premove was executed every time a string receives from fics, but fics send empty string after a move. This triggered a second premove during promotion request. Now premove will only executed after a move is received from fics. The premove arrow was shown in the wrong direction
…ct direction of premove arrow
premove was executed every time a string receives from fics, but fics send empty string after a move. This triggered a second premove during promotion request. Now premove will only executed after a move is received from fics. The premove arrow was shown in the wrong direction