Fix castling display when looking down PVs.

[remoteglot] / www / js / remoteglot.js

diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index e74187307250a5870b7d11a3ed71536796e1c2a1..565b61dd686ce2b57668183aff70e30b8760e366 100644 (file)
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -491,7 +491,13 @@ var update_board = function(data, num_viewers) {
        display_lines = [];
 
        // The headline.
-       var headline = 'Analysis';
+       var headline;
+       if (data['position']['player_w'] && data['position']['player_b']) {
+               headline = data['position']['player_w'] + '–' +
+                       data['position']['player_b'] + ', analysis';
+       } else {
+               headline = 'Analysis';
+       }
        if (data['position']['last_move'] !== 'none') {
                headline += ' after '
                if (data['position']['toplay'] == 'W') {
@@ -678,6 +684,18 @@ var update_displayed_line = function() {
                var move = current_display_line.uci_pv[i];
                move = move.substr(0, 2) + "-" + move.substr(2, 4);
                hiddenboard.move(move, false);
+
+               // chessboard.js does not automatically move the rook on castling
+               // (issue #51; marked as won't fix), so update it ourselves.
+               if (move == "e1-g1" && hiddenboard.position().g1 == "wK") {  // white O-O
+                       hiddenboard.move("h1-f1", false);
+               } else if (move == "e1-c1" && hiddenboard.position().c1 == "wK") {  // white O-O-O
+                       hiddenboard.move("a1-d1", false);
+               } else if (move == "e8-g8" && hiddenboard.position().g8 == "bK") {  // black O-O
+                       hiddenboard.move("h8-f8", false);
+               } else if (move == "e8-c8" && hiddenboard.position().c8 == "bK") {  // black O-O-O
+                       hiddenboard.move("a8-d8", false);
+               }
        }
        board.position(hiddenboard.position());
 }