X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=www%2Fjs%2Fremoteglot.js;h=e7a0453fd90569488cb10a761a6ac7830e8967ab;hb=c17cb0c030ad2b4eb8493fbbc6aba34b68afacb6;hp=b42aa8e4ce0eb139e18ff95be8d28dd5d58b9aa1;hpb=aacc612ada3aa00ac9db0bbf785ea7b464deb344;p=remoteglot
diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index b42aa8e..e7a0453 100644
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -414,6 +414,9 @@ var print_pv = function(line_num, pretty_pv, move_num, toplay, opt_limit, opt_sh
// the UI should be to expand the history.
pv = '(â¦) ';
i = pretty_pv.length - opt_limit;
+ if (i < 0) {
+ i = 0;
+ }
if (i % 2 == 1) {
++i;
}
@@ -455,7 +458,7 @@ var update_highlight = function() {
}
var update_history = function() {
- if (display_lines[0] === null) {
+ if (display_lines[0] === null || display_lines[0].pretty_pv.length == 0) {
$("#history").html("No history");
} else if (truncate_display_history) {
$("#history").html(print_pv(0, display_lines[0].pretty_pv, 1, 'W', 8, true));
@@ -603,7 +606,7 @@ var update_board = function(data, num_viewers) {
if (data['position']['last_move_uci']) {
highlight_from = data['position']['last_move_uci'].substr(0, 2);
- highlight_to = data['position']['last_move_uci'].substr(2, 4);
+ highlight_to = data['position']['last_move_uci'].substr(2, 2);
} else {
highlight_from = highlight_to = undefined;
}
@@ -627,7 +630,7 @@ var update_board = function(data, num_viewers) {
for (var i = 0; i < data['pv_uci'].length; i += 2) {
var from = data['pv_uci'][i].substr(0, 2);
var to = data['pv_uci'][i].substr(2,4);
- if ((i >= 2 && from != data['pv_uci'][i - 2].substr(2, 4)) ||
+ if ((i >= 2 && from != data['pv_uci'][i - 2].substr(2, 2)) ||
interfering_arrow(from, to)) {
break;
}
@@ -637,7 +640,7 @@ var update_board = function(data, num_viewers) {
var alt_moves = find_nonstupid_moves(data, 30);
for (var i = 1; i < alt_moves.length && i < 3; ++i) {
create_arrow(alt_moves[i].substr(0, 2),
- alt_moves[i].substr(2, 4), '#f66', 1, 10);
+ alt_moves[i].substr(2, 2), '#f66', 1, 10);
}
}
@@ -668,7 +671,7 @@ var update_board = function(data, num_viewers) {
if (nonstupid_moves.length > 0 && response !== undefined) {
create_arrow(response.substr(0, 2),
- response.substr(2, 4), '#66f', 6, 20);
+ response.substr(2, 2), '#66f', 6, 20);
}
}
@@ -749,7 +752,7 @@ var update_displayed_line = function() {
$("#linenav").show();
$("#linemsg").hide();
- if (current_display_move == 0) {
+ if (current_display_move <= 0) {
$("#prevmove").html("Previous");
} else {
$("#prevmove").html("Previous");
@@ -762,9 +765,32 @@ var update_displayed_line = function() {
hiddenboard.position(current_display_line.start_fen, false);
for (var i = 0; i <= current_display_move; ++i) {
+ var pos = hiddenboard.position();
var move = current_display_line.uci_pv[i];
- move = move.substr(0, 2) + "-" + move.substr(2, 4);
+ var source = move.substr(0, 2);
+ var target = move.substr(2, 2);
+ var promo = move.substr(4, 1);
+
+ // Check if we need to do en passant.
+ var piece = pos[source];
+ if (piece == "wP" || piece == "bP") {
+ if (source.substr(0, 1) != target.substr(0, 1) &&
+ pos[target] === undefined) {
+ var ep_square = target.substr(0, 1) + source.substr(1, 1);
+ delete pos[ep_square];
+ hiddenboard.position(pos, false);
+ }
+ }
+
+ move = source + "-" + target;
hiddenboard.move(move, false);
+ pos = hiddenboard.position();
+
+ // Do promotion if needed.
+ if (promo != "") {
+ pos[target] = pos[target].substr(0, 1) + promo.toUpperCase();
+ hiddenboard.position(pos, false);
+ }
// chessboard.js does not automatically move the rook on castling
// (issue #51; marked as won't fix), so update it ourselves.