X-Git-Url: https://git.sesse.net/?p=remoteglot;a=blobdiff_plain;f=www%2Fjs%2Fremoteglot.js;h=ff566ab85c81c4ba4b33ff8a9853bec23d8f89ca;hp=d614c7ea1016a44f8b92afa841eb42c09b5a81b0;hb=01a8eaa3db2c015b25c0cf53df96b12493f3db58;hpb=064c1bd8e1689b614d75e005e5379fe4806ba15b;ds=sidebyside

diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index d614c7e..ff566ab 100644
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -864,7 +864,7 @@ var update_refutation_lines = function() {
  */
 var chess_from = function(fen, moves, last_move) {
 	var hiddenboard = new Chess();
-	if (fen !== null) {
+	if (fen !== null && fen !== undefined) {
 		hiddenboard.load(fen);
 	}
 	for (var i = 0; i <= last_move; ++i) {
@@ -957,7 +957,8 @@ var update_board = function() {
 	// unconditionally taken from current_data (we're not interested in
 	// historic history).
 	if (current_data['position']['history']) {
-		add_pv('start', current_data['position']['history'], 1, 'W', null, 0, 8, true);
+		var start = (current_data['position'] && current_data['position']['start_fen']) ? current_data['position']['start_fen'] : 'start';
+		add_pv(start, current_data['position']['history'], 1, 'W', null, 0, 8, true);
 	} else {
 		display_lines.push(null);
 	}
@@ -1083,7 +1084,8 @@ var update_board = function() {
 		// We don't have historic analysis for this position, but we
 		// can reconstruct what the last move was by just replaying
 		// from the start.
-		var hiddenboard = chess_from(null, current_display_line.pv, current_display_move);
+		var position = (data['position'] && data['position']['start_fen']) ? data['position']['start_fen'] : null;
+		var hiddenboard = chess_from(position, current_display_line.pv, current_display_move);
 		var moves = hiddenboard.history({ verbose: true });
 		last_move = moves.pop();
 		highlight_from = last_move.from;
@@ -1607,7 +1609,7 @@ var update_historic_analysis = function() {
 	}
 
 	// Fetch old analysis for this line if it exists.
-	var hiddenboard = chess_from(null, current_display_line.pv, current_display_move);
+	var hiddenboard = chess_from(current_display_line.start_fen, current_display_line.pv, current_display_move);
 	var filename = "/history/move" + (current_display_move + 1) + "-" +
 		hiddenboard.fen().replace(/ /g, '_').replace(/\//g, '-') + ".json";