Mark moves that arise only due to transpositions in blue.

[remoteglot-book] / www / js / book.js

diff --git a/www/js/book.js b/www/js/book.js
index efb68e3df5d5c8e6ff7fd5003b3d373d31c2aa44..36a9a26183b90c3797cd6ed982022653eb14a377 100644 (file)
--- a/www/js/book.js
+++ b/www/js/book.js
@@ -3,6 +3,7 @@
 var board = null;
 var history = [];
 var move_override = 0;
+var includetransp = true;
 
 var entity_map = {
        "&": "&",
@@ -18,9 +19,14 @@ function escape_html(string) {
        });
 }
 
-var get_game = function() {
+var get_game = function(skip_last_move) {
+       var moves_to_drop = 0;
+       if (skip_last_move === true) {
+               moves_to_drop = 1;
+       }
+
        var game = new Chess();
-       for (var i = 0; i < move_override; ++i) {
+       for (var i = 0; i < move_override - moves_to_drop; ++i) {
                game.move(history[i]);
        }
        return game;
@@ -43,13 +49,26 @@ var update = function() {
 
        var game = get_game();
        board.position(game.fen());
+
+       var all_moves = game.history({ verbose: true });
+       if (all_moves.length > 0) {
+               var last_move = all_moves.pop();
+               var highlight_from = last_move.from;
+               var highlight_to = last_move.to;
+               $("#board").find('.square-55d63').removeClass('nonuglyhighlight');
+               $("#board").find('.square-' + highlight_from).addClass('nonuglyhighlight');
+               $("#board").find('.square-' + highlight_to).addClass('nonuglyhighlight');
+       }
+
        fetch_analysis();
 }
 
 var fetch_analysis = function() {
        var game = get_game();
+       var fen = game.fen();
        $.ajax({
-               url: "/opening-stats.pl?fen=" + encodeURIComponent(game.fen())
+               url: "/opening-stats.pl?fen=" + encodeURIComponent(fen) +
+                       ";includetransp=" + (includetransp ? 1 : 0)
        }).done(function(data, textstatus, xhr) {
                show_lines(data, game);
        });
@@ -138,6 +157,7 @@ var show_lines = function(data, game) {
        }
 
        var lines = [];
+       var transpose_only = [];
        for (var i = 0; i < moves.length; ++i) {
                var move = moves[i];
                var line = [];
@@ -147,6 +167,7 @@ var show_lines = function(data, game) {
                var black = parseInt(move['black']);
 
                line.push(move['move']);  // Move.
+               transpose_only.push(move['transpose_only']);
                var num = white + draw + black;
                line.push(num);  // N.
                line.push(num / total_num);  // %.
@@ -195,6 +216,8 @@ var show_lines = function(data, game) {
 
                if (line[0] === undefined) {
                        $(tr).addClass("totals");
+               } else if (transpose_only[i]) {
+                       $(tr).addClass("transponly");
                }
 
                for (var j = 0; j < line.length; ++j) {
@@ -229,6 +252,12 @@ var show_lines = function(data, game) {
        }
 }
 
+var set_includetransp = function(value) {
+       includetransp = value;
+       update();
+}
+window['set_includetransp'] = set_includetransp;
+
 var make_move = function(move) {
        if (move_override < history.length && history[move_override] == move) {
                // User effectively only moved forward in history.
@@ -292,7 +321,6 @@ var onDrop = function(source, target) {
                history.push(new_history[i].san);
        }
        move_override = history.length;
-       update();
 };
 
 // update the board position after the piece snap 
@@ -300,7 +328,7 @@ var onDrop = function(source, target) {
 var onSnapEnd = function() {
        var game = get_game();
        board.position(game.fen());
-       fetch_analysis();
+       update();
 };
 
 var init = function() {