/* eslint-disable func-names, no-underscore-dangle, space-before-function-paren, no-var, one-var, one-var-declaration-per-line, prefer-rest-params, max-len, vars-on-top, wrap-iife, no-unused-vars, quotes, no-shadow, no-cond-assign, prefer-arrow-callback, no-return-assign, no-else-return, camelcase, comma-dangle, no-lonely-if, guard-for-in, no-restricted-syntax, consistent-return, prefer-template, no-param-reassign, no-loop-func, no-mixed-operators */ /* global fuzzaldrinPlus */ import _ from 'underscore'; import { isObject } from './lib/utils/type_utility'; var GitLabDropdown, GitLabDropdownFilter, GitLabDropdownRemote, GitLabDropdownInput; GitLabDropdownInput = (function() { function GitLabDropdownInput(input, options) { var $inputContainer, $clearButton; var _this = this; this.input = input; this.options = options; this.fieldName = this.options.fieldName || 'field-name'; $inputContainer = this.input.parent(); $clearButton = $inputContainer.find('.js-dropdown-input-clear'); $clearButton.on('click', (function(_this) { // Clear click return function(e) { e.preventDefault(); e.stopPropagation(); return _this.input.val('').trigger('input').focus(); }; })(this)); this.input .on('keydown', function (e) { var keyCode = e.which; if (keyCode === 13 && !options.elIsInput) { e.preventDefault(); } }) .on('input', function(e) { var val = e.currentTarget.value || _this.options.inputFieldName; val = val.split(' ').join('-') // replaces space with dash .replace(/[^a-zA-Z0-9 -]/g, '').toLowerCase() // replace non alphanumeric .replace(/(-)\1+/g, '-'); // replace repeated dashes _this.cb(_this.options.fieldName, val, {}, true); _this.input.closest('.dropdown') .find('.dropdown-toggle-text') .text(val); }); } GitLabDropdownInput.prototype.onInput = function(cb) { this.cb = cb; }; return GitLabDropdownInput; })(); GitLabDropdownFilter = (function() { var ARROW_KEY_CODES, BLUR_KEYCODES, HAS_VALUE_CLASS; BLUR_KEYCODES = [27, 40]; ARROW_KEY_CODES = [38, 40]; HAS_VALUE_CLASS = "has-value"; function GitLabDropdownFilter(input, options) { var $clearButton, $inputContainer, ref, timeout; this.input = input; this.options = options; this.filterInputBlur = (ref = this.options.filterInputBlur) != null ? ref : true; $inputContainer = this.input.parent(); $clearButton = $inputContainer.find('.js-dropdown-input-clear'); $clearButton.on('click', (function(_this) { // Clear click return function(e) { e.preventDefault(); e.stopPropagation(); return _this.input.val('').trigger('input').focus(); }; })(this)); // Key events timeout = ""; this.input .on('keydown', function (e) { var keyCode = e.which; if (keyCode === 13 && !options.elIsInput) { e.preventDefault(); } }) .on('input', function() { if (this.input.val() !== "" && !$inputContainer.hasClass(HAS_VALUE_CLASS)) { $inputContainer.addClass(HAS_VALUE_CLASS); } else if (this.input.val() === "" && $inputContainer.hasClass(HAS_VALUE_CLASS)) { $inputContainer.removeClass(HAS_VALUE_CLASS); } // Only filter asynchronously only if option remote is set if (this.options.remote) { clearTimeout(timeout); return timeout = setTimeout(function() { $inputContainer.parent().addClass('is-loading'); return this.options.query(this.input.val(), function(data) { $inputContainer.parent().removeClass('is-loading'); return this.options.callback(data); }.bind(this)); }.bind(this), 250); } else { return this.filter(this.input.val()); } }.bind(this)); } GitLabDropdownFilter.prototype.shouldBlur = function(keyCode) { return BLUR_KEYCODES.indexOf(keyCode) !== -1; }; GitLabDropdownFilter.prototype.filter = function(search_text) { var data, elements, group, key, results, tmp; if (this.options.onFilter) { this.options.onFilter(search_text); } data = this.options.data(); if ((data != null) && !this.options.filterByText) { results = data; if (search_text !== '') { // When data is an array of objects therefore [object Array] e.g. // [ // { prop: 'foo' }, // { prop: 'baz' } // ] if (_.isArray(data)) { results = fuzzaldrinPlus.filter(data, search_text, { key: this.options.keys }); } else { // If data is grouped therefore an [object Object]. e.g. // { // groupName1: [ // { prop: 'foo' }, // { prop: 'baz' } // ], // groupName2: [ // { prop: 'abc' }, // { prop: 'def' } // ] // } if (isObject(data)) { results = {}; for (key in data) { group = data[key]; tmp = fuzzaldrinPlus.filter(group, search_text, { key: this.options.keys }); if (tmp.length) { results[key] = tmp.map(function(item) { return item; }); } } } } } return this.options.callback(results); } else { elements = this.options.elements(); if (search_text) { elements.each(function() { var $el, matches; $el = $(this); matches = fuzzaldrinPlus.match($el.text().trim(), search_text); if (!$el.is('.dropdown-header')) { if (matches.length) { return $el.show().removeClass('option-hidden'); } else { return $el.hide().addClass('option-hidden'); } } }); } else { elements.show().removeClass('option-hidden'); } elements.parent().find('.dropdown-menu-empty-link').toggleClass('hidden', elements.is(':visible')); } }; return GitLabDropdownFilter; })(); GitLabDropdownRemote = (function() { function GitLabDropdownRemote(dataEndpoint, options) { this.dataEndpoint = dataEndpoint; this.options = options; } GitLabDropdownRemote.prototype.execute = function() { if (typeof this.dataEndpoint === "string") { return this.fetchData(); } else if (typeof this.dataEndpoint === "function") { if (this.options.beforeSend) { this.options.beforeSend(); } return this.dataEndpoint("", (function(_this) { // Fetch the data by calling the data funcfion return function(data) { if (_this.options.success) { _this.options.success(data); } if (_this.options.beforeSend) { return _this.options.beforeSend(); } }; })(this)); } }; GitLabDropdownRemote.prototype.fetchData = function() { return $.ajax({ url: this.dataEndpoint, dataType: this.options.dataType, beforeSend: (function(_this) { return function() { if (_this.options.beforeSend) { return _this.options.beforeSend(); } }; })(this), success: (function(_this) { return function(data) { if (_this.options.success) { return _this.options.success(data); } }; })(this) }); // Fetch the data through ajax if the data is a string }; return GitLabDropdownRemote; })(); GitLabDropdown = (function() { var ACTIVE_CLASS, FILTER_INPUT, NO_FILTER_INPUT, INDETERMINATE_CLASS, LOADING_CLASS, PAGE_TWO_CLASS, NON_SELECTABLE_CLASSES, SELECTABLE_CLASSES, CURSOR_SELECT_SCROLL_PADDING, currentIndex; LOADING_CLASS = "is-loading"; PAGE_TWO_CLASS = "is-page-two"; ACTIVE_CLASS = "is-active"; INDETERMINATE_CLASS = "is-indeterminate"; currentIndex = -1; NON_SELECTABLE_CLASSES = '.divider, .separator, .dropdown-header, .dropdown-menu-empty-link'; SELECTABLE_CLASSES = ".dropdown-content li:not(" + NON_SELECTABLE_CLASSES + ", .option-hidden)"; CURSOR_SELECT_SCROLL_PADDING = 5; FILTER_INPUT = '.dropdown-input .dropdown-input-field:not(.dropdown-no-filter)'; NO_FILTER_INPUT = '.dropdown-input .dropdown-input-field.dropdown-no-filter'; function GitLabDropdown(el1, options) { var searchFields, selector, self; this.el = el1; this.options = options; this.updateLabel = this.updateLabel.bind(this); this.hidden = this.hidden.bind(this); this.opened = this.opened.bind(this); this.shouldPropagate = this.shouldPropagate.bind(this); self = this; selector = $(this.el).data("target"); this.dropdown = selector != null ? $(selector) : $(this.el).parent(); // Set Defaults this.filterInput = this.options.filterInput || this.getElement(FILTER_INPUT); this.noFilterInput = this.options.noFilterInput || this.getElement(NO_FILTER_INPUT); this.highlight = !!this.options.highlight; this.filterInputBlur = this.options.filterInputBlur != null ? this.options.filterInputBlur : true; // If no input is passed create a default one self = this; // If selector was passed if (_.isString(this.filterInput)) { this.filterInput = this.getElement(this.filterInput); } searchFields = this.options.search ? this.options.search.fields : []; if (this.options.data) { // If we provided data // data could be an array of objects or a group of arrays if (_.isObject(this.options.data) && !_.isFunction(this.options.data)) { this.fullData = this.options.data; currentIndex = -1; this.parseData(this.options.data); this.focusTextInput(); } else { this.remote = new GitLabDropdownRemote(this.options.data, { dataType: this.options.dataType, beforeSend: this.toggleLoading.bind(this), success: (function(_this) { return function(data) { _this.fullData = data; _this.parseData(_this.fullData); _this.focusTextInput(true); if (_this.options.filterable && _this.filter && _this.filter.input && _this.filter.input.val() && _this.filter.input.val().trim() !== '') { return _this.filter.input.trigger('input'); } }; // Remote data })(this), instance: this, }); } } if (this.noFilterInput.length) { this.plainInput = new GitLabDropdownInput(this.noFilterInput, this.options); this.plainInput.onInput(this.addInput.bind(this)); } // Init filterable if (this.options.filterable) { this.filter = new GitLabDropdownFilter(this.filterInput, { elIsInput: $(this.el).is('input'), filterInputBlur: this.filterInputBlur, filterByText: this.options.filterByText, onFilter: this.options.onFilter, remote: this.options.filterRemote, query: this.options.data, keys: searchFields, instance: this, elements: (function(_this) { return function() { selector = '.dropdown-content li:not(' + NON_SELECTABLE_CLASSES + ')'; if (_this.dropdown.find('.dropdown-toggle-page').length) { selector = ".dropdown-page-one " + selector; } return $(selector); }; })(this), data: (function(_this) { return function() { return _this.fullData; }; })(this), callback: (function(_this) { return function(data) { _this.parseData(data); if (_this.filterInput.val() !== '') { selector = SELECTABLE_CLASSES; if (_this.dropdown.find('.dropdown-toggle-page').length) { selector = ".dropdown-page-one " + selector; } if ($(_this.el).is('input')) { currentIndex = -1; } else { $(selector, _this.dropdown).first().find('a').addClass('is-focused'); currentIndex = 0; } } }; })(this) }); } // Event listeners this.dropdown.on("shown.bs.dropdown", this.opened); this.dropdown.on("hidden.bs.dropdown", this.hidden); $(this.el).on("update.label", this.updateLabel); this.dropdown.on("click", ".dropdown-menu, .dropdown-menu-close", this.shouldPropagate); this.dropdown.on('keyup', (function(_this) { return function(e) { // Escape key if (e.which === 27) { return $('.dropdown-menu-close', _this.dropdown).trigger('click'); } }; })(this)); this.dropdown.on('blur', 'a', (function(_this) { return function(e) { var $dropdownMenu, $relatedTarget; if (e.relatedTarget != null) { $relatedTarget = $(e.relatedTarget); $dropdownMenu = $relatedTarget.closest('.dropdown-menu'); if ($dropdownMenu.length === 0) { return _this.dropdown.removeClass('open'); } } }; })(this)); if (this.dropdown.find(".dropdown-toggle-page").length) { this.dropdown.find(".dropdown-toggle-page, .dropdown-menu-back").on("click", (function(_this) { return function(e) { e.preventDefault(); e.stopPropagation(); return _this.togglePage(); }; })(this)); } if (this.options.selectable) { selector = ".dropdown-content a"; if (this.dropdown.find(".dropdown-toggle-page").length) { selector = ".dropdown-page-one .dropdown-content a"; } this.dropdown.on("click", selector, function(e) { var $el, selected, selectedObj, isMarking; $el = $(e.currentTarget); selected = self.rowClicked($el); selectedObj = selected ? selected[0] : null; isMarking = selected ? selected[1] : null; if (this.options.clicked) { this.options.clicked.call(this, { selectedObj, $el, e, isMarking, }); } // Update label right after all modifications in dropdown has been done if (this.options.toggleLabel) { this.updateLabel(selectedObj, $el, this); } $el.trigger('blur'); }.bind(this)); } } // Finds an element inside wrapper element GitLabDropdown.prototype.getElement = function(selector) { return this.dropdown.find(selector); }; GitLabDropdown.prototype.toggleLoading = function() { return $('.dropdown-menu', this.dropdown).toggleClass(LOADING_CLASS); }; GitLabDropdown.prototype.togglePage = function() { var menu; menu = $('.dropdown-menu', this.dropdown); if (menu.hasClass(PAGE_TWO_CLASS)) { if (this.remote) { this.remote.execute(); } } menu.toggleClass(PAGE_TWO_CLASS); // Focus first visible input on active page return this.dropdown.find('[class^="dropdown-page-"]:visible :text:visible:first').focus(); }; GitLabDropdown.prototype.parseData = function(data) { var full_html, groupData, html, name; this.renderedData = data; if (this.options.filterable && data.length === 0) { // render no matching results html = [this.noResults()]; } else { // Handle array groups if (isObject(data)) { html = []; for (name in data) { groupData = data[name]; html.push(this.renderItem({ header: name // Add header for each group }, name)); this.renderData(groupData, name).map(function(item) { return html.push(item); }); } } else { // Render each row html = this.renderData(data); } } // Render the full menu full_html = this.renderMenu(html); return this.appendMenu(full_html); }; GitLabDropdown.prototype.renderData = function(data, group) { if (group == null) { group = false; } return data.map((function(_this) { return function(obj, index) { return _this.renderItem(obj, group, index); }; })(this)); }; GitLabDropdown.prototype.shouldPropagate = function(e) { var $target; if (this.options.multiSelect) { $target = $(e.target); if ($target && !$target.hasClass('dropdown-menu-close') && !$target.hasClass('dropdown-menu-close-icon') && !$target.data('is-link')) { e.stopPropagation(); return false; } else { return true; } } }; GitLabDropdown.prototype.filteredFullData = function() { return this.fullData.filter(r => typeof r === 'object' && !Object.prototype.hasOwnProperty.call(r, 'beforeDivider') && !Object.prototype.hasOwnProperty.call(r, 'header') ); }; GitLabDropdown.prototype.opened = function(e) { var contentHtml; this.resetRows(); this.addArrowKeyEvent(); const dropdownToggle = this.dropdown.find('.dropdown-menu-toggle'); const hasFilterBulkUpdate = dropdownToggle.hasClass('js-filter-bulk-update'); const hasMultiSelect = dropdownToggle.hasClass('js-multiselect'); // Makes indeterminate items effective if (this.fullData && hasFilterBulkUpdate) { this.parseData(this.fullData); } // Process the data to make sure rendered data // matches the correct layout const inputValue = this.filterInput.val(); if (this.fullData && hasMultiSelect && this.options.processData && inputValue.length === 0) { this.options.processData.call(this.options, inputValue, this.filteredFullData(), this.parseData.bind(this)); } contentHtml = $('.dropdown-content', this.dropdown).html(); if (this.remote && contentHtml === "") { this.remote.execute(); } else { this.focusTextInput(); } if (this.options.showMenuAbove) { this.positionMenuAbove(); } if (this.options.opened) { this.options.opened.call(this, e); } return this.dropdown.trigger('shown.gl.dropdown'); }; GitLabDropdown.prototype.positionMenuAbove = function() { var $button = $(this.el); var $menu = this.dropdown.find('.dropdown-menu'); $menu.css('top', ($button.height() + $menu.height()) * -1); }; GitLabDropdown.prototype.hidden = function(e) { var $input; this.resetRows(); this.removeArrayKeyEvent(); $input = this.dropdown.find(".dropdown-input-field"); if (this.options.filterable) { $input.blur(); } if (this.dropdown.find(".dropdown-toggle-page").length) { $('.dropdown-menu', this.dropdown).removeClass(PAGE_TWO_CLASS); } if (this.options.hidden) { this.options.hidden.call(this, e); } return this.dropdown.trigger('hidden.gl.dropdown'); }; // Render the full menu GitLabDropdown.prototype.renderMenu = function(html) { if (this.options.renderMenu) { return this.options.renderMenu(html); } else { var ul = document.createElement('ul'); for (var i = 0; i < html.length; i += 1) { var el = html[i]; if (el instanceof jQuery) { el = el.get(0); } if (typeof el === 'string') { ul.innerHTML += el; } else { ul.appendChild(el); } } return ul; } }; // Append the menu into the dropdown GitLabDropdown.prototype.appendMenu = function(html) { return this.clearMenu().append(html); }; GitLabDropdown.prototype.clearMenu = function() { var selector; selector = '.dropdown-content'; if (this.dropdown.find(".dropdown-toggle-page").length) { selector = ".dropdown-page-one .dropdown-content"; } return $(selector, this.dropdown).empty(); }; GitLabDropdown.prototype.renderItem = function(data, group, index) { var field, fieldName, html, selected, text, url, value; if (group == null) { group = false; } if (index == null) { // Render the row index = false; } html = document.createElement('li'); if (data === 'divider' || data === 'separator') { html.className = data; return html; } // Header if (data.header != null) { html.className = 'dropdown-header'; html.innerHTML = data.header; return html; } if (this.options.renderRow) { // Call the render function html = this.options.renderRow.call(this.options, data, this); } else { if (!selected) { value = this.options.id ? this.options.id(data) : data.id; fieldName = this.options.fieldName; if (value) { value = value.toString().replace(/'/g, '\\\''); } field = this.dropdown.parent().find("input[name='" + fieldName + "'][value='" + value + "']"); if (field.length) { selected = true; } } // Set URL if (this.options.url != null) { url = this.options.url(data); } else { url = data.url != null ? data.url : '#'; } // Set Text if (this.options.text != null) { text = this.options.text(data); } else { text = data.text != null ? data.text : ''; } if (this.highlight) { text = this.highlightTextMatches(text, this.filterInput.val()); } // Create the list item & the link var link = document.createElement('a'); link.href = url; if (this.highlight) { link.innerHTML = text; } else { link.textContent = text; } if (selected) { link.className = 'is-active'; } if (group) { link.dataset.group = group; link.dataset.index = index; } html.appendChild(link); } return html; }; GitLabDropdown.prototype.highlightTextMatches = function(text, term) { const occurrences = fuzzaldrinPlus.match(text, term); const indexOf = [].indexOf; return text.split('').map(function(character, i) { if (indexOf.call(occurrences, i) !== -1) { return "<b>" + character + "</b>"; } else { return character; } }).join(''); }; GitLabDropdown.prototype.noResults = function() { var html; return html = "<li class='dropdown-menu-empty-link'> <a href='#' class='is-focused'> No matching results. </a> </li>"; }; GitLabDropdown.prototype.rowClicked = function(el) { var field, fieldName, groupName, isInput, selectedIndex, selectedObject, value, isMarking; fieldName = this.options.fieldName; isInput = $(this.el).is('input'); if (this.renderedData) { groupName = el.data('group'); if (groupName) { selectedIndex = el.data('index'); selectedObject = this.renderedData[groupName][selectedIndex]; } else { selectedIndex = el.closest('li').index(); selectedObject = this.renderedData[selectedIndex]; } } if (this.options.vue) { if (el.hasClass(ACTIVE_CLASS)) { el.removeClass(ACTIVE_CLASS); } else { el.addClass(ACTIVE_CLASS); } return [selectedObject]; } field = []; value = this.options.id ? this.options.id(selectedObject, el) : selectedObject.id; if (isInput) { field = $(this.el); } else if (value) { field = this.dropdown.parent().find("input[name='" + fieldName + "'][value='" + value.toString().replace(/'/g, '\\\'') + "']"); } if (this.options.isSelectable && !this.options.isSelectable(selectedObject, el)) { return; } if (el.hasClass(ACTIVE_CLASS)) { isMarking = false; el.removeClass(ACTIVE_CLASS); if (field && field.length) { this.clearField(field, isInput); } } else if (el.hasClass(INDETERMINATE_CLASS)) { isMarking = true; el.addClass(ACTIVE_CLASS); el.removeClass(INDETERMINATE_CLASS); if (field && field.length && value == null) { this.clearField(field, isInput); } if ((!field || !field.length) && fieldName) { this.addInput(fieldName, value, selectedObject); } } else { isMarking = true; if (!this.options.multiSelect || el.hasClass('dropdown-clear-active')) { this.dropdown.find("." + ACTIVE_CLASS).removeClass(ACTIVE_CLASS); if (!isInput) { this.dropdown.parent().find("input[name='" + fieldName + "']").remove(); } } if (field && field.length && value == null) { this.clearField(field, isInput); } // Toggle active class for the tick mark el.addClass(ACTIVE_CLASS); if (value != null) { if ((!field || !field.length) && fieldName) { this.addInput(fieldName, value, selectedObject); } else if (field && field.length) { field.val(value).trigger('change'); } } } return [selectedObject, isMarking]; }; GitLabDropdown.prototype.focusTextInput = function(triggerFocus = false) { if (this.options.filterable) { this.dropdown.one('transitionend', () => { const initialScrollTop = $(window).scrollTop(); if (this.dropdown.is('.open')) { this.filterInput.focus(); } if ($(window).scrollTop() < initialScrollTop) { $(window).scrollTop(initialScrollTop); } }); if (triggerFocus) { // This triggers after a ajax request // in case of slow requests, the dropdown transition could already be finished this.dropdown.trigger('transitionend'); } } }; GitLabDropdown.prototype.addInput = function(fieldName, value, selectedObject, single) { var $input; // Create hidden input for form if (single) { $('input[name="' + fieldName + '"]').remove(); } $input = $('<input>').attr('type', 'hidden').attr('name', fieldName).val(value); if (this.options.inputId != null) { $input.attr('id', this.options.inputId); } if (this.options.multiSelect) { Object.keys(selectedObject).forEach((attribute) => { $input.attr(`data-${attribute}`, selectedObject[attribute]); }); } if (this.options.inputMeta) { $input.attr('data-meta', selectedObject[this.options.inputMeta]); } this.dropdown.before($input).trigger('change'); }; GitLabDropdown.prototype.selectRowAtIndex = function(index) { var $el, selector; // If we pass an option index if (typeof index !== "undefined") { selector = SELECTABLE_CLASSES + ":eq(" + index + ") a"; } else { selector = ".dropdown-content .is-focused"; } if (this.dropdown.find(".dropdown-toggle-page").length) { selector = ".dropdown-page-one " + selector; } // simulate a click on the first link $el = $(selector, this.dropdown); if ($el.length) { var href = $el.attr('href'); if (href && href !== '#') { gl.utils.visitUrl(href); } else { $el.first().trigger('click'); } } }; GitLabDropdown.prototype.addArrowKeyEvent = function() { var $input, ARROW_KEY_CODES, selector; ARROW_KEY_CODES = [38, 40]; $input = this.dropdown.find(".dropdown-input-field"); selector = SELECTABLE_CLASSES; if (this.dropdown.find(".dropdown-toggle-page").length) { selector = ".dropdown-page-one " + selector; } return $('body').on('keydown', (function(_this) { return function(e) { var $listItems, PREV_INDEX, currentKeyCode; currentKeyCode = e.which; if (ARROW_KEY_CODES.indexOf(currentKeyCode) !== -1) { e.preventDefault(); e.stopImmediatePropagation(); PREV_INDEX = currentIndex; $listItems = $(selector, _this.dropdown); // if @options.filterable // $input.blur() if (currentKeyCode === 40) { // Move down if (currentIndex < ($listItems.length - 1)) { currentIndex += 1; } } else if (currentKeyCode === 38) { // Move up if (currentIndex > 0) { currentIndex -= 1; } } if (currentIndex !== PREV_INDEX) { _this.highlightRowAtIndex($listItems, currentIndex); } return false; } if (currentKeyCode === 13 && currentIndex !== -1) { e.preventDefault(); _this.selectRowAtIndex(); } }; })(this)); }; GitLabDropdown.prototype.removeArrayKeyEvent = function() { return $('body').off('keydown'); }; GitLabDropdown.prototype.resetRows = function resetRows() { currentIndex = -1; $('.is-focused', this.dropdown).removeClass('is-focused'); }; GitLabDropdown.prototype.highlightRowAtIndex = function($listItems, index) { var $dropdownContent, $listItem, dropdownContentBottom, dropdownContentHeight, dropdownContentTop, dropdownScrollTop, listItemBottom, listItemHeight, listItemTop; // Remove the class for the previously focused row $('.is-focused', this.dropdown).removeClass('is-focused'); // Update the class for the row at the specific index $listItem = $listItems.eq(index); $listItem.find('a:first-child').addClass("is-focused"); // Dropdown content scroll area $dropdownContent = $listItem.closest('.dropdown-content'); dropdownScrollTop = $dropdownContent.scrollTop(); dropdownContentHeight = $dropdownContent.outerHeight(); dropdownContentTop = $dropdownContent.prop('offsetTop'); dropdownContentBottom = dropdownContentTop + dropdownContentHeight; // Get the offset bottom of the list item listItemHeight = $listItem.outerHeight(); listItemTop = $listItem.prop('offsetTop'); listItemBottom = listItemTop + listItemHeight; if (!index) { // Scroll the dropdown content to the top $dropdownContent.scrollTop(0); } else if (index === ($listItems.length - 1)) { // Scroll the dropdown content to the bottom $dropdownContent.scrollTop($dropdownContent.prop('scrollHeight')); } else if (listItemBottom > (dropdownContentBottom + dropdownScrollTop)) { // Scroll the dropdown content down $dropdownContent.scrollTop(listItemBottom - dropdownContentBottom + CURSOR_SELECT_SCROLL_PADDING); } else if (listItemTop < (dropdownContentTop + dropdownScrollTop)) { // Scroll the dropdown content up return $dropdownContent.scrollTop(listItemTop - dropdownContentTop - CURSOR_SELECT_SCROLL_PADDING); } }; GitLabDropdown.prototype.updateLabel = function(selected, el, instance) { if (selected == null) { selected = null; } if (el == null) { el = null; } if (instance == null) { instance = null; } let toggleText = this.options.toggleLabel(selected, el, instance); if (this.options.updateLabel) { // Option to override the dropdown label text toggleText = this.options.updateLabel; } return $(this.el).find(".dropdown-toggle-text").text(toggleText); }; GitLabDropdown.prototype.clearField = function(field, isInput) { return isInput ? field.val('') : field.remove(); }; return GitLabDropdown; })(); $.fn.glDropdown = function(opts) { return this.each(function() { if (!$.data(this, 'glDropdown')) { return $.data(this, 'glDropdown', new GitLabDropdown(this, opts)); } }); };