X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=public%2Fjavascripts%2Fbase_rules.js;h=389ba3429a56989d6e6cc9af8dab19cb9ab091fe;hb=dbcc32e95d526fe518ac866f7b3cdac546f1178e;hp=ba77d7187538a7d98749c257c5ff10a39ab416c2;hpb=6e62b1c7d177585003e923d423025dff280a7525;p=vchess.git

diff --git a/public/javascripts/base_rules.js b/public/javascripts/base_rules.js
index ba77d718..389ba342 100644
--- a/public/javascripts/base_rules.js
+++ b/public/javascripts/base_rules.js
@@ -975,8 +975,20 @@ class ChessRules
 	// After move is played, update variables + flags
 	updateVariables(move)
 	{
-		const piece = move.vanish[0].p;
-		let c = move.vanish[0].c;
+		let piece = undefined;
+		let c = undefined;
+		if (move.vanish.length >= 1)
+		{
+			// Usual case, something is moved
+			piece = move.vanish[0].p;
+			c = move.vanish[0].c;
+		}
+		else
+		{
+			// Crazyhouse-like variants
+			piece = move.appear[0].p;
+			c = move.appear[0].c;
+		}
 		if (c == "c") //if (!["w","b"].includes(c))
 		{
 			// 'c = move.vanish[0].c' doesn't work for Checkered