blob: 95b8393d946f5dded1774fb37e306e5166898c5e (
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const searchInput = document.getElementById('search');
const suggestionsDiv = document.getElementById('suggestions');
async function enableAutocomplete() {
const res = await fetch('/laws.json');
const laws = await res.json();
// TODO: strip accents before searching
searchInput.addEventListener('input', (e) => {
if (searchInput.value == '') {
suggestionsDiv.innerHTML = '';
return;
}
const titleRegex = new RegExp(searchInput.value, 'i');
const abbrRegex = new RegExp('^' + searchInput.value, 'i');
const suggestions = [];
laws.map(l => {
const titleMatch = titleRegex.exec(l.title);
const abbrMatch = abbrRegex.exec(l.abbr);
return {
law: l,
titleScore: titleMatch ? titleMatch.index : Number.MAX_VALUE,
abbrScore: abbrMatch ? abbrMatch.index: Number.MAX_VALUE,
}
})
.filter(l => l.titleScore < Number.MAX_VALUE || l.abbrScore < Number.MAX_VALUE)
.sort((a,b) => {
let abbrDiff = a.abbrScore - b.abbrScore;
if (a.law.abbr && b.law.abbr && abbrDiff == 0 && a.abbrScore != Number.MAX_VALUE) {
abbrDiff = a.law.abbr.length - b.law.abbr.length;
}
return abbrDiff || a.titleScore - b.titleScore;
})
.slice(0, 30)
.forEach(x => {
const l = x.law;
const a = document.createElement('a');
if (l.redir)
a.href = '/' + l.redir;
else
a.href = l.url;
a.textContent = l.title;
const li = document.createElement('li');
li.appendChild(a);
suggestions.push(li);
});
suggestionsDiv.replaceChildren(...suggestions);
});
}
if ('json' in searchInput.dataset)
enableAutocomplete();
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