76 lines
2.3 KiB
JavaScript
76 lines
2.3 KiB
JavaScript
utils.jq(() => {
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var $inputArea = $("input#search-input");
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if ($inputArea.length === 0) {
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return;
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}
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var $resultArea = $("#search-result");
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var $searchWrapper = $("#search-wrapper");
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var client = algoliasearch(window.searchConfig.appId, window.searchConfig.apiKey);
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var index = client.initIndex(window.searchConfig.indexName);
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function filterResults(hits, filterPath) {
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if (!filterPath || filterPath === '/') return hits;
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var regex = new RegExp(filterPath);
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return hits.filter(hit => regex.test(hit.url));
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}
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function displayResults(hits) {
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var $resultList = $("<ul>").addClass("search-result-list");
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if (hits.length === 0) {
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$searchWrapper.addClass('noresult');
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} else {
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$searchWrapper.removeClass('noresult');
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hits.forEach(function(hit) {
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var contentSnippet = hit._snippetResult.content.value;
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var title = hit.hierarchy.lvl1 || 'Untitled';
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var $item = $("<li>").html(`<a href="${hit.url}"><span class='search-result-title'>${title}</span><p class="search-result-content">${contentSnippet}</p></a>`);
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$resultList.append($item);
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});
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}
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$resultArea.html($resultList);
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}
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$inputArea.on("input", function() {
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var query = $(this).val().trim();
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var filterPath = $inputArea.data('filter');
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if (query.length <= 0) {
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$searchWrapper.attr('searching', 'false');
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$resultArea.empty();
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return;
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}
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$searchWrapper.attr('searching', 'true');
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index.search(query, {
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hitsPerPage: window.searchConfig.hitsPerPage,
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attributesToHighlight: ['content'],
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attributesToSnippet: ['content:30'],
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highlightPreTag: '<span class="search-keyword">',
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highlightPostTag: '</span>',
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restrictSearchableAttributes: ['content']
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}).then(function(responses) {
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displayResults(filterResults(responses.hits, filterPath));
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});
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});
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$inputArea.on("keydown", function(e) {
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if (e.which == 13) {
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e.preventDefault();
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}
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});
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var observer = new MutationObserver(function(mutationsList) {
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if (mutationsList.length === 1) {
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if (mutationsList[0].addedNodes.length) {
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$searchWrapper.removeClass('noresult');
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} else if (mutationsList[0].removedNodes.length) {
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$searchWrapper.addClass('noresult');
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}
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}
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});
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observer.observe($resultArea[0], { childList: true });
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});
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