X-Git-Url: https://git.auder.net/images/diag_mark.svg?a=blobdiff_plain;f=client%2Fsrc%2Fvariants%2FMarseille.js;h=ac1782f1af569ab4ff47c3c36cf050300a235982;hb=5fde3a01497262862afc4cb4c9457d4e0ad69a4a;hp=0439ab4d2c61e3de3a01e7385b7f167641730f9f;hpb=0c3fe8a6c3e02af46e0bc646b40c1a0c420f9dcd;p=vchess.git

diff --git a/client/src/variants/Marseille.js b/client/src/variants/Marseille.js
index 0439ab4d..ac1782f1 100644
--- a/client/src/variants/Marseille.js
+++ b/client/src/variants/Marseille.js
@@ -1,4 +1,7 @@
-class MarseilleRules extends ChessRules
+import { ChessRules } from "@/base_rules";
+import { randInt } from "@/utils/alea";
+
+export const VariantRules = class MarseilleRules extends ChessRules
 {
 	static IsGoodEnpassant(enpassant)
 	{
@@ -144,12 +147,13 @@ class MarseilleRules extends ChessRules
 	play(move)
 	{
 		move.flags = JSON.stringify(this.aggregateFlags());
-		move.turn = this.turn + this.subturn;
+		move.turn = this.turn + this.subTurn;
 		V.PlayOnBoard(this.board, move);
 		const epSq = this.getEpSquare(move);
 		if (this.subTurn == 0) //first move in game
 		{
 			this.turn = "b";
+      this.subTurn = 1;
 			this.epSquares.push([epSq]);
 		}
 		// Does this move give check on subturn 1? If yes, skip subturn 2
@@ -205,7 +209,6 @@ class MarseilleRules extends ChessRules
 		};
 	}
 
-  // TODO: this is wrong: revise following base_rules.getComputerMove()
 	// No alpha-beta here, just adapted min-max at depth 2(+1)
 	getComputerMove()
 	{
@@ -219,23 +222,23 @@ class MarseilleRules extends ChessRules
 		// Search best (half) move for opponent turn
 		const getBestMoveEval = () => {
 			const turnBefore = this.turn + this.subTurn;
-			let moves = this.getAllValidMoves();
-			if (moves.length == 0)
+			let score = this.getCurrentScore();
+			if (score != "*")
 			{
-				const score = this.getCurrentScore();
 				if (score == "1/2")
 					return 0;
 				return maxeval * (score == "1-0" ? 1 : -1);
 			}
+			let moves = this.getAllValidMoves();
 			let res = (oppCol == "w" ? -maxeval : maxeval);
 			for (let m of moves)
 			{
 				this.play(m);
+				score = this.getCurrentScore();
 				// Now turn is oppCol,2 if m doesn't give check
 				// Otherwise it's color,1. In both cases the next test makes sense
-				if (!this.atLeastOneMove())
+				if (score != "*")
 				{
-					const score = this.getCurrentScore();
 					if (score == "1/2")
 						res = (oppCol == "w" ? Math.max(res, 0) : Math.min(res, 0));
 					else
@@ -288,7 +291,7 @@ class MarseilleRules extends ChessRules
 			candidates.push(i);
 		}
 
-		const selected = doubleMoves[sample(candidates)].moves;
+		const selected = doubleMoves[randInt(candidates.length)].moves;
 		if (selected.length == 1)
 			return selected[0];
 		return selected;