X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=public%2Fjavascripts%2Fvariants%2FDark.js;h=e1ab30dd6afa42a05b13c82f41b089789e662e97;hb=26b8e4f7c71030d49e44fe1d89632ef91b886d67;hp=96f50de794027e887aa552c5534a94735847f4e9;hpb=5915f72002ae63b04620cebe47adf778174b1bee;p=vchess.git

diff --git a/public/javascripts/variants/Dark.js b/public/javascripts/variants/Dark.js
index 96f50de7..e1ab30dd 100644
--- a/public/javascripts/variants/Dark.js
+++ b/public/javascripts/variants/Dark.js
@@ -16,15 +16,37 @@ class DarkRules extends ChessRules
 
 	updateEnlightened()
 	{
-		// Initialize with pieces positions (which are seen)
 		for (let i=0; i<V.size.x; i++)
 		{
 			for (let j=0; j<V.size.y; j++)
 			{
 				this.enlightened["w"][i][j] = false;
 				this.enlightened["b"][i][j] = false;
+			}
+		}
+		const pawnShift = {"w":-1, "b":1};
+		// Initialize with pieces positions (which are seen)
+		for (let i=0; i<V.size.x; i++)
+		{
+			for (let j=0; j<V.size.y; j++)
+			{
 				if (this.board[i][j] != V.EMPTY)
-					this.enlightened[this.getColor(i,j)][i][j] = true;
+				{
+					const color = this.getColor(i,j);
+					this.enlightened[color][i][j] = true;
+					// Add potential squares visible by "impossible pawn capture"
+					if (this.getPiece(i,j) == V.PAWN)
+					{
+						for (let shiftY of [-1,1])
+						{
+							if (V.OnBoard(i+pawnShift[color],j+shiftY)
+								&& this.board[i+pawnShift[color]][j+shiftY] == V.EMPTY)
+							{
+								this.enlightened[color][i+pawnShift[color]][j+shiftY] = true;
+							}
+						}
+					}
+				}
 			}
 		}
 		const currentTurn = this.turn;
@@ -43,7 +65,7 @@ class DarkRules extends ChessRules
 	getAllValidMoves()
 	{
 		const color = this.turn;
-		const oppCol = this.getOppCol(color);
+		const oppCol = V.GetOppCol(color);
 		let potentialMoves = [];
 		for (let i=0; i<V.size.x; i++)
 		{
@@ -75,19 +97,11 @@ class DarkRules extends ChessRules
 
 	updateVariables(move)
 	{
-		// Update kings positions
-		const piece = move.vanish[0].p;
-		const c = move.vanish[0].c;
-		if (piece == V.KING && move.appear.length > 0)
-		{
-			this.kingPos[c][0] = move.appear[0].x;
-			this.kingPos[c][1] = move.appear[0].y;
-		}
+		super.updateVariables(move);
 		if (move.vanish.length >= 2 && move.vanish[1].p == V.KING)
 		{
 			// We took opponent king !
-			const oppCol = this.getOppCol(c);
-			this.kingPos[oppCol] = [-1,-1];
+			this.kingPos[this.turn] = [-1,-1];
 		}
 
 		// Update moves for both colors:
@@ -98,7 +112,7 @@ class DarkRules extends ChessRules
 	{
 		super.unupdateVariables(move);
 		const c = move.vanish[0].c;
-		const oppCol = this.getOppCol(c);
+		const oppCol = V.GetOppCol(c);
 		if (this.kingPos[oppCol][0] < 0)
 		{
 			// Last move took opponent's king
@@ -132,7 +146,7 @@ class DarkRules extends ChessRules
 	{
 		const maxeval = V.INFINITY;
 		const color = this.turn;
-		const oppCol = this.getOppCol(color);
+		const oppCol = V.GetOppCol(color);
 		const pawnShift = (color == "w" ? -1 : 1);
 		const kp = this.kingPos[color];