getLengthAvailableMenu function

Implementation

Map<String, int> getLengthAvailableMenu(int lengthMenu) {
  var expand = 0;
  var result = 0;
  if (lengthMenu <= 4) {
    result = lengthMenu;
  } else if (lengthMenu > 4 && lengthMenu < 8) {
    expand = 1;
    result = 4;
  } else if (lengthMenu == 8) {
    result = 8;
  } else {
    expand = 1;
    result = 8;
  }
  return {
    'result': result,
    'expand': expand,
  };
}