client/src/views/Game.vue

   1 <template lang="pug">
   2 main
   3   input#modalChat.modal(type="checkbox" @click="resetChatColor()")
   4   div#chatWrap(role="dialog" data-checkbox="modalChat")
   5     #chat.card
   6       label.modal-close(for="modalChat")
   7       #participants
   8         span {{ Object.keys(people).length + " " + st.tr["participant(s):"] }}
   9         span(v-for="p in Object.values(people)" v-if="!!p.name")
  10           | {{ p.name }}
  11         span.anonymous(v-if="Object.values(people).some(p => !p.name)")
  12           | + @nonymous
  13       Chat(:players="game.players" :pastChats="game.chats"
  14         :newChat="newChat" @mychat="processChat")
  15   .row
  16     #aboveBoard.col-sm-12.col-md-9.col-md-offset-3.col-lg-10.col-lg-offset-2
  17       span.variant-cadence {{ game.cadence }}
  18       span.variant-name {{ game.vname }}
  19       button#chatBtn(onClick="doClick('modalChat')") Chat
  20       #actions(v-if="game.score=='*'")
  21         button(@click="clickDraw()" :class="{['draw-' + drawOffer]: true}")
  22           | {{ st.tr["Draw"] }}
  23         button(v-if="!!game.mycolor" @click="abortGame()") {{ st.tr["Abort"] }}
  24         button(v-if="!!game.mycolor" @click="resign()") {{ st.tr["Resign"] }}
  25       #playersInfo
  26         p
  27           span.name(:class="{connected: isConnected(0)}")
  28             | {{ game.players[0].name || "@nonymous" }}
  29           span.time(v-if="game.score=='*'") {{ virtualClocks[0] }}
  30           span.split-names -
  31           span.name(:class="{connected: isConnected(1)}")
  32             | {{ game.players[1].name || "@nonymous" }}
  33           span.time(v-if="game.score=='*'") {{ virtualClocks[1] }}
  34   BaseGame(:game="game" :vr="vr" @newmove="processMove" @gameover="gameOver")
  35 </template>
  36
  37 <script>
  38 import BaseGame from "@/components/BaseGame.vue";
  39 import Chat from "@/components/Chat.vue";
  40 import { store } from "@/store";
  41 import { GameStorage } from "@/utils/gameStorage";
  42 import { ppt } from "@/utils/datetime";
  43 import { extractTime } from "@/utils/timeControl";
  44 import { getRandString } from "@/utils/alea";
  45 import { processModalClick } from "@/utils/modalClick";
  46 import { getScoreMessage } from "@/utils/scoring";
  47 import params from "@/parameters";
  48 export default {
  49   name: "my-game",
  50   components: {
  51     BaseGame,
  52     Chat
  53   },
  54   // gameRef: to find the game in (potentially remote) storage
  55   data: function() {
  56     return {
  57       st: store.state,
  58       gameRef: {
  59         //given in URL (rid = remote ID)
  60         id: "",
  61         rid: ""
  62       },
  63       game: {
  64         //passed to BaseGame
  65         players: [{ name: "" }, { name: "" }],
  66         chats: [],
  67         rendered: false
  68       },
  69       virtualClocks: [0, 0], //initialized with true game.clocks
  70       vr: null, //"variant rules" object initialized from FEN
  71       drawOffer: "",
  72       people: {}, //players + observers
  73       lastate: undefined, //used if opponent send lastate before game is ready
  74       repeat: {}, //detect position repetition
  75       newChat: "",
  76       conn: null,
  77       connexionString: "",
  78       // Related to (killing of) self multi-connects:
  79       newConnect: {},
  80       killed: {}
  81     };
  82   },
  83   watch: {
  84     $route: function(to) {
  85       this.gameRef.id = to.params["id"];
  86       this.gameRef.rid = to.query["rid"];
  87       this.loadGame();
  88     }
  89   },
  90   // NOTE: some redundant code with Hall.vue (mostly related to people array)
  91   created: function() {
  92     // Always add myself to players' list
  93     const my = this.st.user;
  94     this.$set(this.people, my.sid, { id: my.id, name: my.name });
  95     this.gameRef.id = this.$route.params["id"];
  96     this.gameRef.rid = this.$route.query["rid"]; //may be undefined
  97     // Initialize connection
  98     this.connexionString =
  99       params.socketUrl +
 100       "/?sid=" +
 101       this.st.user.sid +
 102       "&tmpId=" +
 103       getRandString() +
 104       "&page=" +
 105       encodeURIComponent(this.$route.path);
 106     this.conn = new WebSocket(this.connexionString);
 107     this.conn.onmessage = this.socketMessageListener;
 108     this.conn.onclose = this.socketCloseListener;
 109     // Socket init required before loading remote game:
 110     const socketInit = callback => {
 111       if (!!this.conn && this.conn.readyState == 1)
 112         //1 == OPEN state
 113         callback();
 114       //socket not ready yet (initial loading)
 115       else {
 116         // NOTE: it's important to call callback without arguments,
 117         // otherwise first arg is Websocket object and loadGame fails.
 118         this.conn.onopen = () => {
 119           return callback();
 120         };
 121       }
 122     };
 123     if (!this.gameRef.rid)
 124       //game stored locally or on server
 125       this.loadGame(null, () => socketInit(this.roomInit));
 126     //game stored remotely: need socket to retrieve it
 127     else {
 128       // NOTE: the callback "roomInit" will be lost, so we don't provide it.
 129       // --> It will be given when receiving "fullgame" socket event.
 130       // A more general approach would be to store it somewhere.
 131       socketInit(this.loadGame);
 132     }
 133   },
 134   mounted: function() {
 135     document
 136       .getElementById("chatWrap")
 137       .addEventListener("click", processModalClick);
 138   },
 139   beforeDestroy: function() {
 140     this.send("disconnect");
 141   },
 142   methods: {
 143     roomInit: function() {
 144       // Notify the room only now that I connected, because
 145       // messages might be lost otherwise (if game loading is slow)
 146       this.send("connect");
 147       this.send("pollclients");
 148     },
 149     send: function(code, obj) {
 150       if (this.conn) {
 151         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 152       }
 153     },
 154     isConnected: function(index) {
 155       const player = this.game.players[index];
 156       // Is it me ?
 157       if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
 158         return true;
 159       // Try to find a match in people:
 160       return (
 161         Object.keys(this.people).some(sid => sid == player.sid) ||
 162         Object.values(this.people).some(p => p.id == player.uid)
 163       );
 164     },
 165     socketMessageListener: function(msg) {
 166       if (!this.conn) return;
 167       const data = JSON.parse(msg.data);
 168       switch (data.code) {
 169         case "pollclients":
 170           data.sockIds.forEach(sid => {
 171             this.$set(this.people, sid, { id: 0, name: "" });
 172             if (sid != this.st.user.sid) {
 173               this.send("askidentity", { target: sid });
 174               // Ask potentially missed last state, if opponent and I play
 175               if (
 176                 !!this.game.mycolor &&
 177                 this.game.type == "live" &&
 178                 this.game.score == "*" &&
 179                 this.game.players.some(p => p.sid == sid)
 180               ) {
 181                 this.send("asklastate", { target: sid });
 182               }
 183             }
 184           });
 185           break;
 186         case "connect":
 187           if (!this.people[data.from])
 188             this.$set(this.people, data.from, { name: "", id: 0 });
 189           if (!this.people[data.from].name) {
 190             this.newConnect[data.from] = true; //for self multi-connects tests
 191             this.send("askidentity", { target: data.from });
 192           }
 193           break;
 194         case "disconnect":
 195           this.$delete(this.people, data.from);
 196           break;
 197         case "killed":
 198           // I logged in elsewhere:
 199           alert(this.st.tr["New connexion detected: tab now offline"]);
 200           // TODO: this fails. See https://github.com/websockets/ws/issues/489
 201           //this.conn.removeEventListener("message", this.socketMessageListener);
 202           //this.conn.removeEventListener("close", this.socketCloseListener);
 203           //this.conn.close();
 204           this.conn = null;
 205           break;
 206         case "askidentity": {
 207           // Request for identification (TODO: anonymous shouldn't need to reply)
 208           const me = {
 209             // Decompose to avoid revealing email
 210             name: this.st.user.name,
 211             sid: this.st.user.sid,
 212             id: this.st.user.id
 213           };
 214           this.send("identity", { data: me, target: data.from });
 215           break;
 216         }
 217         case "identity": {
 218           const user = data.data;
 219           if (user.name) {
 220             //otherwise anonymous
 221             // If I multi-connect, kill current connexion if no mark (I'm older)
 222             if (
 223               this.newConnect[user.sid] &&
 224               user.id > 0 &&
 225               user.id == this.st.user.id &&
 226               user.sid != this.st.user.sid
 227             ) {
 228               if (!this.killed[this.st.user.sid]) {
 229                 this.send("killme", { sid: this.st.user.sid });
 230                 this.killed[this.st.user.sid] = true;
 231               }
 232             }
 233             if (user.sid != this.st.user.sid) {
 234               //I already know my identity...
 235               this.$set(this.people, user.sid, {
 236                 id: user.id,
 237                 name: user.name
 238               });
 239             }
 240           }
 241           delete this.newConnect[user.sid];
 242           break;
 243         }
 244         case "askgame":
 245           // Send current (live) game if not asked by any of the players
 246           if (
 247             this.game.type == "live" &&
 248             this.game.players.every(p => p.sid != data.from[0])
 249           ) {
 250             const myGame = {
 251               id: this.game.id,
 252               fen: this.game.fen,
 253               players: this.game.players,
 254               vid: this.game.vid,
 255               cadence: this.game.cadence,
 256               score: this.game.score,
 257               rid: this.st.user.sid //useful in Hall if I'm an observer
 258             };
 259             this.send("game", { data: myGame, target: data.from });
 260           }
 261           break;
 262         case "askfullgame":
 263           this.send("fullgame", { data: this.game, target: data.from });
 264           break;
 265         case "fullgame":
 266           // Callback "roomInit" to poll clients only after game is loaded
 267           this.loadGame(data.data, this.roomInit);
 268           break;
 269         case "asklastate":
 270           // Sending last state if I played a move or score != "*"
 271           if (
 272             (this.game.moves.length > 0 && this.vr.turn != this.game.mycolor) ||
 273             this.game.score != "*" ||
 274             this.drawOffer == "sent"
 275           ) {
 276             // Send our "last state" informations to opponent
 277             const L = this.game.moves.length;
 278             const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 279             const myLastate = {
 280               // NOTE: lastMove (when defined) includes addTime
 281               lastMove: L > 0 ? this.game.moves[L - 1] : undefined,
 282               // Since we played a move (or abort or resign),
 283               // only drawOffer=="sent" is possible
 284               drawSent: this.drawOffer == "sent",
 285               score: this.game.score,
 286               movesCount: L,
 287               initime: this.game.initime[1 - myIdx] //relevant only if I played
 288             };
 289             this.send("lastate", { data: myLastate, target: data.from });
 290           }
 291           break;
 292         case "lastate": //got opponent infos about last move
 293           this.lastate = data.data;
 294           if (this.game.rendered)
 295             //game is rendered (Board component)
 296             this.processLastate();
 297           //else: will be processed when game is ready
 298           break;
 299         case "newmove": {
 300           const move = data.data;
 301           if (move.cancelDrawOffer) {
 302             //opponent refuses draw
 303             this.drawOffer = "";
 304             // NOTE for corr games: drawOffer reset by player in turn
 305             if (this.game.type == "live" && !!this.game.mycolor)
 306               GameStorage.update(this.gameRef.id, { drawOffer: "" });
 307           }
 308           this.$set(this.game, "moveToPlay", move);
 309           break;
 310         }
 311         case "resign":
 312           this.gameOver(data.side == "b" ? "1-0" : "0-1", "Resign");
 313           break;
 314         case "abort":
 315           this.gameOver("?", "Abort");
 316           break;
 317         case "draw":
 318           this.gameOver("1/2", data.data);
 319           break;
 320         case "drawoffer":
 321           // NOTE: observers don't know who offered draw
 322           this.drawOffer = "received";
 323           break;
 324         case "newchat":
 325           this.newChat = data.data;
 326           if (!document.getElementById("modalChat").checked)
 327             document.getElementById("chatBtn").classList.add("somethingnew");
 328           break;
 329       }
 330     },
 331     socketCloseListener: function() {
 332       this.conn = new WebSocket(this.connexionString);
 333       this.conn.addEventListener("message", this.socketMessageListener);
 334       this.conn.addEventListener("close", this.socketCloseListener);
 335     },
 336     // lastate was received, but maybe game wasn't ready yet:
 337     processLastate: function() {
 338       const data = this.lastate;
 339       this.lastate = undefined; //security...
 340       const L = this.game.moves.length;
 341       if (data.movesCount > L) {
 342         // Just got last move from him
 343         this.$set(
 344           this.game,
 345           "moveToPlay",
 346           Object.assign({ initime: data.initime }, data.lastMove)
 347         );
 348       }
 349       if (data.drawSent) this.drawOffer = "received";
 350       if (data.score != "*") {
 351         this.drawOffer = "";
 352         if (this.game.score == "*") this.gameOver(data.score);
 353       }
 354     },
 355     clickDraw: function() {
 356       if (!this.game.mycolor) return; //I'm just spectator
 357       if (["received", "threerep"].includes(this.drawOffer)) {
 358         if (!confirm(this.st.tr["Accept draw?"])) return;
 359         const message =
 360           this.drawOffer == "received"
 361             ? "Mutual agreement"
 362             : "Three repetitions";
 363         this.send("draw", { data: message });
 364         this.gameOver("1/2", message);
 365       } else if (this.drawOffer == "") {
 366         //no effect if drawOffer == "sent"
 367         if (this.game.mycolor != this.vr.turn) {
 368           alert(this.st.tr["Draw offer only in your turn"]);
 369           return;
 370         }
 371         if (!confirm(this.st.tr["Offer draw?"])) return;
 372         this.drawOffer = "sent";
 373         this.send("drawoffer");
 374         GameStorage.update(this.gameRef.id, { drawOffer: this.game.mycolor });
 375       }
 376     },
 377     abortGame: function() {
 378       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"])) return;
 379       this.gameOver("?", "Abort");
 380       this.send("abort");
 381     },
 382     resign: function() {
 383       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 384         return;
 385       this.send("resign", { data: this.game.mycolor });
 386       this.gameOver(this.game.mycolor == "w" ? "0-1" : "1-0", "Resign");
 387     },
 388     // 3 cases for loading a game:
 389     //  - from indexedDB (running or completed live game I play)
 390     //  - from server (one correspondance game I play[ed] or not)
 391     //  - from remote peer (one live game I don't play, finished or not)
 392     loadGame: function(game, callback) {
 393       const afterRetrieval = async game => {
 394         const vModule = await import("@/variants/" + game.vname + ".js");
 395         window.V = vModule.VariantRules;
 396         this.vr = new V(game.fen);
 397         const gtype = game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 398         const tc = extractTime(game.cadence);
 399         const myIdx = game.players.findIndex(p => {
 400           return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 401         });
 402         const mycolor = [undefined, "w", "b"][myIdx + 1]; //undefined for observers
 403         if (!game.chats) game.chats = []; //live games don't have chat history
 404         if (gtype == "corr") {
 405           if (game.players[0].color == "b") {
 406             // Adopt the same convention for live and corr games: [0] = white
 407             [game.players[0], game.players[1]] = [
 408               game.players[1],
 409               game.players[0]
 410             ];
 411           }
 412           // corr game: needs to compute the clocks + initime
 413           // NOTE: clocks in seconds, initime in milliseconds
 414           game.clocks = [tc.mainTime, tc.mainTime];
 415           game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
 416           if (game.score == "*") {
 417             //otherwise no need to bother with time
 418             game.initime = [0, 0];
 419             const L = game.moves.length;
 420             if (L >= 3) {
 421               let addTime = [0, 0];
 422               for (let i = 2; i < L; i++) {
 423                 addTime[i % 2] +=
 424                   tc.increment -
 425                   (game.moves[i].played - game.moves[i - 1].played) / 1000;
 426               }
 427               for (let i = 0; i <= 1; i++) game.clocks[i] += addTime[i];
 428             }
 429             if (L >= 1) game.initime[L % 2] = game.moves[L - 1].played;
 430           }
 431           const reformattedMoves = game.moves.map(m => {
 432             const s = m.squares;
 433             return {
 434               appear: s.appear,
 435               vanish: s.vanish,
 436               start: s.start,
 437               end: s.end
 438             };
 439           });
 440           // Sort chat messages from newest to oldest
 441           game.chats.sort((c1, c2) => {
 442             return c2.added - c1.added;
 443           });
 444           if (myIdx >= 0 && game.chats.length > 0) {
 445             // TODO: group multi-moves into an array, to deduce color from index
 446             // and not need this (also repeated in BaseGame::re_setVariables())
 447             let vr_tmp = new V(game.fenStart); //vr is already at end of game
 448             for (let i = 0; i < reformattedMoves.length; i++) {
 449               game.moves[i].color = vr_tmp.turn;
 450               vr_tmp.play(reformattedMoves[i]);
 451             }
 452             // Blue background on chat button if last chat message arrived after my last move.
 453             let dtLastMove = 0;
 454             for (let midx = game.moves.length - 1; midx >= 0; midx--) {
 455               if (game.moves[midx].color == mycolor) {
 456                 dtLastMove = game.moves[midx].played;
 457                 break;
 458               }
 459             }
 460             if (dtLastMove < game.chats[0].added)
 461               document.getElementById("chatBtn").classList.add("somethingnew");
 462           }
 463           // Now that we used idx and played, re-format moves as for live games
 464           game.moves = reformattedMoves;
 465         }
 466         if (gtype == "live" && game.clocks[0] < 0) {
 467           //game unstarted
 468           game.clocks = [tc.mainTime, tc.mainTime];
 469           if (game.score == "*") {
 470             game.initime[0] = Date.now();
 471             if (myIdx >= 0) {
 472               // I play in this live game; corr games don't have clocks+initime
 473               GameStorage.update(game.id, {
 474                 clocks: game.clocks,
 475                 initime: game.initime
 476               });
 477             }
 478           }
 479         }
 480         if (game.drawOffer) {
 481           if (game.drawOffer == "t")
 482             //three repetitions
 483             this.drawOffer = "threerep";
 484           else {
 485             if (myIdx < 0) this.drawOffer = "received";
 486             //by any of the players
 487             else {
 488               // I play in this game:
 489               if (
 490                 (game.drawOffer == "w" && myIdx == 0) ||
 491                 (game.drawOffer == "b" && myIdx == 1)
 492               )
 493                 this.drawOffer = "sent";
 494               //all other cases
 495               else this.drawOffer = "received";
 496             }
 497           }
 498         }
 499         if (game.scoreMsg) game.scoreMsg = this.st.tr[game.scoreMsg]; //stored in english
 500         this.game = Object.assign(
 501           {},
 502           game,
 503           // NOTE: assign mycolor here, since BaseGame could also be VS computer
 504           {
 505             type: gtype,
 506             increment: tc.increment,
 507             mycolor: mycolor,
 508             // opponent sid not strictly required (or available), but easier
 509             // at least oppsid or oppid is available anyway:
 510             oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
 511             oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].uid
 512           }
 513         );
 514         this.re_setClocks();
 515         this.$nextTick(() => {
 516           this.game.rendered = true;
 517           // Did lastate arrive before game was rendered?
 518           if (this.lastate) this.processLastate();
 519         });
 520         this.repeat = {}; //reset: scan past moves' FEN:
 521         let repIdx = 0;
 522         // NOTE: vr_tmp to obtain FEN strings is redundant with BaseGame
 523         let vr_tmp = new V(game.fenStart);
 524         game.moves.forEach(m => {
 525           vr_tmp.play(m);
 526           const fenObj = V.ParseFen(vr_tmp.getFen());
 527           repIdx = fenObj.position + "_" + fenObj.turn;
 528           if (fenObj.flags) repIdx += "_" + fenObj.flags;
 529           this.repeat[repIdx] = this.repeat[repIdx]
 530             ? this.repeat[repIdx] + 1
 531             : 1;
 532         });
 533         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 534         if (callback) callback();
 535       };
 536       if (game) {
 537         afterRetrieval(game);
 538         return;
 539       }
 540       if (this.gameRef.rid) {
 541         // Remote live game: forgetting about callback func... (TODO: design)
 542         this.send("askfullgame", { target: this.gameRef.rid });
 543       } else {
 544         // Local or corr game
 545         GameStorage.get(this.gameRef.id, afterRetrieval);
 546       }
 547     },
 548     re_setClocks: function() {
 549       if (this.game.moves.length < 2 || this.game.score != "*") {
 550         // 1st move not completed yet, or game over: freeze time
 551         this.virtualClocks = this.game.clocks.map(s => ppt(s));
 552         return;
 553       }
 554       const currentTurn = this.vr.turn;
 555       const colorIdx = ["w", "b"].indexOf(currentTurn);
 556       let countdown =
 557         this.game.clocks[colorIdx] -
 558         (Date.now() - this.game.initime[colorIdx]) / 1000;
 559       this.virtualClocks = [0, 1].map(i => {
 560         const removeTime =
 561           i == colorIdx ? (Date.now() - this.game.initime[colorIdx]) / 1000 : 0;
 562         return ppt(this.game.clocks[i] - removeTime);
 563       });
 564       let clockUpdate = setInterval(() => {
 565         if (
 566           countdown < 0 ||
 567           this.vr.turn != currentTurn ||
 568           this.game.score != "*"
 569         ) {
 570           clearInterval(clockUpdate);
 571           if (countdown < 0)
 572             this.gameOver(
 573               this.vr.turn == "w" ? "0-1" : "1-0",
 574               this.st.tr["Time"]
 575             );
 576         } else
 577           this.$set(
 578             this.virtualClocks,
 579             colorIdx,
 580             ppt(Math.max(0, --countdown))
 581           );
 582       }, 1000);
 583     },
 584     // Post-process a move (which was just played in BaseGame)
 585     processMove: function(move) {
 586       if (this.game.type == "corr" && move.color == this.game.mycolor) {
 587         if (
 588           !confirm(
 589             this.st.tr["Move played:"] +
 590               " " +
 591               move.notation +
 592               "\n" +
 593               this.st.tr["Are you sure?"]
 594           )
 595         ) {
 596           this.$set(this.game, "moveToUndo", move);
 597           return;
 598         }
 599       }
 600       const colorIdx = ["w", "b"].indexOf(move.color);
 601       const nextIdx = ["w", "b"].indexOf(this.vr.turn);
 602       // https://stackoverflow.com/a/38750895
 603       if (this.game.mycolor) {
 604         const allowed_fields = ["appear", "vanish", "start", "end"];
 605         // NOTE: 'var' to see this variable outside this block
 606         var filtered_move = Object.keys(move)
 607           .filter(key => allowed_fields.includes(key))
 608           .reduce((obj, key) => {
 609             obj[key] = move[key];
 610             return obj;
 611           }, {});
 612       }
 613       // Send move ("newmove" event) to people in the room (if our turn)
 614       let addTime = 0;
 615       if (move.color == this.game.mycolor) {
 616         if (this.drawOffer == "received")
 617           //I refuse draw
 618           this.drawOffer = "";
 619         if (this.game.moves.length >= 2) {
 620           //after first move
 621           const elapsed = Date.now() - this.game.initime[colorIdx];
 622           // elapsed time is measured in milliseconds
 623           addTime = this.game.increment - elapsed / 1000;
 624         }
 625         const sendMove = Object.assign({}, filtered_move, {
 626           addTime: addTime,
 627           cancelDrawOffer: this.drawOffer == ""
 628         });
 629         this.send("newmove", { data: sendMove });
 630         // (Add)Time indication: useful in case of lastate infos requested
 631         move.addTime = addTime;
 632       } else addTime = move.addTime; //supposed transmitted
 633       // Update current game object:
 634       this.game.moves.push(move);
 635       this.game.fen = move.fen;
 636       this.game.clocks[colorIdx] += addTime;
 637       // move.initime is set only when I receive a "lastate" move from opponent
 638       this.game.initime[nextIdx] = move.initime || Date.now();
 639       this.re_setClocks();
 640       // If repetition detected, consider that a draw offer was received:
 641       const fenObj = V.ParseFen(move.fen);
 642       let repIdx = fenObj.position + "_" + fenObj.turn;
 643       if (fenObj.flags) repIdx += "_" + fenObj.flags;
 644       this.repeat[repIdx] = this.repeat[repIdx] ? this.repeat[repIdx] + 1 : 1;
 645       if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 646       else if (this.drawOffer == "threerep") this.drawOffer = "";
 647       // Since corr games are stored at only one location, update should be
 648       // done only by one player for each move:
 649       if (
 650         !!this.game.mycolor &&
 651         (this.game.type == "live" || move.color == this.game.mycolor)
 652       ) {
 653         let drawCode = "";
 654         switch (this.drawOffer) {
 655           case "threerep":
 656             drawCode = "t";
 657             break;
 658           case "sent":
 659             drawCode = this.game.mycolor;
 660             break;
 661           case "received":
 662             drawCode = this.vr.turn;
 663             break;
 664         }
 665         if (this.game.type == "corr") {
 666           GameStorage.update(this.gameRef.id, {
 667             fen: move.fen,
 668             move: {
 669               squares: filtered_move,
 670               played: Date.now(),
 671               idx: this.game.moves.length - 1
 672             },
 673             drawOffer: drawCode || "n" //"n" for "None" to force reset (otherwise it's ignored)
 674           });
 675         } //live
 676         else {
 677           GameStorage.update(this.gameRef.id, {
 678             fen: move.fen,
 679             move: filtered_move,
 680             clocks: this.game.clocks,
 681             initime: this.game.initime,
 682             drawOffer: drawCode
 683           });
 684         }
 685       }
 686     },
 687     resetChatColor: function() {
 688       // TODO: this is called twice, once on opening an once on closing
 689       document.getElementById("chatBtn").classList.remove("somethingnew");
 690     },
 691     processChat: function(chat) {
 692       this.send("newchat", { data: chat });
 693       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 694       if (this.game.type == "corr" && this.st.user.id > 0)
 695         GameStorage.update(this.gameRef.id, { chat: chat });
 696     },
 697     gameOver: function(score, scoreMsg) {
 698       this.game.score = score;
 699       this.game.scoreMsg = this.st.tr[
 700         scoreMsg ? scoreMsg : getScoreMessage(score)
 701       ];
 702       const myIdx = this.game.players.findIndex(p => {
 703         return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 704       });
 705       if (myIdx >= 0) {
 706         //OK, I play in this game
 707         GameStorage.update(this.gameRef.id, {
 708           score: score,
 709           scoreMsg: scoreMsg
 710         });
 711         // Notify the score to main Hall. TODO: only one player (currently double send)
 712         this.send("result", { gid: this.game.id, score: score });
 713       }
 714     }
 715   }
 716 };
 717 </script>
 718
 719 <style lang="sass" scoped>
 720 .connected
 721   background-color: lightgreen
 722
 723 #participants
 724   margin-left: 5px
 725
 726 .anonymous
 727   color: grey
 728   font-style: italic
 729
 730 #playersInfo > p
 731   margin: 0
 732
 733 @media screen and (min-width: 768px)
 734   #actions
 735     width: 300px
 736 @media screen and (max-width: 767px)
 737   .game
 738     width: 100%
 739
 740 #actions
 741   display: inline-block
 742   margin: 0
 743   button
 744     display: inline-block
 745     margin: 0
 746
 747 @media screen and (max-width: 767px)
 748   #aboveBoard
 749     text-align: center
 750 @media screen and (min-width: 768px)
 751   #aboveBoard
 752     margin-left: 30%
 753
 754 .variant-cadence
 755   padding-right: 10px
 756
 757 .variant-name
 758   font-weight: bold
 759   padding-right: 10px
 760
 761 .name
 762   font-size: 1.5rem
 763   padding: 1px
 764
 765 .time
 766   font-size: 2rem
 767   display: inline-block
 768   margin-left: 10px
 769
 770 .split-names
 771   display: inline-block
 772   margin: 0 15px
 773
 774 #chat
 775   padding-top: 20px
 776   max-width: 767px
 777   border: none;
 778
 779 #chatBtn
 780   margin: 0 10px 0 0
 781
 782 .draw-sent, .draw-sent:hover
 783   background-color: lightyellow
 784
 785 .draw-received, .draw-received:hover
 786   background-color: lightgreen
 787
 788 .draw-threerep, .draw-threerep:hover
 789   background-color: #e4d1fc
 790
 791 .somethingnew
 792   background-color: #c5fefe
 793 </style>