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")
   5     .card.text-center
   6       label.modal-close(for="modalInfo")
   7       p(v-html="infoMessage")
   8   input#modalNewgame.modal(type="checkbox")
   9   div#newgameDiv(role="dialog" data-checkbox="modalNewgame")
  10     .card
  11       label#closeNewgame.modal-close(for="modalNewgame")
  12       form(@submit.prevent="newChallenge()" @keyup.enter="newChallenge()")
  13         fieldset
  14           label(for="selectVariant") {{ st.tr["Variant"] }} *
  15           select#selectVariant(v-model="newchallenge.vid")
  16             option(v-for="v in st.variants" :value="v.id"
  17                 :selected="newchallenge.vid==v.id")
  18               | {{ v.name }}
  19         fieldset
  20           label(for="cadence") {{ st.tr["Cadence"] }} *
  21           div#predefinedCadences
  22             button 3+2
  23             button 5+3
  24             button 15+5
  25           input#cadence(type="text" v-model="newchallenge.cadence"
  26             placeholder="5+0, 1h+30s, 7d+1d ...")
  27         fieldset(v-if="st.user.id > 0")
  28           label(for="selectPlayers") {{ st.tr["Play with?"] }}
  29           input#selectPlayers(type="text" v-model="newchallenge.to")
  30         fieldset(v-if="st.user.id > 0 && newchallenge.to.length > 0")
  31           label(for="inputFen") FEN
  32           input#inputFen(type="text" v-model="newchallenge.fen")
  33       button(@click="newChallenge()") {{ st.tr["Send challenge"] }}
  34   input#modalPeople.modal(type="checkbox" @click="resetChatColor()")
  35   div#peopleWrap(role="dialog" data-checkbox="modalPeople")
  36     .card
  37       label.modal-close(for="modalPeople")
  38       #people
  39         #players
  40           p(v-for="sid in Object.keys(people)" v-if="!!people[sid].name")
  41             span {{ people[sid].name }}
  42             button.player-action(v-if="sid!=st.user.sid || isGamer(sid)" @click="challOrWatch(sid)")
  43               | {{ getActionLabel(sid) }}
  44           p.anonymous @nonymous ({{ anonymousCount }})
  45         #chat
  46           Chat(:newChat="newChat" @mychat="processChat" :pastChats="[]")
  47         .clearer
  48   .row
  49     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
  50       .button-group
  51         button#peopleBtn(onClick="doClick('modalPeople')") {{ st.tr["Social"] }}
  52         button(onClick="doClick('modalNewgame')") {{ st.tr["New game"] }}
  53   .row
  54     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
  55       div
  56         .button-group
  57           button#btnClive(@click="setDisplay('c','live',$event)" class="active")
  58             | {{ st.tr["Live challenges"] }}
  59           button#btnCcorr(@click="setDisplay('c','corr',$event)")
  60             | {{ st.tr["Correspondance challenges"] }}
  61         ChallengeList(v-show="cdisplay=='live'"
  62           :challenges="filterChallenges('live')" @click-challenge="clickChallenge")
  63         ChallengeList(v-show="cdisplay=='corr'"
  64           :challenges="filterChallenges('corr')" @click-challenge="clickChallenge")
  65       div
  66         .button-group
  67           button#btnGlive(@click="setDisplay('g','live',$event)" class="active")
  68             | {{ st.tr["Live games"] }}
  69           button#btnGcorr(@click="setDisplay('g','corr',$event)")
  70             | {{ st.tr["Correspondance games"] }}
  71         GameList(v-show="gdisplay=='live'" :games="filterGames('live')"
  72           :showBoth="true" @show-game="showGame")
  73         GameList(v-show="gdisplay=='corr'" :games="filterGames('corr')"
  74           :showBoth="true" @show-game="showGame")
  75 </template>
  76
  77 <script>
  78 import { store } from "@/store";
  79 import { checkChallenge } from "@/data/challengeCheck";
  80 import { ArrayFun } from "@/utils/array";
  81 import { ajax } from "@/utils/ajax";
  82 import params from "@/parameters";
  83 import { getRandString, shuffle } from "@/utils/alea";
  84 import Chat from "@/components/Chat.vue";
  85 import GameList from "@/components/GameList.vue";
  86 import ChallengeList from "@/components/ChallengeList.vue";
  87 import { GameStorage } from "@/utils/gameStorage";
  88 import { processModalClick } from "@/utils/modalClick";
  89 export default {
  90   name: "my-hall",
  91   components: {
  92     Chat,
  93     GameList,
  94     ChallengeList,
  95   },
  96   data: function () {
  97     return {
  98       st: store.state,
  99       cdisplay: "live", //or corr
 100       gdisplay: "live",
 101       games: [],
 102       challenges: [],
 103       people: {},
 104       infoMessage: "",
 105       newchallenge: {
 106         fen: "",
 107         vid: localStorage.getItem("vid") || "",
 108         to: "", //name of challenged player (if any)
 109         cadence: localStorage.getItem("cadence") || "",
 110       },
 111       newChat: "",
 112       conn: null,
 113       connexionString: "",
 114       // Related to (killing of) self multi-connects:
 115       newConnect: {},
 116       killed: {},
 117     };
 118   },
 119   watch: {
 120     // st.variants changes only once, at loading from [] to [...]
 121     "st.variants": function(variantArray) {
 122       // Set potential challenges and games variant names:
 123       this.challenges.concat(this.games).forEach(o => {
 124         if (o.vname == "")
 125           o.vname = this.getVname(o.vid);
 126       });
 127     },
 128   },
 129   computed: {
 130     anonymousCount: function() {
 131       let count = 0;
 132       Object.values(this.people).forEach(p => { count += (!p.name ? 1 : 0); });
 133       return count;
 134     },
 135   },
 136   created: function() {
 137     const my = this.st.user;
 138     this.$set(this.people, my.sid, {id:my.id, name:my.name, pages:["/"]});
 139     // Ask server for current corr games (all but mines)
 140     ajax(
 141       "/games",
 142       "GET",
 143       {uid: this.st.user.id, excluded: true},
 144       response => {
 145         // Show corr tab with timeout, to let enough time for (socket) polling
 146         setTimeout(
 147           () => {
 148             if (response.games.length > 0 &&
 149               this.games.length == response.games.length)
 150             {
 151               this.setDisplay('g', "corr");
 152             }
 153           },
 154           1000
 155         );
 156         this.games = this.games.concat(response.games.map(g => {
 157           const type = this.classifyObject(g);
 158           const vname = this.getVname(g.vid);
 159           return Object.assign({}, g, {type: type, vname: vname});
 160         }));
 161       }
 162     );
 163     // Also ask for corr challenges (open + sent by/to me)
 164     ajax(
 165       "/challenges",
 166       "GET",
 167       {uid: this.st.user.id},
 168       response => {
 169         setTimeout(
 170           () => {
 171             if (response.challenges.length > 0 &&
 172               this.challenges.length == response.challenges.length)
 173             {
 174               this.setDisplay('c', "corr");
 175             }
 176           },
 177           1000
 178         );
 179         // Gather all senders names, and then retrieve full identity:
 180         // (TODO [perf]: some might be online...)
 181         let names = {};
 182         response.challenges.forEach(c => {
 183           if (c.uid != this.st.user.id)
 184             names[c.uid] = ""; //unknwon for now
 185           else if (!!c.target && c.target != this.st.user.id)
 186             names[c.target] = "";
 187         });
 188         const addChallenges = (newChalls) => {
 189           names[this.st.user.id] = this.st.user.name; //in case of
 190           this.challenges = this.challenges.concat(
 191             response.challenges.map(c => {
 192               const from = {name: names[c.uid], id: c.uid}; //or just name
 193               const type = this.classifyObject(c);
 194               const vname = this.getVname(c.vid);
 195               return Object.assign({},
 196                 {
 197                   type: type,
 198                   vname: vname,
 199                   from: from,
 200                   to: (!!c.target ? names[c.target] : ""),
 201                 },
 202                 c);
 203             })
 204           );
 205         };
 206         if (Object.keys(names).length > 0)
 207         {
 208           ajax("/users",
 209             "GET",
 210             { ids: Object.keys(names).join(",") },
 211             response2 => {
 212               response2.users.forEach(u => {names[u.id] = u.name});
 213               addChallenges();
 214             }
 215           );
 216         }
 217         else
 218           addChallenges();
 219       }
 220     );
 221     const connectAndPoll = () => {
 222       this.send("connect");
 223       this.send("pollclientsandgamers");
 224     };
 225     // Initialize connection
 226     this.connexionString = params.socketUrl +
 227       "/?sid=" + this.st.user.sid +
 228       "&tmpId=" + getRandString() +
 229       "&page=" + encodeURIComponent(this.$route.path);
 230     this.conn = new WebSocket(this.connexionString);
 231     this.conn.onopen = connectAndPoll;
 232     this.conn.onmessage = this.socketMessageListener;
 233     this.conn.onclose = this.socketCloseListener;
 234   },
 235   mounted: function() {
 236     ["peopleWrap","infoDiv","newgameDiv"].forEach(eltName => {
 237       let elt = document.getElementById(eltName);
 238       elt.addEventListener("click", processModalClick);
 239     });
 240     document.querySelectorAll("#predefinedCadences > button").forEach(
 241       (b) => { b.addEventListener("click",
 242         () => { this.newchallenge.cadence = b.innerHTML; }
 243       )}
 244     );
 245   },
 246   beforeDestroy: function() {
 247     this.send("disconnect");
 248   },
 249   methods: {
 250     // Helpers:
 251     send: function(code, obj) {
 252       if (!!this.conn)
 253       {
 254         this.conn.send(JSON.stringify(
 255           Object.assign(
 256             {code: code},
 257             obj,
 258           )
 259         ));
 260       }
 261     },
 262     getVname: function(vid) {
 263       const variant = this.st.variants.find(v => v.id == vid);
 264       // this.st.variants might be uninitialized (variant == null)
 265       return (!!variant ? variant.name : "");
 266     },
 267     filterChallenges: function(type) {
 268       return this.challenges.filter(c => c.type == type);
 269     },
 270     filterGames: function(type) {
 271       return this.games.filter(g => g.type == type);
 272     },
 273     classifyObject: function(o) { //challenge or game
 274       return (o.cadence.indexOf('d') === -1 ? "live" : "corr");
 275     },
 276     setDisplay: function(letter, type, e) {
 277       this[letter + "display"] = type;
 278       let elt = !!e
 279         ? e.target
 280         : document.getElementById("btn" + letter.toUpperCase() + type);
 281       // WARNING: this method is called at created in a setTimeout:
 282       // => the page could have changed and element no longer defined.
 283       if (!elt)
 284         return;
 285       elt.classList.add("active");
 286       if (!!elt.previousElementSibling)
 287         elt.previousElementSibling.classList.remove("active");
 288       else
 289         elt.nextElementSibling.classList.remove("active");
 290     },
 291     isGamer: function(sid) {
 292       return this.people[sid].pages.some(p => p.indexOf("/game/") >= 0);
 293     },
 294     getActionLabel: function(sid) {
 295       return this.people[sid].pages.some(p => p == "/")
 296         ? "Challenge"
 297         : "Observe";
 298     },
 299     challOrWatch: function(sid) {
 300       if (this.people[sid].pages.some(p => p == "/"))
 301       {
 302         // Available, in Hall
 303         this.newchallenge.to = this.people[sid].name;
 304         document.getElementById("modalPeople").checked = false;
 305         doClick("modalNewgame");
 306       }
 307       else
 308       {
 309         // In some game, maybe playing maybe not: show a random one
 310         let gids = [];
 311         this.people[sid].pages.forEach(p => {
 312           const matchGid = p.match(/[a-zA-Z0-9]+$/);
 313           if (!!matchGid)
 314             gids.push(matchGid[0]);
 315         });
 316         const gid = gids[Math.floor(Math.random() * gids.length)];
 317         this.showGame(this.games.find(g => g.id == gid));
 318       }
 319     },
 320     showGame: function(g) {
 321       // NOTE: we are an observer, since only games I don't play are shown here
 322       // ==> Moves sent by connected remote player(s) if live game
 323       let url = "/game/" + g.id;
 324       if (g.type == "live")
 325         url += "?rid=" + g.rids[Math.floor(Math.random() * g.rids.length)];
 326       this.$router.push(url);
 327     },
 328     resetChatColor: function() {
 329       // TODO: this is called twice, once on opening an once on closing
 330       document.getElementById("peopleBtn").style.backgroundColor = "#e2e2e2";
 331     },
 332     processChat: function(chat) {
 333       this.send("newchat", {data:chat});
 334     },
 335     // Messaging center:
 336     socketMessageListener: function(msg) {
 337       if (!this.conn)
 338         return;
 339       const data = JSON.parse(msg.data);
 340       switch (data.code)
 341       {
 342         case "pollclientsandgamers":
 343         {
 344           // Since people can be both in Hall and Game,
 345           // need to track "askIdentity" requests:
 346           let identityAsked = {};
 347           data.sockIds.forEach(s => {
 348             const page = s.page || "/";
 349             if (s.sid != this.st.user.sid && !identityAsked[s.sid])
 350             {
 351               identityAsked[s.sid] = true;
 352               this.send("askidentity", {target:s.sid, page:page});
 353             }
 354             if (!this.people[s.sid])
 355               this.$set(this.people, s.sid, {id:0, name:"", pages:[page]});
 356             else if (this.people[s.sid].pages.indexOf(page) < 0)
 357               this.people[s.sid].pages.push(page);
 358             if (!s.page) //peer is in Hall
 359               this.send("askchallenge", {target:s.sid});
 360             else //peer is in Game
 361               this.send("askgame", {target:s.sid, page:page});
 362           });
 363           break;
 364         }
 365         case "connect":
 366         case "gconnect":
 367         {
 368           const page = data.page || "/";
 369           // NOTE: player could have been polled earlier, but might have logged in then
 370           // So it's a good idea to ask identity if he was anonymous.
 371           // But only ask game / challenge if currently disconnected.
 372           if (!this.people[data.from])
 373           {
 374             this.$set(this.people, data.from, {name:"", id:0, pages:[page]});
 375             if (data.code == "connect")
 376               this.send("askchallenge", {target:data.from});
 377             else
 378               this.send("askgame", {target:data.from, page:page});
 379           }
 380           else
 381           {
 382             // append page if not already in list
 383             if (this.people[data.from].pages.indexOf(page) < 0)
 384               this.people[data.from].pages.push(page);
 385           }
 386           if (this.people[data.from].id == 0)
 387           {
 388             this.newConnect[data.from] = true; //for self multi-connects tests
 389             this.send("askidentity", {target:data.from, page:page});
 390           }
 391           break;
 392         }
 393         case "disconnect":
 394         case "gdisconnect":
 395           // If the user reloads the page twice very quickly (experienced with Firefox),
 396           // the first reload won't have time to connect but will trigger a "close" event anyway.
 397           // ==> Next check is required.
 398           if (!this.people[data.from])
 399             return;
 400           // Disconnect means no more tmpIds:
 401           if (data.code == "disconnect")
 402           {
 403             // Remove the live challenge sent by this player:
 404             ArrayFun.remove(this.challenges, c => c.from.sid == data.from);
 405           }
 406           else
 407           {
 408             // Remove the matching live game if now unreachable
 409             const gid = data.page.match(/[a-zA-Z0-9]+$/)[0];
 410             const gidx = this.games.findIndex(g => g.id == gid);
 411             if (gidx >= 0)
 412             {
 413               const game = this.games[gidx];
 414               if (game.type == "live" &&
 415                 game.rids.length == 1 && game.rids[0] == data.from)
 416               {
 417                 this.games.splice(gidx, 1);
 418               }
 419             }
 420           }
 421           const page = data.page || "/";
 422           ArrayFun.remove(this.people[data.from].pages, p => p == page);
 423           if (this.people[data.from].pages.length == 0)
 424             this.$delete(this.people, data.from);
 425           break;
 426         case "killed":
 427           // I logged in elsewhere:
 428           alert(this.st.tr["New connexion detected: tab now offline"]);
 429           // TODO: this fails. See https://github.com/websockets/ws/issues/489
 430           //this.conn.removeEventListener("message", this.socketMessageListener);
 431           //this.conn.removeEventListener("close", this.socketCloseListener);
 432           //this.conn.close();
 433           this.conn = null;
 434           break;
 435         case "askidentity":
 436         {
 437           // Request for identification (TODO: anonymous shouldn't need to reply)
 438           const me = {
 439             // Decompose to avoid revealing email
 440             name: this.st.user.name,
 441             sid: this.st.user.sid,
 442             id: this.st.user.id,
 443           };
 444           this.send("identity", {data:me, target:data.from});
 445           break;
 446         }
 447         case "identity":
 448         {
 449           const user = data.data;
 450           if (!!user.name) //otherwise anonymous
 451           {
 452             // If I multi-connect, kill current connexion if no mark (I'm older)
 453             if (this.newConnect[user.sid] && user.id > 0
 454               && user.id == this.st.user.id && user.sid != this.st.user.sid)
 455             {
 456               if (!this.killed[this.st.user.sid])
 457               {
 458                 this.send("killme", {sid:this.st.user.sid});
 459                 this.killed[this.st.user.sid] = true;
 460               }
 461             }
 462             if (user.sid != this.st.user.sid) //I already know my identity...
 463             {
 464               this.$set(this.people, user.sid,
 465                 {
 466                   id: user.id,
 467                   name: user.name,
 468                   pages: this.people[user.sid].pages,
 469                 });
 470             }
 471           }
 472           delete this.newConnect[user.sid];
 473           break;
 474         }
 475         case "askchallenge":
 476         {
 477           // Send my current live challenge (if any)
 478           const cIdx = this.challenges.findIndex(c =>
 479             c.from.sid == this.st.user.sid && c.type == "live");
 480           if (cIdx >= 0)
 481           {
 482             const c = this.challenges[cIdx];
 483             // NOTE: in principle, should only send targeted challenge to the target.
 484             // But we may not know yet the identity of the target (just name),
 485             // so cannot decide if data.from is the target or not.
 486             const myChallenge =
 487             {
 488               id: c.id,
 489               from: this.st.user.sid,
 490               to: c.to,
 491               fen: c.fen,
 492               vid: c.vid,
 493               cadence: c.cadence,
 494               added: c.added,
 495             };
 496             this.send("challenge", {data:myChallenge, target:data.from});
 497           }
 498           break;
 499         }
 500         case "challenge": //after "askchallenge"
 501         case "newchallenge":
 502         {
 503           // NOTE about next condition: see "askchallenge" case.
 504           const chall = data.data;
 505           if (!chall.to || (this.people[chall.from].id > 0 &&
 506             (chall.from == this.st.user.sid || chall.to == this.st.user.name)))
 507           {
 508             let newChall = Object.assign({}, chall);
 509             newChall.type = this.classifyObject(chall);
 510             newChall.added = Date.now();
 511             let fromValues = Object.assign({}, this.people[chall.from]);
 512             delete fromValues["pages"]; //irrelevant in this context
 513             newChall.from = Object.assign({sid:chall.from}, fromValues);
 514             newChall.vname = this.getVname(newChall.vid);
 515             this.challenges.push(newChall);
 516             // Adjust visual:
 517             if (newChall.type == "live" && this.cdisplay == "corr" && !this.challenges.some(c => c.type == "corr"))
 518               this.setDisplay('c', "live");
 519             else if (newChall.type == "corr" && this.cdisplay == "live" && !this.challenges.some(c => c.type == "live"))
 520               this.setDisplay('c', "corr");
 521           }
 522           break;
 523         }
 524         case "refusechallenge":
 525         {
 526           const cid = data.data;
 527           ArrayFun.remove(this.challenges, c => c.id == cid);
 528           alert(this.st.tr["Challenge declined"]);
 529           break;
 530         }
 531         case "deletechallenge":
 532         {
 533           // NOTE: the challenge may be already removed
 534           const cid = data.data;
 535           ArrayFun.remove(this.challenges, c => c.id == cid);
 536           break;
 537         }
 538         case "game": //individual request
 539         case "newgame":
 540         {
 541           // NOTE: it may be live or correspondance
 542           const game = data.data;
 543           let locGame = this.games.find(g => g.id == game.id);
 544           if (!locGame)
 545           {
 546             let newGame = game;
 547             newGame.type = this.classifyObject(game);
 548             newGame.vname = this.getVname(game.vid);
 549             if (!game.score) //if new game from Hall
 550               newGame.score = "*";
 551             newGame.rids = [game.rid];
 552             delete newGame["rid"];
 553             this.games.push(newGame);
 554             // Adjust visual:
 555             if (newGame.type == "live" && this.gdisplay == "corr" && !this.games.some(g => g.type == "corr"))
 556               this.setDisplay('g', "live");
 557             else if (newGame.type == "live" && this.gdisplay == "live" && !this.games.some(g => g.type == "live"))
 558               this.setDisplay('g', "corr");
 559           }
 560           else
 561           {
 562             // Append rid (if not already in list)
 563             if (!locGame.rids.includes(game.rid))
 564               locGame.rids.push(game.rid);
 565           }
 566           break;
 567         }
 568         case "result":
 569         {
 570           let g = this.games.find(g => g.id == data.gid);
 571           if (!!g)
 572             g.score = data.score;
 573           break;
 574         }
 575         case "startgame":
 576         {
 577           // New game just started: data contain all information
 578           const gameInfo = data.data;
 579           if (this.classifyObject(gameInfo) == "live")
 580             this.startNewGame(gameInfo);
 581           else
 582           {
 583             this.infoMessage = this.st.tr["New correspondance game:"] +
 584               " <a href='#/game/" + gameInfo.id + "'>" +
 585               "#/game/" + gameInfo.id + "</a>";
 586             let modalBox = document.getElementById("modalInfo");
 587             modalBox.checked = true;
 588           }
 589           break;
 590         }
 591         case "newchat":
 592           this.newChat = data.data;
 593           if (!document.getElementById("modalPeople").checked)
 594             document.getElementById("peopleBtn").style.backgroundColor = "#c5fefe";
 595           break;
 596       }
 597     },
 598     socketCloseListener: function() {
 599       if (!this.conn)
 600         return;
 601       this.conn = new WebSocket(this.connexionString);
 602       this.conn.addEventListener("message", this.socketMessageListener);
 603       this.conn.addEventListener("close", this.socketCloseListener);
 604     },
 605     // Challenge lifecycle:
 606     newChallenge: async function() {
 607       if (this.newchallenge.vid == "")
 608         return alert(this.st.tr["Please select a variant"]);
 609       if (!!this.newchallenge.to && this.newchallenge.to == this.st.user.name)
 610         return alert(this.st.tr["Self-challenge is forbidden"]);
 611       const vname = this.getVname(this.newchallenge.vid);
 612       const vModule = await import("@/variants/" + vname + ".js");
 613       window.V = vModule.VariantRules;
 614       if (!!this.newchallenge.cadence.match(/^[0-9]+$/))
 615         this.newchallenge.cadence += "+0"; //assume minutes, no increment
 616       const error = checkChallenge(this.newchallenge);
 617       if (!!error)
 618         return alert(error);
 619       const ctype = this.classifyObject(this.newchallenge);
 620       if (ctype == "corr" && this.st.user.id <= 0)
 621         return alert(this.st.tr["Please log in to play correspondance games"]);
 622       // NOTE: "from" information is not required here
 623       let chall = Object.assign({}, this.newchallenge);
 624       const finishAddChallenge = (cid) => {
 625         chall.id = cid || "c" + getRandString();
 626         // Remove old challenge if any (only one at a time of a given type):
 627         const cIdx = this.challenges.findIndex(c =>
 628           (c.from.sid == this.st.user.sid || c.from.id == this.st.user.id) && c.type == ctype);
 629         if (cIdx >= 0)
 630         {
 631           // Delete current challenge (will be replaced now)
 632           this.send("deletechallenge", {data:this.challenges[cIdx].id});
 633           if (ctype == "corr")
 634           {
 635             ajax(
 636               "/challenges",
 637               "DELETE",
 638               {id: this.challenges[cIdx].id}
 639             );
 640           }
 641           this.challenges.splice(cIdx, 1);
 642         }
 643         this.send("newchallenge", {data:Object.assign({from:this.st.user.sid}, chall)});
 644         // Add new challenge:
 645         chall.from = { //decompose to avoid revealing email
 646           sid: this.st.user.sid,
 647           id: this.st.user.id,
 648           name: this.st.user.name,
 649         };
 650         chall.added = Date.now();
 651         // NOTE: vname and type are redundant (can be deduced from cadence + vid)
 652         chall.type = ctype;
 653         chall.vname = vname;
 654         this.challenges.push(chall);
 655         // Remember cadence  + vid for quicker further challenges:
 656         localStorage.setItem("cadence", chall.cadence);
 657         localStorage.setItem("vid", chall.vid);
 658         document.getElementById("modalNewgame").checked = false;
 659       };
 660       if (ctype == "live")
 661       {
 662         // Live challenges have a random ID
 663         finishAddChallenge(null);
 664       }
 665       else
 666       {
 667         // Correspondance game: send challenge to server
 668         ajax(
 669           "/challenges",
 670           "POST",
 671           { chall: chall },
 672           response => { finishAddChallenge(response.cid); }
 673         );
 674       }
 675     },
 676     clickChallenge: function(c) {
 677       const myChallenge = (c.from.sid == this.st.user.sid //live
 678         || (this.st.user.id > 0 && c.from.id == this.st.user.id)); //corr
 679       if (!myChallenge)
 680       {
 681         if (c.type == "corr" && this.st.user.id <= 0)
 682           return alert(this.st.tr["Please log in to accept corr challenges"]);
 683         c.accepted = true;
 684         if (!!c.to) //c.to == this.st.user.name (connected)
 685         {
 686           // TODO: if special FEN, show diagram after loading variant
 687           c.accepted = confirm("Accept challenge?");
 688         }
 689         if (c.accepted)
 690         {
 691           c.seat = { //again, avoid c.seat = st.user to not reveal email
 692             sid: this.st.user.sid,
 693             id: this.st.user.id,
 694             name: this.st.user.name,
 695           };
 696           this.launchGame(c);
 697         }
 698         else
 699         {
 700           this.send("refusechallenge", {data:c.id, target:c.from.sid});
 701         }
 702         this.send("deletechallenge", {data:c.id});
 703       }
 704       else //my challenge
 705       {
 706         if (c.type == "corr")
 707         {
 708           ajax(
 709             "/challenges",
 710             "DELETE",
 711             {id: c.id}
 712           );
 713         }
 714         this.send("deletechallenge", {data:c.id});
 715       }
 716       // In all cases, the challenge is consumed:
 717       ArrayFun.remove(this.challenges, ch => ch.id == c.id);
 718     },
 719     // NOTE: when launching game, the challenge is already being deleted
 720     launchGame: async function(c) {
 721       const vModule = await import("@/variants/" + c.vname + ".js");
 722       window.V = vModule.VariantRules;
 723       // These game informations will be shared
 724       let gameInfo =
 725       {
 726         id: getRandString(),
 727         fen: c.fen || V.GenRandInitFen(),
 728         players: shuffle([c.from, c.seat]), //white then black
 729         vid: c.vid,
 730         cadence: c.cadence,
 731       };
 732       let oppsid = c.from.sid; //may not be defined if corr + offline opp
 733       if (!oppsid)
 734       {
 735         oppsid = Object.keys(this.people).find(sid =>
 736           this.people[sid].id == c.from.id);
 737       }
 738       const notifyNewgame = () => {
 739         if (!!oppsid) //opponent is online
 740           this.send("startgame", {data:gameInfo, target:oppsid});
 741         // Send game info (only if live) to everyone except me in this tab
 742         this.send("newgame", {data:gameInfo});
 743       };
 744       if (c.type == "live")
 745       {
 746         notifyNewgame();
 747         this.startNewGame(gameInfo);
 748       }
 749       else //corr: game only on server
 750       {
 751         ajax(
 752           "/games",
 753           "POST",
 754           {gameInfo: gameInfo, cid: c.id}, //cid useful to delete challenge
 755           response => {
 756             gameInfo.id = response.gameId;
 757             notifyNewgame();
 758             this.$router.push("/game/" + response.gameId);
 759           }
 760         );
 761       }
 762     },
 763     // NOTE: for live games only (corr games start on the server)
 764     startNewGame: function(gameInfo) {
 765       const game = Object.assign({}, gameInfo, {
 766         // (other) Game infos: constant
 767         fenStart: gameInfo.fen,
 768         vname: this.getVname(gameInfo.vid),
 769         created: Date.now(),
 770         // Game state (including FEN): will be updated
 771         moves: [],
 772         clocks: [-1, -1], //-1 = unstarted
 773         initime: [0, 0], //initialized later
 774         score: "*",
 775       });
 776       GameStorage.add(game);
 777       if (this.st.settings.sound >= 1)
 778         new Audio("/sounds/newgame.mp3").play().catch(err => {});
 779       this.$router.push("/game/" + gameInfo.id);
 780     },
 781   },
 782 };
 783 </script>
 784
 785 <style lang="sass" scoped>
 786 .active
 787   color: #42a983
 788
 789 #infoDiv > .card
 790   padding: 15px 0
 791   max-width: 430px
 792
 793 #newgameDiv > .card
 794   max-width: 767px
 795   max-height: 100%
 796
 797 div#peopleWrap > .card
 798   max-height: 100%
 799
 800 @media screen and (min-width: 1281px)
 801   div#peopleWrap > .card
 802     max-width: 66.67%
 803
 804 @media screen and (max-width: 1280px)
 805   div#peopleWrap > .card
 806     max-width: 83.33%
 807
 808 @media screen and (max-width: 767px)
 809   div#peopleWrap > .card
 810     max-width: 100%
 811
 812 #players
 813   width: 50%
 814   position: relative
 815   float: left
 816 #chat
 817   width: 50%
 818   float: left
 819   position: relative
 820 @media screen and (max-width: 767px)
 821   #players, #chats
 822     width: 100%
 823 #chat > .card
 824   max-width: 100%
 825   margin: 0;
 826   border: none;
 827 #players > p
 828   margin-left: 5px
 829 .anonymous
 830   font-style: italic
 831 button.player-action
 832   margin-left: 32px
 833 </style>