shithub: moonfish

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fix Lichess integration move bugs

--- a/chess.c

+++ b/chess.c

@@ -409,6 +409,11 @@

 	moonfish_fen(chess, "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq");

 }

+static void moonfish_from_xy(struct moonfish_chess *chess, struct moonfish_move *move, int x0, int y0, int x1, int y1)

+{

+	moonfish_create_move(chess, &move, (x0 + 1) + (y0 + 2) * 10, (x1 + 1) + (y1 + 2) * 10);

+}

+

 void moonfish_from_uci(struct moonfish_chess *chess, struct moonfish_move *move, char *name)

 {

 	int x0, y0;

@@ -420,12 +425,12 @@

 	x1 = name[2] - 'a';

 	y1 = name[3] - '1';

-	moonfish_create_move(chess, &move, (x0 + 1) + (y0 + 2) * 10, (x1 + 1) + (y1 + 2) * 10);

+	moonfish_from_xy(chess, move, x0, y0, x1, y1);

 	if (move->piece % 16 == moonfish_king && x0 == 4)

 	{

 		if (x1 == 0) x1 = 2;

 		if (x1 == 7) x1 = 6;

-		moonfish_create_move(chess, &move, (x0 + 1) + (y0 + 2) * 10, (x1 + 1) + (y1 + 2) * 10);

+		moonfish_from_xy(chess, move, x0, y0, x1, y1);

 	}

 	color = chess->white ? 0x10 : 0x20;

@@ -453,7 +458,10 @@

 	if (move->promotion != move->piece)

 	{

-		name[4] = 'q';

+		if (move->promotion % 16 == moonfish_queen) name[4] = 'q';

+		if (move->promotion % 16 == moonfish_rook) name[4] = 'r';

+		if (move->promotion % 16 == moonfish_bishop) name[4] = 'b';

+		if (move->promotion % 16 == moonfish_knight) name[4] = 'n';

 		name[5] = 0;

 	}

 	else

-- 

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