client/src/views/Hall.vue

   1 <template lang="pug">
   2 main
   3   input#modalInfo.modal(type="checkbox")
   4   div#infoDiv(role="dialog" data-checkbox="modalInfo" aria-labelledby="infoMessage")
   5     .card.smallpad.small-modal.text-center
   6       label.modal-close(for="modalInfo")
   7       h3#infoMessage.section
   8         p(v-html="infoMessage")
   9   input#modalNewgame.modal(type="checkbox")
  10   div#newgameDiv(role="dialog" data-checkbox="modalNewgame"
  11       aria-labelledby="titleFenedit")
  12     .card.smallpad(@keyup.enter="newChallenge")
  13       label#closeNewgame.modal-close(for="modalNewgame")
  14       fieldset
  15         label(for="selectVariant") {{ st.tr["Variant"] }} *
  16         select#selectVariant(v-model="newchallenge.vid")
  17           option(v-for="v in st.variants" :value="v.id"
  18               :selected="newchallenge.vid==v.id")
  19             | {{ v.name }}
  20       fieldset
  21         label(for="timeControl") {{ st.tr["Cadence"] }} *
  22         div#predefinedTimeControls
  23           button 3+2
  24           button 5+3
  25           button 15+5
  26         input#timeControl(type="text" v-model="newchallenge.timeControl"
  27           placeholder="5+0, 1h+30s, 7d+1d ...")
  28       fieldset(v-if="st.user.id > 0")
  29         label(for="selectPlayers") {{ st.tr["Play with?"] }}
  30         input#selectPlayers(type="text" v-model="newchallenge.to")
  31       fieldset(v-if="st.user.id > 0 && newchallenge.to.length > 0")
  32         label(for="inputFen") FEN
  33         input#inputFen(type="text" v-model="newchallenge.fen")
  34       button(@click="newChallenge") {{ st.tr["Send challenge"] }}
  35   .row
  36     .col-sm-12
  37       button#newGame(onClick="doClick('modalNewgame')") {{ st.tr["New game"] }}
  38   .row
  39     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
  40       div
  41         .button-group
  42           button(@click="(e) => setDisplay('c','live',e)" class="active")
  43             | {{ st.tr["Live challenges"] }}
  44           button(@click="(e) => setDisplay('c','corr',e)")
  45             | {{ st.tr["Correspondance challenges"] }}
  46         ChallengeList(v-show="cdisplay=='live'"
  47           :challenges="filterChallenges('live')" @click-challenge="clickChallenge")
  48         ChallengeList(v-show="cdisplay=='corr'"
  49           :challenges="filterChallenges('corr')" @click-challenge="clickChallenge")
  50       #people
  51         h3.text-center {{ st.tr["Who's there?"] }}
  52         #players
  53           p(v-for="sid in Object.keys(people)" v-if="!!people[sid].name")
  54             span {{ people[sid].name }}
  55             button.player-action(
  56               v-if="people[sid].name != st.user.name"
  57               @click="challOrWatch(sid, $event)"
  58             )
  59               | {{ st.tr[!!people[sid].gamer ? 'Playing' : 'Available'] }}
  60           p.anonymous @nonymous ({{ anonymousCount }})
  61         #chat
  62           Chat(:newChat="newChat" @mychat="processChat")
  63         .clearer
  64       div
  65         .button-group
  66           button(@click="(e) => setDisplay('g','live',e)" class="active")
  67             | {{ st.tr["Live games"] }}
  68           button(@click="(e) => setDisplay('g','corr',e)")
  69             | {{ st.tr["Correspondance games"] }}
  70         GameList(v-show="gdisplay=='live'" :games="filterGames('live')"
  71           @show-game="showGame")
  72         GameList(v-show="gdisplay=='corr'" :games="filterGames('corr')"
  73           @show-game="showGame")
  74 </template>
  75
  76 <script>
  77 import { store } from "@/store";
  78 import { checkChallenge } from "@/data/challengeCheck";
  79 import { ArrayFun } from "@/utils/array";
  80 import { ajax } from "@/utils/ajax";
  81 import { getRandString, shuffle } from "@/utils/alea";
  82 import Chat from "@/components/Chat.vue";
  83 import GameList from "@/components/GameList.vue";
  84 import ChallengeList from "@/components/ChallengeList.vue";
  85 import { GameStorage } from "@/utils/gameStorage";
  86 import { processModalClick } from "@/utils/modalClick";
  87
  88 export default {
  89   name: "my-hall",
  90   components: {
  91     Chat,
  92     GameList,
  93     ChallengeList,
  94   },
  95   data: function () {
  96     return {
  97       st: store.state,
  98       cdisplay: "live", //or corr
  99       pdisplay: "players", //or chat
 100       gdisplay: "live",
 101       games: [],
 102       challenges: [],
 103       people: {}, //people in main hall
 104       infoMessage: "",
 105       newchallenge: {
 106         fen: "",
 107         vid: localStorage.getItem("vid") || "",
 108         to: "", //name of challenged player (if any)
 109         timeControl: localStorage.getItem("timeControl") || "",
 110       },
 111       newChat: "",
 112     };
 113   },
 114   watch: {
 115     // st.variants changes only once, at loading from [] to [...]
 116     "st.variants": function(variantArray) {
 117       // Set potential challenges and games variant names:
 118       this.challenges.forEach(c => {
 119         if (c.vname == "")
 120           c.vname = this.getVname(c.vid);
 121       });
 122       this.games.forEach(g => {
 123         if (g.vname == "")
 124           g.vname = this.getVname(g.vid);
 125       });
 126     },
 127   },
 128   computed: {
 129     anonymousCount: function() {
 130       let count = 0;
 131       Object.values(this.people).forEach(p => { count += (!p.name ? 1 : 0); });
 132       return count;
 133     },
 134   },
 135   created: function() {
 136     // Always add myself to players' list
 137     const my = this.st.user;
 138     this.$set(this.people, my.sid, {id:my.id, name:my.name});
 139     // Retrieve live challenge (not older than 30 minute) if any:
 140     const chall = JSON.parse(localStorage.getItem("challenge") || "false");
 141     if (!!chall)
 142     {
 143       // NOTE: a challenge survives 3 minutes, for potential connection issues
 144       if ((Date.now() - chall.added)/1000 <= 3*60)
 145       {
 146         chall.added = Date.now(); //update added time, for next disconnect...
 147         this.challenges.push(chall);
 148         localStorage.setItem("challenge", JSON.stringify(chall));
 149       }
 150       else
 151         localStorage.removeItem("challenge");
 152     }
 153     // Ask server for current corr games (all but mines)
 154     ajax(
 155       "/games",
 156       "GET",
 157       {uid: this.st.user.id, excluded: true},
 158       response => {
 159         this.games = this.games.concat(response.games.map(g => {
 160           const type = this.classifyObject(g);
 161           const vname = this.getVname(g.vid);
 162           return Object.assign({}, g, {type: type, vname: vname});
 163         }));
 164       }
 165     );
 166     // Also ask for corr challenges (open + sent by/to me)
 167     ajax(
 168       "/challenges",
 169       "GET",
 170       {uid: this.st.user.id},
 171       response => {
 172         // Gather all senders names, and then retrieve full identity:
 173         // (TODO [perf]: some might be online...)
 174         let names = {};
 175         response.challenges.forEach(c => {
 176           if (c.uid != this.st.user.id)
 177             names[c.uid] = ""; //unknwon for now
 178           else if (!!c.target && c.target != this.st.user.id)
 179             names[c.target] = "";
 180         });
 181         const addChallenges = (newChalls) => {
 182           names[this.st.user.id] = this.st.user.name; //in case of
 183           this.challenges = this.challenges.concat(
 184             response.challenges.map(c => {
 185               const from = {name: names[c.uid], id: c.uid}; //or just name
 186               const type = this.classifyObject(c);
 187               const vname = this.getVname(c.vid);
 188               return Object.assign({},
 189                 {
 190                   type: type,
 191                   vname: vname,
 192                   from: from,
 193                   to: (!!c.target ? names[c.target] : ""),
 194                 },
 195                 c);
 196             })
 197           );
 198         };
 199         if (names !== {})
 200         {
 201           ajax("/users",
 202             "GET",
 203             { ids: Object.keys(names).join(",") },
 204             response2 => {
 205               response2.users.forEach(u => {names[u.id] = u.name});
 206               addChallenges();
 207             }
 208           );
 209         }
 210         else
 211           addChallenges();
 212       }
 213     );
 214     // 0.1] Ask server for room composition:
 215     const funcPollClients = () => {
 216       // Same strategy as in Game.vue: send connection
 217       // after we're sure WebSocket is initialized
 218       this.st.conn.send(JSON.stringify({code:"connect"}));
 219       this.st.conn.send(JSON.stringify({code:"pollclients"}));
 220       this.st.conn.send(JSON.stringify({code:"pollgamers"}));
 221     };
 222     if (!!this.st.conn && this.st.conn.readyState == 1) //1 == OPEN state
 223       funcPollClients();
 224     else //socket not ready yet (initial loading)
 225       this.st.conn.onopen = funcPollClients;
 226     this.st.conn.onmessage = this.socketMessageListener;
 227     const socketCloseListener = () => {
 228       store.socketCloseListener(); //reinitialize connexion (in store.js)
 229       this.st.conn.addEventListener('message', this.socketMessageListener);
 230       this.st.conn.addEventListener('close', socketCloseListener);
 231     };
 232     this.st.conn.onclose = socketCloseListener;
 233   },
 234   mounted: function() {
 235     [document.getElementById("infoDiv"),document.getElementById("newgameDiv")]
 236       .forEach(elt => elt.addEventListener("click", processModalClick));
 237     document.querySelectorAll("#predefinedTimeControls > button").forEach(
 238       (b) => { b.addEventListener("click",
 239         () => { this.newchallenge.timeControl = b.innerHTML; }
 240       )}
 241     );
 242   },
 243   methods: {
 244     // Helpers:
 245     filterChallenges: function(type) {
 246       return this.challenges.filter(c => c.type == type);
 247     },
 248     filterGames: function(type) {
 249       return this.games.filter(g => g.type == type);
 250     },
 251     classifyObject: function(o) { //challenge or game
 252       return (o.timeControl.indexOf('d') === -1 ? "live" : "corr");
 253     },
 254     showGame: function(g) {
 255       // NOTE: we are an observer, since only games I don't play are shown here
 256       // ==> Moves sent by connected remote player(s) if live game
 257       let url = "/game/" + g.id;
 258       if (g.type == "live")
 259         url += "?rid=" + g.rid;
 260       this.$router.push(url);
 261     },
 262     setDisplay: function(letter, type, e) {
 263       this[letter + "display"] = type;
 264       e.target.classList.add("active");
 265       if (!!e.target.previousElementSibling)
 266         e.target.previousElementSibling.classList.remove("active");
 267       else
 268         e.target.nextElementSibling.classList.remove("active");
 269     },
 270     getVname: function(vid) {
 271       const variant = this.st.variants.find(v => v.id == vid);
 272       // this.st.variants might be uninitialized (variant == null)
 273       return (!!variant ? variant.name : "");
 274     },
 275     processChat: function(chat) {
 276       // When received on server, this will trigger a "notifyRoom"
 277       this.st.conn.send(JSON.stringify({code:"newchat", chat: chat}));
 278     },
 279     sendSomethingTo: function(to, code, obj, warnDisconnected) {
 280       const doSend = (code, obj, sid) => {
 281         this.st.conn.send(JSON.stringify(Object.assign(
 282           {code: code},
 283           obj,
 284           {target: sid}
 285         )));
 286       };
 287       if (!to || (!to.sid && !to.name))
 288       {
 289         // Open challenge: send to all connected players (me excepted)
 290         Object.keys(this.people).forEach(sid => {
 291           if (sid != this.st.user.sid)
 292             doSend(code, obj, sid);
 293         });
 294       }
 295       else
 296       {
 297         let targetSid = "";
 298         if (!!to.sid)
 299           targetSid = to.sid;
 300         else
 301         {
 302           if (to.name == this.st.user.name)
 303             return alert(this.st.tr["Cannot challenge self"]);
 304           // Challenge with targeted players
 305           targetSid =
 306             Object.keys(this.people).find(sid => this.people[sid].name == to.name);
 307           if (!targetSid)
 308           {
 309             if (!!warnDisconnected)
 310               alert(this.st.tr["Warning: target is not connected"]);
 311             return false;
 312           }
 313         }
 314         doSend(code, obj, targetSid);
 315       }
 316       return true;
 317     },
 318     // Messaging center:
 319     socketMessageListener: function(msg) {
 320       const data = JSON.parse(msg.data);
 321       switch (data.code)
 322       {
 323         case "duplicate":
 324           alert(this.st.tr["Warning: multi-tabs not supported"]);
 325           break;
 326         // 0.2] Receive clients list (just socket IDs)
 327         case "pollclients":
 328           data.sockIds.forEach(sid => {
 329             this.$set(this.people, sid, {id:0, name:""});
 330             // Ask identity and challenges
 331             this.st.conn.send(JSON.stringify({code:"askidentity", target:sid}));
 332             this.st.conn.send(JSON.stringify({code:"askchallenge", target:sid}));
 333           });
 334           break;
 335         case "pollgamers":
 336           // NOTE: we could make a difference between people in hall
 337           // and gamers, but is it necessary?
 338           data.sockIds.forEach(sid => {
 339             this.$set(this.people, sid, {id:0, name:"", gamer:true});
 340             this.st.conn.send(JSON.stringify({code:"askidentity", target:sid}));
 341           });
 342           // Also ask current games to all playing peers (TODO: some design issue)
 343           this.st.conn.send(JSON.stringify({code:"askgames"}));
 344           break;
 345         case "askidentity":
 346         {
 347           // Request for identification: reply if I'm not anonymous
 348           if (this.st.user.id > 0)
 349           {
 350             this.st.conn.send(JSON.stringify({code:"identity",
 351               user: {
 352                 // NOTE: decompose to avoid revealing email
 353                 name: this.st.user.name,
 354                 sid: this.st.user.sid,
 355                 id: this.st.user.id,
 356               },
 357               target:data.from}));
 358           }
 359           break;
 360         }
 361         case "identity":
 362         {
 363           this.$set(this.people, data.user.sid,
 364             {
 365               id: data.user.id,
 366               name: data.user.name,
 367               gamer: this.people[data.user.sid].gamer,
 368             });
 369           break;
 370         }
 371         case "askchallenge":
 372         {
 373           // Send my current live challenge (if any)
 374           const cIdx = this.challenges.findIndex(c =>
 375             c.from.sid == this.st.user.sid && c.type == "live");
 376           if (cIdx >= 0)
 377           {
 378             const c = this.challenges[cIdx];
 379             // TODO: code below requires "c.to" to have given his identity,
 380             // but it can happen that the identity arrives later, which
 381             // prevent him from receiving the challenge.
 382             // ==> Filter later (when receiving challenge)
 383 //            if (!!c.to)
 384 //            {
 385 //              // Only share targeted challenges to the targets:
 386 //              const toSid = Object.keys(this.people).find(k =>
 387 //                this.people[k].name == c.to);
 388 //              if (toSid != data.from)
 389 //                return;
 390 //            }
 391             const myChallenge =
 392             {
 393               // Minimal challenge informations: (from not required)
 394               id: c.id,
 395               to: c.to,
 396               fen: c.fen,
 397               vid: c.vid,
 398               timeControl: c.timeControl,
 399               added: c.added,
 400             };
 401             this.st.conn.send(JSON.stringify({code:"challenge",
 402               chall:myChallenge, target:data.from}));
 403           }
 404           break;
 405         }
 406         case "challenge":
 407         {
 408           // Receive challenge from some player (+sid)
 409           // NOTE about next condition: see "askchallenge" case.
 410           if (!data.chall.to || data.chall.to == this.st.user.name)
 411           {
 412             let newChall = data.chall;
 413             newChall.type = this.classifyObject(data.chall);
 414             newChall.from =
 415               Object.assign({sid:data.from}, this.people[data.from]);
 416             newChall.vname = this.getVname(newChall.vid);
 417             this.challenges.push(newChall);
 418           }
 419           break;
 420         }
 421         case "game":
 422         {
 423           // Receive game from some player (+sid)
 424           // NOTE: it may be correspondance (if newgame while we are connected)
 425           // If duplicate found: select rid (remote ID) at random
 426           let game = this.games.find(g => g.id == data.game.id);
 427           if (!!game)
 428           {
 429             if (Math.random() < 0.5)
 430               game.rid = data.from;
 431           }
 432           else
 433           {
 434             let newGame = data.game;
 435             newGame.type = this.classifyObject(data.game);
 436             newGame.vname = this.getVname(data.game.vid);
 437             newGame.rid = data.from;
 438             if (!data.game.score)
 439               newGame.score = "*";
 440             this.games.push(newGame);
 441           }
 442           break;
 443         }
 444         case "newgame":
 445         {
 446           // New game just started: data contain all information
 447           if (this.classifyObject(data.gameInfo) == "live")
 448             this.startNewGame(data.gameInfo);
 449           else
 450           {
 451             this.infoMessage = "New game started: " +
 452               "<a href='#/game/" + data.gameInfo.id + "'>" +
 453               "#/game/" + data.gameInfo.id + "</a>";
 454             let modalBox = document.getElementById("modalInfo");
 455             modalBox.checked = true;
 456             setTimeout(() => { modalBox.checked = false; }, 3000);
 457           }
 458           break;
 459         }
 460         case "newchat":
 461           this.newChat = data.chat;
 462           break;
 463         case "refusechallenge":
 464         {
 465           ArrayFun.remove(this.challenges, c => c.id == data.cid);
 466           localStorage.removeItem("challenge");
 467           alert(this.st.tr["Challenge declined"]);
 468           break;
 469         }
 470         case "deletechallenge":
 471         {
 472           // NOTE: the challenge may be already removed
 473           ArrayFun.remove(this.challenges, c => c.id == data.cid);
 474           localStorage.removeItem("challenge"); //in case of
 475           break;
 476         }
 477         case "connect":
 478         case "gconnect":
 479           this.$set(this.people, data.from, {name:"", id:0, gamer:data.code[0]=='g'});
 480           this.st.conn.send(JSON.stringify({code:"askidentity", target:data.from}));
 481           if (data.code == "connect")
 482             this.st.conn.send(JSON.stringify({code:"askchallenge", target:data.from}));
 483           else
 484             this.st.conn.send(JSON.stringify({code:"askgame", target:data.from}));
 485           break;
 486         case "disconnect":
 487         case "gdisconnect":
 488           this.$delete(this.people, data.from);
 489           if (data.code == "disconnect")
 490           {
 491             // Also remove all challenges sent by this player:
 492             ArrayFun.remove(this.challenges, c => c.from.sid == data.from);
 493           }
 494           else
 495           {
 496             // And all live games where he plays and no other opponent is online
 497             ArrayFun.remove(this.games, g =>
 498               g.type == "live" && (g.players.every(p => p.sid == data.from
 499                 || !this.people[p.sid])), "all");
 500           }
 501           break;
 502       }
 503     },
 504     // Challenge lifecycle:
 505     tryChallenge: function(sid) {
 506       if (this.people[sid].id == 0)
 507         return; //anonymous players cannot be challenged
 508       // TODO: SID is available, so we could use it instead of searching from name
 509       this.newchallenge.to = this.people[sid].name;
 510       doClick("modalNewgame");
 511     },
 512     challOrWatch: function(sid) {
 513       if (!this.people[sid].gamer)
 514       {
 515         // Available, in Hall
 516         this.tryChallenge(sid);
 517       }
 518       else
 519       {
 520         // Playing, in Game
 521         this.showGame(this.games.find(
 522           g => g.players.some(pl => pl.sid == sid || pl.uid == this.people[sid].id)));
 523       }
 524     },
 525     newChallenge: async function() {
 526       if (this.newchallenge.vid == "")
 527         return alert(this.st.tr["Please select a variant"]);
 528       if (!!this.newchallenge.to && this.newchallenge.to == this.st.user.name)
 529         return alert(this.st.tr["Self-challenge is forbidden"]);
 530       const vname = this.getVname(this.newchallenge.vid);
 531       const vModule = await import("@/variants/" + vname + ".js");
 532       window.V = vModule.VariantRules;
 533       if (!!this.newchallenge.timeControl.match(/^[0-9]+$/))
 534         this.newchallenge.timeControl += "+0"; //assume minutes, no increment
 535       const error = checkChallenge(this.newchallenge);
 536       if (!!error)
 537         return alert(error);
 538       const ctype = this.classifyObject(this.newchallenge);
 539       if (ctype == "corr" && this.st.user.id <= 0)
 540         return alert(this.st.tr["Please log in to play correspondance games"]);
 541       // NOTE: "from" information is not required here
 542       let chall = Object.assign({}, this.newchallenge);
 543       const finishAddChallenge = (cid,warnDisconnected) => {
 544         chall.id = cid || "c" + getRandString();
 545         // Send challenge to peers (if connected)
 546         const isSent = this.sendSomethingTo({name:chall.to}, "challenge",
 547           {chall:chall}, !!warnDisconnected);
 548         if (!isSent)
 549           return;
 550         // Remove old challenge if any (only one at a time of a given type):
 551         const cIdx = this.challenges.findIndex(c =>
 552           (c.from.sid == this.st.user.sid || c.from.id == this.st.user.id) && c.type == ctype);
 553         if (cIdx >= 0)
 554         {
 555           // Delete current challenge (will be replaced now)
 556           this.sendSomethingTo({name:this.challenges[cIdx].to},
 557             "deletechallenge", {cid:this.challenges[cIdx].id});
 558           if (ctype == "corr")
 559           {
 560             ajax(
 561               "/challenges",
 562               "DELETE",
 563               {id: this.challenges[cIdx].id}
 564             );
 565           }
 566           this.challenges.splice(cIdx, 1);
 567         }
 568         // Add new challenge:
 569         chall.added = Date.now();
 570         // NOTE: vname and type are redundant (can be deduced from timeControl + vid)
 571         chall.type = ctype;
 572         chall.vname = vname;
 573         chall.from = { //decompose to avoid revealing email
 574           sid: this.st.user.sid,
 575           id: this.st.user.id,
 576           name: this.st.user.name,
 577         };
 578         this.challenges.push(chall);
 579         if (ctype == "live")
 580           localStorage.setItem("challenge", JSON.stringify(chall));
 581         // Also remember timeControl  + vid for quicker further challenges:
 582         localStorage.setItem("timeControl", chall.timeControl);
 583         localStorage.setItem("vid", chall.vid);
 584         document.getElementById("modalNewgame").checked = false;
 585       };
 586       if (ctype == "live")
 587       {
 588         // Live challenges have a random ID
 589         finishAddChallenge(null, "warnDisconnected");
 590       }
 591       else
 592       {
 593         // Correspondance game: send challenge to server
 594         ajax(
 595           "/challenges",
 596           "POST",
 597           { chall: chall },
 598           response => { finishAddChallenge(response.cid); }
 599         );
 600       }
 601     },
 602     clickChallenge: function(c) {
 603       const myChallenge = (c.from.sid == this.st.user.sid //live
 604         || (this.st.user.id > 0 && c.from.id == this.st.user.id)); //corr
 605       if (!myChallenge)
 606       {
 607         if (c.type == "corr" && this.st.user.id <= 0)
 608           return alert(this.st.tr["Please log in to accept corr challenges"]);
 609         c.accepted = true;
 610         if (!!c.to) //c.to == this.st.user.name (connected)
 611         {
 612           // TODO: if special FEN, show diagram after loading variant
 613           c.accepted = confirm("Accept challenge?");
 614         }
 615         if (c.accepted)
 616         {
 617           c.seat = { //again, avoid c.seat = st.user to not reveal email
 618             sid: this.st.user.sid,
 619             id: this.st.user.id,
 620             name: this.st.user.name,
 621           };
 622           this.launchGame(c);
 623         }
 624         else
 625         {
 626           this.st.conn.send(JSON.stringify({
 627             code: "refusechallenge",
 628             cid: c.id, target: c.from.sid}));
 629         }
 630         this.sendSomethingTo(!!c.to ? {sid:c.from.sid} : null, "deletechallenge", {cid:c.id});
 631       }
 632       else //my challenge
 633       {
 634         if (c.type == "corr")
 635         {
 636           ajax(
 637             "/challenges",
 638             "DELETE",
 639             {id: c.id}
 640           );
 641         }
 642         else //live
 643           localStorage.removeItem("challenge");
 644         this.sendSomethingTo({name:c.to}, "deletechallenge", {cid:c.id});
 645       }
 646       // In all cases, the challenge is consumed:
 647       ArrayFun.remove(this.challenges, ch => ch.id == c.id);
 648     },
 649     // NOTE: when launching game, the challenge is already being deleted
 650     launchGame: async function(c) {
 651       const vModule = await import("@/variants/" + c.vname + ".js");
 652       window.V = vModule.VariantRules;
 653       // These game informations will be sent to other players
 654       const gameInfo =
 655       {
 656         id: getRandString(),
 657         fen: c.fen || V.GenRandInitFen(),
 658         players: shuffle([c.from, c.seat]), //white then black
 659         vid: c.vid,
 660         vname: c.vname, //theoretically vid is enough, but much easier with vname
 661         timeControl: c.timeControl,
 662       };
 663       let oppsid = c.from.sid; //may not be defined if corr + offline opp
 664       if (!oppsid)
 665       {
 666         oppsid = Object.keys(this.people).find(sid =>
 667           this.people[sid].id == c.from.id);
 668       }
 669       const tryNotifyOpponent = () => {
 670         if (!!oppsid) //opponent is online
 671         {
 672           this.st.conn.send(JSON.stringify({code:"newgame",
 673             gameInfo:gameInfo, target:oppsid, cid:c.id}));
 674         }
 675       };
 676       if (c.type == "live")
 677       {
 678         // NOTE: in this case we are sure opponent is online
 679         tryNotifyOpponent();
 680         this.startNewGame(gameInfo);
 681       }
 682       else //corr: game only on server
 683       {
 684         ajax(
 685           "/games",
 686           "POST",
 687           {gameInfo: gameInfo, cid: c.id}, //cid useful to delete challenge
 688           response => {
 689             gameInfo.id = response.gameId;
 690             tryNotifyOpponent();
 691             this.$router.push("/game/" + response.gameId);
 692           }
 693         );
 694       }
 695       // Send game info to everyone except opponent (and me)
 696       Object.keys(this.people).forEach(sid => {
 697         if (![this.st.user.sid,oppsid].includes(sid))
 698         {
 699           this.st.conn.send(JSON.stringify({code:"game",
 700             game: { //minimal game info:
 701               id: gameInfo.id,
 702               players: gameInfo.players,
 703               vid: gameInfo.vid,
 704               timeControl: gameInfo.timeControl,
 705             },
 706             target: sid}));
 707         }
 708       });
 709     },
 710     // NOTE: for live games only (corr games start on the server)
 711     startNewGame: function(gameInfo) {
 712       const game = Object.assign({}, gameInfo, {
 713         // (other) Game infos: constant
 714         fenStart: gameInfo.fen,
 715         added: Date.now(),
 716         // Game state (including FEN): will be updated
 717         moves: [],
 718         clocks: [-1, -1], //-1 = unstarted
 719         initime: [0, 0], //initialized later
 720         score: "*",
 721       });
 722       GameStorage.add(game);
 723       if (this.st.settings.sound >= 1)
 724         new Audio("/sounds/newgame.mp3").play().catch(err => {});
 725       this.$router.push("/game/" + gameInfo.id);
 726     },
 727   },
 728 };
 729 </script>
 730
 731 <style lang="sass" scoped>
 732 .active
 733   color: #42a983
 734 #newGame
 735   display: block
 736   margin: 10px auto 5px auto
 737 #people
 738   width: 100%
 739 #players
 740   width: 50%
 741   position: relative
 742   float: left
 743 #chat
 744   width: 50%
 745   float: left
 746   position: relative
 747 @media screen and (max-width: 767px)
 748   #players, #chats
 749     width: 100%
 750 #chat > .card
 751   max-width: 100%
 752   margin: 0;
 753   border: none;
 754 #players > p
 755   margin-left: 5px
 756 .anonymous
 757   font-style: italic
 758 button.player-action
 759   margin-left: 32px
 760 </style>