Highlight king in red if undercheck + some improvements

[vchess.git] / public / javascripts / components / game.js

diff --git a/public/javascripts/components/game.js b/public/javascripts/components/game.js
index 592a700..125aeea 100644 (file)
--- a/public/javascripts/components/game.js
+++ b/public/javascripts/components/game.js
@@ -15,6 +15,8 @@ Vue.component('my-game', {
                        oppid: "", //opponent ID in case of HH game
                        oppConnected: false,
                        seek: false,
+                       fenStart: "",
+                       incheck: false,
                };
        },
        render(h) {
@@ -34,6 +36,8 @@ Vue.component('my-game', {
                                {
                                        on: {
                                                click: () => {
+                                                       if (this.mode == "human")
+                                                               return; //no newgame while playing
                                                        if (this.seek)
                                                                delete localStorage["newgame"]; //cancel game seek
                                                        else
@@ -54,7 +58,13 @@ Vue.component('my-game', {
                                [h('i', { 'class': { "material-icons": true } }, "accessibility")]),
                        h('button',
                                {
-                                       on: { click: () => this.newGame("computer") },
+                                       on: {
+                                               click: () => {
+                                                       if (this.mode == "human")
+                                                               return; //no newgame while playing
+                                                       this.newGame("computer");
+                                               }
+                                       },
                                        attrs: { "aria-label": 'New game VS computer' },
                                        'class': {
                                                "tooltip":true,
@@ -161,7 +171,9 @@ Vue.component('my-game', {
                                                                );
                                                        }
                                                        const lm = this.vr.lastMove;
-                                                       const highlight = !!lm && _.isMatch(lm.end, {x:ci,y:cj}); //&& _.isMatch(lm.start, {x:ci,y:cj})
+                                                       const highlight = !!lm && _.isMatch(lm.end, {x:ci,y:cj});
+                                                       const incheck = this.incheck
+                                                               && _.isEqual(this.vr.kingPos[this.vr.turn], [ci,cj]);
                                                        return h(
                                                                'div',
                                                                {
@@ -170,6 +182,7 @@ Vue.component('my-game', {
                                                                                'light-square': !highlight && (i+j)%2==0,
                                                                                'dark-square': !highlight && (i+j)%2==1,
                                                                                'highlight': highlight,
+                                                                               'incheck': incheck,
                                                                        },
                                                                        attrs: {
                                                                                id: this.getSquareId({x:ci,y:cj}),
@@ -230,12 +243,6 @@ Vue.component('my-game', {
                                        }
                                ),
                                h('h3',
-                                       {
-                                               "class": { "section": true },
-                                               domProps: { innerHTML: "End of game" },
-                                       }
-                               ),
-                               h('p',
                                        {
                                                "class": { "section": true },
                                                domProps: { innerHTML: eogMessage },
@@ -247,7 +254,7 @@ Vue.component('my-game', {
                                elemsOfEog.push(
                                        h('p', //'textarea', //TODO: selectable!
                                                {
-                                                       domProps: { innerHTML: this.vr.getPGN(this.mycolor, this.score) },
+                                                       domProps: { innerHTML: this.vr.getPGN(this.mycolor, this.score, this.fenStart) },
                                                        //attrs: { "readonly": true },
                                                }
                                        )
@@ -430,22 +437,25 @@ Vue.component('my-game', {
                        }
                        this.endGame(this.mycolor=="w"?"0-1":"1-0");
                },
-               updateStorage: function() {
-                       if (!localStorage.getItem("myid"))
-                       {
-                               localStorage.setItem("myid", this.myid);
-                               localStorage.setItem("variant", variant);
-                               localStorage.setItem("mycolor", this.mycolor);
-                               localStorage.setItem("oppid", this.oppid);
-                       }
+               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());
+               },
+               updateStorage: function() {
                        localStorage.setItem("moves", JSON.stringify(this.vr.moves));
+                       localStorage.setItem("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"];
                },
@@ -469,6 +479,9 @@ Vue.component('my-game', {
                        }
                        this.vr = new VariantRules(fen, moves || []);
                        this.mode = mode;
+                       this.fenStart = continuation
+                               ? localStorage.getItem("fenStart")
+                               : fen.split(" ")[0]; //Only the position matters
                        if (mode=="human")
                        {
                                // Opponent found!
@@ -482,7 +495,16 @@ Vue.component('my-game', {
                                this.oppConnected = true;
                                this.mycolor = color;
                                this.seek = false;
+                               if (!!moves && moves.length > 0) //imply continuation
+                               {
+                                       const oppCol = this.vr.turn;
+                                       const lastMove = moves[moves.length-1];
+                                       this.vr.undo(lastMove);
+                                       this.incheck = this.vr.underCheck(lastMove, oppCol);
+                                       this.vr.play(lastMove, "ingame");
+                               }
                                delete localStorage["newgame"];
+                               this.setStorage(); //in case of interruptions
                        }
                        else //against computer
                        {
@@ -608,6 +630,8 @@ Vue.component('my-game', {
                                this.animateMove(move);
                                return;
                        }
+                       const oppCol = this.vr.getOppCol(this.vr.turn);
+                       this.incheck = this.vr.underCheck(move, oppCol); //is opponent in check?
                        // Not programmatic, or animation is over
                        if (this.mode == "human" && this.vr.turn == this.mycolor)
                        {