import { mergeProps } from 'zag-ripple';
import { trackSplit, track } from 'ripple';
import type { HTMLProps, MaybeTracked, PolymorphicProps } from '../../types';
import { ark } from '../factory';
import { useListboxContext } from './use-listbox-context';

export interface ListboxValueTextBaseProps extends PolymorphicProps<'span'> {
  /**
 * Text to display when no value is selected.
 */
  placeholder?: string | undefined;
}
export interface ListboxValueTextProps extends HTMLProps<'span'>, ListboxValueTextBaseProps {}

export component ListboxValueText(props: MaybeTracked<ListboxValueTextProps>) {
  const [placeholder, children, localProps] = trackSplit(props, ['placeholder', 'children']);
  const listbox = useListboxContext();

  let mergedProps = track(() => mergeProps(@listbox.getValueTextProps(), @localProps));

  <ark.span {...@mergedProps}>
    if (@children) {
      <@children />
    } else {
      {@listbox.valueAsString || @placeholder}
    }
  </ark.span>
}