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.text-center
  14       p
  15         span.variantName {{ curChallToAccept.vname }}
  16         span {{ curChallToAccept.cadence }}
  17         span {{ st.tr["with"] + " " + curChallToAccept.from.name }}
  18       .diagram(v-html="tchallDiag")
  19       .button-group#buttonsTchall
  20         button.acceptBtn(@click="decisionChallenge(true)") {{ st.tr["Accept challenge?"] }}
  21         button.refuseBtn(@click="decisionChallenge(false)") {{ st.tr["Refuse"] }}
  22   input#modalNewgame.modal(
  23     type="checkbox"
  24     @change="cadenceFocusIfOpened($event)"
  25   )
  26   div#newgameDiv(
  27     role="dialog"
  28     data-checkbox="modalNewgame"
  29   )
  30     .card
  31       label#closeNewgame.modal-close(for="modalNewgame")
  32       div(@keyup.enter="newChallenge()")
  33         fieldset
  34           label(for="selectVariant") {{ st.tr["Variant"] }} *
  35           select#selectVariant(
  36             @change="loadNewchallVariant(trySetNewchallDiag)"
  37             v-model="newchallenge.vid"
  38           )
  39             option(
  40               v-for="v in st.variants"
  41               :value="v.id"
  42               :selected="newchallenge.vid==v.id"
  43             )
  44               | {{ v.name }}
  45         fieldset
  46           label(for="cadence") {{ st.tr["Cadence"] }} *
  47           div#predefinedCadences
  48             button(type="button") 15+5
  49             button(type="button") 45+30
  50             button(type="button") 3d
  51             button(type="button") 7d
  52           input#cadence(
  53             type="text"
  54             v-model="newchallenge.cadence"
  55             placeholder="5+0, 1h+30s, 5d ..."
  56           )
  57         fieldset
  58           label(for="selectRandomLevel") {{ st.tr["Randomness"] }}
  59           select#selectRandomLevel(v-model="newchallenge.randomness")
  60             option(value="0") {{ st.tr["Deterministic"] }}
  61             option(value="1") {{ st.tr["Symmetric random"] }}
  62             option(value="2") {{ st.tr["Asymmetric random"] }}
  63         fieldset(v-if="st.user.id > 0")
  64           label(for="selectPlayers") {{ st.tr["Play with?"] }}
  65           input#selectPlayers(
  66             type="text"
  67             v-model="newchallenge.to"
  68           )
  69         fieldset(v-if="st.user.id > 0 && newchallenge.to.length > 0")
  70           input#inputFen(
  71             placeholder="FEN"
  72             @input="trySetNewchallDiag()"
  73             type="text"
  74             v-model="newchallenge.fen"
  75           )
  76         .diagram(v-html="newchallenge.diag")
  77       button(@click="newChallenge()") {{ st.tr["Send challenge"] }}
  78   input#modalPeople.modal(
  79     type="checkbox"
  80     @click="resetSocialColor()"
  81   )
  82   div#peopleWrap(
  83     role="dialog"
  84     data-checkbox="modalPeople"
  85   )
  86     .card
  87       label.modal-close(for="modalPeople")
  88       #people
  89         #players
  90           p(
  91             v-for="sid in Object.keys(people)"
  92             v-if="people[sid].name"
  93           )
  94             span {{ people[sid].name }}
  95             button.player-action(
  96               v-if="isGamer(sid) || (st.user.id > 0 && sid!=st.user.sid)"
  97               @click="challOrWatch(sid)"
  98             )
  99               | {{ getActionLabel(sid) }}
 100           p.anonymous @nonymous ({{ anonymousCount }})
 101         #chat
 102           Chat(
 103             :newChat="newChat"
 104             @mychat="processChat"
 105             :pastChats="[]"
 106           )
 107         .clearer
 108   .row
 109     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 110       .button-group
 111         button#peopleBtn(onClick="window.doClick('modalPeople')")
 112           | {{ st.tr["Who's there?"] }}
 113         button(onClick="window.doClick('modalNewgame')")
 114           | {{ st.tr["New game"] }}
 115   .row
 116     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
 117       div#div2
 118         .button-group
 119           button.tabbtn#btnClive(@click="setDisplay('c','live',$event)")
 120             | {{ st.tr["Live challenges"] }}
 121           button.tabbtn#btnCcorr(@click="setDisplay('c','corr',$event)")
 122             | {{ st.tr["Correspondance challenges"] }}
 123         ChallengeList(
 124           v-show="cdisplay=='live'"
 125           :challenges="filterChallenges('live')"
 126           @click-challenge="clickChallenge"
 127         )
 128         ChallengeList(
 129           v-show="cdisplay=='corr'"
 130           :challenges="filterChallenges('corr')"
 131           @click-challenge="clickChallenge"
 132         )
 133       div#div3
 134         .button-group
 135           button.tabbtn#btnGlive(@click="setDisplay('g','live',$event)")
 136             | {{ st.tr["Live games"] }}
 137           button.tabbtn#btnGcorr(@click="setDisplay('g','corr',$event)")
 138             | {{ st.tr["Correspondance games"] }}
 139         GameList(
 140           v-show="gdisplay=='live'"
 141           :games="filterGames('live')"
 142           :showBoth="true"
 143           @show-game="showGame"
 144         )
 145         GameList(
 146           v-show="gdisplay=='corr'"
 147           :games="filterGames('corr')"
 148           :showBoth="true"
 149           @show-game="showGame"
 150         )
 151 </template>
 152
 153 <script>
 154 import { store } from "@/store";
 155 import { checkChallenge } from "@/data/challengeCheck";
 156 import { ArrayFun } from "@/utils/array";
 157 import { ajax } from "@/utils/ajax";
 158 import params from "@/parameters";
 159 import { getRandString, shuffle } from "@/utils/alea";
 160 import { getDiagram } from "@/utils/printDiagram";
 161 import Chat from "@/components/Chat.vue";
 162 import GameList from "@/components/GameList.vue";
 163 import ChallengeList from "@/components/ChallengeList.vue";
 164 import { GameStorage } from "@/utils/gameStorage";
 165 import { processModalClick } from "@/utils/modalClick";
 166 export default {
 167   name: "my-hall",
 168   components: {
 169     Chat,
 170     GameList,
 171     ChallengeList
 172   },
 173   data: function() {
 174     return {
 175       st: store.state,
 176       cdisplay: "live", //or corr
 177       gdisplay: "live",
 178       games: [],
 179       challenges: [],
 180       people: {},
 181       infoMessage: "",
 182       newchallenge: {
 183         fen: "",
 184         vid: parseInt(localStorage.getItem("vid")) || 0,
 185         to: "", //name of challenged player (if any)
 186         cadence: localStorage.getItem("cadence") || "",
 187         randomness: parseInt(localStorage.getItem("randomness")) || 2,
 188         // VariantRules object, stored to not interfere with
 189         // diagrams of targetted challenges:
 190         V: null,
 191         vname: "",
 192         diag: "" //visualizing FEN
 193       },
 194       tchallDiag: "",
 195       curChallToAccept: {from: {}},
 196       newChat: "",
 197       conn: null,
 198       connexionString: "",
 199       // Related to (killing of) self multi-connects:
 200       newConnect: {},
 201       killed: {}
 202     };
 203   },
 204   watch: {
 205     // st.variants changes only once, at loading from [] to [...]
 206     "st.variants": function() {
 207       // Set potential challenges and games variant names:
 208       this.challenges.concat(this.games).forEach(o => {
 209         if (o.vname == "") o.vname = this.getVname(o.vid);
 210       });
 211       if (!this.newchallenge.V && this.newchallenge.vid > 0)
 212         this.loadNewchallVariant();
 213     }
 214   },
 215   computed: {
 216     anonymousCount: function() {
 217       let count = 0;
 218       Object.values(this.people).forEach(p => {
 219         // Do not cound people who did not send their identity yet:
 220         count += (!p.name && p.id === 0) ? 1 : 0;
 221       });
 222       return count;
 223     }
 224   },
 225   created: function() {
 226     if (this.st.variants.length > 0 && this.newchallenge.vid > 0)
 227       this.loadNewchallVariant();
 228     const my = this.st.user;
 229     this.$set(this.people, my.sid, { id: my.id, name: my.name, pages: ["/"] });
 230     // Ask server for current corr games (all but mines)
 231     ajax(
 232       "/games",
 233       "GET",
 234       { uid: this.st.user.id, excluded: true },
 235       response => {
 236         this.games = this.games.concat(
 237           response.games.map(g => {
 238             const type = this.classifyObject(g);
 239             const vname = this.getVname(g.vid);
 240             return Object.assign({}, g, { type: type, vname: vname });
 241           })
 242         );
 243       }
 244     );
 245     // Also ask for corr challenges (open + sent by/to me)
 246     ajax("/challenges", "GET", { uid: this.st.user.id }, response => {
 247       // Gather all senders names, and then retrieve full identity:
 248       // (TODO [perf]: some might be online...)
 249       let names = {};
 250       response.challenges.forEach(c => {
 251         if (c.uid != this.st.user.id) names[c.uid] = "";
 252         else if (!!c.target && c.target != this.st.user.id)
 253           names[c.target] = "";
 254       });
 255       const addChallenges = () => {
 256         names[this.st.user.id] = this.st.user.name; //in case of
 257         this.challenges = this.challenges.concat(
 258           response.challenges.map(c => {
 259             const from = { name: names[c.uid], id: c.uid }; //or just name
 260             const type = this.classifyObject(c);
 261             const vname = this.getVname(c.vid);
 262             return Object.assign(
 263               {},
 264               {
 265                 type: type,
 266                 vname: vname,
 267                 from: from,
 268                 to: c.target ? names[c.target] : ""
 269               },
 270               c
 271             );
 272           })
 273         );
 274       };
 275       if (Object.keys(names).length > 0) {
 276         ajax(
 277           "/users",
 278           "GET",
 279           { ids: Object.keys(names).join(",") },
 280           response2 => {
 281             response2.users.forEach(u => {
 282               names[u.id] = u.name;
 283             });
 284             addChallenges();
 285           }
 286         );
 287       } else addChallenges();
 288     });
 289     const connectAndPoll = () => {
 290       this.send("connect");
 291       this.send("pollclientsandgamers");
 292     };
 293     // Initialize connection
 294     this.connexionString =
 295       params.socketUrl +
 296       "/?sid=" +
 297       this.st.user.sid +
 298       "&tmpId=" +
 299       getRandString() +
 300       "&page=" +
 301       encodeURIComponent(this.$route.path);
 302     this.conn = new WebSocket(this.connexionString);
 303     this.conn.onopen = connectAndPoll;
 304     this.conn.onmessage = this.socketMessageListener;
 305     this.conn.onclose = this.socketCloseListener;
 306   },
 307   mounted: function() {
 308     ["peopleWrap", "infoDiv", "newgameDiv"].forEach(eltName => {
 309       let elt = document.getElementById(eltName);
 310       elt.addEventListener("click", processModalClick);
 311     });
 312     document.querySelectorAll("#predefinedCadences > button").forEach(b => {
 313       b.addEventListener("click", () => {
 314         this.newchallenge.cadence = b.innerHTML;
 315       });
 316     });
 317     const dispCorr = this.$route.query["disp"];
 318     const showCtype =
 319       dispCorr || localStorage.getItem("type-challenges") || "live";
 320     const showGtype =
 321       dispCorr || localStorage.getItem("type-games") || "live";
 322     this.setDisplay("c", showCtype);
 323     this.setDisplay("g", showGtype);
 324   },
 325   beforeDestroy: function() {
 326     this.send("disconnect");
 327   },
 328   methods: {
 329     // Helpers:
 330     cadenceFocusIfOpened: function() {
 331       if (event.target.checked)
 332         document.getElementById("cadence").focus();
 333     },
 334     send: function(code, obj) {
 335       if (this.conn) {
 336         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 337       }
 338     },
 339     getVname: function(vid) {
 340       const variant = this.st.variants.find(v => v.id == vid);
 341       // this.st.variants might be uninitialized (variant == null)
 342       return variant ? variant.name : "";
 343     },
 344     filterChallenges: function(type) {
 345       return this.challenges.filter(c => c.type == type);
 346     },
 347     filterGames: function(type) {
 348       return this.games.filter(g => g.type == type);
 349     },
 350     classifyObject: function(o) {
 351       //challenge or game
 352       return o.cadence.indexOf("d") === -1 ? "live" : "corr";
 353     },
 354     setDisplay: function(letter, type, e) {
 355       this[letter + "display"] = type;
 356       localStorage.setItem(
 357         "type-" + (letter == "c" ? "challenges" : "games"),
 358         type
 359       );
 360       let elt = e
 361         ? e.target
 362         : document.getElementById("btn" + letter.toUpperCase() + type);
 363       elt.classList.add("active");
 364       elt.classList.remove("somethingnew"); //in case of
 365       if (elt.previousElementSibling)
 366         elt.previousElementSibling.classList.remove("active");
 367       else elt.nextElementSibling.classList.remove("active");
 368     },
 369     isGamer: function(sid) {
 370       return this.people[sid].pages.some(p => p.indexOf("/game/") >= 0);
 371     },
 372     getActionLabel: function(sid) {
 373
 374
 375 console.log(this.people[sid]);
 376
 377
 378       return this.people[sid].pages.some(p => p == "/")
 379         ? "Challenge"
 380         : "Observe";
 381     },
 382     challOrWatch: function(sid) {
 383       if (this.people[sid].pages.some(p => p == "/")) {
 384         // Available, in Hall
 385         this.newchallenge.to = this.people[sid].name;
 386         document.getElementById("modalPeople").checked = false;
 387         window.doClick("modalNewgame");
 388       } else {
 389         // In some game, maybe playing maybe not: show a random one
 390         let gids = [];
 391         this.people[sid].pages.forEach(p => {
 392           const matchGid = p.match(/[a-zA-Z0-9]+$/);
 393           if (matchGid) gids.push(matchGid[0]);
 394         });
 395         const gid = gids[Math.floor(Math.random() * gids.length)];
 396         const game = this.games.find(g => g.id == gid);
 397         if (game) this.showGame(game);
 398         else this.$router.push("/game/" + gid); //game vs. me
 399       }
 400     },
 401     showGame: function(g) {
 402       // NOTE: we are an observer, since only games I don't play are shown here
 403       // ==> Moves sent by connected remote player(s) if live game
 404       let url = "/game/" + g.id;
 405       if (g.type == "live")
 406         url += "?rid=" + g.rids[Math.floor(Math.random() * g.rids.length)];
 407       this.$router.push(url);
 408     },
 409     resetSocialColor: function() {
 410       // TODO: this is called twice, once on opening an once on closing
 411       document.getElementById("peopleBtn").classList.remove("somethingnew");
 412     },
 413     processChat: function(chat) {
 414       this.send("newchat", { data: chat });
 415     },
 416     // Messaging center:
 417     socketMessageListener: function(msg) {
 418       if (!this.conn) return;
 419       const data = JSON.parse(msg.data);
 420       switch (data.code) {
 421         case "pollclientsandgamers": {
 422           // Since people can be both in Hall and Game,
 423           // need to track "askIdentity" requests:
 424           let identityAsked = {};
 425           data.sockIds.forEach(s => {
 426             const page = s.page || "/";
 427             if (s.sid != this.st.user.sid && !identityAsked[s.sid]) {
 428               this.send("askidentity", { target: s.sid, page: page });
 429               identityAsked[s.sid] = true;
 430             }
 431             if (!this.people[s.sid])
 432               // Do not set name or id: identity unknown yet
 433               this.$set(this.people, s.sid, { pages: [page] });
 434             else if (this.people[s.sid].pages.indexOf(page) < 0)
 435               this.people[s.sid].pages.push(page);
 436             if (!s.page)
 437               // Peer is in Hall
 438               this.send("askchallenge", { target: s.sid });
 439             // Peer is in Game
 440             else this.send("askgame", { target: s.sid, page: page });
 441           });
 442           break;
 443         }
 444         case "connect":
 445         case "gconnect": {
 446           const page = data.page || "/";
 447           // NOTE: player could have been polled earlier, but might have logged in then
 448           // So it's a good idea to ask identity if he was anonymous.
 449           // But only ask game / challenge if currently disconnected.
 450           if (!this.people[data.from]) {
 451             this.$set(this.people, data.from, { pages: [page] });
 452             if (data.code == "connect")
 453               this.send("askchallenge", { target: data.from });
 454             else this.send("askgame", { target: data.from, page: page });
 455           } else {
 456             // Append page if not already in list
 457             if (this.people[data.from].pages.indexOf(page) < 0)
 458               this.people[data.from].pages.push(page);
 459           }
 460           if (!this.people[data.from].name && this.people[data.from].id !== 0) {
 461             // Identity not known yet
 462             this.newConnect[data.from] = true; //for self multi-connects tests
 463             this.send("askidentity", { target: data.from, page: page });
 464           }
 465           break;
 466         }
 467         case "disconnect":
 468         case "gdisconnect": {
 469           // If the user reloads the page twice very quickly (experienced with Firefox),
 470           // the first reload won't have time to connect but will trigger a "close" event anyway.
 471           // ==> Next check is required.
 472           if (!this.people[data.from]) return;
 473           // Disconnect means no more tmpIds:
 474           if (data.code == "disconnect") {
 475             // Remove the live challenge sent by this player:
 476             ArrayFun.remove(this.challenges, c => c.from.sid == data.from);
 477           } else {
 478             // Remove the matching live game if now unreachable
 479             const gid = data.page.match(/[a-zA-Z0-9]+$/)[0];
 480             const gidx = this.games.findIndex(g => g.id == gid);
 481             if (gidx >= 0) {
 482               const game = this.games[gidx];
 483               if (
 484                 game.type == "live" &&
 485                 game.rids.length == 1 &&
 486                 game.rids[0] == data.from
 487               ) {
 488                 this.games.splice(gidx, 1);
 489               }
 490             }
 491           }
 492           const page = data.page || "/";
 493           ArrayFun.remove(this.people[data.from].pages, p => p == page);
 494           if (this.people[data.from].pages.length == 0)
 495             this.$delete(this.people, data.from);
 496           break;
 497         }
 498         case "killed":
 499           // I logged in elsewhere:
 500           this.conn = null;
 501           alert(this.st.tr["New connexion detected: tab now offline"]);
 502           break;
 503         case "askidentity": {
 504           // Request for identification (TODO: anonymous shouldn't need to reply)
 505           const me = {
 506             // Decompose to avoid revealing email
 507             name: this.st.user.name,
 508             sid: this.st.user.sid,
 509             id: this.st.user.id
 510           };
 511           this.send("identity", { data: me, target: data.from });
 512           break;
 513         }
 514         case "identity": {
 515           const user = data.data;
 516           this.$set(this.people, user.sid, {
 517             id: user.id,
 518             name: user.name,
 519             pages: this.people[user.sid].pages
 520           });
 521           if (user.name) {
 522             // If I multi-connect, kill current connexion if no mark (I'm older)
 523             if (
 524               this.newConnect[user.sid] &&
 525               user.id > 0 &&
 526               user.id == this.st.user.id &&
 527               user.sid != this.st.user.sid
 528             ) {
 529               if (!this.killed[this.st.user.sid]) {
 530                 this.send("killme", { sid: this.st.user.sid });
 531                 this.killed[this.st.user.sid] = true;
 532               }
 533             }
 534           }
 535           delete this.newConnect[user.sid];
 536           break;
 537         }
 538         case "askchallenge": {
 539           // Send my current live challenge (if any)
 540           const cIdx = this.challenges.findIndex(
 541             c => c.from.sid == this.st.user.sid && c.type == "live"
 542           );
 543           if (cIdx >= 0) {
 544             const c = this.challenges[cIdx];
 545             // NOTE: in principle, should only send targeted challenge to the target.
 546             // But we may not know yet the identity of the target (just name),
 547             // so cannot decide if data.from is the target or not.
 548             const myChallenge = {
 549               id: c.id,
 550               from: this.st.user.sid,
 551               to: c.to,
 552               randomness: c.randomness,
 553               fen: c.fen,
 554               vid: c.vid,
 555               cadence: c.cadence,
 556               added: c.added
 557             };
 558             this.send("challenge", { data: myChallenge, target: data.from });
 559           }
 560           break;
 561         }
 562         case "challenge": //after "askchallenge"
 563         case "newchallenge": {
 564           // NOTE about next condition: see "askchallenge" case.
 565           const chall = data.data;
 566           if (
 567             !chall.to ||
 568             (this.people[chall.from].id > 0 &&
 569               (chall.from == this.st.user.sid || chall.to == this.st.user.name))
 570           ) {
 571             let newChall = Object.assign({}, chall);
 572             newChall.type = this.classifyObject(chall);
 573             newChall.randomness = chall.randomness;
 574             newChall.added = Date.now();
 575             let fromValues = Object.assign({}, this.people[chall.from]);
 576             delete fromValues["pages"]; //irrelevant in this context
 577             newChall.from = Object.assign({ sid: chall.from }, fromValues);
 578             newChall.vname = this.getVname(newChall.vid);
 579             this.challenges.push(newChall);
 580             if (
 581               (newChall.type == "live" && this.cdisplay == "corr") ||
 582               (newChall.type == "corr" && this.cdisplay == "live")
 583             ) {
 584               document
 585                 .getElementById("btnC" + newChall.type)
 586                 .classList.add("somethingnew");
 587             }
 588           }
 589           break;
 590         }
 591         case "refusechallenge": {
 592           const cid = data.data;
 593           ArrayFun.remove(this.challenges, c => c.id == cid);
 594           alert(this.st.tr["Challenge declined"]);
 595           break;
 596         }
 597         case "deletechallenge": {
 598           // NOTE: the challenge may be already removed
 599           const cid = data.data;
 600           ArrayFun.remove(this.challenges, c => c.id == cid);
 601           break;
 602         }
 603         case "game": //individual request
 604         case "newgame": {
 605           // NOTE: it may be live or correspondance
 606           const game = data.data;
 607           // Ignore games where I play (corr games)
 608           if (game.players.every(p =>
 609             p.sid != this.st.user.sid || p.id != this.st.user.id))
 610           {
 611             let locGame = this.games.find(g => g.id == game.id);
 612             if (!locGame) {
 613               let newGame = game;
 614               newGame.type = this.classifyObject(game);
 615               newGame.vname = this.getVname(game.vid);
 616               if (!game.score)
 617                 //if new game from Hall
 618                 newGame.score = "*";
 619               newGame.rids = [game.rid];
 620               delete newGame["rid"];
 621               this.games.push(newGame);
 622               if (
 623                 (newGame.type == "live" && this.gdisplay == "corr") ||
 624                 (newGame.type == "corr" && this.gdisplay == "live")
 625               ) {
 626                 document
 627                   .getElementById("btnG" + newGame.type)
 628                   .classList.add("somethingnew");
 629               }
 630             } else {
 631               // Append rid (if not already in list)
 632               if (!locGame.rids.includes(game.rid)) locGame.rids.push(game.rid);
 633             }
 634           }
 635           break;
 636         }
 637         case "result": {
 638           let g = this.games.find(g => g.id == data.gid);
 639           if (g) g.score = data.score;
 640           break;
 641         }
 642         case "startgame": {
 643           // New game just started: data contain all information
 644           const gameInfo = data.data;
 645           if (this.classifyObject(gameInfo) == "live")
 646             this.startNewGame(gameInfo);
 647           else {
 648             this.infoMessage =
 649               this.st.tr["New correspondance game:"] +
 650               " <a href='#/game/" +
 651               gameInfo.id +
 652               "'>" +
 653               "#/game/" +
 654               gameInfo.id +
 655               "</a>";
 656             let modalBox = document.getElementById("modalInfo");
 657             modalBox.checked = true;
 658           }
 659           break;
 660         }
 661         case "newchat":
 662           this.newChat = data.data;
 663           if (!document.getElementById("modalPeople").checked)
 664             document.getElementById("peopleBtn").classList.add("somethingnew");
 665           break;
 666       }
 667     },
 668     socketCloseListener: function() {
 669       if (!this.conn) return;
 670       this.conn = new WebSocket(this.connexionString);
 671       this.conn.addEventListener("message", this.socketMessageListener);
 672       this.conn.addEventListener("close", this.socketCloseListener);
 673     },
 674     // Challenge lifecycle:
 675     loadNewchallVariant: async function(cb) {
 676       const vname = this.getVname(this.newchallenge.vid);
 677       const vModule = await import("@/variants/" + vname + ".js");
 678       this.newchallenge.V = vModule.VariantRules;
 679       this.newchallenge.vname = vname;
 680       if (cb)
 681         cb();
 682     },
 683     trySetNewchallDiag: function() {
 684       if (!this.newchallenge.fen) {
 685         this.newchallenge.diag = "";
 686         return;
 687       }
 688       // If vid > 0 then the variant is loaded (function above):
 689       window.V = this.newchallenge.V;
 690       if (
 691         this.newchallenge.vid > 0 &&
 692         this.newchallenge.fen &&
 693         V.IsGoodFen(this.newchallenge.fen)
 694       ) {
 695         const parsedFen = V.ParseFen(this.newchallenge.fen);
 696         this.newchallenge.diag = getDiagram({
 697           position: parsedFen.position,
 698           orientation: V.GetOppCol(parsedFen.turn)
 699         });
 700       }
 701     },
 702     newChallenge: async function() {
 703       if (this.newchallenge.cadence.match(/^[0-9]+$/))
 704         this.newchallenge.cadence += "+0"; //assume minutes, no increment
 705       const ctype = this.classifyObject(this.newchallenge);
 706       // TODO: cadence still unchecked so ctype could be wrong...
 707       let error = "";
 708       if (!this.newchallenge.vid)
 709         error = this.st.tr["Please select a variant"];
 710       else if (ctype == "corr" && this.st.user.id <= 0)
 711         error = this.st.tr["Please log in to play correspondance games"];
 712       else if (this.newchallenge.to) {
 713         if (this.newchallenge.to == this.st.user.name)
 714           error = this.st.tr["Self-challenge is forbidden"];
 715         else if (
 716           ctype == "live" &&
 717           Object.values(this.people).every(p => p.name != this.newchallenge.to)
 718         )
 719           error = this.newchallenge.to + " " + this.st.tr["is not online"];
 720       }
 721       if (error) {
 722         alert(error);
 723         return;
 724       }
 725       window.V = this.newchallenge.V;
 726       error = checkChallenge(this.newchallenge);
 727       if (error) {
 728         alert(error);
 729         return;
 730       }
 731       // NOTE: "from" information is not required here
 732       let chall = Object.assign({}, this.newchallenge);
 733       delete chall["V"];
 734       delete chall["diag"];
 735       const finishAddChallenge = cid => {
 736         chall.id = cid || "c" + getRandString();
 737         // Remove old challenge if any (only one at a time of a given type):
 738         const cIdx = this.challenges.findIndex(
 739           c =>
 740             (c.from.sid == this.st.user.sid || c.from.id == this.st.user.id) &&
 741             c.type == ctype
 742         );
 743         if (cIdx >= 0) {
 744           // Delete current challenge (will be replaced now)
 745           this.send("deletechallenge", { data: this.challenges[cIdx].id });
 746           if (ctype == "corr") {
 747             ajax("/challenges", "DELETE", { id: this.challenges[cIdx].id });
 748           }
 749           this.challenges.splice(cIdx, 1);
 750         }
 751         this.send("newchallenge", {
 752           data: Object.assign({ from: this.st.user.sid }, chall)
 753         });
 754         // Add new challenge:
 755         chall.from = {
 756           // Decompose to avoid revealing email
 757           sid: this.st.user.sid,
 758           id: this.st.user.id,
 759           name: this.st.user.name
 760         };
 761         chall.added = Date.now();
 762         // NOTE: vname and type are redundant (can be deduced from cadence + vid)
 763         chall.type = ctype;
 764         chall.vname = this.newchallenge.vname;
 765         this.challenges.push(chall);
 766         // Remember cadence  + vid for quicker further challenges:
 767         localStorage.setItem("cadence", chall.cadence);
 768         localStorage.setItem("vid", chall.vid);
 769         localStorage.setItem("randomness", chall.randomness);
 770         document.getElementById("modalNewgame").checked = false;
 771         // Show the challenge if not on current display
 772         if (
 773           (ctype == "live" && this.cdisplay == "corr") ||
 774           (ctype == "corr" && this.cdisplay == "live")
 775         ) {
 776           this.setDisplay('c', ctype);
 777         }
 778       };
 779       if (ctype == "live") {
 780         // Live challenges have a random ID
 781         finishAddChallenge(null);
 782       } else {
 783         // Correspondance game: send challenge to server
 784         ajax("/challenges", "POST", { chall: chall }, response => {
 785           finishAddChallenge(response.cid);
 786         });
 787       }
 788     },
 789     // Callback function after a diagram was showed to accept
 790     // or refuse targetted challenge:
 791     decisionChallenge: function(accepted) {
 792       this.curChallToAccept.accepted = accepted;
 793       this.finishProcessingChallenge(this.curChallToAccept);
 794       document.getElementById("modalAccept").checked = false;
 795     },
 796     finishProcessingChallenge: function(c) {
 797       if (c.accepted) {
 798         c.seat = {
 799           // Again, avoid c.seat = st.user to not reveal email
 800           sid: this.st.user.sid,
 801           id: this.st.user.id,
 802           name: this.st.user.name
 803         };
 804         this.launchGame(c);
 805       } else {
 806         this.send("refusechallenge", { data: c.id, target: c.from.sid });
 807       }
 808       this.send("deletechallenge", { data: c.id });
 809     },
 810     clickChallenge: async function(c) {
 811       const myChallenge =
 812         c.from.sid == this.st.user.sid || //live
 813         (this.st.user.id > 0 && c.from.id == this.st.user.id); //corr
 814       if (!myChallenge) {
 815         if (c.type == "corr" && this.st.user.id <= 0) {
 816           alert(this.st.tr["Please log in to accept corr challenges"]);
 817           return;
 818         }
 819         c.accepted = true;
 820         const vModule = await import("@/variants/" + c.vname + ".js");
 821         window.V = vModule.VariantRules;
 822         if (c.to) {
 823           // c.to == this.st.user.name (connected)
 824           if (c.fen) {
 825             const parsedFen = V.ParseFen(c.fen);
 826             c.mycolor = V.GetOppCol(parsedFen.turn);
 827             this.tchallDiag = getDiagram({
 828               position: parsedFen.position,
 829               orientation: c.mycolor
 830             });
 831             this.curChallToAccept = c;
 832             document.getElementById("modalAccept").checked = true;
 833           }
 834           else {
 835             if (!confirm(this.st.tr["Accept challenge?"]))
 836               c.accepted = false;
 837             this.finishProcessingChallenge(c);
 838           }
 839         }
 840         else
 841           this.finishProcessingChallenge(c);
 842       }
 843       else {
 844         // My challenge
 845         if (c.type == "corr") {
 846           ajax("/challenges", "DELETE", { id: c.id });
 847         }
 848         this.send("deletechallenge", { data: c.id });
 849       }
 850       // In all cases, the challenge is consumed:
 851       ArrayFun.remove(this.challenges, ch => ch.id == c.id);
 852     },
 853     // NOTE: when launching game, the challenge is already being deleted
 854     launchGame: function(c) {
 855       // These game informations will be shared
 856       let gameInfo = {
 857         id: getRandString(),
 858         fen: c.fen || V.GenRandInitFen(c.randomness),
 859         // White player index 0, black player index 1:
 860         players: c.mycolor
 861           ? (c.mycolor == "w" ? [c.seat, c.from] : [c.from, c.seat])
 862           : shuffle([c.from, c.seat]),
 863         vid: c.vid,
 864         cadence: c.cadence
 865       };
 866       let oppsid = c.from.sid; //may not be defined if corr + offline opp
 867       if (!oppsid) {
 868         oppsid = Object.keys(this.people).find(
 869           sid => this.people[sid].id == c.from.id
 870         );
 871       }
 872       const notifyNewgame = () => {
 873         if (oppsid)
 874           //opponent is online
 875           this.send("startgame", { data: gameInfo, target: oppsid });
 876         // Send game info (only if live) to everyone except me in this tab
 877         this.send("newgame", { data: gameInfo });
 878       };
 879       if (c.type == "live") {
 880         notifyNewgame();
 881         this.startNewGame(gameInfo);
 882       } //corr: game only on server
 883       else {
 884         ajax(
 885           "/games",
 886           "POST",
 887           { gameInfo: gameInfo, cid: c.id }, //cid useful to delete challenge
 888           response => {
 889             gameInfo.id = response.gameId;
 890             notifyNewgame();
 891             this.$router.push("/game/" + response.gameId);
 892           }
 893         );
 894       }
 895     },
 896     // NOTE: for live games only (corr games start on the server)
 897     startNewGame: function(gameInfo) {
 898       const game = Object.assign({}, gameInfo, {
 899         // (other) Game infos: constant
 900         fenStart: gameInfo.fen,
 901         vname: this.getVname(gameInfo.vid),
 902         created: Date.now(),
 903         // Game state (including FEN): will be updated
 904         moves: [],
 905         clocks: [-1, -1], //-1 = unstarted
 906         initime: [0, 0], //initialized later
 907         score: "*"
 908       });
 909       GameStorage.add(game, (err) => {
 910         // If an error occurred, game is not added: abort
 911         if (!err) {
 912           if (this.st.settings.sound)
 913             new Audio("/sounds/newgame.flac").play().catch(() => {});
 914           this.$router.push("/game/" + gameInfo.id);
 915         }
 916       });
 917     }
 918   }
 919 };
 920 </script>
 921
 922 <style lang="sass" scoped>
 923 .active
 924   color: #42a983
 925
 926 #infoDiv > .card
 927   padding: 15px 0
 928   max-width: 430px
 929
 930 #newgameDiv > .card, #acceptDiv > .card
 931   max-width: 767px
 932   max-height: 100%
 933
 934 div#peopleWrap > .card
 935   max-height: 100%
 936
 937 @media screen and (min-width: 1281px)
 938   div#peopleWrap > .card
 939     max-width: 66.67%
 940
 941 @media screen and (max-width: 1280px)
 942   div#peopleWrap > .card
 943     max-width: 83.33%
 944
 945 @media screen and (max-width: 767px)
 946   div#peopleWrap > .card
 947     max-width: 100%
 948
 949 #players
 950   width: 50%
 951   position: relative
 952   float: left
 953
 954 #chat
 955   width: 50%
 956   float: left
 957   position: relative
 958
 959 @media screen and (max-width: 767px)
 960   #players, #chats
 961     width: 100%
 962
 963 #chat > .card
 964   max-width: 100%
 965   margin: 0;
 966   border: none;
 967
 968 #players > p
 969   margin-left: 5px
 970
 971 .anonymous
 972   font-style: italic
 973
 974 button.player-action
 975   margin-left: 32px
 976
 977 .somethingnew
 978   background-color: #c5fefe !important
 979
 980 .tabbtn
 981   background-color: #f9faee
 982
 983 button.acceptBtn
 984   background-color: lightgreen
 985 button.refuseBtn
 986   background-color: red
 987
 988 #buttonsTchall
 989   margin-top: 10px
 990
 991 .variantName
 992   font-weight: bold
 993
 994 .diagram
 995   margin: 0 auto
 996   max-width: 400px
 997
 998 #inputFen
 999   width: 100%
1000
1001 #div2, #div3
1002   margin-top: 15px
1003 @media screen and (max-width: 767px)
1004   #div2, #div3
1005     margin-top: 0
1006 </style>