import { ArrowOffsetVertical } from 'zent/es/constants';

import { PositionFunctionImpl } from '../position-function';
import createPlacement from '../placement/create';
import createArrowPosition from './create';

const locate: PositionFunctionImpl = (
  anchorBoundingBox,
  containerBoundingBox,
  contentDimension,
  options
) => {
  const { right, top, bottom } = anchorBoundingBox;
  const x = right + options.cushion;
  const middle = (top + bottom) / 2;
  const y = middle - (contentDimension.height - ArrowOffsetVertical);

  return createArrowPosition(x, y, `right-bottom`);
};

const ArrowRightBottomPosition = createPlacement(locate);

export default ArrowRightBottomPosition;