X-Git-Url: https://git.sesse.net/?p=remoteglot;a=blobdiff_plain;f=www%2Fjs%2Fremoteglot.js;h=a37fede21d8d44cd7a821e0946d681662f090eac;hp=738edf0d5d2ffb063d1895455741fd1f0189bbf0;hb=7bea925ab1f4de8036939bb6a5a8016492fba872;hpb=ddad3efdbef2da6f410449a114511cdc6897b067

diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index 738edf0..a37fede 100644
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -65,6 +65,9 @@ var highlighted_move = null;
 /** @type {?number} @private */
 var unique = null;
 
+/** @type {boolean} @private */
+var enable_sound = false;
+
 /** The current position on the board, represented as a FEN string.
  * @type {?string}
  * @private
@@ -121,6 +124,7 @@ var request_update = function() {
 	}).done(function(data, textstatus, xhr) {
 		ims = xhr.getResponseHeader('X-Remoteglot-Last-Modified');
 		var num_viewers = xhr.getResponseHeader('X-Remoteglot-Num-Viewers');
+		possibly_play_sound(current_analysis_data, data);
 		current_analysis_data = data;
 		update_board(current_analysis_data, displayed_analysis_data);
 		update_num_viewers(num_viewers);
@@ -133,6 +137,24 @@ var request_update = function() {
 	});
 }
 
+var possibly_play_sound = function(old_data, new_data) {
+	if (!enable_sound) {
+		return;
+	}
+	if (old_data === null) {
+		return;
+	}
+	var ding = document.getElementById('ding');
+	if (ding && ding.play !== undefined) {
+		if (old_data['position'] && old_data['position']['fen'] &&
+		    new_data['position'] && new_data['position']['fen'] &&
+		    (old_data['position']['fen'] !== new_data['position']['fen'] ||
+		     old_data['position']['move_num'] !== new_data['position']['move_num'])) {
+			ding.play();
+		}
+	}
+}
+
 var clear_arrows = function() {
 	for (var i = 0; i < arrows.length; ++i) {
 		if (arrows[i].svg) {
@@ -254,7 +276,7 @@ var position_arrow = function(arrow) {
 		arrow.svg.parentElement.removeChild(arrow.svg);
 		delete arrow.svg;
 	}
-	if (current_display_line !== null) {
+	if (current_display_line !== null && !current_display_line_is_history) {
 		return;
 	}
 
@@ -489,7 +511,8 @@ var print_pv = function(line_num, pretty_pv, move_num, toplay, opt_limit, opt_sh
 
 var update_highlight = function() {
 	$("#board").find('.square-55d63').removeClass('nonuglyhighlight');
-	if (current_display_line === null && highlight_from !== undefined && highlight_to !== undefined) {
+	if ((current_display_line === null || current_display_line_is_history) &&
+	    highlight_from !== undefined && highlight_to !== undefined) {
 		$("#board").find('.square-' + highlight_from).addClass('nonuglyhighlight');
 		$("#board").find('.square-' + highlight_to).addClass('nonuglyhighlight');
 	}
@@ -629,7 +652,7 @@ var update_board = function(current_data, display_data) {
 	// The <title> contains a very brief headline.
 	var title_elems = [];
 	if (data['short_score'] !== undefined && data['short_score'] !== null) {
-		title_elems.push(data['short_score']);
+		title_elems.push(data['short_score'].replace(/^ /, ""));
 	}
 	if (last_move !== null) {
 		title_elems.push(last_move);
@@ -641,6 +664,27 @@ var update_board = function(current_data, display_data) {
 		document.title = 'analysis.sesse.net';
 	}
 
+	// The last move (shown by highlighting the from and to squares).
+	if (data['position'] && data['position']['last_move_uci']) {
+		highlight_from = data['position']['last_move_uci'].substr(0, 2);
+		highlight_to = data['position']['last_move_uci'].substr(2, 2);
+	} else if (current_display_line_is_history && current_display_move >= 0) {
+		// 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 = new Chess();
+		for (var i = 0; i <= current_display_move; ++i) {
+			hiddenboard.move(current_display_line.pretty_pv[i]);
+		}
+		var moves = hiddenboard.history({ verbose: true });
+		var last_move = moves.pop();
+		highlight_from = last_move.from;
+		highlight_to = last_move.to;
+	} else {
+		highlight_from = highlight_to = undefined;
+	}
+	update_highlight();
+
 	if (data['failed']) {
 		$("#score").text("No analysis for this move");
 		$("#pv").empty();
@@ -648,6 +692,8 @@ var update_board = function(current_data, display_data) {
 		$("#refutationlines").empty();
 		refutation_lines = [];
 		update_refutation_lines();
+		clear_arrows();
+		update_displayed_line();
 		return;
 	}
 
@@ -686,14 +732,6 @@ var update_board = function(current_data, display_data) {
 	fen = data['position']['fen'];
 	update_displayed_line();
 
-	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, 2);
-	} else {
-		highlight_from = highlight_to = undefined;
-	}
-	update_highlight();
-
 	// Print the PV.
 	$("#pv").html(add_pv(data['position']['fen'], data['pv_pretty'], data['position']['move_num'], data['position']['toplay']));
 
@@ -791,6 +829,9 @@ var format_move_with_number = function(move, move_num, white_to_play) {
  */
 var resort_refutation_lines = function(sort_by_score) {
 	sort_refutation_lines_by_score = sort_by_score;
+	if (supports_html5_storage()) {
+		localStorage['sort_refutation_lines_by_score'] = sort_by_score ? 1 : 0;
+	}
 	update_refutation_lines();
 }
 window['resort_refutation_lines'] = resort_refutation_lines;
@@ -914,9 +955,39 @@ var update_displayed_line = function() {
 	board.position(hiddenboard.fen());
 }
 
+/**
+ * @param {boolean} param_enable_sound
+ */
+var set_sound = function(param_enable_sound) {
+	enable_sound = param_enable_sound;
+	if (enable_sound) {
+		$("#soundon").html("<strong>On</strong>");
+		$("#soundoff").html("<a href=\"javascript:set_sound(false)\">Off</a>");
+	} else {
+		$("#soundon").html("<a href=\"javascript:set_sound(true)\">On</a>");
+		$("#soundoff").html("<strong>Off</strong>");
+	}
+	if (supports_html5_storage()) {
+		localStorage['enable_sound'] = enable_sound ? 1 : 0;
+	}
+}
+window['set_sound'] = set_sound;
+
 var init = function() {
 	unique = get_unique();
 
+	// Load settings from HTML5 local storage if available.
+	if (supports_html5_storage() && localStorage['enable_sound']) {
+		set_sound(parseInt(localStorage['enable_sound']));
+	} else {
+		set_sound(false);
+	}
+	if (supports_html5_storage() && localStorage['sort_refutation_lines_by_score']) {
+		sort_refutation_lines_by_score = parseInt(localStorage['sort_refutation_lines_by_score']);
+	} else {
+		sort_refutation_lines_by_score = true;
+	}
+
 	// Create board.
 	board = new window.ChessBoard('board', 'start');