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 && p.id === 0)")
  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 { ajax } from "@/utils/ajax";
  74 import { extractTime } from "@/utils/timeControl";
  75 import { getRandString } from "@/utils/alea";
  76 import { processModalClick } from "@/utils/modalClick";
  77 import { getFullNotation } from "@/utils/notation";
  78 import { playMove, getFilteredMove } from "@/utils/playUndo";
  79 import { getScoreMessage } from "@/utils/scoring";
  80 import { ArrayFun } from "@/utils/array";
  81 import params from "@/parameters";
  82 export default {
  83   name: "my-game",
  84   components: {
  85     BaseGame,
  86     Chat
  87   },
  88   // gameRef: to find the game in (potentially remote) storage
  89   data: function() {
  90     return {
  91       st: store.state,
  92       gameRef: {
  93         // rid = remote (socket) ID
  94         id: "",
  95         rid: ""
  96       },
  97       game: {
  98         // Passed to BaseGame
  99         players: [{ name: "" }, { name: "" }],
 100         chats: [],
 101         rendered: false
 102       },
 103       virtualClocks: [0, 0], //initialized with true game.clocks
 104       vr: null, //"variant rules" object initialized from FEN
 105       drawOffer: "",
 106       people: {}, //players + observers
 107       onMygames: [], //opponents (or me) on "MyGames" page
 108       lastate: undefined, //used if opponent send lastate before game is ready
 109       repeat: {}, //detect position repetition
 110       newChat: "",
 111       conn: null,
 112       connexionString: "",
 113       // Related to (killing of) self multi-connects:
 114       newConnect: {},
 115       killed: {}
 116     };
 117   },
 118   watch: {
 119     $route: function(to) {
 120       this.gameRef.id = to.params["id"];
 121       this.gameRef.rid = to.query["rid"];
 122       this.loadGame();
 123     }
 124   },
 125   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 126   created: function() {
 127     // Always add myself to players' list
 128     const my = this.st.user;
 129     this.$set(this.people, my.sid, { id: my.id, name: my.name });
 130     this.gameRef.id = this.$route.params["id"];
 131     this.gameRef.rid = this.$route.query["rid"]; //may be undefined
 132     // Initialize connection
 133     this.connexionString =
 134       params.socketUrl +
 135       "/?sid=" +
 136       this.st.user.sid +
 137       "&tmpId=" +
 138       getRandString() +
 139       "&page=" +
 140       encodeURIComponent(this.$route.path);
 141     this.conn = new WebSocket(this.connexionString);
 142     this.conn.onmessage = this.socketMessageListener;
 143     this.conn.onclose = this.socketCloseListener;
 144     // Socket init required before loading remote game:
 145     const socketInit = callback => {
 146       if (!!this.conn && this.conn.readyState == 1)
 147         // 1 == OPEN state
 148         callback();
 149       else
 150         // Socket not ready yet (initial loading)
 151         // NOTE: it's important to call callback without arguments,
 152         // otherwise first arg is Websocket object and loadGame fails.
 153         this.conn.onopen = () => callback();
 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       socketInit(this.loadGame);
 163   },
 164   mounted: function() {
 165     document
 166       .getElementById("chatWrap")
 167       .addEventListener("click", processModalClick);
 168   },
 169   beforeDestroy: function() {
 170     this.send("disconnect");
 171   },
 172   methods: {
 173     roomInit: function() {
 174       // Notify the room only now that I connected, because
 175       // messages might be lost otherwise (if game loading is slow)
 176       this.send("connect");
 177       this.send("pollclients");
 178     },
 179     send: function(code, obj) {
 180       if (this.conn)
 181         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 182     },
 183     isConnected: function(index) {
 184       const player = this.game.players[index];
 185       // Is it me ?
 186       if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
 187         return true;
 188       // Try to find a match in people:
 189       return (
 190         (
 191           player.sid &&
 192           Object.keys(this.people).some(sid => sid == player.sid)
 193         )
 194         ||
 195         (
 196           player.uid &&
 197           Object.values(this.people).some(p => p.id == player.uid)
 198         )
 199       );
 200     },
 201     resetChatColor: function() {
 202       // TODO: this is called twice, once on opening an once on closing
 203       document.getElementById("chatBtn").classList.remove("somethingnew");
 204     },
 205     processChat: function(chat) {
 206       this.send("newchat", { data: chat });
 207       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 208       if (this.game.type == "corr" && this.st.user.id > 0)
 209         GameStorage.update(this.gameRef.id, { chat: chat });
 210     },
 211     clearChat: function() {
 212       // Nothing more to do if game is live (chats not recorded)
 213       if (this.game.type == "corr") {
 214         if (this.game.mycolor)
 215           ajax("/chats", "DELETE", {gid: this.game.id});
 216         this.game.chats = [];
 217       }
 218     },
 219     // Notify turn after a new move (to opponent and me on MyGames page)
 220     notifyTurn: function(sid) {
 221       const player = this.people[sid];
 222       const colorIdx = this.game.players.findIndex(
 223         p => p.sid == sid || p.id == player.id);
 224       const color = ["w","b"][colorIdx];
 225       const yourTurn =
 226         (
 227           color == "w" &&
 228           this.game.movesCount % 2 == 0
 229         )
 230         ||
 231         (
 232           color == "b" &&
 233           this.game.movesCount % 2 == 1
 234         );
 235       this.send("turnchange", { target: sid, yourTurn: yourTurn });
 236     },
 237     socketMessageListener: function(msg) {
 238       if (!this.conn) return;
 239       const data = JSON.parse(msg.data);
 240       switch (data.code) {
 241         case "pollclients":
 242           data.sockIds.forEach(sid => {
 243             if (sid != this.st.user.sid) {
 244               this.send("askidentity", { target: sid });
 245               // Ask potentially missed last state, if opponent and I play
 246               if (
 247                 this.game.mycolor &&
 248                 this.game.type == "live" &&
 249                 this.game.score == "*" &&
 250                 this.game.players.some(p => p.sid == sid)
 251               ) {
 252                 this.send("asklastate", { target: sid });
 253               }
 254             }
 255           });
 256           break;
 257         case "connect":
 258           if (!this.people[data.from]) {
 259             this.newConnect[data.from] = true; //for self multi-connects tests
 260             this.send("askidentity", { target: data.from });
 261           }
 262           break;
 263         case "disconnect":
 264           this.$delete(this.people, data.from);
 265           break;
 266         case "mconnect": {
 267           // TODO: from MyGames page : send mconnect message with the list of gid (live and corr)
 268           // Either me (another tab) or opponent
 269           const sid = data.from;
 270           if (!this.onMygames.some(s => s == sid))
 271           {
 272             this.onMygames.push(sid);
 273             this.notifyTurn(sid); //TODO: this may require server ID (so, notify after receiving identity)
 274           }
 275           break;
 276           if (!this.people[sid])
 277             this.send("askidentity", { target: sid });
 278         }
 279         case "mdisconnect":
 280           ArrayFun.remove(this.onMygames, sid => sid == data.from);
 281           break;
 282         case "killed":
 283           // I logged in elsewhere:
 284           this.conn = null;
 285           alert(this.st.tr["New connexion detected: tab now offline"]);
 286           break;
 287         case "askidentity": {
 288           // Request for identification
 289           const me = {
 290             // Decompose to avoid revealing email
 291             name: this.st.user.name,
 292             sid: this.st.user.sid,
 293             id: this.st.user.id
 294           };
 295           this.send("identity", { data: me, target: data.from });
 296           break;
 297         }
 298         case "identity": {
 299           const user = data.data;
 300           this.$set(this.people, user.sid, { name: user.name, id: user.id });
 301           if (user.name) {
 302             // If I multi-connect, kill current connexion if no mark (I'm older)
 303             if (
 304               this.newConnect[user.sid] &&
 305               user.id > 0 &&
 306               user.id == this.st.user.id &&
 307               user.sid != this.st.user.sid
 308             ) {
 309               if (!this.killed[this.st.user.sid]) {
 310                 this.send("killme", { sid: this.st.user.sid });
 311                 this.killed[this.st.user.sid] = true;
 312               }
 313             }
 314           }
 315           delete this.newConnect[user.sid];
 316           break;
 317         }
 318         case "askgame":
 319           // Send current (live) game if not asked by any of the players
 320           if (
 321             this.game.type == "live" &&
 322             this.game.players.every(p => p.sid != data.from[0])
 323           ) {
 324             const myGame = {
 325               id: this.game.id,
 326               fen: this.game.fen,
 327               players: this.game.players,
 328               vid: this.game.vid,
 329               cadence: this.game.cadence,
 330               score: this.game.score,
 331               rid: this.st.user.sid //useful in Hall if I'm an observer
 332             };
 333             this.send("game", { data: myGame, target: data.from });
 334           }
 335           break;
 336         case "askfullgame":
 337           this.send("fullgame", { data: this.game, target: data.from });
 338           break;
 339         case "fullgame":
 340           // Callback "roomInit" to poll clients only after game is loaded
 341           let game = data.data;
 342           // Move format isn't the same in storage and in browser,
 343           // because of the 'addTime' field.
 344           game.moves = game.moves.map(m => { return m.move || m; });
 345           this.loadGame(game, this.roomInit);
 346           break;
 347         case "asklastate":
 348           // Sending last state if I played a move or score != "*"
 349           if (
 350             (this.game.moves.length > 0 && this.vr.turn != this.game.mycolor) ||
 351             this.game.score != "*" ||
 352             this.drawOffer == "sent"
 353           ) {
 354             // Send our "last state" informations to opponent
 355             const L = this.game.moves.length;
 356             const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 357             const myLastate = {
 358               // NOTE: lastMove (when defined) includes addTime
 359               lastMove: L > 0 ? this.game.moves[L - 1] : undefined,
 360               // Since we played a move (or abort or resign),
 361               // only drawOffer=="sent" is possible
 362               drawSent: this.drawOffer == "sent",
 363               score: this.game.score,
 364               movesCount: L,
 365               initime: this.game.initime[1 - myIdx] //relevant only if I played
 366             };
 367             this.send("lastate", { data: myLastate, target: data.from });
 368           }
 369           break;
 370         case "lastate": //got opponent infos about last move
 371           this.lastate = data.data;
 372           if (this.game.rendered)
 373             // Game is rendered (Board component)
 374             this.processLastate();
 375           // Else: will be processed when game is ready
 376           break;
 377         case "newmove": {
 378           const move = data.data;
 379           if (move.cancelDrawOffer) {
 380             // Opponent refuses draw
 381             this.drawOffer = "";
 382             // NOTE for corr games: drawOffer reset by player in turn
 383             if (this.game.type == "live" && !!this.game.mycolor)
 384               GameStorage.update(this.gameRef.id, { drawOffer: "" });
 385           }
 386           this.$refs["basegame"].play(
 387             move.move,
 388             "received",
 389             null,
 390             {addTime: move.addTime});
 391           break;
 392         }
 393         case "resign":
 394           const score = data.side == "b" ? "1-0" : "0-1";
 395           const side = data.side == "w" ? "White" : "Black";
 396           this.gameOver(score, side + " surrender");
 397           break;
 398         case "abort":
 399           this.gameOver("?", "Stop");
 400           break;
 401         case "draw":
 402           this.gameOver("1/2", data.data);
 403           break;
 404         case "drawoffer":
 405           // NOTE: observers don't know who offered draw
 406           this.drawOffer = "received";
 407           break;
 408         case "newchat":
 409           this.newChat = data.data;
 410           if (!document.getElementById("modalChat").checked)
 411             document.getElementById("chatBtn").classList.add("somethingnew");
 412           break;
 413       }
 414     },
 415     socketCloseListener: function() {
 416       this.conn = new WebSocket(this.connexionString);
 417       this.conn.addEventListener("message", this.socketMessageListener);
 418       this.conn.addEventListener("close", this.socketCloseListener);
 419     },
 420     // lastate was received, but maybe game wasn't ready yet:
 421     processLastate: function() {
 422       const data = this.lastate;
 423       this.lastate = undefined; //security...
 424       const L = this.game.moves.length;
 425       if (data.movesCount > L) {
 426         // Just got last move from him
 427         this.$refs["basegame"].play(
 428           data.lastMove.move,
 429           "received",
 430           null,
 431           {addTime: data.lastMove.addTime, initime: data.initime});
 432       }
 433       if (data.drawSent) this.drawOffer = "received";
 434       if (data.score != "*") {
 435         this.drawOffer = "";
 436         if (this.game.score == "*") this.gameOver(data.score);
 437       }
 438     },
 439     clickDraw: function() {
 440       if (!this.game.mycolor) return; //I'm just spectator
 441       if (["received", "threerep"].includes(this.drawOffer)) {
 442         if (!confirm(this.st.tr["Accept draw?"])) return;
 443         const message =
 444           this.drawOffer == "received"
 445             ? "Mutual agreement"
 446             : "Three repetitions";
 447         this.send("draw", { data: message });
 448         this.gameOver("1/2", message);
 449       } else if (this.drawOffer == "") {
 450         // No effect if drawOffer == "sent"
 451         if (this.game.mycolor != this.vr.turn) {
 452           alert(this.st.tr["Draw offer only in your turn"]);
 453           return;
 454         }
 455         if (!confirm(this.st.tr["Offer draw?"])) return;
 456         this.drawOffer = "sent";
 457         this.send("drawoffer");
 458         GameStorage.update(this.gameRef.id, { drawOffer: this.game.mycolor });
 459       }
 460     },
 461     abortGame: function() {
 462       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"])) return;
 463       this.gameOver("?", "Stop");
 464       this.send("abort");
 465     },
 466     resign: function() {
 467       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 468         return;
 469       this.send("resign", { data: this.game.mycolor });
 470       const score = this.game.mycolor == "w" ? "0-1" : "1-0";
 471       const side = this.game.mycolor == "w" ? "White" : "Black";
 472       this.gameOver(score, side + " surrender");
 473     },
 474     // 3 cases for loading a game:
 475     //  - from indexedDB (running or completed live game I play)
 476     //  - from server (one correspondance game I play[ed] or not)
 477     //  - from remote peer (one live game I don't play, finished or not)
 478     loadGame: function(game, callback) {
 479       const afterRetrieval = async game => {
 480         const vModule = await import("@/variants/" + game.vname + ".js");
 481         window.V = vModule.VariantRules;
 482         this.vr = new V(game.fen);
 483         const gtype = game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 484         const tc = extractTime(game.cadence);
 485         const myIdx = game.players.findIndex(p => {
 486           return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 487         });
 488         const mycolor = [undefined, "w", "b"][myIdx + 1]; //undefined for observers
 489         if (!game.chats) game.chats = []; //live games don't have chat history
 490         if (gtype == "corr") {
 491           if (game.players[0].color == "b") {
 492             // Adopt the same convention for live and corr games: [0] = white
 493             [game.players[0], game.players[1]] = [
 494               game.players[1],
 495               game.players[0]
 496             ];
 497           }
 498           // NOTE: clocks in seconds, initime in milliseconds
 499           game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
 500           const L = game.moves.length;
 501           if (game.score == "*") {
 502             // Set clocks + initime
 503             game.clocks = [tc.mainTime, tc.mainTime];
 504             game.initime = [0, 0];
 505             if (L >= 1) {
 506               const gameLastupdate = game.moves[L-1].played;
 507               game.initime[L % 2] = gameLastupdate;
 508               if (L >= 2) {
 509                 game.clocks[L % 2] =
 510                   tc.mainTime - (Date.now() - gameLastupdate) / 1000;
 511               }
 512             }
 513           }
 514           // Sort chat messages from newest to oldest
 515           game.chats.sort((c1, c2) => {
 516             return c2.added - c1.added;
 517           });
 518           if (myIdx >= 0 && game.score == "*" && game.chats.length > 0) {
 519             // Did a chat message arrive after my last move?
 520             let dtLastMove = 0;
 521             if (L == 1 && myIdx == 0)
 522               dtLastMove = game.moves[0].played;
 523             else if (L >= 2) {
 524               if (L % 2 == 0) {
 525                 // It's now white turn
 526                 dtLastMove = game.moves[L-1-(1-myIdx)].played;
 527               } else {
 528                 // Black turn:
 529                 dtLastMove = game.moves[L-1-myIdx].played;
 530               }
 531             }
 532             if (dtLastMove < game.chats[0].added)
 533               document.getElementById("chatBtn").classList.add("somethingnew");
 534           }
 535           // Now that we used idx and played, re-format moves as for live games
 536           game.moves = game.moves.map(m => m.squares);
 537         }
 538         if (gtype == "live" && game.clocks[0] < 0) {
 539           // Game is unstarted
 540           game.clocks = [tc.mainTime, tc.mainTime];
 541           if (game.score == "*") {
 542             game.initime[0] = Date.now();
 543             if (myIdx >= 0) {
 544               // I play in this live game; corr games don't have clocks+initime
 545               GameStorage.update(game.id, {
 546                 clocks: game.clocks,
 547                 initime: game.initime
 548               });
 549             }
 550           }
 551         }
 552         if (game.drawOffer) {
 553           if (game.drawOffer == "t")
 554             // Three repetitions
 555             this.drawOffer = "threerep";
 556           else {
 557             // Draw offered by any of the players:
 558             if (myIdx < 0) this.drawOffer = "received";
 559             else {
 560               // I play in this game:
 561               if (
 562                 (game.drawOffer == "w" && myIdx == 0) ||
 563                 (game.drawOffer == "b" && myIdx == 1)
 564               )
 565                 this.drawOffer = "sent";
 566               else this.drawOffer = "received";
 567             }
 568           }
 569         }
 570         this.repeat = {}; //reset: scan past moves' FEN:
 571         let repIdx = 0;
 572         let vr_tmp = new V(game.fenStart);
 573         let curTurn = "n";
 574         game.moves.forEach(m => {
 575           playMove(m, vr_tmp);
 576           const fenIdx = vr_tmp.getFen().replace(/ /g, "_");
 577           this.repeat[fenIdx] = this.repeat[fenIdx]
 578             ? this.repeat[fenIdx] + 1
 579             : 1;
 580         });
 581         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 582         this.game = Object.assign(
 583           // NOTE: assign mycolor here, since BaseGame could also be VS computer
 584           {
 585             type: gtype,
 586             increment: tc.increment,
 587             mycolor: mycolor,
 588             // opponent sid not strictly required (or available), but easier
 589             // at least oppsid or oppid is available anyway:
 590             oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
 591             oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].uid,
 592             movesCount: game.moves.length
 593           },
 594           game,
 595         );
 596         this.re_setClocks();
 597         this.$nextTick(() => {
 598           this.game.rendered = true;
 599           // Did lastate arrive before game was rendered?
 600           if (this.lastate) this.processLastate();
 601         });
 602         if (callback) callback();
 603       };
 604       if (game) {
 605         afterRetrieval(game);
 606         return;
 607       }
 608       if (this.gameRef.rid) {
 609         // Remote live game: forgetting about callback func... (TODO: design)
 610         this.send("askfullgame", { target: this.gameRef.rid });
 611       } else {
 612         // Local or corr game
 613         // NOTE: afterRetrieval() is never called if game not found
 614         GameStorage.get(this.gameRef.id, afterRetrieval);
 615       }
 616     },
 617     re_setClocks: function() {
 618       if (this.game.movesCount < 2 || this.game.score != "*") {
 619         // 1st move not completed yet, or game over: freeze time
 620         this.virtualClocks = this.game.clocks.map(s => ppt(s));
 621         return;
 622       }
 623       const currentTurn = this.vr.turn;
 624       const currentMovesCount = this.game.moves.length;
 625       const colorIdx = ["w", "b"].indexOf(currentTurn);
 626       let countdown =
 627         this.game.clocks[colorIdx] -
 628         (Date.now() - this.game.initime[colorIdx]) / 1000;
 629       this.virtualClocks = [0, 1].map(i => {
 630         const removeTime =
 631           i == colorIdx ? (Date.now() - this.game.initime[colorIdx]) / 1000 : 0;
 632         return ppt(this.game.clocks[i] - removeTime);
 633       });
 634       let clockUpdate = setInterval(() => {
 635         if (
 636           countdown < 0 ||
 637           this.game.moves.length > currentMovesCount ||
 638           this.game.score != "*"
 639         ) {
 640           clearInterval(clockUpdate);
 641           if (countdown < 0)
 642             this.gameOver(
 643               currentTurn == "w" ? "0-1" : "1-0",
 644               "Time"
 645             );
 646         } else
 647           this.$set(
 648             this.virtualClocks,
 649             colorIdx,
 650             ppt(Math.max(0, --countdown))
 651           );
 652       }, 1000);
 653     },
 654     // Post-process a (potentially partial) move (which was just played in BaseGame)
 655     // TODO?: wait for AJAX return to finish processing a move,
 656     //   and for opponent pingback in case of live game : if none received after e.g. 500ms, re-send newmove
 657     //   ...and provide move index with newmove event for basic check after receiving
 658     processMove: function(move, data) {
 659       const moveCol = this.vr.turn;
 660       const doProcessMove = () => {
 661         const colorIdx = ["w", "b"].indexOf(moveCol);
 662         const nextIdx = 1 - colorIdx;
 663         if (this.game.mycolor) {
 664           // NOTE: 'var' to see that variable outside this block
 665           var filtered_move = getFilteredMove(move);
 666         }
 667         // Send move ("newmove" event) to people in the room (if our turn)
 668         let addTime = (data && this.game.type == "live") ? data.addTime : 0;
 669         if (moveCol == this.game.mycolor) {
 670           if (this.drawOffer == "received")
 671             // I refuse draw
 672             this.drawOffer = "";
 673           // 'addTime' is irrelevant for corr games:
 674           if (this.game.type == "live" && this.game.movesCount >= 2) {
 675             const elapsed = Date.now() - this.game.initime[colorIdx];
 676             // elapsed time is measured in milliseconds
 677             addTime = this.game.increment - elapsed / 1000;
 678           }
 679           const sendMove = {
 680             move: filtered_move,
 681             addTime: addTime, //undefined for corr games
 682             cancelDrawOffer: this.drawOffer == "",
 683             // Players' SID required for /mygames page
 684             // TODO: precompute and add this field to game object?
 685             players: this.game.players.map(p => p.sid)
 686           };
 687           this.send("newmove", { data: sendMove });
 688         }
 689         // Update current game object (no need for moves stack):
 690         playMove(move, this.vr);
 691         this.game.movesCount++;
 692         // TODO: notifyTurn
 693         // (add)Time indication: useful in case of lastate infos requested
 694         this.game.moves.push(this.game.type == "live"
 695           ? {move:move, addTime:addTime}
 696           : move);
 697         this.game.fen = this.vr.getFen();
 698         if (this.game.type == "live") this.game.clocks[colorIdx] += addTime;
 699         // In corr games, just reset clock to mainTime:
 700         else this.game.clocks[colorIdx] = extractTime(this.game.cadence).mainTime;
 701         // data.initime is set only when I receive a "lastate" move from opponent
 702         this.game.initime[nextIdx] = (data && data.initime) ? data.initime : Date.now();
 703         this.re_setClocks();
 704         // If repetition detected, consider that a draw offer was received:
 705         const fenObj = V.ParseFen(this.game.fen);
 706         let repIdx = fenObj.position + "_" + fenObj.turn;
 707         if (fenObj.flags) repIdx += "_" + fenObj.flags;
 708         this.repeat[repIdx] = this.repeat[repIdx] ? this.repeat[repIdx] + 1 : 1;
 709         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 710         else if (this.drawOffer == "threerep") this.drawOffer = "";
 711         // Since corr games are stored at only one location, update should be
 712         // done only by one player for each move:
 713         if (
 714           this.game.mycolor &&
 715           (this.game.type == "live" || moveCol == this.game.mycolor)
 716         ) {
 717           let drawCode = "";
 718           switch (this.drawOffer) {
 719             case "threerep":
 720               drawCode = "t";
 721               break;
 722             case "sent":
 723               drawCode = this.game.mycolor;
 724               break;
 725             case "received":
 726               drawCode = V.GetOppCol(this.game.mycolor);
 727               break;
 728           }
 729           if (this.game.type == "corr") {
 730             GameStorage.update(this.gameRef.id, {
 731               fen: this.game.fen,
 732               move: {
 733                 squares: filtered_move,
 734                 played: Date.now(),
 735                 idx: this.game.moves.length - 1
 736               },
 737               // Code "n" for "None" to force reset (otherwise it's ignored)
 738               drawOffer: drawCode || "n"
 739             });
 740           }
 741           else {
 742             // Live game:
 743             GameStorage.update(this.gameRef.id, {
 744               fen: this.game.fen,
 745               move: filtered_move,
 746               clocks: this.game.clocks,
 747               initime: this.game.initime,
 748               drawOffer: drawCode
 749             });
 750           }
 751         }
 752       };
 753       if (this.game.type == "corr" && moveCol == this.game.mycolor) {
 754         setTimeout(() => {
 755           if (
 756             !confirm(
 757               this.st.tr["Move played:"] +
 758                 " " +
 759                 getFullNotation(move) +
 760                 "\n" +
 761                 this.st.tr["Are you sure?"]
 762             )
 763           ) {
 764             this.$refs["basegame"].cancelLastMove();
 765             return;
 766           }
 767           doProcessMove();
 768         // Let small time to finish drawing current move attempt:
 769         }, 500);
 770       }
 771       else doProcessMove();
 772     },
 773     gameOver: function(score, scoreMsg) {
 774       this.game.score = score;
 775       this.$set(this.game, "scoreMsg", scoreMsg || getScoreMessage(score));
 776       const myIdx = this.game.players.findIndex(p => {
 777         return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 778       });
 779       if (myIdx >= 0) {
 780         // OK, I play in this game
 781         GameStorage.update(this.gameRef.id, {
 782           score: score,
 783           scoreMsg: scoreMsg
 784         });
 785         // Notify the score to main Hall. TODO: only one player (currently double send)
 786         this.send("result", { gid: this.game.id, score: score });
 787       }
 788     }
 789   }
 790 };
 791 </script>
 792
 793 <style lang="sass" scoped>
 794 .connected
 795   background-color: lightgreen
 796
 797 #participants
 798   margin-left: 5px
 799
 800 .anonymous
 801   color: grey
 802   font-style: italic
 803
 804 #playersInfo > p
 805   margin: 0
 806
 807 @media screen and (min-width: 768px)
 808   #actions
 809     width: 300px
 810 @media screen and (max-width: 767px)
 811   .game
 812     width: 100%
 813
 814 #actions
 815   display: inline-block
 816   margin: 0
 817   button
 818     display: inline-block
 819     margin: 0
 820
 821 @media screen and (max-width: 767px)
 822   #aboveBoard
 823     text-align: center
 824 @media screen and (min-width: 768px)
 825   #aboveBoard
 826     margin-left: 30%
 827
 828 .variant-cadence
 829   padding-right: 10px
 830
 831 .variant-name
 832   font-weight: bold
 833   padding-right: 10px
 834
 835 .name
 836   font-size: 1.5rem
 837   padding: 1px
 838
 839 .time
 840   font-size: 2rem
 841   display: inline-block
 842   margin-left: 10px
 843
 844 .split-names
 845   display: inline-block
 846   margin: 0 15px
 847
 848 #chat
 849   padding-top: 20px
 850   max-width: 767px
 851   border: none;
 852
 853 #chatBtn
 854   margin: 0 10px 0 0
 855
 856 .draw-sent, .draw-sent:hover
 857   background-color: lightyellow
 858
 859 .draw-received, .draw-received:hover
 860   background-color: lightgreen
 861
 862 .draw-threerep, .draw-threerep:hover
 863   background-color: #e4d1fc
 864
 865 .somethingnew
 866   background-color: #c5fefe
 867 </style>