X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=www%2Fjs%2Fhash-lookup.js;h=ac896164d1e338c86038a45b82e97fb263dc93cf;hb=bdfe5da9a23157deec0aea582f83143dad1a4558;hp=d9499d00d2c55beaf235ff55cf505a7dce01e059;hpb=61e966c98cd7649a60bbf30efb40eebc1702f14a;p=remoteglot

diff --git a/www/js/hash-lookup.js b/www/js/hash-lookup.js
index d9499d0..ac89616 100644
--- a/www/js/hash-lookup.js
+++ b/www/js/hash-lookup.js
@@ -7,7 +7,14 @@ var hashprobe_proto = grpc.load(PROTO_PATH).hashprobe;
 // TODO: Make destination configurable.
 var client = new hashprobe_proto.HashProbe('localhost:50051', grpc.credentials.createInsecure());
 
+var board = new Chess();
+
 var handle_request = function(fen, response) {
+	if (!board.validate_fen(fen).valid) {
+		response.writeHead(400, {});
+		response.end();
+		return;
+	}
 	client.probe({fen: fen}, function(err, probe_response) {
 		if (err) {
 			response.writeHead(500, {});
@@ -20,8 +27,6 @@ var handle_request = function(fen, response) {
 exports.handle_request = handle_request;
 
 var handle_response = function(fen, response, probe_response) {
-	var board = new Chess();
-
 	var lines = {};
 
 	var root = translate_line(board, fen, probe_response['root'], true);
@@ -50,7 +55,12 @@ var translate_line = function(board, fen, line, pretty_score) {
 	var toplay = board.turn();
 
 	if (line['move'] && line['move']['from_sq']) {
-		r['pretty_move'] = board.move({ from: line['move']['from_sq'], to: line['move']['to_sq'], promotion: line['move']['promotion'] }).san;
+		var promo = line['move']['promotion'];
+		if (promo) {
+			r['pretty_move'] = board.move({ from: line['move']['from_sq'], to: line['move']['to_sq'], promotion: promo.toLowerCase() }).san;
+		} else {
+			r['pretty_move'] = board.move({ from: line['move']['from_sq'], to: line['move']['to_sq'] }).san;
+		}
 	} else {
 		r['pretty_move'] = '';
 	}