Graphical fix
[vchess.git] / client / src / components / BaseGame.vue
index e0bd937..55ed249 100644 (file)
@@ -1,46 +1,63 @@
 <template lang="pug">
-.row
-  .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
-    input#modalEog.modal(type="checkbox")
-    div(role="dialog" aria-labelledby="eogMessage")
-      .card.smallpad.small-modal.text-center
-        label.modal-close(for="modalEog")
-        h3#eogMessage.section {{ endgameMessage }}
-    // TODO: or "BoardHex" if this.game.vname in "Hexagonal..."
-    Board(:vr="vr" :last-move="lastMove" :analyze="analyze"
-      :user-color="game.mycolor" :orientation="orientation"
-      :vname="game.vname" @play-move="play")
-    .button-group
-      button(@click="() => play()") Play
-      button(@click="() => undo()") Undo
-      button(@click="flip") Flip
-      button(@click="gotoBegin") GotoBegin
-      button(@click="gotoEnd") GotoEnd
-    #messageDiv.section-content {{ curMoveMessage() }}
-    #fenDiv.section-content(v-if="showFen && !!vr")
-      p#fenString.text-center {{ vr.getFen() }}
-    #pgnDiv.section-content
-      a#download(href="#")
-      .button-group
-        button#downloadBtn(@click="download") {{ st.tr["Download PGN"] }}
-        // TODO: Import game button copy game locally in IndexedDB
-        //button Import game
-    //MoveList(v-if="showMoves"
-      :moves="moves" :cursor="cursor" @goto-move="gotoMove")
+div#baseGame(tabindex=-1 @click="() => focusBg()"
+    @keydown="handleKeys" @wheel="handleScroll")
+  input#modalEog.modal(type="checkbox")
+  div#eogDiv(role="dialog" data-checkbox="modalEog" aria-labelledby="eogMessage")
+    .card.smallpad.small-modal.text-center
+      label.modal-close(for="modalEog")
+      h3#eogMessage.section {{ endgameMessage }}
+  input#modalAdjust.modal(type="checkbox")
+  div#adjuster(role="dialog" data-checkbox="modalAdjust" aria-labelledby="labelAdjust")
+    .card.smallpad.small-modal.text-center
+      label.modal-close(for="modalAdjust")
+      label#labelAdjust(for="boardSize") {{ st.tr["Board size"] }}
+      input#boardSize.slider(type="range" min="0" max="100" value="50"
+        @input="adjustBoard")
+  #gameContainer
+    #boardContainer
+      Board(:vr="vr" :last-move="lastMove" :analyze="analyze"
+        :user-color="game.mycolor" :orientation="orientation"
+        :vname="game.vname" :incheck="incheck" @play-move="play")
+      #turnIndicator(v-if="game.vname=='Dark' && game.score=='*'")
+        | {{ turn }}
+      #controls
+        button(@click="gotoBegin") <<
+        button(@click="() => undo()") <
+        button(@click="flip") &#8645;
+        button(@click="() => play()") >
+        button(@click="gotoEnd") >>
+      #pgnDiv
+        #downloadDiv(v-if="game.vname!='Dark' || game.score!='*'")
+          a#download(href="#")
+          button(@click="download") {{ st.tr["Download PGN"] }}
+        button(onClick="doClick('modalAdjust')") &#10530;
+        button(v-if="game.vname!='Dark' && game.mode!='analyze'"
+            @click="analyzePosition")
+          | {{ st.tr["Analyze"] }}
+        // NOTE: rather ugly hack to avoid showing twice "rules" link...
+        button(v-if="!$route.path.match('/variants/')" @click="showRules")
+          | {{ st.tr["Rules"] }}
+    #movesList
+      MoveList(v-if="showMoves" :score="game.score" :message="game.scoreMsg"
+        :firstNum="firstMoveNumber" :moves="moves" :cursor="cursor"
+        @goto-move="gotoMove")
+    .clearer
 </template>
 
 <script>
 import Board from "@/components/Board.vue";
-//import MoveList from "@/components/MoveList.vue";
+import MoveList from "@/components/MoveList.vue";
 import { store } from "@/store";
 import { getSquareId } from "@/utils/squareId";
 import { getDate } from "@/utils/datetime";
+import { processModalClick } from "@/utils/modalClick";
+import { getScoreMessage } from "@/utils/scoring";
 
 export default {
   name: 'my-base-game',
   components: {
     Board,
-    //MoveList,
+    MoveList,
   },
   // "vr": VariantRules object, describing the game state + rules
   props: ["vr","game"],
@@ -54,6 +71,8 @@ export default {
       moves: [],
       cursor: -1, //index of the move just played
       lastMove: null,
+      firstMoveNumber: 0, //for printing
+      incheck: [], //for Board
     };
   },
   watch: {
@@ -61,32 +80,132 @@ export default {
     "game.fenStart": function() {
       this.re_setVariables();
     },
+    // Received a new move to play:
+    // TODO: error "flush nextTick callbacks" when observer reloads page
+    "game.moveToPlay": function(newMove) {
+      if (!!newMove) //if stop + launch new game, get undefined move
+        this.play(newMove, "receive");
+    },
   },
   computed: {
     showMoves: function() {
-      return true;
-      //return window.innerWidth >= 768;
+      return this.game.vname != "Dark" || this.game.score != "*";
     },
-    showFen: function() {
-      return this.game.vname != "Dark" || this.score != "*";
+    turn: function() {
+      let color = "";
+      const L = this.moves.length;
+      if (L == 0 || this.moves[L-1].color == "b")
+        color = "White";
+      else //if (this.moves[L-1].color == "w")
+        color = "Black";
+      return this.st.tr[color + " to move"];
     },
     analyze: function() {
-      return this.game.mode == "analyze" || this.game.score != "*";
+      return this.game.mode=="analyze" ||
+        // From Board viewpoint, a finished Dark game == analyze (TODO: unclear)
+        (this.game.vname == "Dark" && this.game.score != "*");
     },
   },
   created: function() {
     if (!!this.game.fenStart)
       this.re_setVariables();
   },
+  mounted: function() {
+    [document.getElementById("eogDiv"),document.getElementById("adjuster")]
+      .forEach(elt => elt.addEventListener("click", processModalClick));
+    // Take full width on small screens:
+    let boardSize = parseInt(localStorage.getItem("boardSize"));
+    if (!boardSize)
+    {
+      boardSize = (window.innerWidth >= 768
+        ? Math.min(600, 0.5*window.innerWidth) //heuristic...
+        : window.innerWidth);
+    }
+    const movesWidth = (window.innerWidth >= 768 ? 280 : 0);
+    document.getElementById("boardContainer").style.width = boardSize + "px";
+    let gameContainer = document.getElementById("gameContainer");
+    gameContainer.style.width = (boardSize + movesWidth) + "px";
+    // TODO: find the right formula here:
+    //document.getElementById("boardSize").value = Math.floor(boardSize / 10);
+    // timeout to avoid calling too many time the adjust method
+    let timeoutLaunched = false;
+    window.addEventListener("resize", (e) => {
+      if (!timeoutLaunched)
+      {
+        timeoutLaunched = true;
+        setTimeout( () => {
+          this.adjustBoard();
+          timeoutLaunched = false;
+        }, 500);
+      }
+    });
+  },
   methods: {
+    focusBg: function() {
+      // NOTE: small blue border appears...
+      document.getElementById("baseGame").focus();
+    },
+    adjustBoard: function() {
+      const boardContainer = document.getElementById("boardContainer");
+      if (!boardContainer)
+        return; //no board on page
+      const k = document.getElementById("boardSize").value;
+      const movesWidth = (window.innerWidth >= 768 ? 280 : 0);
+      const minBoardWidth = 240; //TODO: these 240 and 280 are arbitrary...
+      // Value of 0 is board min size; 100 is window.width [- movesWidth]
+      const boardSize = minBoardWidth +
+        k * (window.innerWidth - (movesWidth+minBoardWidth)) / 100;
+      localStorage.setItem("boardSize", boardSize);
+      boardContainer.style.width = boardSize + "px";
+      document.getElementById("gameContainer").style.width =
+        (boardSize + movesWidth) + "px";
+    },
+    handleKeys: function(e) {
+      if ([32,37,38,39,40].includes(e.keyCode))
+        e.preventDefault();
+      switch (e.keyCode)
+      {
+        case 37:
+          this.undo();
+          break;
+        case 39:
+          this.play();
+          break;
+        case 38:
+          this.gotoBegin();
+          break;
+        case 40:
+          this.gotoEnd();
+          break;
+        case 32:
+          this.flip();
+          break;
+      }
+    },
+    handleScroll: function(e) {
+      // NOTE: since game.mode=="analyze" => no score, next condition is enough
+      if (this.game.score != "*")
+      {
+        e.preventDefault();
+        if (e.deltaY < 0)
+          this.undo();
+        else if (e.deltaY > 0)
+          this.play();
+      }
+    },
+    showRules: function() {
+      //this.$router.push("/variants/" + this.game.vname);
+      window.open("#/variants/" + this.game.vname, "_blank"); //better
+    },
     re_setVariables: function() {
       this.endgameMessage = "";
       this.orientation = this.game.mycolor || "w"; //default orientation for observed games
-      this.score = this.game.score || "*"; //mutable (if initially "*")
       this.moves = JSON.parse(JSON.stringify(this.game.moves || []));
       // Post-processing: decorate each move with color + current FEN:
       // (to be able to jump to any position quickly)
       let vr_tmp = new V(this.game.fenStart); //vr is already at end of game
+      this.firstMoveNumber =
+        Math.floor(V.ParseFen(this.game.fenStart).movesCount / 2);
       this.moves.forEach(move => {
         // NOTE: this is doing manually what play() function below achieve,
         // but in a lighter "fast-forward" way
@@ -95,15 +214,24 @@ export default {
         vr_tmp.play(move);
         move.fen = vr_tmp.getFen();
       });
+      if (this.game.fenStart.indexOf(" b ") >= 0 ||
+        (this.moves.length > 0 && this.moves[0].color == "b"))
+      {
+        // 'end' is required for Board component to check lastMove for e.p.
+        this.moves.unshift({color: "w", notation: "...", end: {x:-1,y:-1}});
+      }
       const L = this.moves.length;
       this.cursor = L-1;
       this.lastMove = (L > 0 ? this.moves[L-1]  : null);
+      this.incheck = [];
     },
-    // For corr games, potential message with each move sent
-    curMoveMessage: function() {
-      if (this.cursor < 0)
-        return "";
-      return this.game.moves[this.cursor].message || "";
+    analyzePosition: function() {
+      const newUrl = "/analyze/" + this.game.vname +
+        "/?fen=" + this.vr.getFen().replace(/ /g, "_");
+      if (this.game.type == "live")
+        this.$router.push(newUrl); //open in same tab: against cheating...
+      else
+        window.open("#" + newUrl); //open in a new tab: more comfortable
     },
     download: function() {
       const content = this.getPgn();
@@ -121,7 +249,7 @@ export default {
       pgn += '[White "' + this.game.players[0].name + '"]\n';
       pgn += '[Black "' + this.game.players[1].name + '"]\n';
       pgn += '[Fen "' + this.game.fenStart + '"]\n';
-      pgn += '[Result "' + this.score + '"]\n\n';
+      pgn += '[Result "' + this.game.score + '"]\n\n';
       let counter = 1;
       let i = 0;
       while (i < this.moves.length)
@@ -138,39 +266,13 @@ export default {
       }
       return pgn + "\n";
     },
-    getScoreMessage: function(score) {
-      let eogMessage = "Undefined";
-      switch (score)
-      {
-        case "1-0":
-          eogMessage = this.st.tr["White win"];
-          break;
-        case "0-1":
-          eogMessage = this.st.tr["Black win"];
-          break;
-        case "1/2":
-          eogMessage = this.st.tr["Draw"];
-          break;
-        case "?":
-          eogMessage = this.st.tr["Unfinished"];
-          break;
-      }
-      return eogMessage;
-    },
     showEndgameMsg: function(message) {
       this.endgameMessage = message;
       let modalBox = document.getElementById("modalEog");
       modalBox.checked = true;
       setTimeout(() => { modalBox.checked = false; }, 2000);
     },
-    endGame: function(score, message) {
-      this.score = score;
-      if (!message)
-        message = this.getScoreMessage(score);
-      this.showEndgameMsg(score + " . " + message);
-      this.$emit("gameover", score);
-    },
-    animateMove: function(move) {
+    animateMove: function(move, callback) {
       let startSquare = document.getElementById(getSquareId(move.start));
       let endSquare = document.getElementById(getSquareId(move.end));
       let rectStart = startSquare.getBoundingClientRect();
@@ -195,69 +297,65 @@ export default {
         for (let i=0; i<squares.length; i++)
           squares.item(i).style.zIndex = "auto";
         movingPiece.style = {}; //required e.g. for 0-0 with KR swap
-        this.play(move);
+        callback();
       }, 250);
     },
-    play: function(move, receive, noanimate) {
+    play: function(move, receive) {
+      // NOTE: navigate and receive are mutually exclusive
       const navigate = !move;
-      // Forbid playing outside analyze mode when cursor isn't at moves.length-1
-      // (except if we receive opponent's move, human or computer)
-      if (!navigate && !this.analyze && !receive
-        && this.cursor < this.moves.length-1)
+      // Forbid playing outside analyze mode, except if move is received.
+      // Sufficient condition because Board already knows which turn it is.
+      if (!navigate && this.game.mode!="analyze" && !receive
+        && (this.game.score != "*" || this.cursor < this.moves.length-1))
       {
         return;
       }
-      if (navigate)
-      {
-        if (this.cursor == this.moves.length-1)
-          return; //no more moves
-        move = this.moves[this.cursor+1];
-      }
-      if (!!receive && !noanimate) //opponent move, variant != "Dark"
-      {
-        if (this.cursor < this.moves.length-1)
+      const doPlayMove = () => {
+        if (!!receive && this.cursor < this.moves.length-1)
           this.gotoEnd(); //required to play the move
-        return this.animateMove(move);
-      }
-      if (!navigate)
-      {
-        move.color = this.vr.turn;
-        move.notation = this.vr.getNotation(move);
-      }
-      // Not programmatic, or animation is over
-      this.vr.play(move);
-      this.cursor++;
-      this.lastMove = move;
-      if (this.st.settings.sound == 2)
-        new Audio("/sounds/move.mp3").play().catch(err => {});
-      if (!navigate)
-      {
-        move.fen = this.vr.getFen();
-        if (this.score == "*" || this.analyze)
+        if (navigate)
+        {
+          if (this.cursor == this.moves.length-1)
+            return; //no more moves
+          move = this.moves[this.cursor+1];
+        }
+        else
+        {
+          move.color = this.vr.turn;
+          move.notation = this.vr.getNotation(move);
+        }
+        this.vr.play(move);
+        this.cursor++;
+        this.lastMove = move;
+        if (this.st.settings.sound == 2)
+          new Audio("/sounds/move.mp3").play().catch(err => {});
+        if (!navigate)
         {
+          move.fen = this.vr.getFen();
           // Stack move on movesList at current cursor
           if (this.cursor == this.moves.length)
             this.moves.push(move);
           else
             this.moves = this.moves.slice(0,this.cursor).concat([move]);
         }
-      }
-      if (!this.analyze)
-        this.$emit("newmove", move); //post-processing (e.g. computer play)
-      // Is opponent in check?
-      this.incheck = this.vr.getCheckSquares(this.vr.turn);
-      const score = this.vr.getCurrentScore();
-      if (score != "*")
-      {
-        if (!this.analyze)
-          this.endGame(score);
-        else
+        // Is opponent in check?
+        this.incheck = this.vr.getCheckSquares(this.vr.turn);
+        const score = this.vr.getCurrentScore();
+        if (score != "*")
         {
-          // Just show score on screen (allow undo)
-          const message = this.getScoreMessage(score);
-          this.showEndgameMsg(score + " . " + message);
+          const message = getScoreMessage(score);
+          if (this.game.mode != "analyze")
+            this.$emit("gameover", score, message);
+          else //just show score on screen (allow undo)
+            this.showEndgameMsg(score + " . " + message);
         }
-      }
+        if (!navigate && this.game.mode!="analyze")
+          this.$emit("newmove", move); //post-processing (e.g. computer play)
+      };
+      if (!!receive && this.game.vname != "Dark")
+        this.animateMove(move, doPlayMove);
+      else
+        doPlayMove();
     },
     undo: function(move) {
       const navigate = !move;
@@ -282,16 +380,74 @@ export default {
       this.lastMove = this.moves[index];
     },
     gotoBegin: function() {
+      if (this.cursor == -1)
+        return;
       this.vr.re_init(this.game.fenStart);
-      this.cursor = -1;
-      this.lastMove = null;
+      if (this.moves.length > 0 && this.moves[0].notation == "...")
+      {
+        this.cursor = 0;
+        this.lastMove = this.moves[0];
+      }
+      else
+      {
+        this.cursor = -1;
+        this.lastMove = null;
+      }
     },
     gotoEnd: function() {
+      if (this.cursor == this.moves.length - 1)
+        return;
       this.gotoMove(this.moves.length-1);
     },
     flip: function() {
-      this.orientation = V.GetNextCol(this.orientation);
+      this.orientation = V.GetOppCol(this.orientation);
     },
   },
 };
 </script>
+
+<style lang="sass" scoped>
+#baseGame
+  width: 100%
+  &:focus
+    outline: none
+
+#gameContainer
+  margin-left: auto
+  margin-right: auto
+
+#downloadDiv
+  display: inline-block
+
+#modal-eog+div .card
+  overflow: hidden
+#controls
+  margin-top: 10px
+  margin-left: auto
+  margin-right: auto
+  button
+    display: inline-block
+    width: 20%
+    margin: 0
+@media screen and (min-width: 768px)
+  #controls
+    max-width: 400px
+#turnIndicator
+  text-align: center
+#pgnDiv
+  text-align: center
+  margin-left: auto
+  margin-right: auto
+#boardContainer
+  float: left
+// TODO: later, maybe, allow movesList of variable width
+// or e.g. between 250 and 350px (but more complicated)
+#movesList
+  width: 280px
+  float: left
+@media screen and (max-width: 767px)
+  #movesList
+    width: 100%
+    float: none
+    clear: both
+</style>