client/src/views/Game.vue

   1 <template lang="pug">
   2 main
   3   input#modalChat.modal(
   4     type="checkbox"
   5     @click="resetChatColor()"
   6   )
   7   div#chatWrap(
   8     role="dialog"
   9     data-checkbox="modalChat"
  10   )
  11     #chat.card
  12       label.modal-close(for="modalChat")
  13       #participants
  14         span {{ Object.keys(people).length + " " + st.tr["participant(s):"] }}
  15         span(
  16           v-for="p in Object.values(people)"
  17           v-if="!!p.name"
  18         )
  19           | {{ p.name }}
  20         span.anonymous(v-if="Object.values(people).some(p => !p.name)")
  21           | + @nonymous
  22       Chat(
  23         :players="game.players"
  24         :pastChats="game.chats"
  25         :newChat="newChat"
  26         @mychat="processChat"
  27         @chatcleared="clearChat"
  28       )
  29   .row
  30     #aboveBoard.col-sm-12.col-md-9.col-md-offset-3.col-lg-10.col-lg-offset-2
  31       span.variant-cadence {{ game.cadence }}
  32       span.variant-name {{ game.vname }}
  33       button#chatBtn(onClick="window.doClick('modalChat')") Chat
  34       #actions(v-if="game.score=='*'")
  35         button(
  36           @click="clickDraw()"
  37           :class="{['draw-' + drawOffer]: true}"
  38         )
  39           | {{ st.tr["Draw"] }}
  40         button(
  41           v-if="!!game.mycolor"
  42           @click="abortGame()"
  43         )
  44           | {{ st.tr["Abort"] }}
  45         button(
  46           v-if="!!game.mycolor"
  47           @click="resign()"
  48         )
  49           | {{ st.tr["Resign"] }}
  50       #playersInfo
  51         p
  52           span.name(:class="{connected: isConnected(0)}")
  53             | {{ game.players[0].name || "@nonymous" }}
  54           span.time(v-if="game.score=='*'") {{ virtualClocks[0] }}
  55           span.split-names -
  56           span.name(:class="{connected: isConnected(1)}")
  57             | {{ game.players[1].name || "@nonymous" }}
  58           span.time(v-if="game.score=='*'") {{ virtualClocks[1] }}
  59   BaseGame(
  60     ref="basegame"
  61     :game="game"
  62     @newmove="processMove"
  63     @gameover="gameOver"
  64   )
  65 </template>
  66
  67 <script>
  68 import BaseGame from "@/components/BaseGame.vue";
  69 import Chat from "@/components/Chat.vue";
  70 import { store } from "@/store";
  71 import { GameStorage } from "@/utils/gameStorage";
  72 import { ppt } from "@/utils/datetime";
  73 import { extractTime } from "@/utils/timeControl";
  74 import { getRandString } from "@/utils/alea";
  75 import { processModalClick } from "@/utils/modalClick";
  76 import { getFullNotation } from "@/utils/notation";
  77 import { playMove, getFilteredMove } from "@/utils/playUndo";
  78 import { getScoreMessage } from "@/utils/scoring";
  79 import params from "@/parameters";
  80 export default {
  81   name: "my-game",
  82   components: {
  83     BaseGame,
  84     Chat
  85   },
  86   // gameRef: to find the game in (potentially remote) storage
  87   data: function() {
  88     return {
  89       st: store.state,
  90       gameRef: {
  91         //given in URL (rid = remote ID)
  92         id: "",
  93         rid: ""
  94       },
  95       game: {
  96         //passed to BaseGame
  97         players: [{ name: "" }, { name: "" }],
  98         chats: [],
  99         rendered: false
 100       },
 101       virtualClocks: [0, 0], //initialized with true game.clocks
 102       vr: null, //"variant rules" object initialized from FEN
 103       drawOffer: "",
 104       people: {}, //players + observers
 105       lastate: undefined, //used if opponent send lastate before game is ready
 106       repeat: {}, //detect position repetition
 107       newChat: "",
 108       conn: null,
 109       connexionString: "",
 110       // Related to (killing of) self multi-connects:
 111       newConnect: {},
 112       killed: {}
 113     };
 114   },
 115   watch: {
 116     $route: function(to) {
 117       this.gameRef.id = to.params["id"];
 118       this.gameRef.rid = to.query["rid"];
 119       this.loadGame();
 120     }
 121   },
 122   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 123   created: function() {
 124     // Always add myself to players' list
 125     const my = this.st.user;
 126     this.$set(this.people, my.sid, { id: my.id, name: my.name });
 127     this.gameRef.id = this.$route.params["id"];
 128     this.gameRef.rid = this.$route.query["rid"]; //may be undefined
 129     // Initialize connection
 130     this.connexionString =
 131       params.socketUrl +
 132       "/?sid=" +
 133       this.st.user.sid +
 134       "&tmpId=" +
 135       getRandString() +
 136       "&page=" +
 137       encodeURIComponent(this.$route.path);
 138     this.conn = new WebSocket(this.connexionString);
 139     this.conn.onmessage = this.socketMessageListener;
 140     this.conn.onclose = this.socketCloseListener;
 141     // Socket init required before loading remote game:
 142     const socketInit = callback => {
 143       if (!!this.conn && this.conn.readyState == 1)
 144         // 1 == OPEN state
 145         callback();
 146       else {
 147         // Socket not ready yet (initial loading)
 148         // NOTE: it's important to call callback without arguments,
 149         // otherwise first arg is Websocket object and loadGame fails.
 150         this.conn.onopen = () => {
 151           return callback();
 152         };
 153       }
 154     };
 155     if (!this.gameRef.rid)
 156       // Game stored locally or on server
 157       this.loadGame(null, () => socketInit(this.roomInit));
 158     else {
 159       // Game stored remotely: need socket to retrieve it
 160       // NOTE: the callback "roomInit" will be lost, so we don't provide it.
 161       // --> It will be given when receiving "fullgame" socket event.
 162       // A more general approach would be to store it somewhere.
 163       socketInit(this.loadGame);
 164     }
 165   },
 166   mounted: function() {
 167     document
 168       .getElementById("chatWrap")
 169       .addEventListener("click", processModalClick);
 170   },
 171   beforeDestroy: function() {
 172     this.send("disconnect");
 173   },
 174   methods: {
 175     roomInit: function() {
 176       // Notify the room only now that I connected, because
 177       // messages might be lost otherwise (if game loading is slow)
 178       this.send("connect");
 179       this.send("pollclients");
 180     },
 181     send: function(code, obj) {
 182       if (this.conn) {
 183         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 184       }
 185     },
 186     isConnected: function(index) {
 187       const player = this.game.players[index];
 188       // Is it me ?
 189       if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
 190         return true;
 191       // Try to find a match in people:
 192       return (
 193         Object.keys(this.people).some(sid => sid == player.sid) ||
 194         Object.values(this.people).some(p => p.id == player.uid)
 195       );
 196     },
 197     resetChatColor: function() {
 198       // TODO: this is called twice, once on opening an once on closing
 199       document.getElementById("chatBtn").classList.remove("somethingnew");
 200     },
 201     processChat: function(chat) {
 202       this.send("newchat", { data: chat });
 203       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 204       if (this.game.type == "corr" && this.st.user.id > 0)
 205         GameStorage.update(this.gameRef.id, { chat: chat });
 206     },
 207     clearChat: function() {
 208       // Nothing more to do if game is live (chats not recorded)
 209       if (this.game.mycolor && this.game.type == "corr") {
 210         ajax(
 211           "/chats",
 212           "DELETE",
 213           {gid: this.game.id},
 214           () => {
 215             // TODO: this.game.pastChats = [] could be enough here?
 216             this.$set(this.game, "pastChats", []);
 217           }
 218         );
 219       }
 220     },
 221     socketMessageListener: function(msg) {
 222       if (!this.conn) return;
 223       const data = JSON.parse(msg.data);
 224       switch (data.code) {
 225         case "pollclients":
 226           data.sockIds.forEach(sid => {
 227             this.$set(this.people, sid, { id: 0, name: "" });
 228             if (sid != this.st.user.sid) {
 229               this.send("askidentity", { target: sid });
 230               // Ask potentially missed last state, if opponent and I play
 231               if (
 232                 !!this.game.mycolor &&
 233                 this.game.type == "live" &&
 234                 this.game.score == "*" &&
 235                 this.game.players.some(p => p.sid == sid)
 236               ) {
 237                 this.send("asklastate", { target: sid });
 238               }
 239             }
 240           });
 241           break;
 242         case "connect":
 243           if (!this.people[data.from])
 244             this.$set(this.people, data.from, { name: "", id: 0 });
 245           if (!this.people[data.from].name) {
 246             this.newConnect[data.from] = true; //for self multi-connects tests
 247             this.send("askidentity", { target: data.from });
 248           }
 249           break;
 250         case "disconnect":
 251           this.$delete(this.people, data.from);
 252           break;
 253         case "killed":
 254           // I logged in elsewhere:
 255           alert(this.st.tr["New connexion detected: tab now offline"]);
 256           // TODO: this fails. See https://github.com/websockets/ws/issues/489
 257           //this.conn.removeEventListener("message", this.socketMessageListener);
 258           //this.conn.removeEventListener("close", this.socketCloseListener);
 259           //this.conn.close();
 260           this.conn = null;
 261           break;
 262         case "askidentity": {
 263           // Request for identification (TODO: anonymous shouldn't need to reply)
 264           const me = {
 265             // Decompose to avoid revealing email
 266             name: this.st.user.name,
 267             sid: this.st.user.sid,
 268             id: this.st.user.id
 269           };
 270           this.send("identity", { data: me, target: data.from });
 271           break;
 272         }
 273         case "identity": {
 274           const user = data.data;
 275           if (user.name) {
 276             // If I multi-connect, kill current connexion if no mark (I'm older)
 277             if (
 278               this.newConnect[user.sid] &&
 279               user.id > 0 &&
 280               user.id == this.st.user.id &&
 281               user.sid != this.st.user.sid
 282             ) {
 283               if (!this.killed[this.st.user.sid]) {
 284                 this.send("killme", { sid: this.st.user.sid });
 285                 this.killed[this.st.user.sid] = true;
 286               }
 287             }
 288             if (user.sid != this.st.user.sid) {
 289               //I already know my identity...
 290               this.$set(this.people, user.sid, {
 291                 id: user.id,
 292                 name: user.name
 293               });
 294             }
 295           }
 296           delete this.newConnect[user.sid];
 297           break;
 298         }
 299         case "askgame":
 300           // Send current (live) game if not asked by any of the players
 301           if (
 302             this.game.type == "live" &&
 303             this.game.players.every(p => p.sid != data.from[0])
 304           ) {
 305             const myGame = {
 306               id: this.game.id,
 307               fen: this.game.fen,
 308               players: this.game.players,
 309               vid: this.game.vid,
 310               cadence: this.game.cadence,
 311               score: this.game.score,
 312               rid: this.st.user.sid //useful in Hall if I'm an observer
 313             };
 314             this.send("game", { data: myGame, target: data.from });
 315           }
 316           break;
 317         case "askfullgame":
 318           this.send("fullgame", { data: this.game, target: data.from });
 319           break;
 320         case "fullgame":
 321           // Callback "roomInit" to poll clients only after game is loaded
 322           let game = data.data;
 323           // Move format isn't the same in storage and in browser,
 324           // because of the 'addTime' field.
 325           game.moves = game.moves.map(m => { return m.move || m; });
 326           this.loadGame(game, this.roomInit);
 327           break;
 328         case "asklastate":
 329           // Sending last state if I played a move or score != "*"
 330           if (
 331             (this.game.moves.length > 0 && this.vr.turn != this.game.mycolor) ||
 332             this.game.score != "*" ||
 333             this.drawOffer == "sent"
 334           ) {
 335             // Send our "last state" informations to opponent
 336             const L = this.game.moves.length;
 337             const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 338             const myLastate = {
 339               // NOTE: lastMove (when defined) includes addTime
 340               lastMove: L > 0 ? this.game.moves[L - 1] : undefined,
 341               // Since we played a move (or abort or resign),
 342               // only drawOffer=="sent" is possible
 343               drawSent: this.drawOffer == "sent",
 344               score: this.game.score,
 345               movesCount: L,
 346               initime: this.game.initime[1 - myIdx] //relevant only if I played
 347             };
 348             this.send("lastate", { data: myLastate, target: data.from });
 349           }
 350           break;
 351         case "lastate": //got opponent infos about last move
 352           this.lastate = data.data;
 353           if (this.game.rendered)
 354             // Game is rendered (Board component)
 355             this.processLastate();
 356           // Else: will be processed when game is ready
 357           break;
 358         case "newmove": {
 359           const move = data.data;
 360           if (move.cancelDrawOffer) {
 361             // Opponent refuses draw
 362             this.drawOffer = "";
 363             // NOTE for corr games: drawOffer reset by player in turn
 364             if (this.game.type == "live" && !!this.game.mycolor)
 365               GameStorage.update(this.gameRef.id, { drawOffer: "" });
 366           }
 367           this.$refs["basegame"].play(
 368             move.move,
 369             "received",
 370             null,
 371             {addTime:move.addTime});
 372           break;
 373         }
 374         case "resign":
 375           const score = data.side == "b" ? "1-0" : "0-1";
 376           const side = data.side == "w" ? "White" : "Black";
 377           this.gameOver(score, side + " surrender");
 378           break;
 379         case "abort":
 380           this.gameOver("?", "Stop");
 381           break;
 382         case "draw":
 383           this.gameOver("1/2", data.data);
 384           break;
 385         case "drawoffer":
 386           // NOTE: observers don't know who offered draw
 387           this.drawOffer = "received";
 388           break;
 389         case "newchat":
 390           this.newChat = data.data;
 391           if (!document.getElementById("modalChat").checked)
 392             document.getElementById("chatBtn").classList.add("somethingnew");
 393           break;
 394       }
 395     },
 396     socketCloseListener: function() {
 397       this.conn = new WebSocket(this.connexionString);
 398       this.conn.addEventListener("message", this.socketMessageListener);
 399       this.conn.addEventListener("close", this.socketCloseListener);
 400     },
 401     // lastate was received, but maybe game wasn't ready yet:
 402     processLastate: function() {
 403       const data = this.lastate;
 404       this.lastate = undefined; //security...
 405       const L = this.game.moves.length;
 406       if (data.movesCount > L) {
 407         // Just got last move from him
 408         this.$refs["basegame"].play(
 409           data.lastMove.move,
 410           "received",
 411           null,
 412           {addTime:data.lastMove.addTime, initime:data.initime});
 413       }
 414       if (data.drawSent) this.drawOffer = "received";
 415       if (data.score != "*") {
 416         this.drawOffer = "";
 417         if (this.game.score == "*") this.gameOver(data.score);
 418       }
 419     },
 420     clickDraw: function() {
 421       if (!this.game.mycolor) return; //I'm just spectator
 422       if (["received", "threerep"].includes(this.drawOffer)) {
 423         if (!confirm(this.st.tr["Accept draw?"])) return;
 424         const message =
 425           this.drawOffer == "received"
 426             ? "Mutual agreement"
 427             : "Three repetitions";
 428         this.send("draw", { data: message });
 429         this.gameOver("1/2", message);
 430       } else if (this.drawOffer == "") {
 431         // No effect if drawOffer == "sent"
 432         if (this.game.mycolor != this.vr.turn) {
 433           alert(this.st.tr["Draw offer only in your turn"]);
 434           return;
 435         }
 436         if (!confirm(this.st.tr["Offer draw?"])) return;
 437         this.drawOffer = "sent";
 438         this.send("drawoffer");
 439         GameStorage.update(this.gameRef.id, { drawOffer: this.game.mycolor });
 440       }
 441     },
 442     abortGame: function() {
 443       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"])) return;
 444       this.gameOver("?", "Stop");
 445       this.send("abort");
 446     },
 447     resign: function() {
 448       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 449         return;
 450       this.send("resign", { data: this.game.mycolor });
 451       const score = this.game.mycolor == "w" ? "0-1" : "1-0";
 452       const side = this.game.mycolor == "w" ? "White" : "Black";
 453       this.gameOver(score, side + " surrender");
 454     },
 455     // 3 cases for loading a game:
 456     //  - from indexedDB (running or completed live game I play)
 457     //  - from server (one correspondance game I play[ed] or not)
 458     //  - from remote peer (one live game I don't play, finished or not)
 459     loadGame: function(game, callback) {
 460       const afterRetrieval = async game => {
 461         const vModule = await import("@/variants/" + game.vname + ".js");
 462         window.V = vModule.VariantRules;
 463         this.vr = new V(game.fen);
 464         const gtype = game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 465         const tc = extractTime(game.cadence);
 466         const myIdx = game.players.findIndex(p => {
 467           return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 468         });
 469         const mycolor = [undefined, "w", "b"][myIdx + 1]; //undefined for observers
 470         if (!game.chats) game.chats = []; //live games don't have chat history
 471         if (gtype == "corr") {
 472           if (game.players[0].color == "b") {
 473             // Adopt the same convention for live and corr games: [0] = white
 474             [game.players[0], game.players[1]] = [
 475               game.players[1],
 476               game.players[0]
 477             ];
 478           }
 479           // corr game: need to compute the clocks + initime
 480           // NOTE: clocks in seconds, initime in milliseconds
 481           game.clocks = [tc.mainTime, tc.mainTime];
 482           game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
 483           const L = game.moves.length;
 484           if (game.score == "*") {
 485             // Set clocks + initime
 486             game.initime = [0, 0];
 487             if (L >= 3) {
 488               let addTime = [0, 0];
 489               for (let i = 2; i < L; i++) {
 490                 addTime[i % 2] +=
 491                   tc.increment -
 492                   (game.moves[i].played - game.moves[i - 1].played) / 1000;
 493               }
 494               for (let i = 0; i <= 1; i++) game.clocks[i] += addTime[i];
 495             }
 496             if (L >= 1) game.initime[L % 2] = game.moves[L - 1].played;
 497           }
 498           // Sort chat messages from newest to oldest
 499           game.chats.sort((c1, c2) => {
 500             return c2.added - c1.added;
 501           });
 502           if (myIdx >= 0 && game.score == "*" && game.chats.length > 0) {
 503             // Did a chat message arrive after my last move?
 504             let dtLastMove = 0;
 505             if (L == 1 && myIdx == 0)
 506               dtLastMove = game.moves[0].played;
 507             else if (L >= 2) {
 508               if (L % 2 == 0) {
 509                 // It's now white turn
 510                 dtLastMove = game.moves[L-1-(1-myIdx)].played;
 511               } else {
 512                 // Black turn:
 513                 dtLastMove = game.moves[L-1-myIdx].played;
 514               }
 515             }
 516             if (dtLastMove < game.chats[0].added)
 517               document.getElementById("chatBtn").classList.add("somethingnew");
 518           }
 519           // Now that we used idx and played, re-format moves as for live games
 520           game.moves = game.moves.map(m => m.squares);
 521         }
 522         if (gtype == "live" && game.clocks[0] < 0) {
 523           // Game is unstarted
 524           game.clocks = [tc.mainTime, tc.mainTime];
 525           if (game.score == "*") {
 526             game.initime[0] = Date.now();
 527             if (myIdx >= 0) {
 528               // I play in this live game; corr games don't have clocks+initime
 529               GameStorage.update(game.id, {
 530                 clocks: game.clocks,
 531                 initime: game.initime
 532               });
 533             }
 534           }
 535         }
 536         if (game.drawOffer) {
 537           if (game.drawOffer == "t")
 538             // Three repetitions
 539             this.drawOffer = "threerep";
 540           else {
 541             // Draw offered by any of the players:
 542             if (myIdx < 0) this.drawOffer = "received";
 543             else {
 544               // I play in this game:
 545               if (
 546                 (game.drawOffer == "w" && myIdx == 0) ||
 547                 (game.drawOffer == "b" && myIdx == 1)
 548               )
 549                 this.drawOffer = "sent";
 550               else this.drawOffer = "received";
 551             }
 552           }
 553         }
 554         this.repeat = {}; //reset: scan past moves' FEN:
 555         let repIdx = 0;
 556         let vr_tmp = new V(game.fenStart);
 557         let curTurn = "n";
 558         game.moves.forEach(m => {
 559           playMove(m, vr_tmp);
 560           const fenIdx = vr_tmp.getFen().replace(/ /g, "_");
 561           this.repeat[fenIdx] = this.repeat[fenIdx]
 562             ? this.repeat[fenIdx] + 1
 563             : 1;
 564         });
 565         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 566         this.game = Object.assign(
 567           // NOTE: assign mycolor here, since BaseGame could also be VS computer
 568           {
 569             type: gtype,
 570             increment: tc.increment,
 571             mycolor: mycolor,
 572             // opponent sid not strictly required (or available), but easier
 573             // at least oppsid or oppid is available anyway:
 574             oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
 575             oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].uid,
 576             movesCount: game.moves.length
 577           },
 578           game,
 579         );
 580         this.re_setClocks();
 581         this.$nextTick(() => {
 582           this.game.rendered = true;
 583           // Did lastate arrive before game was rendered?
 584           if (this.lastate) this.processLastate();
 585         });
 586         if (callback) callback();
 587       };
 588       if (game) {
 589         afterRetrieval(game);
 590         return;
 591       }
 592       if (this.gameRef.rid) {
 593         // Remote live game: forgetting about callback func... (TODO: design)
 594         this.send("askfullgame", { target: this.gameRef.rid });
 595       } else {
 596         // Local or corr game
 597         // NOTE: afterRetrieval() is never called if game not found
 598         GameStorage.get(this.gameRef.id, afterRetrieval);
 599       }
 600     },
 601     re_setClocks: function() {
 602       if (this.game.movesCount < 2 || this.game.score != "*") {
 603         // 1st move not completed yet, or game over: freeze time
 604         this.virtualClocks = this.game.clocks.map(s => ppt(s));
 605         return;
 606       }
 607       const currentTurn = this.vr.turn;
 608       const currentMovesCount = this.game.moves.length;
 609       const colorIdx = ["w", "b"].indexOf(currentTurn);
 610       let countdown =
 611         this.game.clocks[colorIdx] -
 612         (Date.now() - this.game.initime[colorIdx]) / 1000;
 613       this.virtualClocks = [0, 1].map(i => {
 614         const removeTime =
 615           i == colorIdx ? (Date.now() - this.game.initime[colorIdx]) / 1000 : 0;
 616         return ppt(this.game.clocks[i] - removeTime);
 617       });
 618       let clockUpdate = setInterval(() => {
 619         if (
 620           countdown < 0 ||
 621           this.game.moves.length > currentMovesCount ||
 622           this.game.score != "*"
 623         ) {
 624           clearInterval(clockUpdate);
 625           if (countdown < 0)
 626             this.gameOver(
 627               currentTurn == "w" ? "0-1" : "1-0",
 628               "Time"
 629             );
 630         } else
 631           this.$set(
 632             this.virtualClocks,
 633             colorIdx,
 634             ppt(Math.max(0, --countdown))
 635           );
 636       }, 1000);
 637     },
 638     // Post-process a (potentially partial) move (which was just played in BaseGame)
 639     processMove: function(move, data) {
 640       const moveCol = this.vr.turn;
 641       const doProcessMove = () => {
 642         const colorIdx = ["w", "b"].indexOf(moveCol);
 643         const nextIdx = 1 - colorIdx;
 644         if (this.game.mycolor) {
 645           // NOTE: 'var' to see that variable outside this block
 646           var filtered_move = getFilteredMove(move);
 647         }
 648         // Send move ("newmove" event) to people in the room (if our turn)
 649         let addTime = data ? data.addTime : 0;
 650         if (moveCol == this.game.mycolor) {
 651           if (this.drawOffer == "received")
 652             // I refuse draw
 653             this.drawOffer = "";
 654           if (this.game.movesCount >= 2) {
 655             const elapsed = Date.now() - this.game.initime[colorIdx];
 656             // elapsed time is measured in milliseconds
 657             addTime = this.game.increment - elapsed / 1000;
 658           }
 659           const sendMove = {
 660             move: filtered_move,
 661             addTime: addTime,
 662             cancelDrawOffer: this.drawOffer == "",
 663             // Players' SID required for /mygames page
 664             // TODO: precompute and add this field to game object?
 665             players: this.game.players.map(p => p.sid)
 666           };
 667           this.send("newmove", { data: sendMove });
 668         }
 669         // Update current game object (no need for moves stack):
 670         playMove(move, this.vr);
 671         this.game.movesCount++;
 672         // (add)Time indication: useful in case of lastate infos requested
 673         this.game.moves.push({move:move, addTime:addTime});
 674         this.game.fen = this.vr.getFen();
 675         this.game.clocks[colorIdx] += addTime;
 676         // data.initime is set only when I receive a "lastate" move from opponent
 677         this.game.initime[nextIdx] = (data && data.initime) ? data.initime : Date.now();
 678         this.re_setClocks();
 679         // If repetition detected, consider that a draw offer was received:
 680         const fenObj = V.ParseFen(this.game.fen);
 681         let repIdx = fenObj.position + "_" + fenObj.turn;
 682         if (fenObj.flags) repIdx += "_" + fenObj.flags;
 683         this.repeat[repIdx] = this.repeat[repIdx] ? this.repeat[repIdx] + 1 : 1;
 684         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 685         else if (this.drawOffer == "threerep") this.drawOffer = "";
 686         // Since corr games are stored at only one location, update should be
 687         // done only by one player for each move:
 688         if (
 689           this.game.mycolor &&
 690           (this.game.type == "live" || moveCol == this.game.mycolor)
 691         ) {
 692           let drawCode = "";
 693           switch (this.drawOffer) {
 694             case "threerep":
 695               drawCode = "t";
 696               break;
 697             case "sent":
 698               drawCode = this.game.mycolor;
 699               break;
 700             case "received":
 701               drawCode = V.GetOppCol(this.game.mycolor);
 702               break;
 703           }
 704           if (this.game.type == "corr") {
 705             GameStorage.update(this.gameRef.id, {
 706               fen: this.game.fen,
 707               move: {
 708                 squares: filtered_move,
 709                 played: Date.now(),
 710                 idx: this.game.moves.length - 1
 711               },
 712               // Code "n" for "None" to force reset (otherwise it's ignored)
 713               drawOffer: drawCode || "n"
 714             });
 715           }
 716           else {
 717             // Live game:
 718             GameStorage.update(this.gameRef.id, {
 719               fen: this.game.fen,
 720               move: filtered_move,
 721               clocks: this.game.clocks,
 722               initime: this.game.initime,
 723               drawOffer: drawCode
 724             });
 725           }
 726         }
 727       };
 728       if (this.game.type == "corr" && moveCol == this.game.mycolor) {
 729         setTimeout(() => {
 730           if (
 731             !confirm(
 732               this.st.tr["Move played:"] +
 733                 " " +
 734                 getFullNotation(move) +
 735                 "\n" +
 736                 this.st.tr["Are you sure?"]
 737             )
 738           ) {
 739             this.$refs["basegame"].cancelLastMove();
 740             return;
 741           }
 742           doProcessMove();
 743         // Let small time to finish drawing current move attempt:
 744         }, 500);
 745       }
 746       else doProcessMove();
 747     },
 748     gameOver: function(score, scoreMsg) {
 749       this.game.score = score;
 750       this.$set(this.game, "scoreMsg", scoreMsg || getScoreMessage(score));
 751       const myIdx = this.game.players.findIndex(p => {
 752         return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 753       });
 754       if (myIdx >= 0) {
 755         // OK, I play in this game
 756         GameStorage.update(this.gameRef.id, {
 757           score: score,
 758           scoreMsg: scoreMsg
 759         });
 760         // Notify the score to main Hall. TODO: only one player (currently double send)
 761         this.send("result", { gid: this.game.id, score: score });
 762       }
 763     }
 764   }
 765 };
 766 </script>
 767
 768 <style lang="sass" scoped>
 769 .connected
 770   background-color: lightgreen
 771
 772 #participants
 773   margin-left: 5px
 774
 775 .anonymous
 776   color: grey
 777   font-style: italic
 778
 779 #playersInfo > p
 780   margin: 0
 781
 782 @media screen and (min-width: 768px)
 783   #actions
 784     width: 300px
 785 @media screen and (max-width: 767px)
 786   .game
 787     width: 100%
 788
 789 #actions
 790   display: inline-block
 791   margin: 0
 792   button
 793     display: inline-block
 794     margin: 0
 795
 796 @media screen and (max-width: 767px)
 797   #aboveBoard
 798     text-align: center
 799 @media screen and (min-width: 768px)
 800   #aboveBoard
 801     margin-left: 30%
 802
 803 .variant-cadence
 804   padding-right: 10px
 805
 806 .variant-name
 807   font-weight: bold
 808   padding-right: 10px
 809
 810 .name
 811   font-size: 1.5rem
 812   padding: 1px
 813
 814 .time
 815   font-size: 2rem
 816   display: inline-block
 817   margin-left: 10px
 818
 819 .split-names
 820   display: inline-block
 821   margin: 0 15px
 822
 823 #chat
 824   padding-top: 20px
 825   max-width: 767px
 826   border: none;
 827
 828 #chatBtn
 829   margin: 0 10px 0 0
 830
 831 .draw-sent, .draw-sent:hover
 832   background-color: lightyellow
 833
 834 .draw-received, .draw-received:hover
 835   background-color: lightgreen
 836
 837 .draw-threerep, .draw-threerep:hover
 838   background-color: #e4d1fc
 839
 840 .somethingnew
 841   background-color: #c5fefe
 842 </style>