120 lines
3.8 KiB
JavaScript
120 lines
3.8 KiB
JavaScript
import React from 'react';
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import { QueryClientProvider } from 'react-query';
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import { matchSorter } from 'match-sorter';
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import PropTypes from 'prop-types';
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import ComboSearch from './ComboSearch';
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import { queryClient } from './shared/queryClient';
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import { ComboDepartementsSearch } from './ComboDepartementsSearch';
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import { useHiddenField, groupId } from './shared/hooks';
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// Avoid hiding similar matches for precise queries (like "Sainte Marie")
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function searchResultsLimit(term) {
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return term.length > 5 ? 10 : 5;
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}
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function expandResultsWithMultiplePostalCodes(term, results) {
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// A single result may have several associated postal codes.
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// To make the search results more precise, we want to generate
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// an actual result for each postal code.
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const expandedResults = results.flatMap((result) =>
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result.codesPostaux.map((codePostal) => ({
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...result,
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codesPostaux: [codePostal]
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}))
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);
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// Some very large cities (like Paris) have A LOT of associated postal codes.
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// As we generated one result per postal code, we now have a lot of results
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// for the same city. If the number of results is above the threshold, we use
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// local search to narrow the results.
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const limit = searchResultsLimit(term);
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if (expandedResults.length > limit) {
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return matchSorter(expandedResults, term, {
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keys: [(item) => `${item.nom} (${item.codesPostaux[0]})`, 'code'],
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sorter: (rankedItems) => rankedItems
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}).slice(0, limit + 1);
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}
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return expandedResults;
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}
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const placeholderDepartements = [
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['63 – Puy-de-Dôme', 'Clermont-Ferrand'],
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['77 – Seine-et-Marne', 'Melun'],
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['22 – Côtes d’Armor', 'Saint-Brieuc'],
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['47 – Lot-et-Garonne', 'Agen']
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];
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const [placeholderDepartement, placeholderCommune] =
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placeholderDepartements[
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Math.floor(Math.random() * (placeholderDepartements.length - 1))
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];
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function ComboCommunesSearch({ id, ...props }) {
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const group = groupId(id);
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const [departementValue, setDepartementValue] = useHiddenField(
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group,
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'departement'
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);
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const [codeDepartement, setCodeDepartement] = useHiddenField(
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group,
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'code_departement'
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);
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const departementDescribedBy = `${id}_departement_notice`;
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const communeDescribedBy = `${id}_commune_notice`;
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return (
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<QueryClientProvider client={queryClient}>
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<div>
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<div className="notice" id={departementDescribedBy}>
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<p>
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Choisissez le département dans lequel se situe la commune. Vous
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pouvez entrer le nom ou le code.
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</p>
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</div>
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<ComboDepartementsSearch
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{...props}
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id={!codeDepartement ? id : null}
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describedby={departementDescribedBy}
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placeholder={placeholderDepartement}
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addForeignDepartement={false}
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value={departementValue}
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onChange={(_, result) => {
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setDepartementValue(result?.nom);
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setCodeDepartement(result?.code);
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}}
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/>
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</div>
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{codeDepartement ? (
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<div>
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<div className="notice" id={communeDescribedBy}>
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<p>
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Choisissez la commune. Vous pouvez entrer le nom ou le code
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postal.
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</p>
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</div>
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<ComboSearch
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{...props}
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id={id}
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describedby={communeDescribedBy}
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placeholder={placeholderCommune}
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scope="communes"
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scopeExtra={codeDepartement}
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minimumInputLength={2}
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transformResult={({ code, nom, codesPostaux }) => [
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code,
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`${nom} (${codesPostaux[0]})`
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]}
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transformResults={expandResultsWithMultiplePostalCodes}
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/>
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</div>
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) : null}
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</QueryClientProvider>
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);
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}
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ComboCommunesSearch.propTypes = {
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id: PropTypes.string
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};
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export default ComboCommunesSearch;
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