Created
August 11, 2021 16:12
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Extend alphagov/accessible-autocomplete to use select values as synonyms
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$(document).ready(function () { | |
window.GOVUKFrontend.initAll() | |
let selectElement = document.querySelector('#my-category-select') | |
accessibleAutocomplete.enhanceSelectElement({ | |
defaultValue: '', | |
source: (query, populateResults) => { | |
const options = selectElement.querySelectorAll('option') | |
let results = [] | |
options.forEach( | |
(opt, i, list) => { | |
let queryRegExp = new RegExp(query.trim(), 'i') | |
let value = opt.getAttribute('value') | |
let text = opt.innerText.trim() | |
if (queryRegExp.test(value) || queryRegExp.test(text)) { | |
results.push(text) | |
} | |
} | |
) | |
populateResults(results) | |
}, | |
selectElement: selectElement, | |
}) | |
}) |
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