908 lines
29 KiB
JavaScript
908 lines
29 KiB
JavaScript
/* eslint-disable func-names, 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 */
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/* global fuzzaldrinPlus */
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import { isObject } from './lib/utils/type_utility';
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var GitLabDropdown, GitLabDropdownFilter, GitLabDropdownRemote;
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GitLabDropdownFilter = (function() {
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var ARROW_KEY_CODES, BLUR_KEYCODES, HAS_VALUE_CLASS;
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BLUR_KEYCODES = [27, 40];
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ARROW_KEY_CODES = [38, 40];
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HAS_VALUE_CLASS = "has-value";
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function GitLabDropdownFilter(input, options) {
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var $clearButton, $inputContainer, ref, timeout;
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this.input = input;
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this.options = options;
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this.filterInputBlur = (ref = this.options.filterInputBlur) != null ? ref : true;
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$inputContainer = this.input.parent();
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$clearButton = $inputContainer.find('.js-dropdown-input-clear');
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$clearButton.on('click', (function(_this) {
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// Clear click
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return function(e) {
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e.preventDefault();
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e.stopPropagation();
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return _this.input.val('').trigger('input').focus();
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};
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})(this));
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// Key events
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timeout = "";
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this.input
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.on('keydown', function (e) {
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var keyCode = e.which;
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if (keyCode === 13 && !options.elIsInput) {
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e.preventDefault();
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}
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})
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.on('input', function() {
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if (this.input.val() !== "" && !$inputContainer.hasClass(HAS_VALUE_CLASS)) {
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$inputContainer.addClass(HAS_VALUE_CLASS);
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} else if (this.input.val() === "" && $inputContainer.hasClass(HAS_VALUE_CLASS)) {
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$inputContainer.removeClass(HAS_VALUE_CLASS);
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}
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// Only filter asynchronously only if option remote is set
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if (this.options.remote) {
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clearTimeout(timeout);
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return timeout = setTimeout(function() {
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$inputContainer.parent().addClass('is-loading');
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return this.options.query(this.input.val(), function(data) {
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$inputContainer.parent().removeClass('is-loading');
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return this.options.callback(data);
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}.bind(this));
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}.bind(this), 250);
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} else {
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return this.filter(this.input.val());
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}
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}.bind(this));
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}
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GitLabDropdownFilter.prototype.shouldBlur = function(keyCode) {
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return BLUR_KEYCODES.indexOf(keyCode) !== -1;
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};
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GitLabDropdownFilter.prototype.filter = function(search_text) {
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var data, elements, group, key, results, tmp;
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if (this.options.onFilter) {
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this.options.onFilter(search_text);
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}
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data = this.options.data();
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if ((data != null) && !this.options.filterByText) {
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results = data;
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if (search_text !== '') {
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// When data is an array of objects therefore [object Array] e.g.
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// [
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// { prop: 'foo' },
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// { prop: 'baz' }
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// ]
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if (_.isArray(data)) {
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results = fuzzaldrinPlus.filter(data, search_text, {
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key: this.options.keys
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});
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} else {
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// If data is grouped therefore an [object Object]. e.g.
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// {
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// groupName1: [
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// { prop: 'foo' },
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// { prop: 'baz' }
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// ],
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// groupName2: [
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// { prop: 'abc' },
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// { prop: 'def' }
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// ]
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// }
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if (isObject(data)) {
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results = {};
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for (key in data) {
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group = data[key];
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tmp = fuzzaldrinPlus.filter(group, search_text, {
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key: this.options.keys
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});
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if (tmp.length) {
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results[key] = tmp.map(function(item) {
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return item;
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});
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}
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}
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}
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}
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}
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return this.options.callback(results);
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} else {
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elements = this.options.elements();
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if (search_text) {
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return elements.each(function() {
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var $el, matches;
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$el = $(this);
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matches = fuzzaldrinPlus.match($el.text().trim(), search_text);
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if (!$el.is('.dropdown-header')) {
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if (matches.length) {
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return $el.show().removeClass('option-hidden');
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} else {
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return $el.hide().addClass('option-hidden');
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}
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}
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});
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} else {
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return elements.show().removeClass('option-hidden');
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}
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}
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};
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return GitLabDropdownFilter;
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})();
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GitLabDropdownRemote = (function() {
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function GitLabDropdownRemote(dataEndpoint, options) {
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this.dataEndpoint = dataEndpoint;
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this.options = options;
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}
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GitLabDropdownRemote.prototype.execute = function() {
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if (typeof this.dataEndpoint === "string") {
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return this.fetchData();
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} else if (typeof this.dataEndpoint === "function") {
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if (this.options.beforeSend) {
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this.options.beforeSend();
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}
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return this.dataEndpoint("", (function(_this) {
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// Fetch the data by calling the data funcfion
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return function(data) {
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if (_this.options.success) {
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_this.options.success(data);
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}
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if (_this.options.beforeSend) {
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return _this.options.beforeSend();
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}
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};
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})(this));
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}
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};
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GitLabDropdownRemote.prototype.fetchData = function() {
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return $.ajax({
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url: this.dataEndpoint,
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dataType: this.options.dataType,
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beforeSend: (function(_this) {
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return function() {
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if (_this.options.beforeSend) {
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return _this.options.beforeSend();
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}
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};
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})(this),
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success: (function(_this) {
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return function(data) {
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if (_this.options.success) {
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return _this.options.success(data);
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}
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};
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})(this)
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});
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// Fetch the data through ajax if the data is a string
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};
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return GitLabDropdownRemote;
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})();
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GitLabDropdown = (function() {
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var ACTIVE_CLASS, FILTER_INPUT, INDETERMINATE_CLASS, LOADING_CLASS, PAGE_TWO_CLASS, NON_SELECTABLE_CLASSES, SELECTABLE_CLASSES, CURSOR_SELECT_SCROLL_PADDING, currentIndex;
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LOADING_CLASS = "is-loading";
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PAGE_TWO_CLASS = "is-page-two";
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ACTIVE_CLASS = "is-active";
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INDETERMINATE_CLASS = "is-indeterminate";
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currentIndex = -1;
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NON_SELECTABLE_CLASSES = '.divider, .separator, .dropdown-header, .dropdown-menu-empty-link';
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SELECTABLE_CLASSES = ".dropdown-content li:not(" + NON_SELECTABLE_CLASSES + ", .option-hidden)";
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CURSOR_SELECT_SCROLL_PADDING = 5;
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FILTER_INPUT = '.dropdown-input .dropdown-input-field';
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function GitLabDropdown(el1, options) {
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var searchFields, selector, self;
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this.el = el1;
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this.options = options;
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this.updateLabel = this.updateLabel.bind(this);
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this.hidden = this.hidden.bind(this);
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this.opened = this.opened.bind(this);
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this.shouldPropagate = this.shouldPropagate.bind(this);
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self = this;
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selector = $(this.el).data("target");
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this.dropdown = selector != null ? $(selector) : $(this.el).parent();
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// Set Defaults
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this.filterInput = this.options.filterInput || this.getElement(FILTER_INPUT);
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this.highlight = !!this.options.highlight;
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this.filterInputBlur = this.options.filterInputBlur != null
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? this.options.filterInputBlur
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: true;
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// If no input is passed create a default one
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self = this;
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// If selector was passed
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if (_.isString(this.filterInput)) {
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this.filterInput = this.getElement(this.filterInput);
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}
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searchFields = this.options.search ? this.options.search.fields : [];
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if (this.options.data) {
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// If we provided data
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// data could be an array of objects or a group of arrays
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if (_.isObject(this.options.data) && !_.isFunction(this.options.data)) {
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this.fullData = this.options.data;
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currentIndex = -1;
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this.parseData(this.options.data);
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this.focusTextInput();
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} else {
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this.remote = new GitLabDropdownRemote(this.options.data, {
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dataType: this.options.dataType,
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beforeSend: this.toggleLoading.bind(this),
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success: (function(_this) {
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return function(data) {
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_this.fullData = data;
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_this.parseData(_this.fullData);
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_this.focusTextInput(true);
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if (_this.options.filterable && _this.filter && _this.filter.input && _this.filter.input.val() && _this.filter.input.val().trim() !== '') {
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return _this.filter.input.trigger('input');
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}
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};
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// Remote data
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})(this),
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instance: this,
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});
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}
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}
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// Init filterable
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if (this.options.filterable) {
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this.filter = new GitLabDropdownFilter(this.filterInput, {
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elIsInput: $(this.el).is('input'),
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filterInputBlur: this.filterInputBlur,
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filterByText: this.options.filterByText,
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onFilter: this.options.onFilter,
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remote: this.options.filterRemote,
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query: this.options.data,
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keys: searchFields,
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instance: this,
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elements: (function(_this) {
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return function() {
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selector = '.dropdown-content li:not(' + NON_SELECTABLE_CLASSES + ')';
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if (_this.dropdown.find('.dropdown-toggle-page').length) {
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selector = ".dropdown-page-one " + selector;
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}
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return $(selector);
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};
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})(this),
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data: (function(_this) {
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return function() {
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return _this.fullData;
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};
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})(this),
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callback: (function(_this) {
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return function(data) {
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_this.parseData(data);
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if (_this.filterInput.val() !== '') {
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selector = SELECTABLE_CLASSES;
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if (_this.dropdown.find('.dropdown-toggle-page').length) {
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selector = ".dropdown-page-one " + selector;
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}
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if ($(_this.el).is('input')) {
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currentIndex = -1;
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} else {
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$(selector, _this.dropdown).first().find('a').addClass('is-focused');
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currentIndex = 0;
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}
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}
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};
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})(this)
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});
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}
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// Event listeners
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this.dropdown.on("shown.bs.dropdown", this.opened);
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this.dropdown.on("hidden.bs.dropdown", this.hidden);
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$(this.el).on("update.label", this.updateLabel);
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this.dropdown.on("click", ".dropdown-menu, .dropdown-menu-close", this.shouldPropagate);
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this.dropdown.on('keyup', (function(_this) {
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return function(e) {
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// Escape key
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if (e.which === 27) {
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return $('.dropdown-menu-close', _this.dropdown).trigger('click');
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}
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};
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})(this));
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this.dropdown.on('blur', 'a', (function(_this) {
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return function(e) {
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var $dropdownMenu, $relatedTarget;
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if (e.relatedTarget != null) {
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$relatedTarget = $(e.relatedTarget);
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$dropdownMenu = $relatedTarget.closest('.dropdown-menu');
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if ($dropdownMenu.length === 0) {
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return _this.dropdown.removeClass('open');
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}
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}
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};
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})(this));
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if (this.dropdown.find(".dropdown-toggle-page").length) {
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this.dropdown.find(".dropdown-toggle-page, .dropdown-menu-back").on("click", (function(_this) {
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return function(e) {
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e.preventDefault();
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e.stopPropagation();
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return _this.togglePage();
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};
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})(this));
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}
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if (this.options.selectable) {
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selector = ".dropdown-content a";
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if (this.dropdown.find(".dropdown-toggle-page").length) {
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selector = ".dropdown-page-one .dropdown-content a";
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}
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this.dropdown.on("click", selector, function(e) {
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var $el, selected, selectedObj, isMarking;
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$el = $(e.currentTarget);
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selected = self.rowClicked($el);
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selectedObj = selected ? selected[0] : null;
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isMarking = selected ? selected[1] : null;
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if (this.options.clicked) {
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this.options.clicked.call(this, {
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selectedObj,
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$el,
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e,
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isMarking,
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});
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}
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// Update label right after all modifications in dropdown has been done
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if (this.options.toggleLabel) {
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this.updateLabel(selectedObj, $el, this);
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}
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$el.trigger('blur');
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}.bind(this));
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}
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}
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// Finds an element inside wrapper element
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GitLabDropdown.prototype.getElement = function(selector) {
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return this.dropdown.find(selector);
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};
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GitLabDropdown.prototype.toggleLoading = function() {
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return $('.dropdown-menu', this.dropdown).toggleClass(LOADING_CLASS);
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};
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GitLabDropdown.prototype.togglePage = function() {
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var menu;
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menu = $('.dropdown-menu', this.dropdown);
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if (menu.hasClass(PAGE_TWO_CLASS)) {
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if (this.remote) {
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this.remote.execute();
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}
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}
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menu.toggleClass(PAGE_TWO_CLASS);
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// Focus first visible input on active page
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return this.dropdown.find('[class^="dropdown-page-"]:visible :text:visible:first').focus();
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};
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GitLabDropdown.prototype.parseData = function(data) {
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var full_html, groupData, html, name;
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this.renderedData = data;
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if (this.options.filterable && data.length === 0) {
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// render no matching results
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html = [this.noResults()];
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} else {
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// Handle array groups
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if (isObject(data)) {
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html = [];
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for (name in data) {
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groupData = data[name];
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html.push(this.renderItem({
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header: name
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// Add header for each group
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}, name));
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this.renderData(groupData, name).map(function(item) {
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return html.push(item);
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});
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}
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} else {
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// Render each row
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html = this.renderData(data);
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}
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}
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// Render the full menu
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full_html = this.renderMenu(html);
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return this.appendMenu(full_html);
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};
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GitLabDropdown.prototype.renderData = function(data, group) {
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if (group == null) {
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group = false;
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}
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return data.map((function(_this) {
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return function(obj, index) {
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return _this.renderItem(obj, group, index);
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};
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})(this));
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};
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GitLabDropdown.prototype.shouldPropagate = function(e) {
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var $target;
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if (this.options.multiSelect) {
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$target = $(e.target);
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if ($target && !$target.hasClass('dropdown-menu-close') &&
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!$target.hasClass('dropdown-menu-close-icon') &&
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!$target.data('is-link')) {
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e.stopPropagation();
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return false;
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} else {
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return true;
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}
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}
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};
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GitLabDropdown.prototype.filteredFullData = function() {
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return this.fullData.filter(r => typeof r === 'object'
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&& !Object.prototype.hasOwnProperty.call(r, 'beforeDivider')
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&& !Object.prototype.hasOwnProperty.call(r, 'header')
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);
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};
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GitLabDropdown.prototype.opened = function(e) {
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var contentHtml;
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this.resetRows();
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this.addArrowKeyEvent();
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const dropdownToggle = this.dropdown.find('.dropdown-menu-toggle');
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const hasFilterBulkUpdate = dropdownToggle.hasClass('js-filter-bulk-update');
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const hasMultiSelect = dropdownToggle.hasClass('js-multiselect');
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// Makes indeterminate items effective
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if (this.fullData && hasFilterBulkUpdate) {
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this.parseData(this.fullData);
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}
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// Process the data to make sure rendered data
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// matches the correct layout
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const inputValue = this.filterInput.val();
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if (this.fullData && hasMultiSelect && this.options.processData && inputValue.length === 0) {
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this.options.processData.call(this.options, inputValue, this.filteredFullData(), this.parseData.bind(this));
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}
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contentHtml = $('.dropdown-content', this.dropdown).html();
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if (this.remote && contentHtml === "") {
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this.remote.execute();
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} else {
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this.focusTextInput();
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}
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if (this.options.showMenuAbove) {
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this.positionMenuAbove();
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}
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if (this.options.opened) {
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this.options.opened.call(this, e);
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}
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return this.dropdown.trigger('shown.gl.dropdown');
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};
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GitLabDropdown.prototype.positionMenuAbove = function() {
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var $button = $(this.el);
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var $menu = this.dropdown.find('.dropdown-menu');
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$menu.css('top', ($button.height() + $menu.height()) * -1);
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};
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GitLabDropdown.prototype.hidden = function(e) {
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var $input;
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this.resetRows();
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this.removeArrayKeyEvent();
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$input = this.dropdown.find(".dropdown-input-field");
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if (this.options.filterable) {
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$input.blur();
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}
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if (this.dropdown.find(".dropdown-toggle-page").length) {
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$('.dropdown-menu', this.dropdown).removeClass(PAGE_TWO_CLASS);
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}
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if (this.options.hidden) {
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this.options.hidden.call(this, e);
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}
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return this.dropdown.trigger('hidden.gl.dropdown');
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};
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// Render the full menu
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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) {
|
|
$(':focus').blur();
|
|
|
|
this.dropdown.one('transitionend', () => {
|
|
this.filterInput.focus();
|
|
});
|
|
|
|
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) {
|
|
var $input;
|
|
// Create hidden input for form
|
|
$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) {
|
|
$input.attr('data-meta', selectedObject[this.options.inputMeta]);
|
|
}
|
|
|
|
return this.dropdown.before($input);
|
|
};
|
|
|
|
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));
|
|
}
|
|
});
|
|
};
|