File "TaxonomyParameterControl.jsx"

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import { useEffect, useMemo, useState } from '@wordpress/element';
import { ToggleControl, ComboboxControl } from '@wordpress/components';
import { __ } from '@wordpress/i18n';

import { Stack, SelectTerm } from '@edge22/components';

import { useTaxonomies } from '@hooks';

export function TaxonomyParameterControl( props ) {
	const { label, placeholder, value, onChange, help, postType } = props;
	const [ taxonomy, setTaxonomy ] = useState( value.taxonomy );
	const [ terms, setTerms ] = useState( value.terms );
	const [ includeChildren, setIncludeChildren ] = useState( false !== value.includeChildren );
	const [ operator, setOperator ] = useState( value?.operator );

	const taxonomies = useTaxonomies( postType );

	const isHierarchical = useMemo( () => {
		const tax = taxonomies.filter( ( record ) => ( record.slug === taxonomy ) );

		return !! tax[ 0 ] ? tax[ 0 ].hierarchical : false;
	}, [ JSON.stringify( taxonomies ), taxonomy ] );

	useEffect( () => {
		if ( value.taxonomy !== taxonomy ) {
			setTaxonomy( value.taxonomy );
		}

		if ( JSON.stringify( value.terms ) !== JSON.stringify( terms ) ) {
			setTerms( value.terms );
		}
	}, [ value ] );

	useEffect( () => {
		if ( !! taxonomy ) {
			const tax = taxonomies.filter( ( record ) => ( record.slug === taxonomy ) );
			const rest = !! tax[ 0 ] ? tax[ 0 ].rest_base : undefined;
			const hierarchical = !! tax[ 0 ] ? tax[ 0 ].hierarchical : false;

			onChange( {
				taxonomy,
				terms,
				rest,
				operator,
				includeChildren: hierarchical ? includeChildren : undefined,
			} );
		}
	}, [ taxonomy, operator, JSON.stringify( terms ), includeChildren ] );

	const taxonomiesOptions = useMemo( () => (
		taxonomies
			.filter( ( tax ) => ( 'nav_menu' !== tax.slug ) )
			.map( ( tax ) => ( { value: tax.slug, label: tax.name } ) )
	), [ JSON.stringify( taxonomies ) ] );

	let termsLabel = __( 'Select Terms', 'generateblocks' );

	if ( 'category' === taxonomy ) {
		termsLabel = __( 'Select Categories', 'generateblocks' );
	} else if ( 'post_tag' === taxonomy ) {
		termsLabel = __( 'Select Tags', 'generateblocks' );
	}

	return (
		<Stack gap="12px" className="gb-tax-query">
			<ComboboxControl
				label={ label }
				placeholder={ placeholder || __( 'Select taxonomy', 'generateblocks' ) }
				options={ taxonomiesOptions }
				value={ taxonomy }
				onChange={ ( newValue ) => {
					setTaxonomy( newValue );
					setTerms( [] );
				} }
			/>

			{ taxonomy &&
				<>
					<SelectTerm
						label={ termsLabel }
						taxonomy={ taxonomy }
						value={ terms }
						multiple={ true }
						onChange={ setTerms }
						help={ terms.length === 0
							? __( 'You must select at least one term. Search by name or ID.', 'generateblocks' )
							: help
						}
					/>
					<ComboboxControl
						label={ __( 'Include or exclude', 'generateblocks' ) }
						value={ operator }
						options={ [
							{
								value: 'IN',
								label: __( 'Include', 'generateblocks' ),
							},
							{
								value: 'NOT IN',
								label: __( 'Exclude', 'generateblocks' ),
							},
						] }
						onChange={ setOperator }
						help={ __( 'Choose to include or exclude the selected taxonomy terms' ) }
					/>
					{ isHierarchical &&
						<ToggleControl
							checked={ includeChildren }
							label={ __( 'Include child terms', 'generateblocks' ) }
							onChange={ setIncludeChildren }
						/>
					}
				</>
			}
		</Stack>
	);
}