3 input#modalChat.modal(type="checkbox" @click="resetChatColor")
4 div#chatWrap(role="dialog" data-checkbox="modalChat" aria-labelledby="inputChat")
6 label.modal-close(for="modalChat")
8 span {{ Object.keys(people).length + " " + st.tr["participant(s):"] }}
9 span(v-for="p in Object.values(people)" v-if="!!p.name")
11 span.anonymous(v-if="Object.values(people).some(p => !p.name)")
13 Chat(:players="game.players" :pastChats="game.chats"
14 :newChat="newChat" @mychat="processChat")
16 #aboveBoard.col-sm-12.col-md-9.col-md-offset-3.col-lg-10.col-lg-offset-2
17 span.variant-info {{ game.vname }}
18 button#chatBtn(onClick="doClick('modalChat')") Chat
19 #actions(v-if="game.score=='*'")
20 button(@click="clickDraw" :class="{['draw-' + drawOffer]: true}")
22 button(v-if="!!game.mycolor" @click="abortGame") {{ st.tr["Abort"] }}
23 button(v-if="!!game.mycolor" @click="resign") {{ st.tr["Resign"] }}
26 span.name(:class="{connected: isConnected(0)}")
27 | {{ game.players[0].name || "@nonymous" }}
28 span.time(v-if="game.score=='*'") {{ virtualClocks[0] }}
30 span.name(:class="{connected: isConnected(1)}")
31 | {{ game.players[1].name || "@nonymous" }}
32 span.time(v-if="game.score=='*'") {{ virtualClocks[1] }}
33 BaseGame(:game="game" :vr="vr" ref="basegame"
34 @newmove="processMove" @gameover="gameOver")
38 import BaseGame from "@/components/BaseGame.vue";
39 import Chat from "@/components/Chat.vue";
40 import { store } from "@/store";
41 import { GameStorage } from "@/utils/gameStorage";
42 import { ppt } from "@/utils/datetime";
43 import { extractTime } from "@/utils/timeControl";
44 import { ArrayFun } from "@/utils/array";
45 import { processModalClick } from "@/utils/modalClick";
46 import { getScoreMessage } from "@/utils/scoring";
54 // gameRef: to find the game in (potentially remote) storage
58 gameRef: { //given in URL (rid = remote ID)
62 game: { //passed to BaseGame
63 players:[{name:""},{name:""}],
66 virtualClocks: [0, 0], //initialized with true game.clocks
67 vr: null, //"variant rules" object initialized from FEN
69 people: {}, //players + observers
70 lastate: undefined, //used if opponent send lastate before game is ready
71 repeat: {}, //detect position repetition
76 "$route": function(to, from) {
77 this.gameRef.id = to.params["id"];
78 this.gameRef.rid = to.query["rid"];
81 "game.clocks": function(newState) {
82 if (this.game.moves.length < 2 || this.game.score != "*")
84 // 1st move not completed yet, or game over: freeze time
85 this.virtualClocks = newState.map(s => ppt(s));
88 const currentTurn = this.vr.turn;
89 const colorIdx = ["w","b"].indexOf(currentTurn);
90 let countdown = newState[colorIdx] -
91 (Date.now() - this.game.initime[colorIdx])/1000;
92 this.virtualClocks = [0,1].map(i => {
93 const removeTime = i == colorIdx
94 ? (Date.now() - this.game.initime[colorIdx])/1000
96 return ppt(newState[i] - removeTime);
98 let clockUpdate = setInterval(() => {
99 if (countdown < 0 || this.vr.turn != currentTurn || this.game.score != "*")
101 clearInterval(clockUpdate);
103 this.gameOver(this.vr.turn=="w" ? "0-1" : "1-0", this.st.tr["Time"]);
106 this.$set(this.virtualClocks, colorIdx, ppt(Math.max(0, --countdown)));
110 // NOTE: some redundant code with Hall.vue (related to people array)
111 created: function() {
112 // Always add myself to players' list
113 const my = this.st.user;
114 this.$set(this.people, my.sid, {id:my.id, name:my.name});
115 this.gameRef.id = this.$route.params["id"];
116 this.gameRef.rid = this.$route.query["rid"]; //may be undefined
117 // Define socket .onmessage() and .onclose() events:
118 this.st.conn.onmessage = this.socketMessageListener;
119 const socketCloseListener = () => {
120 store.socketCloseListener(); //reinitialize connexion (in store.js)
121 this.st.conn.addEventListener('message', this.socketMessageListener);
122 this.st.conn.addEventListener('close', socketCloseListener);
124 this.st.conn.onclose = socketCloseListener;
125 // Socket init required before loading remote game:
126 const socketInit = (callback) => {
127 if (!!this.st.conn && this.st.conn.readyState == 1) //1 == OPEN state
129 else //socket not ready yet (initial loading)
130 this.st.conn.onopen = callback;
132 if (!this.gameRef.rid) //game stored locally or on server
133 this.loadGame(null, () => socketInit(this.roomInit));
134 else //game stored remotely: need socket to retrieve it
136 // NOTE: the callback "roomInit" will be lost, so we don't provide it.
137 // --> It will be given when receiving "fullgame" socket event.
138 // A more general approach would be to store it somewhere.
139 socketInit(this.loadGame);
142 mounted: function() {
143 document.getElementById("chatWrap").addEventListener(
144 "click", processModalClick);
147 // O.1] Ask server for room composition:
148 roomInit: function() {
149 // Notify the room only now that I connected, because
150 // messages might be lost otherwise (if game loading is slow)
151 this.st.conn.send(JSON.stringify({code:"connect"}));
152 this.st.conn.send(JSON.stringify({code:"pollclients"}));
154 isConnected: function(index) {
155 const player = this.game.players[index];
157 if (this.st.user.sid == player.sid || this.st.user.id == player.uid)
159 // Try to find a match in people:
160 return Object.keys(this.people).some(sid => sid == player.sid) ||
161 Object.values(this.people).some(p => p.id == player.uid);
163 socketMessageListener: function(msg) {
164 const data = JSON.parse(msg.data);
168 this.st.conn.send(JSON.stringify({code:"duplicate",
169 page:"/game/" + this.game.id}));
170 alert(this.st.tr["This tab is now offline"]);
172 // 0.2] Receive clients list (just socket IDs)
174 data.sockIds.forEach(sid => {
175 if (!!this.people[sid])
177 this.$set(this.people, sid, {id:0, name:""});
179 this.st.conn.send(JSON.stringify({code:"askidentity", target:sid}));
183 // Request for identification: reply if I'm not anonymous
184 if (this.st.user.id > 0)
186 this.st.conn.send(JSON.stringify({code:"identity",
188 // NOTE: decompose to avoid revealing email
189 name: this.st.user.name,
190 sid: this.st.user.sid,
197 this.$set(this.people, data.user.sid,
198 {id: data.user.id, name: data.user.name});
199 // Ask potentially missed last state, if opponent and I play
200 if (!!this.game.mycolor
201 && this.game.type == "live" && this.game.score == "*"
202 && this.game.players.some(p => p.sid == data.user.sid))
204 this.st.conn.send(JSON.stringify({code:"asklastate", target:data.user.sid}));
208 // Sending last state if I played a move or score != "*"
209 if ((this.game.moves.length > 0 && this.vr.turn != this.game.mycolor)
210 || this.game.score != "*" || this.drawOffer == "sent")
212 // Send our "last state" informations to opponent
213 const L = this.game.moves.length;
214 const myIdx = ["w","b"].indexOf(this.game.mycolor);
215 this.st.conn.send(JSON.stringify({
220 // NOTE: lastMove (when defined) includes addTime
221 lastMove: (L>0 ? this.game.moves[L-1] : undefined),
222 // Since we played a move (or abort or resign),
223 // only drawOffer=="sent" is possible
224 drawSent: this.drawOffer == "sent",
225 score: this.game.score,
227 initime: this.game.initime[1-myIdx], //relevant only if I played
233 // Send current (live) game if I play in (not an observer),
234 // and not asked by opponent (!)
235 if (this.game.type == "live"
236 && this.game.players.some(p => p.sid == this.st.user.sid)
237 && this.game.players.every(p => p.sid != data.from))
241 // Minimal game informations:
243 players: this.game.players,
245 timeControl: this.game.timeControl,
246 score: this.game.score,
248 this.st.conn.send(JSON.stringify({code:"game",
249 game:myGame, target:data.from}));
253 if (!!data.move.cancelDrawOffer) //opponent refuses draw
256 // NOTE for corr games: drawOffer reset by player in turn
257 if (this.game.type == "live" && !!this.game.mycolor)
258 GameStorage.update(this.gameRef.id, {drawOffer: ""});
260 this.$set(this.game, "moveToPlay", data.move);
263 this.newChat = data.chat;
264 if (!document.getElementById("modalChat").checked)
265 document.getElementById("chatBtn").style.backgroundColor = "#c5fefe";
267 case "lastate": //got opponent infos about last move
268 this.lastate = data.state;
269 if (this.game.rendered) //game is rendered (Board component)
270 this.processLastate();
271 //else: will be processed when game is ready
274 this.gameOver(data.side=="b" ? "1-0" : "0-1", "Resign");
277 this.gameOver("?", "Abort");
280 this.gameOver("1/2", data.message);
283 // NOTE: observers don't know who offered draw
284 this.drawOffer = "received";
287 this.st.conn.send(JSON.stringify({code:"fullgame",
288 game:this.game, target:data.from}));
291 // Callback "roomInit" to poll clients only after game is loaded
292 this.loadGame(data.game, this.roomInit);
295 this.$set(this.people, data.from, {name:"", id:0});
296 this.st.conn.send(JSON.stringify({code:"askidentity", target:data.from}));
299 this.$delete(this.people, data.from);
303 // lastate was received, but maybe game wasn't ready yet:
304 processLastate: function() {
305 const data = this.lastate;
306 this.lastate = undefined; //security...
307 const L = this.game.moves.length;
308 if (data.movesCount > L)
310 // Just got last move from him
311 this.$set(this.game, "moveToPlay", Object.assign({}, data.lastMove, {initime: data.initime}));
314 this.drawOffer = "received";
315 if (data.score != "*")
318 if (this.game.score == "*")
319 this.gameOver(data.score);
322 clickDraw: function() {
323 if (!this.game.mycolor)
324 return; //I'm just spectator
325 if (["received","threerep"].includes(this.drawOffer))
327 if (!confirm(this.st.tr["Accept draw?"]))
329 const message = (this.drawOffer == "received"
331 : "Three repetitions");
332 Object.keys(this.people).forEach(sid => {
333 if (sid != this.st.user.sid)
335 this.st.conn.send(JSON.stringify({code:"draw",
336 message:message, target:sid}));
339 this.gameOver("1/2", message);
341 else if (this.drawOffer == "") //no effect if drawOffer == "sent"
343 if (this.game.mycolor != this.vr.turn)
344 return alert(this.st.tr["Draw offer only in your turn"]);
345 if (!confirm(this.st.tr["Offer draw?"]))
347 this.drawOffer = "sent";
348 Object.keys(this.people).forEach(sid => {
349 if (sid != this.st.user.sid)
350 this.st.conn.send(JSON.stringify({code:"drawoffer", target:sid}));
352 GameStorage.update(this.gameRef.id, {drawOffer: this.game.mycolor});
355 abortGame: function() {
356 if (!this.game.mycolor || !confirm(this.st.tr["Terminate game?"]))
358 this.gameOver("?", "Abort");
359 Object.keys(this.people).forEach(sid => {
360 if (sid != this.st.user.sid)
362 this.st.conn.send(JSON.stringify({
369 resign: function(e) {
370 if (!this.game.mycolor || !confirm(this.st.tr["Resign the game?"]))
372 Object.keys(this.people).forEach(sid => {
373 if (sid != this.st.user.sid)
375 this.st.conn.send(JSON.stringify({code:"resign",
376 side:this.game.mycolor, target:sid}));
379 this.gameOver(this.game.mycolor=="w" ? "0-1" : "1-0", "Resign");
381 // 3 cases for loading a game:
382 // - from indexedDB (running or completed live game I play)
383 // - from server (one correspondance game I play[ed] or not)
384 // - from remote peer (one live game I don't play, finished or not)
385 loadGame: function(game, callback) {
386 const afterRetrieval = async (game) => {
387 const vModule = await import("@/variants/" + game.vname + ".js");
388 window.V = vModule.VariantRules;
389 this.vr = new V(game.fen);
390 const gtype = (game.timeControl.indexOf('d') >= 0 ? "corr" : "live");
391 const tc = extractTime(game.timeControl);
394 if (game.players[0].color == "b")
396 // Adopt the same convention for live and corr games: [0] = white
397 [ game.players[0], game.players[1] ] =
398 [ game.players[1], game.players[0] ];
400 // corr game: needs to compute the clocks + initime
401 // NOTE: clocks in seconds, initime in milliseconds
402 game.clocks = [tc.mainTime, tc.mainTime];
403 game.moves.sort((m1,m2) => m1.idx - m2.idx); //in case of
404 if (game.score == "*") //otherwise no need to bother with time
406 game.initime = [0, 0];
407 const L = game.moves.length;
410 let addTime = [0, 0];
411 for (let i=2; i<L; i++)
413 addTime[i%2] += tc.increment -
414 (game.moves[i].played - game.moves[i-1].played) / 1000;
416 for (let i=0; i<=1; i++)
417 game.clocks[i] += addTime[i];
420 game.initime[L%2] = game.moves[L-1].played;
422 // Now that we used idx and played, re-format moves as for live games
423 game.moves = game.moves.map( (m) => {
432 // Also sort chat messages (if any)
433 game.chats.sort( (c1,c2) => { return c2.added - c1.added; });
435 const myIdx = game.players.findIndex(p => {
436 return p.sid == this.st.user.sid || p.uid == this.st.user.id;
438 if (gtype == "live" && game.clocks[0] < 0) //game unstarted
440 game.clocks = [tc.mainTime, tc.mainTime];
441 if (game.score == "*")
443 game.initime[0] = Date.now();
446 // I play in this live game; corr games don't have clocks+initime
447 GameStorage.update(game.id,
450 initime: game.initime,
455 if (!!game.drawOffer)
457 if (game.drawOffer == "t") //three repetitions
458 this.drawOffer = "threerep";
462 this.drawOffer = "received"; //by any of the players
465 // I play in this game:
466 if ((game.drawOffer == "w" && myIdx==0) || (game.drawOffer=="b" && myIdx==1))
467 this.drawOffer = "sent";
468 else //all other cases
469 this.drawOffer = "received";
474 game.scoreMsg = this.st.tr[game.scoreMsg]; //stored in english
475 this.game = Object.assign({},
477 // NOTE: assign mycolor here, since BaseGame could also be VS computer
480 increment: tc.increment,
481 mycolor: [undefined,"w","b"][myIdx+1],
482 // opponent sid not strictly required (or available), but easier
483 // at least oppsid or oppid is available anyway:
484 oppsid: (myIdx < 0 ? undefined : game.players[1-myIdx].sid),
485 oppid: (myIdx < 0 ? undefined : game.players[1-myIdx].uid),
488 this.$nextTick(() => {
489 this.game.rendered = true;
490 // Did lastate arrive before game was rendered?
492 this.processLastate();
494 this.repeat = {}; //reset: scan past moves' FEN:
496 // NOTE: vr_tmp to obtain FEN strings is redundant with BaseGame
497 let vr_tmp = new V(game.fenStart);
498 game.moves.forEach(m => {
500 const fenObj = V.ParseFen( vr_tmp.getFen() );
501 repIdx = fenObj.position + "_" + fenObj.turn;
503 repIdx += "_" + fenObj.flags;
504 this.repeat[repIdx] = (!!this.repeat[repIdx]
505 ? this.repeat[repIdx]+1
508 if (this.repeat[repIdx] >= 3)
509 this.drawOffer = "threerep";
513 return afterRetrieval(game);
514 if (!!this.gameRef.rid)
516 // Remote live game: forgetting about callback func... (TODO: design)
517 this.st.conn.send(JSON.stringify(
518 {code:"askfullgame", target:this.gameRef.rid}));
522 // Local or corr game
523 GameStorage.get(this.gameRef.id, afterRetrieval);
526 // Post-process a move (which was just played)
527 processMove: function(move) {
528 // Update storage (corr or live) if I play in the game
529 const colorIdx = ["w","b"].indexOf(move.color);
530 const nextIdx = ["w","b"].indexOf(this.vr.turn);
531 // https://stackoverflow.com/a/38750895
532 if (!!this.game.mycolor)
534 const allowed_fields = ["appear", "vanish", "start", "end"];
535 // NOTE: 'var' to see this variable outside this block
536 var filtered_move = Object.keys(move)
537 .filter(key => allowed_fields.includes(key))
538 .reduce((obj, key) => {
539 obj[key] = move[key];
543 // Send move ("newmove" event) to people in the room (if our turn)
545 if (move.color == this.game.mycolor)
547 if (this.drawOffer == "received") //I refuse draw
549 if (this.game.moves.length >= 2) //after first move
551 const elapsed = Date.now() - this.game.initime[colorIdx];
552 // elapsed time is measured in milliseconds
553 addTime = this.game.increment - elapsed/1000;
555 const sendMove = Object.assign({},
559 cancelDrawOffer: this.drawOffer=="",
561 Object.keys(this.people).forEach(sid => {
562 if (sid != this.st.user.sid)
564 this.st.conn.send(JSON.stringify({
571 // (Add)Time indication: useful in case of lastate infos requested
572 move.addTime = addTime;
575 addTime = move.addTime; //supposed transmitted
576 // Update current game object:
577 this.game.moves.push(move);
578 this.game.fen = move.fen;
579 this.$set(this.game.clocks, colorIdx, this.game.clocks[colorIdx] + addTime);
580 // move.initime is set only when I receive a "lastate" move from opponent
581 this.game.initime[nextIdx] = move.initime || Date.now();
582 // If repetition detected, consider that a draw offer was received:
583 const fenObj = V.ParseFen(move.fen);
584 let repIdx = fenObj.position + "_" + fenObj.turn;
586 repIdx += "_" + fenObj.flags;
587 this.repeat[repIdx] = (!!this.repeat[repIdx]
588 ? this.repeat[repIdx]+1
590 if (this.repeat[repIdx] >= 3)
591 this.drawOffer = "threerep";
592 else if (this.drawOffer == "threerep")
594 // Since corr games are stored at only one location, update should be
595 // done only by one player for each move:
596 if (!!this.game.mycolor &&
597 (this.game.type == "live" || move.color == this.game.mycolor))
600 switch (this.drawOffer)
606 drawCode = this.game.mycolor;
609 drawCode = this.vr.turn;
612 if (this.game.type == "corr")
614 GameStorage.update(this.gameRef.id,
619 squares: filtered_move,
621 idx: this.game.moves.length - 1,
623 drawOffer: drawCode || "n", //"n" for "None" to force reset (otherwise it's ignored)
628 GameStorage.update(this.gameRef.id,
632 clocks: this.game.clocks,
633 initime: this.game.initime,
639 resetChatColor: function() {
640 // TODO: this is called twice, once on opening an once on closing
641 document.getElementById("chatBtn").style.backgroundColor = "#e2e2e2";
643 processChat: function(chat) {
644 this.st.conn.send(JSON.stringify({code:"newchat", chat:chat}));
645 // NOTE: anonymous chats in corr games are not stored on server (TODO?)
646 if (this.game.type == "corr" && this.st.user.id > 0)
647 GameStorage.update(this.gameRef.id, {chat: chat});
649 gameOver: function(score, scoreMsg) {
650 this.game.score = score;
651 this.game.scoreMsg = this.st.tr[(!!scoreMsg
653 : getScoreMessage(score))];
654 const myIdx = this.game.players.findIndex(p => {
655 return p.sid == this.st.user.sid || p.uid == this.st.user.id;
657 if (myIdx >= 0) //OK, I play in this game
659 GameStorage.update(this.gameRef.id,
660 {score: score, scoreMsg: scoreMsg});
667 <style lang="sass" scoped>
669 background-color: lightgreen
678 @media screen and (min-width: 768px)
681 @media screen and (max-width: 767px)
686 display: inline-block
689 display: inline-block
692 @media screen and (max-width: 767px)
695 @media screen and (min-width: 768px)
709 display: inline-block
713 display: inline-block
724 .draw-sent, .draw-sent:hover
725 background-color: lightyellow
727 .draw-received, .draw-received:hover
728 background-color: lightgreen
730 .draw-threerep, .draw-threerep:hover
731 background-color: #e4d1fc