X-Git-Url: https://git.auder.net/?p=vchess.git;a=blobdiff_plain;f=public%2Fjavascripts%2Fcomponents%2Fgame.js;h=c02893b51b41e80431dbf19b7351d2901c13f2fe;hp=74092b5614ca1eb61dd67f1cbc9d57c213a44686;hb=b6487fb9c41705187cf97215fc9e8f86a59057c7;hpb=aea1443ebf56afb2c507c2830ac6b67b509778bc diff --git a/public/javascripts/components/game.js b/public/javascripts/components/game.js index 74092b56..c02893b5 100644 --- a/public/javascripts/components/game.js +++ b/public/javascripts/components/game.js @@ -1,27 +1,45 @@ -// TODO: use indexedDB instead of localStorage? (more flexible: allow several games) +// Game logic on a variant page Vue.component('my-game', { + props: ["problem"], data: function() { return { vr: null, //object to check moves, store them, FEN.. mycolor: "w", possibleMoves: [], //filled after each valid click/dragstart - choices: [], //promotion pieces, or checkered captures... (contain possible pieces) + choices: [], //promotion pieces, or checkered captures... (as moves) start: {}, //pixels coordinates + id of starting square (click or drag) selectedPiece: null, //moving piece (or clicked piece) - conn: null, //socket messages + conn: null, //socket connection score: "*", //'*' means 'unfinished' - mode: "idle", //human, computer or idle (when not playing) + mode: "idle", //human, friend, problem, computer or idle (if not playing) + myid: "", //our ID, always set oppid: "", //opponent ID in case of HH game + gameId: "", //useful if opponent started other human games after we disconnected + myname: localStorage["username"] || "anonymous", + oppName: "anonymous", //opponent name, revealed after a game (if provided) + chats: [], //chat messages after human game oppConnected: false, seek: false, fenStart: "", incheck: [], pgnTxt: "", - expert: document.cookie.length>0 ? document.cookie.substr(-1)=="1" : false, + hints: (!localStorage["hints"] ? true : localStorage["hints"] === "1"), + bcolor: localStorage["bcolor"] || "lichess", //lichess, chesscom or chesstempo + // sound level: 0 = no sound, 1 = sound only on newgame, 2 = always + sound: parseInt(localStorage["sound"] || "2"), + // Web worker to play computer moves without freezing interface: + compWorker: new Worker('/javascripts/playCompMove.js'), + timeStart: undefined, //time when computer starts thinking }; }, + watch: { + problem: function(p) { + // 'problem' prop changed: update board state + this.newGame("problem", p.fen, V.ParseFen(p.fen).turn); + }, + }, render(h) { - let [sizeX,sizeY] = VariantRules.size; + const [sizeX,sizeY] = [V.size.x,V.size.y]; // Precompute hints squares to facilitate rendering let hintSquares = doubleArray(sizeX, sizeY, false); this.possibleMoves.forEach(m => { hintSquares[m.end.x][m.end.y] = true; }); @@ -29,92 +47,179 @@ Vue.component('my-game', { let incheckSq = doubleArray(sizeX, sizeY, false); this.incheck.forEach(sq => { incheckSq[sq[0]][sq[1]] = true; }); let elementArray = []; - const playingHuman = (this.mode == "human"); - const playingComp = (this.mode == "computer"); - let actionArray = [ + let actionArray = []; + actionArray.push( h('button', + { + on: { click: this.clickGameSeek }, + attrs: { "aria-label": translations['New live game'] }, + 'class': { + "tooltip": true, + "play": true, + "seek": this.seek, + "playing": this.mode == "human" && this.score == "*", + }, + }, + [h('i', { 'class': { "material-icons": true } }, "accessibility")]) + ); + if (["idle","computer","friend"].includes(this.mode) + || (this.mode == "human" && this.score != "*")) + { + actionArray.push( + h('button', { - on: { click: this.clickGameSeek }, - attrs: { "aria-label": 'New game VS human' }, + on: { click: this.clickComputerGame }, + attrs: { "aria-label": translations['New game versus computer'] }, 'class': { - "tooltip": true, - "bottom": true, //display below - "seek": this.seek, - "playing": playingHuman, + "tooltip":true, + "play": true, + "playing": this.mode == "computer" && this.score == "*", + "spaceleft": true, }, }, - [h('i', { 'class': { "material-icons": true } }, "accessibility")]), - h('button', + [h('i', { 'class': { "material-icons": true } }, "computer")]) + ); + } + if (variant != "Dark" && (["idle","friend"].includes(this.mode) + || (["computer","human"].includes(this.mode) && this.score != "*"))) + { + actionArray.push( + h('button', { - on: { click: this.clickComputerGame }, - attrs: { "aria-label": 'New game VS computer' }, + on: { click: this.clickFriendGame }, + attrs: { "aria-label": translations['Analysis mode'] }, 'class': { "tooltip":true, - "bottom": true, - "playing": playingComp, + "play": true, + "playing": this.mode == "friend", + "spaceleft": true, }, }, - [h('i', { 'class': { "material-icons": true } }, "computer")]) - ]; + [h('i', { 'class': { "material-icons": true } }, "people")]) + ); + } if (!!this.vr) { const square00 = document.getElementById("sq-0-0"); const squareWidth = !!square00 ? parseFloat(window.getComputedStyle(square00).width.slice(0,-2)) : 0; - const indicWidth = (squareWidth>0 ? squareWidth/2 : 20); + const settingsBtnElt = document.getElementById("settingsBtn"); + const settingsStyle = !!settingsBtnElt + ? window.getComputedStyle(settingsBtnElt) + : {width:"46px", height:"26px"}; + const [indicWidth,indicHeight] = //[44,24]; + [ + // NOTE: -2 for border + parseFloat(settingsStyle.width.slice(0,-2)) - 2, + parseFloat(settingsStyle.height.slice(0,-2)) - 2 + ]; + let aboveBoardElts = []; if (this.mode == "human") { - let connectedIndic = h( + const connectedIndic = h( 'div', { "class": { - "topindicator": true, "indic-left": true, "connected": this.oppConnected, "disconnected": !this.oppConnected, }, style: { "width": indicWidth + "px", - "height": indicWidth + "px", + "height": indicHeight + "px", }, } ); - elementArray.push(connectedIndic); + aboveBoardElts.push(connectedIndic); + } + if (this.mode == "human" && this.score != "*") + { + const chatButton = h( + 'button', + { + on: { click: this.startChat }, + attrs: { + "aria-label": translations['Start chat'], + "id": "chatBtn", + }, + 'class': { + "tooltip": true, + "play": true, + "above-board": true, + "indic-left": true, + }, + }, + [h('i', { 'class': { "material-icons": true } }, "chat")] + ); + aboveBoardElts.push(chatButton); } - let turnIndic = h( + if (["human","computer","friend"].includes(this.mode)) + { + const clearButton = h( + 'button', + { + on: { click: this.clearCurrentGame }, + attrs: { + "aria-label": translations['Clear current game'], + "id": "clearBtn", + }, + 'class': { + "tooltip": true, + "play": true, + "above-board": true, + "indic-left": true, + }, + }, + [h('i', { 'class': { "material-icons": true } }, "clear")] + ); + aboveBoardElts.push(clearButton); + } + const turnIndic = h( 'div', { "class": { - "topindicator": true, "indic-right": true, "white-turn": this.vr.turn=="w", "black-turn": this.vr.turn=="b", }, style: { "width": indicWidth + "px", - "height": indicWidth + "px", + "height": indicHeight + "px", }, } ); - elementArray.push(turnIndic); - let expertSwitch = h( - 'button', - { - on: { click: this.toggleExpertMode }, - attrs: { "aria-label": 'Toggle expert mode' }, - 'class': { - "tooltip":true, - "topindicator": true, - "indic-right": true, - "expert-switch": true, - "expert-mode": this.expert, - }, - }, - [h('i', { 'class': { "material-icons": true } }, "remove_red_eye")] + aboveBoardElts.push(turnIndic); + elementArray.push( + h('div', + { "class": { "aboveboard-wrapper": true } }, + aboveBoardElts + ) ); - elementArray.push(expertSwitch); - let choices = h('div', + if (this.mode == "problem") + { + // Show problem instructions + elementArray.push( + h('div', + { + attrs: { id: "instructions-div" }, + "class": { + "clearer": true, + "section-content": true, + }, + }, + [ + h('p', + { + attrs: { id: "problem-instructions" }, + domProps: { innerHTML: this.problem.instructions } + } + ) + ] + ) + ); + } + const choices = h('div', { attrs: { "id": "choices" }, 'class': { 'row': true }, @@ -128,7 +233,10 @@ Vue.component('my-game', { this.choices.map( m => { //a "choice" is a move return h('div', { - 'class': { 'board': true }, + 'class': { + 'board': true, + ['board'+sizeY]: true, + }, style: { 'width': (100/this.choices.length) + "%", 'padding-bottom': (100/this.choices.length) + "%", @@ -136,21 +244,33 @@ Vue.component('my-game', { }, [h('img', { - attrs: { "src": '/images/pieces/' + VariantRules.getPpath(m.appear[0].c+m.appear[0].p) + '.svg' }, - 'class': { 'choice-piece': true, 'board': true }, - on: { "click": e => { this.play(m); this.choices=[]; } }, + attrs: { "src": '/images/pieces/' + + VariantRules.getPpath(m.appear[0].c+m.appear[0].p) + '.svg' }, + 'class': { 'choice-piece': true }, + on: { + "click": e => { this.play(m); this.choices=[]; }, + // NOTE: add 'touchstart' event to fix a problem on smartphones + "touchstart": e => { this.play(m); this.choices=[]; }, + }, }) ] ); }) ); // Create board element (+ reserves if needed by variant or mode) - let gameDiv = h('div', + const lm = this.vr.lastMove; + const showLight = this.hints && variant!="Dark" && + (this.mode != "idle" || + (this.vr.moves.length > 0 && this.cursor==this.vr.moves.length)); + const gameDiv = h('div', { - 'class': { 'game': true }, + 'class': { + 'game': true, + 'clearer': true, + }, }, [_.range(sizeX).map(i => { - let ci = this.mycolor=='w' ? i : sizeX-i-1; + let ci = (this.mycolor=='w' ? i : sizeX-i-1); return h( 'div', { @@ -160,9 +280,10 @@ Vue.component('my-game', { style: { 'opacity': this.choices.length>0?"0.5":"1" }, }, _.range(sizeY).map(j => { - let cj = this.mycolor=='w' ? j : sizeY-j-1; + let cj = (this.mycolor=='w' ? j : sizeY-j-1); let elems = []; - if (this.vr.board[ci][cj] != VariantRules.EMPTY) + if (this.vr.board[ci][cj] != VariantRules.EMPTY && (variant!="Dark" + || this.score!="*" || this.vr.enlightened[this.mycolor][ci][cj])) { elems.push( h( @@ -170,16 +291,18 @@ Vue.component('my-game', { { 'class': { 'piece': true, - 'ghost': !!this.selectedPiece && this.selectedPiece.parentNode.id == "sq-"+ci+"-"+cj, + 'ghost': !!this.selectedPiece + && this.selectedPiece.parentNode.id == "sq-"+ci+"-"+cj, }, attrs: { - src: "/images/pieces/" + VariantRules.getPpath(this.vr.board[ci][cj]) + ".svg", + src: "/images/pieces/" + + VariantRules.getPpath(this.vr.board[ci][cj]) + ".svg", }, } ) ); } - if (!this.expert && hintSquares[ci][cj]) + if (this.hints && hintSquares[ci][cj]) { elems.push( h( @@ -195,17 +318,19 @@ Vue.component('my-game', { ) ); } - const lm = this.vr.lastMove; - const highlight = !!lm && _.isMatch(lm.end, {x:ci,y:cj}); return h( 'div', { 'class': { 'board': true, - 'light-square': (i+j)%2==0 && (this.expert || !highlight), - 'dark-square': (i+j)%2==1 && (this.expert || !highlight), - 'highlight': !this.expert && highlight, - 'incheck': !this.expert && incheckSq[ci][cj], + ['board'+sizeY]: true, + 'light-square': (i+j)%2==0, + 'dark-square': (i+j)%2==1, + [this.bcolor]: true, + 'in-shadow': variant=="Dark" && this.score=="*" + && !this.vr.enlightened[this.mycolor][ci][cj], + 'highlight': showLight && !!lm && _.isMatch(lm.end, {x:ci,y:cj}), + 'incheck': showLight && incheckSq[ci][cj], }, attrs: { id: this.getSquareId({x:ci,y:cj}), @@ -217,40 +342,156 @@ Vue.component('my-game', { ); }), choices] ); - if (this.mode != "idle") + if (["human","computer"].includes(this.mode)) { - actionArray.push( + if (this.score == "*") + { + actionArray.push( + h('button', + { + on: { click: this.resign }, + attrs: { "aria-label": translations['Resign'] }, + 'class': { + "tooltip":true, + "play": true, + "spaceleft": true, + }, + }, + [h('i', { 'class': { "material-icons": true } }, "flag")]) + ); + } + else + { + // A game finished, and another is not started yet: allow navigation + actionArray = actionArray.concat([ + h('button', + { + on: { click: e => this.undo() }, + attrs: { "aria-label": translations['Undo'] }, + "class": { + "play": true, + "big-spaceleft": true, + }, + }, + [h('i', { 'class': { "material-icons": true } }, "fast_rewind")]), + h('button', + { + on: { click: e => this.play() }, + attrs: { "aria-label": translations['Play'] }, + "class": { + "play": true, + "spaceleft": true, + }, + }, + [h('i', { 'class': { "material-icons": true } }, "fast_forward")]), + ] + ); + } + } + if (["friend","problem"].includes(this.mode)) + { + actionArray = actionArray.concat( + [ h('button', { - on: { click: this.resign }, - attrs: { "aria-label": 'Resign' }, - 'class': { - "tooltip":true, - "bottom": true, + on: { click: this.undoInGame }, + attrs: { "aria-label": translations['Undo'] }, + "class": { + "play": true, + "big-spaceleft": true, }, }, - [h('i', { 'class': { "material-icons": true } }, "flag")]) - ); + [h('i', { 'class': { "material-icons": true } }, "undo")] + ), + h('button', + { + on: { click: () => { this.mycolor = this.vr.getOppCol(this.mycolor) } }, + attrs: { "aria-label": translations['Flip board'] }, + "class": { + "play": true, + "spaceleft": true, + }, + }, + [h('i', { 'class': { "material-icons": true } }, "cached")] + ), + ]); } elementArray.push(gameDiv); - // if (!!vr.reserve) - // { - // let reserve = h('div', - // {'class':{'game':true}}, [ - // h('div', - // { 'class': { 'row': true }}, - // [ - // h('div', - // {'class':{'board':true}}, - // [h('img',{'class':{"piece":true},attrs:{"src":"/images/pieces/wb.svg"}})] - // ) - // ] - // ) - // ], - // ); - // elementArray.push(reserve); - // } - const eogMessage = this.getEndgameMessage(this.score); + if (!!this.vr.reserve) + { + const shiftIdx = (this.mycolor=="w" ? 0 : 1); + let myReservePiecesArray = []; + for (let i=0; i { + const fen = document.getElementById("input-fen").value; + document.getElementById("modal-fenedit").checked = false; + this.newGame("friend", fen); + } + }, + domProps: { innerHTML: translations["Ok"] }, + } + ), + h('button', + { + on: { click: + () => { + document.getElementById("input-fen").value = + VariantRules.GenRandInitFen(); + } + }, + domProps: { innerHTML: translations["Random"] }, + } + ), ] ) ] ) ]; - elementArray = elementArray.concat(modalNewgame); + elementArray = elementArray.concat(modalFenEdit); + let chatEltsArray = + [ + h('label', + { + attrs: { "id": "close-chat", "for": "modal-chat" }, + "class": { "modal-close": true }, + } + ), + h('h3', + { + attrs: { "id": "titleChat" }, + "class": { "section": true }, + domProps: { innerHTML: translations["Chat with "] + this.oppName }, + } + ) + ]; + for (let chat of this.chats) + { + chatEltsArray.push( + h('p', + { + "class": { + "my-chatmsg": chat.author==this.myid, + "opp-chatmsg": chat.author==this.oppid, + }, + domProps: { innerHTML: chat.msg } + } + ) + ); + } + chatEltsArray = chatEltsArray.concat([ + h('input', + { + attrs: { + "id": "input-chat", + type: "text", + placeholder: translations["Type here"], + }, + on: { keyup: this.trySendChat }, //if key is 'enter' + } + ), + h('button', + { + attrs: { id: "sendChatBtn"}, + on: { click: this.sendChat }, + domProps: { innerHTML: translations["Send"] }, + } + ) + ]); + const modalChat = [ + h('input', + { + attrs: { "id": "modal-chat", type: "checkbox" }, + "class": { "modal": true }, + }), + h('div', + { + attrs: { "role": "dialog", "aria-labelledby": "titleChat" }, + }, + [ + h('div', + { + "class": { "card": true, "smallpad": true }, + }, + chatEltsArray + ) + ] + ) + ]; + elementArray = elementArray.concat(modalChat); const actions = h('div', { attrs: { "id": "actions" }, @@ -334,11 +678,62 @@ Vue.component('my-game', { actionArray ); elementArray.push(actions); - if (this.score != "*") + if (!!this.vr) { + if (this.mode == "problem") + { + // Show problem solution (on click) + elementArray.push( + h('div', + { + attrs: { id: "solution-div" }, + "class": { "section-content": true }, + }, + [ + h('h3', + { + "class": { clickable: true }, + domProps: { innerHTML: translations["Show solution"] }, + on: { click: this.toggleShowSolution }, + } + ), + h('p', + { + attrs: { id: "problem-solution" }, + domProps: { innerHTML: this.problem.solution } + } + ) + ] + ) + ); + } + if (variant != "Dark" || this.score!="*") + { + // Show current FEN + elementArray.push( + h('div', + { + attrs: { id: "fen-div" }, + "class": { "section-content": true }, + }, + [ + h('p', + { + attrs: { id: "fen-string" }, + domProps: { innerHTML: this.vr.getBaseFen() }, + "class": { "text-center": true }, + } + ) + ] + ) + ); + } elementArray.push( h('div', - { attrs: { id: "pgn-div" } }, + { + attrs: { id: "pgn-div" }, + "class": { "section-content": true }, + }, [ h('a', { @@ -348,15 +743,13 @@ Vue.component('my-game', { } } ), - h('p', + h('button', { - attrs: { id: "pgn-game" }, + attrs: { "id": "downloadBtn" }, on: { click: this.download }, - domProps: { - innerHTML: this.pgnTxt - } + domProps: { innerHTML: translations["Download PGN"] }, } - ) + ), ] ) ); @@ -366,99 +759,127 @@ Vue.component('my-game', { { 'class': { "col-sm-12":true, - "col-md-8":true, - "col-md-offset-2":true, - "col-lg-6":true, - "col-lg-offset-3":true, + "col-md-10":true, + "col-md-offset-1":true, + "col-lg-8":true, + "col-lg-offset-2":true, }, - // NOTE: click = mousedown + mouseup --> what about smartphone?! + // NOTE: click = mousedown + mouseup on: { mousedown: this.mousedown, mousemove: this.mousemove, mouseup: this.mouseup, - touchdown: this.mousedown, + touchstart: this.mousedown, touchmove: this.mousemove, - touchup: this.mouseup, + touchend: this.mouseup, }, }, elementArray ); }, + computed: { + endgameMessage: function() { + let eogMessage = "Unfinished"; + switch (this.score) + { + case "1-0": + eogMessage = translations["White win"]; + break; + case "0-1": + eogMessage = translations["Black win"]; + break; + case "1/2": + eogMessage = translations["Draw"]; + break; + } + return eogMessage; + }, + }, created: function() { const url = socketUrl; - const continuation = (localStorage.getItem("variant") === variant); - this.myid = continuation - ? localStorage.getItem("myid") - // random enough (TODO: function) - : (Date.now().toString(36) + Math.random().toString(36).substr(2, 7)).toUpperCase(); + const humanContinuation = (localStorage.getItem("variant") === variant); + const computerContinuation = (localStorage.getItem("comp-variant") === variant); + const friendContinuation = (localStorage.getItem("anlz-variant") === variant); + this.myid = (humanContinuation ? localStorage.getItem("myid") : getRandString()); this.conn = new WebSocket(url + "/?sid=" + this.myid + "&page=" + variant); const socketOpenListener = () => { - if (continuation) - { - const fen = localStorage.getItem("fen"); - const mycolor = localStorage.getItem("mycolor"); - const oppid = localStorage.getItem("oppid"); - const moves = JSON.parse(localStorage.getItem("moves")); - this.newGame("human", fen, mycolor, oppid, moves, true); - // Send ping to server (answer pong if opponent is connected) - this.conn.send(JSON.stringify({code:"ping",oppid:this.oppid})); - } - else if (localStorage.getItem("newgame") === variant) - { - // New game request has been cancelled on disconnect - this.seek = true; - this.newGame("human", undefined, undefined, undefined, undefined, "reconnect"); - } + if (humanContinuation) //game VS human has priority + this.continueGame("human"); + else if (computerContinuation) + this.continueGame("computer"); + else if (friendContinuation) + this.continueGame("friend"); }; const socketMessageListener = msg => { const data = JSON.parse(msg.data); + let L = undefined; switch (data.code) { + case "oppname": + // Receive opponent's name + this.oppName = data.name; + break; + case "newchat": + // Receive new chat + this.chats.push({msg:data.msg, author:this.oppid}); + break; + case "duplicate": + // We opened another tab on the same game + this.mode = "idle"; + this.vr = null; + alert(translations[ + "Already playing a game in this variant on another tab!"]); + break; case "newgame": //opponent found - this.newGame("human", data.fen, data.color, data.oppid); //oppid: opponent socket ID + // oppid: opponent socket ID + this.newGame("human", data.fen, data.color, data.oppid, data.gameid); break; case "newmove": //..he played! - this.play(data.move, "animate"); + this.play(data.move, (variant!="Dark" ? "animate" : null)); break; case "pong": //received if we sent a ping (game still alive on our side) + if (this.gameId != data.gameId) + break; //games IDs don't match: definitely over... this.oppConnected = true; - const L = this.vr.moves.length; // Send our "last state" informations to opponent + L = this.vr.moves.length; this.conn.send(JSON.stringify({ - code:"lastate", - oppid:this.oppid, - lastMove:L>0?this.vr.moves[L-1]:undefined, - movesCount:L, + code: "lastate", + oppid: this.oppid, + gameId: this.gameId, + lastMove: (L>0?this.vr.moves[L-1]:undefined), + movesCount: L, })); break; - case "lastate": //got opponent infos about last move (we might have resigned) - if (this.mode!="human" || this.oppid!=data.oppid) + case "lastate": //got opponent infos about last move + L = this.vr.moves.length; + if (this.gameId != data.gameId) + break; //games IDs don't match: nothing we can do... + // OK, opponent still in game (which might be over) + if (this.score != "*") { - // OK, we resigned + // We finished the game (any result possible) this.conn.send(JSON.stringify({ - code:"lastate", - oppid:this.oppid, - lastMove:undefined, - movesCount:-1, + code: "lastate", + oppid: data.oppid, + gameId: this.gameId, + score: this.score, })); } - else if (data.movesCount < 0) - { - // OK, he resigned - this.endGame(this.mycolor=="w"?"1-0":"0-1"); - } - else if (data.movesCount < this.vr.moves.length) + else if (!!data.score) //opponent finished the game + this.endGame(data.score); + else if (data.movesCount < L) { // We must tell last move to opponent - const L = this.vr.moves.length; this.conn.send(JSON.stringify({ - code:"lastate", - oppid:this.oppid, - lastMove:this.vr.moves[L-1], - movesCount:L, + code: "lastate", + oppid: this.oppid, + gameId: this.gameId, + lastMove: this.vr.moves[L-1], + movesCount: L, })); } - else if (data.movesCount > this.vr.moves.length) //just got last move from him + else if (data.movesCount > L) //just got last move from him this.play(data.lastMove, "animate"); break; case "resign": //..you won! @@ -467,8 +888,14 @@ Vue.component('my-game', { // TODO: also use (dis)connect info to count online players? case "connect": case "disconnect": - if (this.mode == "human" && this.oppid == data.id) + if (this.mode=="human" && this.oppid == data.id) this.oppConnected = (data.code == "connect"); + if (this.oppConnected && this.score != "*") + { + // Send our name to the opponent, in case of he hasn't it + this.conn.send(JSON.stringify({ + code:"myname", name:this.myname, oppid: this.oppid})); + } break; } }; @@ -481,168 +908,335 @@ Vue.component('my-game', { this.conn.onopen = socketOpenListener; this.conn.onmessage = socketMessageListener; this.conn.onclose = socketCloseListener; + // Listen to keyboard left/right to navigate in game + document.onkeydown = event => { + if (["human","computer"].includes(this.mode) && + !!this.vr && this.vr.moves.length > 0 && [37,39].includes(event.keyCode)) + { + event.preventDefault(); + if (event.keyCode == 37) //Back + this.undo(); + else //Forward (39) + this.play(); + } + }; + // Computer moves web worker logic: + this.compWorker.postMessage(["scripts",variant]); + const self = this; + this.compWorker.onmessage = function(e) { + let compMove = e.data; + if (!compMove) + return; //may happen if MarseilleRules and subTurn==2 (TODO: a bit ugly...) + if (!Array.isArray(compMove)) + compMove = [compMove]; //to deal with MarseilleRules + // TODO: imperfect attempt to avoid ghost move: + compMove.forEach(m => { m.computer = true; }); + // (first move) HACK: small delay to avoid selecting elements + // before they appear on page: + const delay = Math.max(500-(Date.now()-self.timeStart), 0); + setTimeout(() => { + const animate = (variant!="Dark" ? "animate" : null); + if (self.mode == "computer") //warning: mode could have changed! + self.play(compMove[0], animate); + if (compMove.length == 2) + setTimeout( () => { + if (self.mode == "computer") + self.play(compMove[1], animate); + }, 750); + }, delay); + } }, methods: { + setMyname: function(e) { + this.myname = e.target.value; + localStorage["username"] = this.myname; + }, + trySendChat: function(e) { + if (e.keyCode == 13) //'enter' key + this.sendChat(); + }, + sendChat: function() { + let chatInput = document.getElementById("input-chat"); + const chatTxt = chatInput.value; + chatInput.value = ""; + this.chats.push({msg:chatTxt, author:this.myid}); + this.conn.send(JSON.stringify({ + code:"newchat", oppid: this.oppid, msg: chatTxt})); + }, + toggleShowSolution: function() { + let problemSolution = document.getElementById("problem-solution"); + problemSolution.style.display = + !problemSolution.style.display || problemSolution.style.display == "none" + ? "block" + : "none"; + }, download: function() { - let content = document.getElementById("pgn-game").innerHTML; - content = content.replace(/
/g, "\n"); + // Variants may have special PGN structure (so next function isn't defined here) + const content = this.vr.getPGN(this.mycolor, this.score, this.fenStart, this.mode); // Prepare and trigger download link let downloadAnchor = document.getElementById("download"); downloadAnchor.setAttribute("download", "game.pgn"); downloadAnchor.href = "data:text/plain;charset=utf-8," + encodeURIComponent(content); downloadAnchor.click(); }, - endGame: function(score) { - this.score = score; + showScoreMsg: function() { let modalBox = document.getElementById("modal-eog"); modalBox.checked = true; - // Variants may have special PGN structure (so next function isn't defined here) - this.pgnTxt = this.vr.getPGN(this.mycolor, this.score, this.fenStart, this.mode); setTimeout(() => { modalBox.checked = false; }, 2000); - if (this.mode == "human") - this.clearStorage(); - this.mode = "idle"; - this.oppid = ""; }, - getEndgameMessage: function(score) { - let eogMessage = "Unfinished"; - switch (this.score) + endGame: function(score) { + this.score = score; + if (["human","computer"].includes(this.mode)) { - case "1-0": - eogMessage = "White win"; - break; - case "0-1": - eogMessage = "Black win"; - break; - case "1/2": - eogMessage = "Draw"; - break; + const prefix = (this.mode=="computer" ? "comp-" : ""); + localStorage.setItem(prefix+"score", score); } - return eogMessage; - }, - toggleExpertMode: function() { - this.expert = !this.expert; - document.cookie = "expert=" + (this.expert ? "1" : "0"); - }, - resign: function() { + this.showScoreMsg(); if (this.mode == "human" && this.oppConnected) { - try { - this.conn.send(JSON.stringify({code: "resign", oppid: this.oppid})); - } catch (INVALID_STATE_ERR) { - return; //socket is not ready (and not yet reconnected) - } + // Send our nickname to opponent + this.conn.send(JSON.stringify({ + code:"myname", name:this.myname, oppid:this.oppid})); } - this.endGame(this.mycolor=="w"?"0-1":"1-0"); + this.cursor = this.vr.moves.length; //to navigate in finished game + }, + getStoragePrefix: function(mode) { + let prefix = ""; + if (mode == "computer") + prefix = "comp-"; + else if (mode == "friend") + prefix = "anlz-"; + return prefix; }, setStorage: function() { - localStorage.setItem("myid", this.myid); - localStorage.setItem("variant", variant); - localStorage.setItem("mycolor", this.mycolor); - localStorage.setItem("oppid", this.oppid); - localStorage.setItem("fenStart", this.fenStart); - localStorage.setItem("moves", JSON.stringify(this.vr.moves)); - localStorage.setItem("fen", this.vr.getFen()); + if (this.mode=="human") + { + localStorage.setItem("myid", this.myid); + localStorage.setItem("oppid", this.oppid); + localStorage.setItem("gameId", this.gameId); + } + const prefix = this.getStoragePrefix(this.mode); + localStorage.setItem(prefix+"variant", variant); + localStorage.setItem(prefix+"mycolor", this.mycolor); + localStorage.setItem(prefix+"fenStart", this.fenStart); + localStorage.setItem(prefix+"moves", JSON.stringify(this.vr.moves)); + localStorage.setItem(prefix+"fen", this.vr.getFen()); + localStorage.setItem(prefix+"score", "*"); }, updateStorage: function() { - localStorage.setItem("moves", JSON.stringify(this.vr.moves)); - localStorage.setItem("fen", this.vr.getFen()); + const prefix = this.getStoragePrefix(this.mode); + localStorage.setItem(prefix+"moves", JSON.stringify(this.vr.moves)); + localStorage.setItem(prefix+"fen", this.vr.getFen()); + if (this.score != "*") + localStorage.setItem(prefix+"score", this.score); }, + // "computer mode" clearing is done through the menu clearStorage: function() { - delete localStorage["variant"]; - delete localStorage["myid"]; - delete localStorage["mycolor"]; - delete localStorage["oppid"]; - delete localStorage["fenStart"]; - delete localStorage["fen"]; - delete localStorage["moves"]; - }, - clickGameSeek: function() { if (this.mode == "human") + { + delete localStorage["myid"]; + delete localStorage["oppid"]; + delete localStorage["gameId"]; + } + const prefix = this.getStoragePrefix(this.mode); + delete localStorage[prefix+"variant"]; + delete localStorage[prefix+"mycolor"]; + delete localStorage[prefix+"fenStart"]; + delete localStorage[prefix+"moves"]; + delete localStorage[prefix+"fen"]; + delete localStorage[prefix+"score"]; + }, + // HACK because mini-css tooltips are persistent after click... + // NOTE: seems to work only in chrome/chromium. TODO... + getRidOfTooltip: function(elt) { + elt.style.visibility = "hidden"; + setTimeout(() => { elt.style.visibility="visible"; }, 100); + }, + startChat: function(e) { + this.getRidOfTooltip(e.currentTarget); + document.getElementById("modal-chat").checked = true; + }, + clearCurrentGame: function(e) { + this.getRidOfTooltip(e.currentTarget); + this.clearStorage(); + location.reload(); //to see clearing effects + }, + showSettings: function(e) { + this.getRidOfTooltip(e.currentTarget); + document.getElementById("modal-settings").checked = true; + }, + toggleHints: function() { + this.hints = !this.hints; + localStorage["hints"] = (this.hints ? "1" : "0"); + }, + setBoardColor: function(e) { + this.bcolor = e.target.options[e.target.selectedIndex].value; + localStorage["bcolor"] = this.bcolor; + }, + setSound: function(e) { + this.sound = parseInt(e.target.options[e.target.selectedIndex].value); + localStorage["sound"] = this.sound; + }, + clickGameSeek: function(e) { + this.getRidOfTooltip(e.currentTarget); + if (this.mode == "human" && this.score == "*") return; //no newgame while playing if (this.seek) { - delete localStorage["newgame"]; //cancel game seek + this.conn.send(JSON.stringify({code:"cancelnewgame"})); this.seek = false; } else this.newGame("human"); }, - clickComputerGame: function() { - if (this.mode == "human") - return; //no newgame while playing + clickComputerGame: function(e) { + this.getRidOfTooltip(e.currentTarget); + if (this.mode == "computer" && this.score == "*" + && this.vr.turn != this.mycolor) + { + // Wait for computer reply first (avoid potential "ghost move" bug) + return; + } this.newGame("computer"); }, - newGame: function(mode, fenInit, color, oppId, moves, continuation) { + clickFriendGame: function(e) { + this.getRidOfTooltip(e.currentTarget); + document.getElementById("modal-fenedit").checked = true; + }, + resign: function(e) { + this.getRidOfTooltip(e.currentTarget); + if (this.mode == "human" && this.oppConnected) + { + try { + this.conn.send(JSON.stringify({code: "resign", oppid: this.oppid})); + } catch (INVALID_STATE_ERR) { + return; //socket is not ready (and not yet reconnected) + } + } + this.endGame(this.mycolor=="w"?"0-1":"1-0"); + }, + newGame: function(mode, fenInit, color, oppId, gameId) { const fen = fenInit || VariantRules.GenRandInitFen(); console.log(fen); //DEBUG - this.score = "*"; if (mode=="human" && !oppId) { const storageVariant = localStorage.getItem("variant"); - if (!!storageVariant && storageVariant !== variant) + if (!!storageVariant && storageVariant !== variant + && localStorage["score"] == "*") { - alert("Finish your " + storageVariant + " game first!"); - return; + return alert(translations["Finish your "] + + storageVariant + translations[" game first!"]); } // Send game request and wait.. - localStorage["newgame"] = variant; - this.seek = true; - this.clearStorage(); //in case of try { - this.conn.send(JSON.stringify({code:"newgame", fen:fen})); + this.conn.send(JSON.stringify({code:"newgame", fen:fen, gameid: getRandString() })); } catch (INVALID_STATE_ERR) { return; //nothing achieved } - if (continuation !== "reconnect") //TODO: bad HACK... + this.seek = true; + let modalBox = document.getElementById("modal-newgame"); + modalBox.checked = true; + setTimeout(() => { modalBox.checked = false; }, 2000); + return; + } + const prefix = this.getStoragePrefix(mode); + if (mode == "computer") + { + const storageVariant = localStorage.getItem(prefix+"variant"); + if (!!storageVariant) { - let modalBox = document.getElementById("modal-newgame"); - modalBox.checked = true; - setTimeout(() => { modalBox.checked = false; }, 2000); + const score = localStorage.getItem(prefix+"score"); + if (storageVariant !== variant && score == "*") + { + if (!confirm(storageVariant + + translations[": unfinished computer game will be erased"])) + { + return; + } + } + } + } + else if (mode == "friend") + { + const storageVariant = localStorage.getItem(prefix+"variant"); + if (!!storageVariant) + { + const score = localStorage.getItem(prefix+"score"); + if (storageVariant !== variant && score == "*") + { + if (!confirm(storageVariant + + translations[": current analysis will be erased"])) + { + return; + } + } } - return; } - this.vr = new VariantRules(fen, moves || []); + this.vr = new VariantRules(fen, []); + this.score = "*"; this.pgnTxt = ""; //redundant with this.score = "*", but cleaner this.mode = mode; - this.incheck = []; //in case of - this.fenStart = continuation - ? localStorage.getItem("fenStart") - : fen.split(" ")[0]; //Only the position matters + this.incheck = []; + this.fenStart = V.ParseFen(fen).position; //this is enough if (mode=="human") { // Opponent found! - if (!continuation) - { - // Not playing sound on game continuation: - new Audio("/sounds/newgame.mp3").play().then(() => {}).catch(err => {}); - document.getElementById("modal-newgame").checked = false; - } + this.gameId = gameId; this.oppid = oppId; this.oppConnected = true; this.mycolor = color; this.seek = false; - if (!!moves && moves.length > 0) //imply continuation - { - const lastMove = moves[moves.length-1]; - this.vr.undo(lastMove); - this.incheck = this.vr.getCheckSquares(lastMove); - this.vr.play(lastMove, "ingame"); - } - delete localStorage["newgame"]; - this.setStorage(); //in case of interruptions + if (this.sound >= 1) + new Audio("/sounds/newgame.mp3").play().catch(err => {}); + document.getElementById("modal-newgame").checked = false; } - else //against computer + else if (mode == "computer") { - this.mycolor = "w";//Math.random() < 0.5 ? 'w' : 'b'; - if (this.mycolor == 'b') - setTimeout(this.playComputerMove, 500); + this.compWorker.postMessage(["init",this.vr.getFen()]); + this.mycolor = (Math.random() < 0.5 ? 'w' : 'b'); + if (this.mycolor != this.vr.turn) + this.playComputerMove(); + } + else if (mode == "friend") + this.mycolor = "w"; //convention... + //else: problem solving: nothing more to do + if (mode != "problem") + this.setStorage(); //store game state in case of interruptions + }, + continueGame: function(mode) { + this.mode = mode; + this.oppid = (mode=="human" ? localStorage.getItem("oppid") : undefined); + const prefix = this.getStoragePrefix(mode); + this.mycolor = localStorage.getItem(prefix+"mycolor"); + const moves = JSON.parse(localStorage.getItem(prefix+"moves")); + const fen = localStorage.getItem(prefix+"fen"); + const score = localStorage.getItem(prefix+"score"); //set in "endGame()" + this.fenStart = localStorage.getItem(prefix+"fenStart"); + this.vr = new VariantRules(fen, moves); + this.incheck = this.vr.getCheckSquares(this.vr.turn); + if (mode == "human") + { + this.gameId = localStorage.getItem("gameId"); + // Send ping to server (answer pong if opponent is connected) + this.conn.send(JSON.stringify({ + code:"ping",oppid:this.oppid,gameId:this.gameId})); + } + else if (mode == "computer") + { + this.compWorker.postMessage(["init",fen]); + if (score == "*" && this.mycolor != this.vr.turn) + this.playComputerMove(); + } + //else: nothing special to do in friend mode + if (score != "*") + { + // Small delay required when continuation run faster than drawing page + setTimeout(() => this.endGame(score), 100); } }, playComputerMove: function() { - const compMove = this.vr.getComputerMove(); - // HACK: avoid selecting elements before they appear on page: - setTimeout(() => this.play(compMove, "animate"), 500); + this.timeStart = Date.now(); + this.compWorker.postMessage(["askmove"]); }, // Get the identifier of a HTML table cell from its numeric coordinates o.x,o.y. getSquareId: function(o) { @@ -656,6 +1250,19 @@ Vue.component('my-game', { }, mousedown: function(e) { e = e || window.event; + let ingame = false; + let elem = e.target; + while (!ingame && elem !== null) + { + if (elem.classList.contains("game")) + { + ingame = true; + break; + } + elem = elem.parentElement; + } + if (!ingame) //let default behavior (click on button...) + return; e.preventDefault(); //disable native drag & drop if (!this.selectedPiece && e.target.classList.contains("piece")) { @@ -671,11 +1278,19 @@ Vue.component('my-game', { this.selectedPiece.style.top = 0; this.selectedPiece.style.display = "inline-block"; this.selectedPiece.style.zIndex = 3000; - let startSquare = this.getSquareFromId(e.target.parentNode.id); - this.possibleMoves = this.mode!="idle" && this.vr.canIplay(this.mycolor,startSquare) - ? this.vr.getPossibleMovesFrom(startSquare) - : []; - e.target.parentNode.appendChild(this.selectedPiece); + const startSquare = this.getSquareFromId(e.target.parentNode.id); + this.possibleMoves = []; + if (this.score == "*") + { + const color = ["friend","problem"].includes(this.mode) + ? this.vr.turn + : this.mycolor; + if (this.vr.canIplay(color,startSquare)) + this.possibleMoves = this.vr.getPossibleMovesFrom(startSquare); + } + // Next line add moving piece just after current image + // (required for Crazyhouse reserve) + e.target.parentNode.insertBefore(this.selectedPiece, e.target.nextSibling); } }, mousemove: function(e) { @@ -685,8 +1300,11 @@ Vue.component('my-game', { // If there is an active element, move it around if (!!this.selectedPiece) { - this.selectedPiece.style.left = (e.clientX-this.start.x) + "px"; - this.selectedPiece.style.top = (e.clientY-this.start.y) + "px"; + const [offsetX,offsetY] = !!e.clientX + ? [e.clientX,e.clientY] //desktop browser + : [e.changedTouches[0].pageX, e.changedTouches[0].pageY]; //smartphone + this.selectedPiece.style.left = (offsetX-this.start.x) + "px"; + this.selectedPiece.style.top = (offsetY-this.start.y) + "px"; } }, mouseup: function(e) { @@ -694,13 +1312,20 @@ Vue.component('my-game', { return; e = e || window.event; // Read drop target (or parentElement, parentNode... if type == "img") - this.selectedPiece.style.zIndex = -3000; //HACK to find square from final coordinates - let landing = document.elementFromPoint(e.clientX, e.clientY); + this.selectedPiece.style.zIndex = -3000; //HACK to find square from final coords + const [offsetX,offsetY] = !!e.clientX + ? [e.clientX,e.clientY] + : [e.changedTouches[0].pageX, e.changedTouches[0].pageY]; + let landing = document.elementFromPoint(offsetX, offsetY); this.selectedPiece.style.zIndex = 3000; - while (landing.tagName == "IMG") //classList.contains(piece) fails because of mark/highlight + // Next condition: classList.contains(piece) fails because of marks + while (landing.tagName == "IMG") landing = landing.parentNode; - if (this.start.id == landing.id) //a click: selectedPiece and possibleMoves already filled + if (this.start.id == landing.id) + { + // A click: selectedPiece and possibleMoves are already filled return; + } // OK: process move attempt let endSquare = this.getSquareFromId(landing.id); let moves = this.findMatchingMoves(endSquare); @@ -729,8 +1354,9 @@ Vue.component('my-game', { let rectStart = startSquare.getBoundingClientRect(); let rectEnd = endSquare.getBoundingClientRect(); let translation = {x:rectEnd.x-rectStart.x, y:rectEnd.y-rectStart.y}; - let movingPiece = document.querySelector("#" + this.getSquareId(move.start) + " > img.piece"); - // HACK for animation (otherwise with positive translate, image slides "under background"...) + let movingPiece = + document.querySelector("#" + this.getSquareId(move.start) + " > img.piece"); + // HACK for animation (with positive translate, image slides "under background") // Possible improvement: just alter squares on the piece's way... squares = document.getElementsByClassName("board"); for (let i=0; i { @@ -747,27 +1374,86 @@ Vue.component('my-game', { squares.item(i).style.zIndex = "auto"; movingPiece.style = {}; //required e.g. for 0-0 with KR swap this.play(move); - }, 200); + }, 250); }, play: function(move, programmatic) { - if (!!programmatic) //computer or human opponent + if (!move) { - this.animateMove(move); - return; + // Navigate after game is over + if (this.cursor >= this.vr.moves.length) + return; //already at the end + move = this.vr.moves[this.cursor++]; } - this.incheck = this.vr.getCheckSquares(move); //is opponent in check? + if (!!programmatic) //computer or human opponent + return this.animateMove(move); // Not programmatic, or animation is over if (this.mode == "human" && this.vr.turn == this.mycolor) this.conn.send(JSON.stringify({code:"newmove", move:move, oppid:this.oppid})); - new Audio("/sounds/chessmove1.mp3").play().then(() => {}).catch(err => {}); - this.vr.play(move, "ingame"); - if (this.mode == "human") + if (this.score == "*") + { + // Emergency check, if human game started "at the same time" + // TODO: robustify this... + if (this.mode == "human" && !!move.computer) + return; + this.vr.play(move, "ingame"); + // Is opponent in check? + this.incheck = this.vr.getCheckSquares(this.vr.turn); + if (this.sound == 2) + new Audio("/sounds/move.mp3").play().catch(err => {}); + if (this.mode == "computer") + { + // Send the move to web worker (TODO: including his own moves?!) + this.compWorker.postMessage(["newmove",move]); + } + const eog = this.vr.checkGameOver(); + if (eog != "*") + { + if (["human","computer"].includes(this.mode)) + this.endGame(eog); + else + { + // Just show score on screen (allow undo) + this.score = eog; + this.showScoreMsg(); + } + } + } + else + { + VariantRules.PlayOnBoard(this.vr.board, move); + this.$forceUpdate(); //TODO: ?! + } + if (["human","computer","friend"].includes(this.mode)) this.updateStorage(); //after our moves and opponent moves - const eog = this.vr.checkGameOver(); - if (eog != "*") - this.endGame(eog); - else if (this.mode == "computer" && this.vr.turn != this.mycolor) - setTimeout(this.playComputerMove, 500); + if (this.mode == "computer" && this.vr.turn != this.mycolor && this.score == "*") + this.playComputerMove(); + }, + undo: function() { + // Navigate after game is over + if (this.cursor == 0) + return; //already at the beginning + if (this.cursor == this.vr.moves.length) + this.incheck = []; //in case of... + const move = this.vr.moves[--this.cursor]; + VariantRules.UndoOnBoard(this.vr.board, move); + this.$forceUpdate(); //TODO: ?! + }, + undoInGame: function() { + const lm = this.vr.lastMove; + if (!!lm) + { + this.vr.undo(lm); + if (this.sound == 2) + new Audio("/sounds/undo.mp3").play().catch(err => {}); + this.incheck = this.vr.getCheckSquares(this.vr.turn); + } }, }, }) + +// TODO: keep moves list here +get lastMove() + { + const L = this.moves.length; + return (L>0 ? this.moves[L-1] : null); + }