Save state - unfinished changes
[vchess.git] / public / javascripts / components / game.js
index 6814208..0ab12d6 100644 (file)
@@ -1,5 +1,6 @@
 // Game logic on a variant page
 Vue.component('my-game', {
+       props: ["problem"],
        data: function() {
                return {
                        vr: null, //object to check moves, store them, FEN..
@@ -18,13 +19,23 @@ Vue.component('my-game', {
                        incheck: [],
                        pgnTxt: "",
                        hints: (getCookie("hints") === "1" ? true : false),
-                       //color: TODO (lichess, chess.com, chesstempo)
-                       //sound: TODO (0,1, 2)
+                       color: getCookie("color", "lichess"), //lichess, chesscom or chesstempo
+                       // sound level: 0 = no sound, 1 = sound only on newgame, 2 = always
+                       sound: parseInt(getCookie("sound", "2")),
                };
        },
+       watch: {
+               problem: function(p, pp) {
+                       // 'problem' prop changed: update board state
+                       // TODO: FEN + turn + flags + rappel instructions / solution on click sous l'échiquier
+                       // TODO: trouver moyen de passer la situation des reserves pour Crazyhouse,
+                       // et l'état des captures pour Grand... bref compléter le descriptif de l'état.
+                       this.newGame("problem", p.fen, p.fen.split(" ")[2]);
+               },
+       },
        render(h) {
-               const [sizeX,sizeY] = VariantRules.size;
-               const smallScreen = (screen.width <= 420);
+               const [sizeX,sizeY] = [V.size.x,V.size.y];
+               const smallScreen = (window.innerWidth <= 420);
                // Precompute hints squares to facilitate rendering
                let hintSquares = doubleArray(sizeX, sizeY, false);
                this.possibleMoves.forEach(m => { hintSquares[m.end.x][m.end.y] = true; });
@@ -91,7 +102,7 @@ Vue.component('my-game', {
                        const settingsBtnElt = document.getElementById("settingsBtn");
                        const indicWidth = !!settingsBtnElt //-2 for border:
                                ? parseFloat(window.getComputedStyle(settingsBtnElt).height.slice(0,-2)) - 2
-                               : 30;
+                               : (smallScreen ? 31 : 37);
                        if (this.mode == "human")
                        {
                                let connectedIndic = h(
@@ -139,8 +150,8 @@ Vue.component('my-game', {
                                                "tooltip": true,
                                                "topindicator": true,
                                                "indic-right": true,
-                                               "settings-btn": true,
-                                               "small": smallScreen,
+                                               "settings-btn": !smallScreen,
+                                               "settings-btn-small": smallScreen,
                                        },
                                },
                                [h('i', { 'class': { "material-icons": true } }, "settings")]
@@ -181,6 +192,9 @@ Vue.component('my-game', {
                                })
                        );
                        // Create board element (+ reserves if needed by variant or mode)
+                       const lm = this.vr.lastMove;
+                       const showLight = this.hints &&
+                               (this.mode!="idle" || this.cursor==this.vr.moves.length);
                        let gameDiv = h('div',
                                {
                                        'class': { 'game': true },
@@ -233,9 +247,6 @@ Vue.component('my-game', {
                                                                        )
                                                                );
                                                        }
-                                                       const lm = this.vr.lastMove;
-                                                       const showLight = this.hints &&
-                                                               (this.mode!="idle" || this.cursor==this.vr.moves.length);
                                                        return h(
                                                                'div',
                                                                {
@@ -244,6 +255,7 @@ Vue.component('my-game', {
                                                                                ['board'+sizeY]: true,
                                                                                'light-square': (i+j)%2==0,
                                                                                'dark-square': (i+j)%2==1,
+                                                                               [this.color]: true,
                                                                                'highlight': showLight && !!lm && _.isMatch(lm.end, {x:ci,y:cj}),
                                                                                'incheck': showLight && incheckSq[ci][cj],
                                                                        },
@@ -407,7 +419,7 @@ Vue.component('my-game', {
                                        }),
                                h('div',
                                        {
-                                               attrs: { "role": "dialog", "aria-labelledby": "modal-eog" },
+                                               attrs: { "role": "dialog", "aria-labelledby": "eogMessage" },
                                        },
                                        [
                                                h('div',
@@ -423,6 +435,7 @@ Vue.component('my-game', {
                                                                ),
                                                                h('h3',
                                                                        {
+                                                                               attrs: { "id": "eogMessage" },
                                                                                "class": { "section": true },
                                                                                domProps: { innerHTML: eogMessage },
                                                                        }
@@ -434,6 +447,7 @@ Vue.component('my-game', {
                        ];
                        elementArray = elementArray.concat(modalEog);
                }
+               // NOTE: this modal could be in Pug view (no usage of Vue functions or variables)
                const modalNewgame = [
                        h('input',
                                {
@@ -442,7 +456,7 @@ Vue.component('my-game', {
                                }),
                        h('div',
                                {
-                                       attrs: { "role": "dialog", "aria-labelledby": "modal-newgame" },
+                                       attrs: { "role": "dialog", "aria-labelledby": "newGameTxt" },
                                },
                                [
                                        h('div',
@@ -458,6 +472,7 @@ Vue.component('my-game', {
                                                        ),
                                                        h('h3',
                                                                {
+                                                                       attrs: { "id": "newGameTxt" },
                                                                        "class": { "section": true },
                                                                        domProps: { innerHTML: "New game" },
                                                                }
@@ -482,7 +497,7 @@ Vue.component('my-game', {
                                }),
                        h('div',
                                {
-                                       attrs: { "role": "dialog", "aria-labelledby": "modal-fenedit" },
+                                       attrs: { "role": "dialog", "aria-labelledby": "titleFenedit" },
                                },
                                [
                                        h('div',
@@ -498,6 +513,7 @@ Vue.component('my-game', {
                                                        ),
                                                        h('h3',
                                                                {
+                                                                       attrs: { "id": "titleFenedit" },
                                                                        "class": { "section": true },
                                                                        domProps: { innerHTML: "Position + flags (FEN):" },
                                                                }
@@ -548,7 +564,7 @@ Vue.component('my-game', {
                                }),
                        h('div',
                                {
-                                       attrs: { "role": "dialog", "aria-labelledby": "modal-settings" },
+                                       attrs: { "role": "dialog", "aria-labelledby": "settingsTitle" },
                                },
                                [
                                        h('div',
@@ -564,14 +580,125 @@ Vue.component('my-game', {
                                                        ),
                                                        h('h3',
                                                                {
+                                                                       attrs: { "id": "settingsTitle" },
                                                                        "class": { "section": true },
-                                                                       domProps: { innerHTML: "User settings" },
+                                                                       domProps: { innerHTML: "Preferences" },
                                                                }
                                                        ),
-                                                       // https://minicss.org/docs#forms-and-input
-                                                       h('p', { domProps: { innerHTML: "TODO: hints" } }),
-                                                       h('p', { domProps: { innerHTML: "TODO: board(color)" } }),
-                                                       h('p', { domProps: { innerHTML: "TODO: sound(level)" } }),
+                                                       h('fieldset',
+                                                         { },
+                                                               [
+                                                                       //h('legend', { domProps: { innerHTML: "Legend title" } }),
+                                                                       h('label',
+                                                                               {
+                                                                                       attrs: { for: "setHints" },
+                                                                                       domProps: { innerHTML: "Show hints?" },
+                                                                               },
+                                                                       ),
+                                                                       h('input',
+                                                                               {
+                                                                                       attrs: {
+                                                                                               "id": "setHints",
+                                                                                               type: "checkbox",
+                                                                                               checked: this.hints,
+                                                                                       },
+                                                                                       on: { "change": this.toggleHints },
+                                                                               }
+                                                                       ),
+                                                               ]
+                                                       ),
+                                                       h('fieldset',
+                                                               { },
+                                                               [
+                                                                       h('label',
+                                                                               {
+                                                                                       attrs: { for: "selectColor" },
+                                                                                       domProps: { innerHTML: "Board colors" },
+                                                                               },
+                                                                       ),
+                                                                       h("select",
+                                                                               {
+                                                                                       attrs: { "id": "selectColor" },
+                                                                                       on: { "change": this.setColor },
+                                                                               },
+                                                                               [
+                                                                                       h("option",
+                                                                                               {
+                                                                                                       domProps: {
+                                                                                                               "value": "lichess",
+                                                                                                               innerHTML: "brown"
+                                                                                                       },
+                                                                                                       attrs: { "selected": this.color=="lichess" },
+                                                                                               }
+                                                                                       ),
+                                                                                       h("option",
+                                                                                               {
+                                                                                                       domProps: {
+                                                                                                               "value": "chesscom",
+                                                                                                               innerHTML: "green"
+                                                                                                       },
+                                                                                                       attrs: { "selected": this.color=="chesscom" },
+                                                                                               }
+                                                                                       ),
+                                                                                       h("option",
+                                                                                               {
+                                                                                                       domProps: {
+                                                                                                               "value": "chesstempo",
+                                                                                                               innerHTML: "blue"
+                                                                                                       },
+                                                                                                       attrs: { "selected": this.color=="chesstempo" },
+                                                                                               }
+                                                                                       ),
+                                                                               ],
+                                                                       ),
+                                                               ]
+                                                       ),
+                                                       h('fieldset',
+                                                               { },
+                                                               [
+                                                                       h('label',
+                                                                               {
+                                                                                       attrs: { for: "selectSound" },
+                                                                                       domProps: { innerHTML: "Play sounds?" },
+                                                                               },
+                                                                       ),
+                                                                       h("select",
+                                                                               {
+                                                                                       attrs: { "id": "selectSound" },
+                                                                                       on: { "change": this.setSound },
+                                                                               },
+                                                                               [
+                                                                                       h("option",
+                                                                                               {
+                                                                                                       domProps: {
+                                                                                                               "value": "0",
+                                                                                                               innerHTML: "None"
+                                                                                                       },
+                                                                                                       attrs: { "selected": this.sound==0 },
+                                                                                               }
+                                                                                       ),
+                                                                                       h("option",
+                                                                                               {
+                                                                                                       domProps: {
+                                                                                                               "value": "1",
+                                                                                                               innerHTML: "Newgame"
+                                                                                                       },
+                                                                                                       attrs: { "selected": this.sound==1 },
+                                                                                               }
+                                                                                       ),
+                                                                                       h("option",
+                                                                                               {
+                                                                                                       domProps: {
+                                                                                                               "value": "2",
+                                                                                                               innerHTML: "All"
+                                                                                                       },
+                                                                                                       attrs: { "selected": this.sound==2 },
+                                                                                               }
+                                                                                       ),
+                                                                               ],
+                                                                       ),
+                                                               ]
+                                                       ),
                                                ]
                                        )
                                ]
@@ -590,7 +717,10 @@ Vue.component('my-game', {
                {
                        elementArray.push(
                                h('div',
-                                       { attrs: { id: "pgn-div" } },
+                                       {
+                                               attrs: { id: "pgn-div" },
+                                               "class": { "section-content": true },
+                                       },
                                        [
                                                h('a',
                                                        {
@@ -603,10 +733,16 @@ Vue.component('my-game', {
                                                h('p',
                                                        {
                                                                attrs: { id: "pgn-game" },
-                                                               on: { click: this.download },
                                                                domProps: { innerHTML: this.pgnTxt }
                                                        }
-                                               )
+                                               ),
+                                               h('button',
+                                                       {
+                                                               attrs: { "id": "downloadBtn" },
+                                                               on: { click: this.download },
+                                                               domProps: { innerHTML: "Download game" },
+                                                       }
+                                               ),
                                        ]
                                )
                        );
@@ -616,7 +752,10 @@ Vue.component('my-game', {
                        // Show current FEN
                        elementArray.push(
                                h('div',
-                                       { attrs: { id: "fen-div" } },
+                                       {
+                                               attrs: { id: "fen-div" },
+                                               "class": { "section-content": true },
+                                       },
                                        [
                                                h('p',
                                                        {
@@ -653,17 +792,12 @@ Vue.component('my-game', {
        },
        created: function() {
                const url = socketUrl;
-               const continuation = (localStorage.getItem("variant") === variant);
-               this.myid = continuation ? localStorage.getItem("myid") : getRandString();
-               if (!continuation)
-               {
-                       // HACK: play a small silent sound to allow "new game" sound later
-                       // if tab not focused (TODO: does it really work ?!)
-                       new Audio("/sounds/silent.mp3").play().then(() => {}).catch(err => {});
-               }
+               const humanContinuation = (localStorage.getItem("variant") === variant);
+               const computerContinuation = (localStorage.getItem("comp-variant") === variant);
+               this.myid = (humanContinuation ? localStorage.getItem("myid") : getRandString());
                this.conn = new WebSocket(url + "/?sid=" + this.myid + "&page=" + variant);
                const socketOpenListener = () => {
-                       if (continuation)
+                       if (humanContinuation) //game VS human has priority
                        {
                                const fen = localStorage.getItem("fen");
                                const mycolor = localStorage.getItem("mycolor");
@@ -673,16 +807,24 @@ Vue.component('my-game', {
                                // 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)
+                       else if (computerContinuation)
                        {
-                               // New game request has been cancelled on disconnect
-                               this.newGame("human", undefined, undefined, undefined, undefined, "reconnect");
+                               const fen = localStorage.getItem("comp-fen");
+                               const mycolor = localStorage.getItem("comp-mycolor");
+                               const moves = JSON.parse(localStorage.getItem("comp-moves"));
+                               this.newGame("computer", fen, mycolor, undefined, moves, true);
                        }
                };
                const socketMessageListener = msg => {
                        const data = JSON.parse(msg.data);
                        switch (data.code)
                        {
+                               case "duplicate":
+                                       // We opened another tab on the same game
+                                       this.mode = "idle";
+                                       this.vr = null;
+                                       alert("Already playing a game in this variant on another tab!");
+                                       break;
                                case "newgame": //opponent found
                                        // oppid: opponent socket ID
                                        this.newGame("human", data.fen, data.color, data.oppid);
@@ -782,7 +924,7 @@ Vue.component('my-game', {
                        // 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")
+                       if (["human","computer"].includes(this.mode))
                                this.clearStorage();
                        this.mode = "idle";
                        this.cursor = this.vr.moves.length; //to navigate in finished game
@@ -805,26 +947,36 @@ Vue.component('my-game', {
                        return eogMessage;
                },
                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);
+                       }
+                       // 'prefix' = "comp-" to resume games vs. computer
+                       const prefix = (this.mode=="computer" ? "comp-" : "");
+                       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());
                },
                updateStorage: function() {
-                       localStorage.setItem("moves", JSON.stringify(this.vr.moves));
-                       localStorage.setItem("fen", this.vr.getFen());
+                       const prefix = (this.mode=="computer" ? "comp-" : "");
+                       localStorage.setItem(prefix+"moves", JSON.stringify(this.vr.moves));
+                       localStorage.setItem(prefix+"fen", this.vr.getFen());
                },
                clearStorage: function() {
-                       delete localStorage["variant"];
-                       delete localStorage["myid"];
-                       delete localStorage["mycolor"];
-                       delete localStorage["oppid"];
-                       delete localStorage["fenStart"];
-                       delete localStorage["fen"];
-                       delete localStorage["moves"];
+                       if (this.mode=="human")
+                       {
+                               delete localStorage["myid"];
+                               delete localStorage["oppid"];
+                       }
+                       const prefix = (this.mode=="computer" ? "comp-" : "");
+                       delete localStorage[prefix+"variant"];
+                       delete localStorage[prefix+"mycolor"];
+                       delete localStorage[prefix+"fenStart"];
+                       delete localStorage[prefix+"fen"];
+                       delete localStorage[prefix+"moves"];
                },
                // HACK because mini-css tooltips are persistent after click...
                getRidOfTooltip: function(elt) {
@@ -839,6 +991,14 @@ Vue.component('my-game', {
                        this.hints = !this.hints;
                        setCookie("hints", this.hints ? "1" : "0");
                },
+               setColor: function(e) {
+                       this.color = e.target.options[e.target.selectedIndex].value;
+                       setCookie("color", this.color);
+               },
+               setSound: function(e) {
+                       this.sound = parseInt(e.target.options[e.target.selectedIndex].value);
+                       setCookie("sound", this.sound);
+               },
                clickGameSeek: function(e) {
                        this.getRidOfTooltip(e.currentTarget);
                        if (this.mode == "human")
@@ -846,7 +1006,6 @@ Vue.component('my-game', {
                        if (this.seek)
                        {
                                this.conn.send(JSON.stringify({code:"cancelnewgame"}));
-                               delete localStorage["newgame"]; //cancel game seek
                                this.seek = false;
                        }
                        else
@@ -881,44 +1040,51 @@ Vue.component('my-game', {
                        {
                                const storageVariant = localStorage.getItem("variant");
                                if (!!storageVariant && storageVariant !== variant)
-                               {
-                                       alert("Finish your " + storageVariant + " game first!");
-                                       return;
-                               }
+                                       return alert("Finish your " + storageVariant + " 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}));
                                } catch (INVALID_STATE_ERR) {
                                        return; //nothing achieved
                                }
-                               if (continuation !== "reconnect") //TODO: bad HACK...
-                               {
-                                       let modalBox = document.getElementById("modal-newgame");
-                                       modalBox.checked = true;
-                                       setTimeout(() => { modalBox.checked = false; }, 2000);
-                               }
+                               let modalBox = document.getElementById("modal-newgame");
+                               modalBox.checked = true;
+                               setTimeout(() => { modalBox.checked = false; }, 2000);
                                return;
                        }
+                       if (this.mode == "computer" && mode == "human") { }
+                       {
+                               // Save current computer game to resume it later
+                               this.setStorage();
+                       }
                        this.vr = new VariantRules(fen, moves || []);
                        this.score = "*";
                        this.pgnTxt = ""; //redundant with this.score = "*", but cleaner
                        this.mode = mode;
-                       this.incheck = []; //in case of
+                       this.incheck = continuation
+                               ? this.vr
+                               : [];
                        this.fenStart = (continuation ? localStorage.getItem("fenStart") : fen);
                        if (mode=="human")
                        {
+
+
+
+//TODO: refactor this. (for computer mode too), lastMove getCheckSquares...
+
+
+
+
                                // Opponent found!
-                               if (!continuation)
+                               if (!continuation) //not playing sound on game continuation
                                {
-                                       // Not playing sound on game continuation:
-                                       new Audio("/sounds/newgame.mp3").play().then(() => {}).catch(err => {});
+                                       if (this.sound >= 1)
+                                               new Audio("/sounds/newgame.mp3").play().then(() => {}).catch(err => {});
                                        document.getElementById("modal-newgame").checked = false;
                                }
                                this.oppid = oppId;
-                               this.oppConnected = true;
+                               this.oppConnected = !continuation;
                                this.mycolor = color;
                                this.seek = false;
                                if (!!moves && moves.length > 0) //imply continuation
@@ -928,7 +1094,6 @@ Vue.component('my-game', {
                                        this.incheck = this.vr.getCheckSquares(lastMove);
                                        this.vr.play(lastMove, "ingame");
                                }
-                               delete localStorage["newgame"];
                                this.setStorage(); //in case of interruptions
                        }
                        else if (mode == "computer")
@@ -937,14 +1102,17 @@ Vue.component('my-game', {
                                if (this.mycolor == 'b')
                                        setTimeout(this.playComputerMove, 500);
                        }
-                       //else: against a (IRL) friend: nothing more to do
+                       //else: against a (IRL) friend or problem solving: nothing more to do
                },
                playComputerMove: function() {
                        const timeStart = Date.now();
                        const compMove = this.vr.getComputerMove();
                        // (first move) HACK: avoid selecting elements before they appear on page:
                        const delay = Math.max(500-(Date.now()-timeStart), 0);
-                       setTimeout(() => this.play(compMove, "animate"), delay);
+                       setTimeout(() => {
+                               if (this.mode == "computer") //Warning: mode could have changed!
+                                       this.play(compMove, "animate")
+                       }, delay);
                },
                // Get the identifier of a HTML table cell from its numeric coordinates o.x,o.y.
                getSquareId: function(o) {
@@ -986,10 +1154,16 @@ 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);
-                               const iCanPlay = this.mode!="idle"
-                                       && (this.mode=="friend" || this.vr.canIplay(this.mycolor,startSquare));
-                               this.possibleMoves = iCanPlay ? this.vr.getPossibleMovesFrom(startSquare) : [];
+                               const startSquare = this.getSquareFromId(e.target.parentNode.id);
+                               this.possibleMoves = [];
+                               if (this.mode != "idle")
+                               {
+                                       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);
@@ -1094,7 +1268,8 @@ Vue.component('my-game', {
                        // 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 => {});
+                       if (this.sound == 2)
+                               new Audio("/sounds/chessmove1.mp3").play().then(() => {}).catch(err => {});
                        if (this.mode != "idle")
                        {
                                this.incheck = this.vr.getCheckSquares(move); //is opponent in check?
@@ -1105,7 +1280,7 @@ Vue.component('my-game', {
                                VariantRules.PlayOnBoard(this.vr.board, move);
                                this.$forceUpdate(); //TODO: ?!
                        }
-                       if (this.mode == "human")
+                       if (["human","computer"].includes(this.mode))
                                this.updateStorage(); //after our moves and opponent moves
                        if (this.mode != "idle")
                        {