getFenRepresentation method
Returns FEN representation of current _position
on the board.
Implementation
String getFenRepresentation() {
String s = '';
for (int row = 0; row < size; row++) {
for (int col = 0; col < size; col++) {
s += at(row, col)?.fenSymbol ?? '*';
}
if (row != size - 1) {
s += '/';
}
}
return s;
}