113 lines
3.7 KiB
JavaScript
113 lines
3.7 KiB
JavaScript
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/**
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* @file
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* Module page behaviors.
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*/
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(function ($, Drupal, debounce) {
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/**
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* Filters the module list table by a text input search string.
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*
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* Additionally accounts for multiple tables being wrapped in "package" details
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* elements.
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*
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* Text search input: input.table-filter-text
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* Target table: input.table-filter-text[data-table]
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* Source text: .table-filter-text-source, .module-name, .module-description
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*
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* @type {Drupal~behavior}
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*/
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Drupal.behaviors.tableFilterByText = {
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attach(context, settings) {
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const [input] = once('table-filter-text', 'input.table-filter-text');
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if (!input) {
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return;
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}
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const $table = $(input.getAttribute('data-table'));
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let $rowsAndDetails;
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let $rows;
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let $details;
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let searching = false;
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function hidePackageDetails(index, element) {
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const $packDetails = $(element);
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const $visibleRows = $packDetails.find('tbody tr:visible');
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$packDetails.toggle($visibleRows.length > 0);
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}
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function filterModuleList(e) {
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const query = e.target.value;
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// Case insensitive expression to find query at the beginning of a word.
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const re = new RegExp(`\\b${query}`, 'i');
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function showModuleRow(index, row) {
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const sources = row.querySelectorAll(
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'.table-filter-text-source, .module-name, .module-description',
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);
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let sourcesConcat = '';
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// Concatenate the textContent of the elements in the row, with a
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// space in between.
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sources.forEach((item) => {
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sourcesConcat += ` ${item.textContent}`;
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});
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const textMatch = sourcesConcat.search(re) !== -1;
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$(row).closest('tr').toggle(textMatch);
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}
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// Search over all rows and packages.
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$rowsAndDetails.show();
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// Filter if the length of the query is at least 2 characters.
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if (query.length >= 2) {
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searching = true;
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$rows.each(showModuleRow);
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// Note that we first open all <details> to be able to use ':visible'.
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// Mark the <details> elements that were closed before filtering, so
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// they can be closed again when filtering is removed.
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$details
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.not('[open]')
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.attr('data-drupal-system-state', 'forced-open');
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// Hide the package <details> if they don't have any visible rows.
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// Note that we first show() all <details> to be able to use ':visible'.
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$details.attr('open', true).each(hidePackageDetails);
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Drupal.announce(
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Drupal.formatPlural(
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$rowsAndDetails.filter('tbody tr:visible').length,
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'1 module is available in the modified list.',
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'@count modules are available in the modified list.',
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),
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);
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} else if (searching) {
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searching = false;
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$rowsAndDetails.show();
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// Return <details> elements that had been closed before filtering
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// to a closed state.
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$details
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.filter('[data-drupal-system-state="forced-open"]')
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.removeAttr('data-drupal-system-state')
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.attr('open', false);
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}
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}
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function preventEnterKey(event) {
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if (event.which === 13) {
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event.preventDefault();
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event.stopPropagation();
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}
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}
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if ($table.length) {
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$rowsAndDetails = $table.find('tr, details');
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$rows = $table.find('tbody tr');
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$details = $rowsAndDetails.filter('.package-listing');
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$(input).on({
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input: debounce(filterModuleList, 200),
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keydown: preventEnterKey,
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});
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}
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},
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};
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})(jQuery, Drupal, Drupal.debounce);
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