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       roomInitialized: false,
 113       // If newmove has wrong index: ask fullgame again:
 114       fullGamerequested: false,
 115       // If asklastate got no reply, ask again:
 116       gotLastate: false,
 117       // If newmove got no pingback, send again:
 118       opponentGotMove: false,
 119       connexionString: "",
 120       // Related to (killing of) self multi-connects:
 121       newConnect: {},
 122       killed: {}
 123     };
 124   },
 125   watch: {
 126     $route: function(to) {
 127       this.gameRef.id = to.params["id"];
 128       this.gameRef.rid = to.query["rid"];
 129       this.loadGame();
 130     }
 131   },
 132   // NOTE: some redundant code with Hall.vue (mostly related to people array)
 133   created: function() {
 134     // Always add myself to players' list
 135     const my = this.st.user;
 136     this.$set(this.people, my.sid, { id: my.id, name: my.name });
 137     this.gameRef.id = this.$route.params["id"];
 138     this.gameRef.rid = this.$route.query["rid"]; //may be undefined
 139     // Initialize connection
 140     this.connexionString =
 141       params.socketUrl +
 142       "/?sid=" +
 143       this.st.user.sid +
 144       "&tmpId=" +
 145       getRandString() +
 146       "&page=" +
 147       encodeURIComponent(this.$route.path);
 148     this.conn = new WebSocket(this.connexionString);
 149     this.conn.onmessage = this.socketMessageListener;
 150     this.conn.onclose = this.socketCloseListener;
 151     // Socket init required before loading remote game:
 152     const socketInit = callback => {
 153       if (!!this.conn && this.conn.readyState == 1)
 154         // 1 == OPEN state
 155         callback();
 156       else
 157         // Socket not ready yet (initial loading)
 158         // NOTE: it's important to call callback without arguments,
 159         // otherwise first arg is Websocket object and loadGame fails.
 160         this.conn.onopen = () => callback();
 161     };
 162     if (!this.gameRef.rid)
 163       // Game stored locally or on server
 164       this.loadGame(null, () => socketInit(this.roomInit));
 165     else
 166       // Game stored remotely: need socket to retrieve it
 167       // NOTE: the callback "roomInit" will be lost, so we don't provide it.
 168       // --> It will be given when receiving "fullgame" socket event.
 169       socketInit(this.loadGame);
 170   },
 171   mounted: function() {
 172     document
 173       .getElementById("chatWrap")
 174       .addEventListener("click", processModalClick);
 175   },
 176   beforeDestroy: function() {
 177     this.send("disconnect");
 178   },
 179   methods: {
 180     roomInit: function() {
 181       if (!this.roomInitialized) {
 182         // Notify the room only now that I connected, because
 183         // messages might be lost otherwise (if game loading is slow)
 184         this.send("connect");
 185         this.send("pollclients");
 186         // We may ask fullgame several times if some moves are lost,
 187         // but room should be init only once:
 188         this.roomInitialized = true;
 189       }
 190     },
 191     send: function(code, obj) {
 192       if (!!this.conn)
 193         this.conn.send(JSON.stringify(Object.assign({ code: code }, obj)));
 194     },
 195     isConnected: function(index) {
 196       const player = this.game.players[index];
 197       // Is it me ?
 198       if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
 199         return true;
 200       // Try to find a match in people:
 201       return (
 202         (
 203           player.sid &&
 204           Object.keys(this.people).some(sid => sid == player.sid)
 205         )
 206         ||
 207         (
 208           player.uid &&
 209           Object.values(this.people).some(p => p.id == player.uid)
 210         )
 211       );
 212     },
 213     resetChatColor: function() {
 214       // TODO: this is called twice, once on opening an once on closing
 215       document.getElementById("chatBtn").classList.remove("somethingnew");
 216     },
 217     processChat: function(chat) {
 218       this.send("newchat", { data: chat });
 219       // NOTE: anonymous chats in corr games are not stored on server (TODO?)
 220       if (this.game.type == "corr" && this.st.user.id > 0)
 221         GameStorage.update(this.gameRef.id, { chat: chat });
 222     },
 223     clearChat: function() {
 224       // Nothing more to do if game is live (chats not recorded)
 225       if (this.game.type == "corr") {
 226         if (!!this.game.mycolor)
 227           ajax("/chats", "DELETE", {gid: this.game.id});
 228         this.game.chats = [];
 229       }
 230     },
 231     // Notify turn after a new move (to opponent and me on MyGames page)
 232     notifyTurn: function(sid) {
 233       const player = this.people[sid];
 234       const colorIdx = this.game.players.findIndex(
 235         p => p.sid == sid || p.id == player.id);
 236       const color = ["w","b"][colorIdx];
 237       const yourTurn =
 238         (
 239           color == "w" &&
 240           this.game.movesCount % 2 == 0
 241         )
 242         ||
 243         (
 244           color == "b" &&
 245           this.game.movesCount % 2 == 1
 246         );
 247       this.send("turnchange", { target: sid, yourTurn: yourTurn });
 248     },
 249     socketMessageListener: function(msg) {
 250       if (!this.conn) return;
 251       const data = JSON.parse(msg.data);
 252       switch (data.code) {
 253         case "pollclients":
 254           data.sockIds.forEach(sid => {
 255             if (sid != this.st.user.sid) {
 256               this.send("askidentity", { target: sid });
 257               // Ask potentially missed last state, if opponent and I play
 258               if (
 259                 !!this.game.mycolor &&
 260                 this.game.type == "live" &&
 261                 this.game.score == "*" &&
 262                 this.game.players.some(p => p.sid == sid)
 263               ) {
 264                 this.send("asklastate", { target: sid });
 265               }
 266             }
 267           });
 268           break;
 269         case "connect":
 270           if (!this.people[data.from]) {
 271             this.newConnect[data.from] = true; //for self multi-connects tests
 272             this.send("askidentity", { target: data.from });
 273           }
 274           break;
 275         case "disconnect":
 276           this.$delete(this.people, data.from);
 277           break;
 278         case "mconnect": {
 279           // TODO: from MyGames page : send mconnect message with the list of gid (live and corr)
 280           // Either me (another tab) or opponent
 281           const sid = data.from;
 282           if (!this.onMygames.some(s => s == sid))
 283           {
 284             this.onMygames.push(sid);
 285             this.notifyTurn(sid); //TODO: this may require server ID (so, notify after receiving identity)
 286           }
 287           break;
 288           if (!this.people[sid])
 289             this.send("askidentity", { target: sid });
 290         }
 291         case "mdisconnect":
 292           ArrayFun.remove(this.onMygames, sid => sid == data.from);
 293           break;
 294         case "killed":
 295           // I logged in elsewhere:
 296           this.conn = null;
 297           alert(this.st.tr["New connexion detected: tab now offline"]);
 298           break;
 299         case "askidentity": {
 300           // Request for identification
 301           const me = {
 302             // Decompose to avoid revealing email
 303             name: this.st.user.name,
 304             sid: this.st.user.sid,
 305             id: this.st.user.id
 306           };
 307           this.send("identity", { data: me, target: data.from });
 308           break;
 309         }
 310         case "identity": {
 311           const user = data.data;
 312           this.$set(this.people, user.sid, { name: user.name, id: user.id });
 313           // If I multi-connect, kill current connexion if no mark (I'm older)
 314           if (this.newConnect[user.sid]) {
 315             if (
 316               user.id > 0 &&
 317               user.id == this.st.user.id &&
 318               user.sid != this.st.user.sid &&
 319               !this.killed[this.st.user.sid]
 320             ) {
 321                 this.send("killme", { sid: this.st.user.sid });
 322                 this.killed[this.st.user.sid] = true;
 323             }
 324             delete this.newConnect[user.sid];
 325           }
 326           break;
 327         }
 328         case "askgame":
 329           // Send current (live) game if not asked by any of the players
 330           if (
 331             this.game.type == "live" &&
 332             this.game.players.every(p => p.sid != data.from[0])
 333           ) {
 334             const myGame = {
 335               id: this.game.id,
 336               fen: this.game.fen,
 337               players: this.game.players,
 338               vid: this.game.vid,
 339               cadence: this.game.cadence,
 340               score: this.game.score,
 341               rid: this.st.user.sid //useful in Hall if I'm an observer
 342             };
 343             this.send("game", { data: myGame, target: data.from });
 344           }
 345           break;
 346         case "askfullgame":
 347           this.send("fullgame", { data: this.game, target: data.from });
 348           break;
 349         case "fullgame":
 350           // Callback "roomInit" to poll clients only after game is loaded
 351           let game = data.data;
 352           // Move format isn't the same in storage and in browser,
 353           // because of the 'addTime' field.
 354           game.moves = game.moves.map(m => { return m.move || m; });
 355           this.loadGame(game, this.roomInit);
 356           break;
 357         case "asklastate":
 358           // Sending last state if I played a move or score != "*"
 359           if (
 360             (this.game.moves.length > 0 && this.vr.turn != this.game.mycolor) ||
 361             this.game.score != "*" ||
 362             this.drawOffer == "sent"
 363           ) {
 364             // Send our "last state" informations to opponent
 365             const L = this.game.moves.length;
 366             const myIdx = ["w", "b"].indexOf(this.game.mycolor);
 367             const myLastate = {
 368               // NOTE: lastMove (when defined) includes addTime
 369               lastMove: L > 0 ? this.game.moves[L - 1] : undefined,
 370               // Since we played a move (or abort or resign),
 371               // only drawOffer=="sent" is possible
 372               drawSent: this.drawOffer == "sent",
 373               score: this.game.score,
 374               movesCount: L,
 375               initime: this.game.initime[1 - myIdx] //relevant only if I played
 376             };
 377             this.send("lastate", { data: myLastate, target: data.from });
 378           }
 379           break;
 380         case "lastate": //got opponent infos about last move
 381           this.lastate = data.data;
 382           if (this.game.rendered)
 383             // Game is rendered (Board component)
 384             this.processLastate();
 385           // Else: will be processed when game is ready
 386           break;
 387         case "newmove": {
 388           const move = data.data;
 389           if (move.index > this.game.movesCount && !this.fullGameRequested) {
 390             // This can only happen if I'm an observer and missed a move:
 391             // just ask fullgame again, this is much simpler.
 392             (function askIfPeerConnected() {
 393               if (!!this.people[this.gameRef.rid])
 394                 this.send("askfullgame", { target: this.gameRef.rid });
 395               else setTimeout(askIfPeerConnected, 1000);
 396             })();
 397             this.fullGameRequested = true;
 398           } else {
 399             if (
 400               move.index < this.game.movesCount ||
 401               this.gotMoveIdx >= move.index
 402             ) {
 403               // Opponent re-send but we already have the move:
 404               // (maybe he didn't receive our pingback...)
 405               // TODO: currently, all opponent game tabs will receive this
 406               this.send("gotmove", {index: move.index, target: data.from});
 407             } else {
 408               const receiveMyMove = (
 409                 !!this.game.mycolor &&
 410                 move.index == this.game.movesCount
 411               );
 412               if (!receiveMyMove && !!this.game.mycolor)
 413                 // Notify opponent that I got the move:
 414                 this.send("gotmove", {index: move.index, target: data.from});
 415               if (move.cancelDrawOffer) {
 416                 // Opponent refuses draw
 417                 this.drawOffer = "";
 418                 // NOTE for corr games: drawOffer reset by player in turn
 419                 if (
 420                   this.game.type == "live" &&
 421                   !!this.game.mycolor &&
 422                   !receiveMyMove
 423                 ) {
 424                   GameStorage.update(this.gameRef.id, { drawOffer: "" });
 425                 }
 426               }
 427               this.$refs["basegame"].play(
 428                 move.move,
 429                 "received",
 430                 null,
 431                 {
 432                   addTime: move.addTime,
 433                   receiveMyMove: receiveMyMove
 434                 }
 435               );
 436             }
 437           }
 438           break;
 439         }
 440         case "gotmove": {
 441           this.opponentGotMove = true;
 442           break;
 443         }
 444 /// TODO: same strategy for askLastate
 445 // --> the message could not have been received,
 446 // or maybe we ddn't receive it back.
 447
 448
 449         case "resign":
 450           const score = data.side == "b" ? "1-0" : "0-1";
 451           const side = data.side == "w" ? "White" : "Black";
 452           this.gameOver(score, side + " surrender");
 453           break;
 454         case "abort":
 455           this.gameOver("?", "Stop");
 456           break;
 457         case "draw":
 458           this.gameOver("1/2", data.data);
 459           break;
 460         case "drawoffer":
 461           // NOTE: observers don't know who offered draw
 462           this.drawOffer = "received";
 463           break;
 464         case "newchat":
 465           this.newChat = data.data;
 466           if (!document.getElementById("modalChat").checked)
 467             document.getElementById("chatBtn").classList.add("somethingnew");
 468           break;
 469       }
 470     },
 471     socketCloseListener: function() {
 472       this.conn = new WebSocket(this.connexionString);
 473       this.conn.addEventListener("message", this.socketMessageListener);
 474       this.conn.addEventListener("close", this.socketCloseListener);
 475     },
 476     // lastate was received, but maybe game wasn't ready yet:
 477     processLastate: function() {
 478       const data = this.lastate;
 479       this.lastate = undefined; //security...
 480       const L = this.game.moves.length;
 481       if (data.movesCount > L) {
 482         // Just got last move from him
 483         this.$refs["basegame"].play(
 484           data.lastMove.move,
 485           "received",
 486           null,
 487           {addTime: data.lastMove.addTime, initime: data.initime});
 488       }
 489       if (data.drawSent) this.drawOffer = "received";
 490       if (data.score != "*") {
 491         this.drawOffer = "";
 492         if (this.game.score == "*") this.gameOver(data.score);
 493       }
 494     },
 495     clickDraw: function() {
 496       if (!this.game.mycolor) return; //I'm just spectator
 497       if (["received", "threerep"].includes(this.drawOffer)) {
 498         if (!confirm(this.st.tr["Accept draw?"])) return;
 499         const message =
 500           this.drawOffer == "received"
 501             ? "Mutual agreement"
 502             : "Three repetitions";
 503         this.send("draw", { data: message });
 504         this.gameOver("1/2", message);
 505       } else if (this.drawOffer == "") {
 506         // No effect if drawOffer == "sent"
 507         if (!!this.game.mycolor != this.vr.turn) {
 508           alert(this.st.tr["Draw offer only in your turn"]);
 509           return;
 510         }
 511         if (!confirm(this.st.tr["Offer draw?"])) return;
 512         this.drawOffer = "sent";
 513         this.send("drawoffer");
 514         GameStorage.update(this.gameRef.id, { drawOffer: this.game.mycolor });
 515       }
 516     },
 517     abortGame: function() {
 518       if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"])) return;
 519       this.gameOver("?", "Stop");
 520       this.send("abort");
 521     },
 522     resign: function() {
 523       if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
 524         return;
 525       this.send("resign", { data: this.game.mycolor });
 526       const score = this.game.mycolor == "w" ? "0-1" : "1-0";
 527       const side = this.game.mycolor == "w" ? "White" : "Black";
 528       this.gameOver(score, side + " surrender");
 529     },
 530     // 3 cases for loading a game:
 531     //  - from indexedDB (running or completed live game I play)
 532     //  - from server (one correspondance game I play[ed] or not)
 533     //  - from remote peer (one live game I don't play, finished or not)
 534     loadGame: function(game, callback) {
 535       const afterRetrieval = async game => {
 536         const vModule = await import("@/variants/" + game.vname + ".js");
 537         window.V = vModule.VariantRules;
 538         this.vr = new V(game.fen);
 539         const gtype = game.cadence.indexOf("d") >= 0 ? "corr" : "live";
 540         const tc = extractTime(game.cadence);
 541         const myIdx = game.players.findIndex(p => {
 542           return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 543         });
 544         const mycolor = [undefined, "w", "b"][myIdx + 1]; //undefined for observers
 545         if (!game.chats) game.chats = []; //live games don't have chat history
 546         if (gtype == "corr") {
 547           if (game.players[0].color == "b") {
 548             // Adopt the same convention for live and corr games: [0] = white
 549             [game.players[0], game.players[1]] = [
 550               game.players[1],
 551               game.players[0]
 552             ];
 553           }
 554           // NOTE: clocks in seconds, initime in milliseconds
 555           game.moves.sort((m1, m2) => m1.idx - m2.idx); //in case of
 556           const L = game.moves.length;
 557           if (game.score == "*") {
 558             // Set clocks + initime
 559             game.clocks = [tc.mainTime, tc.mainTime];
 560             game.initime = [0, 0];
 561             if (L >= 1) {
 562               const gameLastupdate = game.moves[L-1].played;
 563               game.initime[L % 2] = gameLastupdate;
 564               if (L >= 2) {
 565                 game.clocks[L % 2] =
 566                   tc.mainTime - (Date.now() - gameLastupdate) / 1000;
 567               }
 568             }
 569           }
 570           // Sort chat messages from newest to oldest
 571           game.chats.sort((c1, c2) => {
 572             return c2.added - c1.added;
 573           });
 574           if (myIdx >= 0 && game.score == "*" && game.chats.length > 0) {
 575             // Did a chat message arrive after my last move?
 576             let dtLastMove = 0;
 577             if (L == 1 && myIdx == 0)
 578               dtLastMove = game.moves[0].played;
 579             else if (L >= 2) {
 580               if (L % 2 == 0) {
 581                 // It's now white turn
 582                 dtLastMove = game.moves[L-1-(1-myIdx)].played;
 583               } else {
 584                 // Black turn:
 585                 dtLastMove = game.moves[L-1-myIdx].played;
 586               }
 587             }
 588             if (dtLastMove < game.chats[0].added)
 589               document.getElementById("chatBtn").classList.add("somethingnew");
 590           }
 591           // Now that we used idx and played, re-format moves as for live games
 592           game.moves = game.moves.map(m => m.squares);
 593         }
 594         if (gtype == "live" && game.clocks[0] < 0) {
 595           // Game is unstarted
 596           game.clocks = [tc.mainTime, tc.mainTime];
 597           if (game.score == "*") {
 598             game.initime[0] = Date.now();
 599             if (myIdx >= 0) {
 600               // I play in this live game; corr games don't have clocks+initime
 601               GameStorage.update(game.id, {
 602                 clocks: game.clocks,
 603                 initime: game.initime
 604               });
 605             }
 606           }
 607         }
 608         if (game.drawOffer) {
 609           if (game.drawOffer == "t")
 610             // Three repetitions
 611             this.drawOffer = "threerep";
 612           else {
 613             // Draw offered by any of the players:
 614             if (myIdx < 0) this.drawOffer = "received";
 615             else {
 616               // I play in this game:
 617               if (
 618                 (game.drawOffer == "w" && myIdx == 0) ||
 619                 (game.drawOffer == "b" && myIdx == 1)
 620               )
 621                 this.drawOffer = "sent";
 622               else this.drawOffer = "received";
 623             }
 624           }
 625         }
 626         this.repeat = {}; //reset: scan past moves' FEN:
 627         let repIdx = 0;
 628         let vr_tmp = new V(game.fenStart);
 629         let curTurn = "n";
 630         game.moves.forEach(m => {
 631           playMove(m, vr_tmp);
 632           const fenIdx = vr_tmp.getFen().replace(/ /g, "_");
 633           this.repeat[fenIdx] = this.repeat[fenIdx]
 634             ? this.repeat[fenIdx] + 1
 635             : 1;
 636         });
 637         if (this.repeat[repIdx] >= 3) this.drawOffer = "threerep";
 638         this.game = Object.assign(
 639           // NOTE: assign mycolor here, since BaseGame could also be VS computer
 640           {
 641             type: gtype,
 642             increment: tc.increment,
 643             mycolor: mycolor,
 644             // opponent sid not strictly required (or available), but easier
 645             // at least oppsid or oppid is available anyway:
 646             oppsid: myIdx < 0 ? undefined : game.players[1 - myIdx].sid,
 647             oppid: myIdx < 0 ? undefined : game.players[1 - myIdx].uid,
 648             movesCount: game.moves.length
 649           },
 650           game,
 651         );
 652         if (this.fullGameRequested)
 653           // Second (or more) time the full game is asked:
 654           this.fullGameRequested = false;
 655         this.re_setClocks();
 656         this.$nextTick(() => {
 657           this.game.rendered = true;
 658           // Did lastate arrive before game was rendered?
 659           if (this.lastate) this.processLastate();
 660         });
 661         if (callback) callback();
 662       };
 663       if (!!game) {
 664         afterRetrieval(game);
 665         return;
 666       }
 667       if (this.gameRef.rid) {
 668         // Remote live game: forgetting about callback func... (TODO: design)
 669         this.send("askfullgame", { target: this.gameRef.rid });
 670       } else {
 671         // Local or corr game
 672         // NOTE: afterRetrieval() is never called if game not found
 673         GameStorage.get(this.gameRef.id, afterRetrieval);
 674       }
 675     },
 676     re_setClocks: function() {
 677       if (this.game.movesCount < 2 || this.game.score != "*") {
 678         // 1st move not completed yet, or game over: freeze time
 679         this.virtualClocks = this.game.clocks.map(s => ppt(s));
 680         return;
 681       }
 682       const currentTurn = this.vr.turn;
 683       const currentMovesCount = this.game.moves.length;
 684       const colorIdx = ["w", "b"].indexOf(currentTurn);
 685       let countdown =
 686         this.game.clocks[colorIdx] -
 687         (Date.now() - this.game.initime[colorIdx]) / 1000;
 688       this.virtualClocks = [0, 1].map(i => {
 689         const removeTime =
 690           i == colorIdx ? (Date.now() - this.game.initime[colorIdx]) / 1000 : 0;
 691         return ppt(this.game.clocks[i] - removeTime);
 692       });
 693       let clockUpdate = setInterval(() => {
 694         if (
 695           countdown < 0 ||
 696           this.game.moves.length > currentMovesCount ||
 697           this.game.score != "*"
 698         ) {
 699           clearInterval(clockUpdate);
 700           if (countdown < 0)
 701             this.gameOver(
 702               currentTurn == "w" ? "0-1" : "1-0",
 703               "Time"
 704             );
 705         } else
 706           this.$set(
 707             this.virtualClocks,
 708             colorIdx,
 709             ppt(Math.max(0, --countdown))
 710           );
 711       }, 1000);
 712     },
 713     // Post-process a (potentially partial) move (which was just played in BaseGame)
 714     processMove: function(move, data) {
 715       const moveCol = this.vr.turn;
 716       const doProcessMove = () => {
 717         const colorIdx = ["w", "b"].indexOf(moveCol);
 718         const nextIdx = 1 - colorIdx;
 719         if (!!this.game.mycolor && !data.receiveMyMove) {
 720           // NOTE: 'var' to see that variable outside this block
 721           var filtered_move = getFilteredMove(move);
 722         }
 723         // Send move ("newmove" event) to people in the room (if our turn)
 724         let addTime = (data && this.game.type == "live") ? data.addTime : 0;
 725         if (moveCol == this.game.mycolor && !data.receiveMyMove) {
 726           if (this.drawOffer == "received")
 727             // I refuse draw
 728             this.drawOffer = "";
 729           // 'addTime' is irrelevant for corr games:
 730           if (this.game.type == "live" && this.game.movesCount >= 2) {
 731             const elapsed = Date.now() - this.game.initime[colorIdx];
 732             // elapsed time is measured in milliseconds
 733             addTime = this.game.increment - elapsed / 1000;
 734           }
 735           const sendMove = {
 736             move: filtered_move,
 737             index: this.game.movesCount,
 738             addTime: addTime, //undefined for corr games
 739             cancelDrawOffer: this.drawOffer == ""
 740           };
 741           this.opponentGotMove = false;
 742           this.send("newmove", { data: sendMove });
 743
 744 // TODO: setInterval 500ms to 1s (750?) : if !gotMove (with the right index), re-send
 745
 746         }
 747         // Update current game object (no need for moves stack):
 748         playMove(move, this.vr);
 749         this.game.movesCount++;
 750 // TODO: notifyTurn: "changeturn" message
 751         // (add)Time indication: useful in case of lastate infos requested
 752         this.game.moves.push(this.game.type == "live"
 753           ? {move:move, addTime:addTime}
 754           : move);
 755         this.game.fen = this.vr.getFen();
 756         if (this.game.type == "live") this.game.clocks[colorIdx] += addTime;
 757         // In corr games, just reset clock to mainTime:
 758         else this.game.clocks[colorIdx] = extractTime(this.game.cadence).mainTime;
 759         // data.initime is set only when I receive a "lastate" move from opponent
 760         this.game.initime[nextIdx] = (data && data.initime) ? data.initime : Date.now();
 761         this.re_setClocks();
 762         // If repetition detected, consider that a draw offer was received:
 763         const fenObj = this.vr.getFenForRepeat();
 764         this.repeat[fenObj] = this.repeat[fenObj] ? this.repeat[fenObj] + 1 : 1;
 765         if (this.repeat[fenObj] >= 3) this.drawOffer = "threerep";
 766         else if (this.drawOffer == "threerep") this.drawOffer = "";
 767         // Since corr games are stored at only one location, update should be
 768         // done only by one player for each move:
 769         if (
 770           !!this.game.mycolor &&
 771           !data.receiveMyMove &&
 772           (this.game.type == "live" || moveCol == this.game.mycolor)
 773         ) {
 774           let drawCode = "";
 775           switch (this.drawOffer) {
 776             case "threerep":
 777               drawCode = "t";
 778               break;
 779             case "sent":
 780               drawCode = this.game.mycolor;
 781               break;
 782             case "received":
 783               drawCode = V.GetOppCol(this.game.mycolor);
 784               break;
 785           }
 786           if (this.game.type == "corr") {
 787             GameStorage.update(this.gameRef.id, {
 788               fen: this.game.fen,
 789               move: {
 790                 squares: filtered_move,
 791                 played: Date.now(),
 792                 idx: this.game.moves.length - 1
 793               },
 794               // Code "n" for "None" to force reset (otherwise it's ignored)
 795               drawOffer: drawCode || "n"
 796             });
 797           }
 798           else {
 799             // Live game:
 800             GameStorage.update(this.gameRef.id, {
 801               fen: this.game.fen,
 802               move: filtered_move,
 803               clocks: this.game.clocks,
 804               initime: this.game.initime,
 805               drawOffer: drawCode
 806             });
 807           }
 808         }
 809       };
 810       if (
 811         this.game.type == "corr" &&
 812         moveCol == this.game.mycolor &&
 813         !data.receiveMyMove
 814       ) {
 815         setTimeout(() => {
 816           // TODO: remplacer cette confirm box par qqch de plus discret
 817           // (et de même pour challenge accepté / refusé)
 818           if (
 819             !confirm(
 820               this.st.tr["Move played:"] +
 821                 " " +
 822                 getFullNotation(move) +
 823                 "\n" +
 824                 this.st.tr["Are you sure?"]
 825             )
 826           ) {
 827             this.$refs["basegame"].cancelLastMove();
 828             return;
 829           }
 830           doProcessMove();
 831         // Let small time to finish drawing current move attempt:
 832         }, 500);
 833       }
 834       else doProcessMove();
 835     },
 836     gameOver: function(score, scoreMsg) {
 837       this.game.score = score;
 838       this.$set(this.game, "scoreMsg", scoreMsg || getScoreMessage(score));
 839       const myIdx = this.game.players.findIndex(p => {
 840         return p.sid == this.st.user.sid || p.uid == this.st.user.id;
 841       });
 842       if (myIdx >= 0) {
 843         // OK, I play in this game
 844         GameStorage.update(this.gameRef.id, {
 845           score: score,
 846           scoreMsg: scoreMsg
 847         });
 848         // Notify the score to main Hall. TODO: only one player (currently double send)
 849         this.send("result", { gid: this.game.id, score: score });
 850       }
 851     }
 852   }
 853 };
 854 </script>
 855
 856 <style lang="sass" scoped>
 857 .connected
 858   background-color: lightgreen
 859
 860 #participants
 861   margin-left: 5px
 862
 863 .anonymous
 864   color: grey
 865   font-style: italic
 866
 867 #playersInfo > p
 868   margin: 0
 869
 870 @media screen and (min-width: 768px)
 871   #actions
 872     width: 300px
 873 @media screen and (max-width: 767px)
 874   .game
 875     width: 100%
 876
 877 #actions
 878   display: inline-block
 879   margin: 0
 880   button
 881     display: inline-block
 882     margin: 0
 883
 884 @media screen and (max-width: 767px)
 885   #aboveBoard
 886     text-align: center
 887 @media screen and (min-width: 768px)
 888   #aboveBoard
 889     margin-left: 30%
 890
 891 .variant-cadence
 892   padding-right: 10px
 893
 894 .variant-name
 895   font-weight: bold
 896   padding-right: 10px
 897
 898 .name
 899   font-size: 1.5rem
 900   padding: 1px
 901
 902 .time
 903   font-size: 2rem
 904   display: inline-block
 905   margin-left: 10px
 906
 907 .split-names
 908   display: inline-block
 909   margin: 0 15px
 910
 911 #chat
 912   padding-top: 20px
 913   max-width: 767px
 914   border: none;
 915
 916 #chatBtn
 917   margin: 0 10px 0 0
 918
 919 .draw-sent, .draw-sent:hover
 920   background-color: lightyellow
 921
 922 .draw-received, .draw-received:hover
 923   background-color: lightgreen
 924
 925 .draw-threerep, .draw-threerep:hover
 926   background-color: #e4d1fc
 927
 928 .somethingnew
 929   background-color: #c5fefe
 930 </style>