoDiv > .card
1289   padding: 15px 0
1290   max-width: 430px
1291
1292 #newgameDiv > .card, #acceptDiv > .card
1293   max-width: 767px
1294   max-height: 100%
1295
1296 div#peopleWrap > .card
1297   max-height: 100%
1298
1299 @media screen and (min-width: 1281px)
1300   div#peopleWrap > .card
1301     max-width: 66.67%
1302
1303 @media screen and (max-width: 1280px)
1304   div#peopleWrap > .card
1305     max-width: 83.33%
1306
1307 @media screen and (max-width: 767px)
1308   div#peopleWrap > .card
1309     max-width: 100%
1310
1311 #players
1312   width: 50%
1313   position: relative
1314   float: left
1315
1316 #chat
1317   width: 50%
1318   float: left
1319   position: relative
1320
1321 @media screen and (max-width: 767px)
1322   #players, #chats
1323     width: 100%
1324
1325 #chat > .card
1326   max-width: 100%
1327   margin: 0;
1328   border: none;
1329
1330 #players > p
1331   margin-left: 5px
1332
1333 .anonymous
1334   font-style: italic
1335
1336 button.player-action
1337   margin-left: 32px
1338
1339 .somethingnew
1340   background-color: #c5fefe !important
1341
1342 .tabbtn
1343   background-color: #f9faee
1344
1345 button.acceptBtn
1346   background-color: lightgreen
1347 button.refuseBtn
1348   background-color: red
1349
1350 #buttonsTchall
1351   // margin-top set dynamically (depends if diagram showed or not)
1352   & > button > span
1353     width: 100%
1354     text-align: center
1355
1356 .variantName
1357   font-weight: bold
1358
1359 .diagram
1360   margin: 0 auto
1361   max-width: 400px
1362   // width: 100% required for Firefox
1363   width: 100%
1364
1365 #inputFen
1366   width: 100%
1367
1368 #div2, #div3
1369   margin-top: 15px
1370 @media screen and (max-width: 767px)
1371   #div2, #div3
1372     margin-top: 0
1373
1374 tr > td
1375   &.random-0
1376     background-color: #FF5733
1377   &.random-1
1378     background-color: #2B63B4
1379   &.random-2
1380     background-color: #33B42B
1381
1382 @media screen and (max-width: 767px)
1383   h4
1384     margin: 5px 0
1385
1386 button#loadMoreBtn
1387   display: block
1388   margin: 0 auto
1389
1390 td.remove-preset
1391   background-color: lightgrey
1392   text-align: center
1393   & > img
1394     height: 1em
1395 </style>