52 lines
1.7 KiB
JavaScript
52 lines
1.7 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 ComboSearch from './ComboSearch';
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import { queryClient, searchResultsLimit } from './shared/queryClient';
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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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function ComboCommunesSearch(params) {
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return (
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<QueryClientProvider client={queryClient}>
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<ComboSearch
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required={params.mandatory}
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hiddenFieldId={params.hiddenFieldId}
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scope="communes"
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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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</QueryClientProvider>
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);
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}
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export default ComboCommunesSearch;
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