gitlab-org--gitlab-foss/app/assets/javascripts/gl_dropdown.js
Ido Leibovich 3acfbcaea0 Do not allow text input in dropdown while loading
While loading, the entire dropdown is greyed out. However, The focus is on the text input, so user can input text. Move the focus event to after loading finished to fix this.
2016-10-28 23:26:33 +03:00

841 lines
28 KiB
JavaScript

/* eslint-disable */
(function() {
var GitLabDropdown, GitLabDropdownFilter, GitLabDropdownRemote,
bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; },
indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
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');
this.indeterminateIds = [];
$clearButton.on('click', (function(_this) {
// Clear click
return function(e) {
e.preventDefault();
e.stopPropagation();
return _this.input.val('').trigger('input').focus();
};
})(this));
// Key events
timeout = "";
this.input
.on('keydown', function (e) {
var keyCode = e.which;
if (keyCode === 13 && !options.elIsInput) {
e.preventDefault()
}
})
.on('input', function() {
if (this.input.val() !== "" && !$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() {
return this.options.query(this.input.val(), function(data) {
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) >= 0;
};
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 (gl.utils.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) {
return 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 {
return elements.show().removeClass('option-hidden');
}
}
};
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, INDETERMINATE_CLASS, LOADING_CLASS, PAGE_TWO_CLASS, NON_SELECTABLE_CLASSES, SELECTABLE_CLASSES, 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';
function GitLabDropdown(el1, options) {
var searchFields, selector, self;
this.el = el1;
this.options = options;
this.updateLabel = bind(this.updateLabel, this);
this.hidden = bind(this.hidden, this);
this.opened = bind(this.opened, this);
this.shouldPropagate = bind(this.shouldPropagate, 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.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();
if (_this.options.filterable && _this.filter && _this.filter.input) {
return _this.filter.input.trigger('input');
}
};
// Remote data
})(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,
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;
$el = $(this);
selected = self.rowClicked($el);
if (self.options.clicked) {
self.options.clicked(selected, $el, e);
}
// Update label right after all modifications in dropdown has been done
if (self.options.toggleLabel) {
self.updateLabel(selected, $el, self);
}
$el.trigger('blur');
});
}
}
// 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 (gl.utils.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.opened = function() {
var contentHtml;
this.resetRows();
this.addArrowKeyEvent();
if (this.options.setIndeterminateIds) {
this.options.setIndeterminateIds.call(this);
}
if (this.options.setActiveIds) {
this.options.setActiveIds.call(this);
}
// Makes indeterminate items effective
if (this.fullData && this.dropdown.find('.dropdown-menu-toggle').hasClass('js-filter-bulk-update')) {
this.parseData(this.fullData);
}
contentHtml = $('.dropdown-content', this.dropdown).html();
if (this.remote && contentHtml === "") {
this.remote.execute();
} else {
this.focusTextInput();
}
if (this.options.showMenuAbove) {
this.positionMenuAbove();
}
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().val("");
}
// Triggering 'keyup' will re-render the dropdown which is not always required
// specially if we want to keep the state of the dropdown needed for bulk-assignment
if (!this.options.persistWhenHide) {
$input.trigger("input");
}
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++) {
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) {
var selector;
selector = '.dropdown-content';
if (this.dropdown.find(".dropdown-toggle-page").length) {
selector = ".dropdown-page-one .dropdown-content";
}
return $(selector, this.dropdown).empty().append(html);
};
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;
link.innerHTML = 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) {
var occurrences;
occurrences = fuzzaldrinPlus.match(text, term);
return text.split('').map(function(character, i) {
if (indexOf.call(occurrences, i) >= 0) {
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;
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 (el.hasClass(ACTIVE_CLASS)) {
el.removeClass(ACTIVE_CLASS);
if (field && field.length) {
if (isInput) {
field.val('');
} else {
field.remove();
}
}
} else if (el.hasClass(INDETERMINATE_CLASS)) {
el.addClass(ACTIVE_CLASS);
el.removeClass(INDETERMINATE_CLASS);
if (field && field.length && value == null) {
field.remove();
}
if ((!field || !field.length) && fieldName) {
this.addInput(fieldName, value, selectedObject);
}
} else {
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) {
field.remove();
}
// 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;
};
GitLabDropdown.prototype.focusTextInput = function() {
if (this.options.filterable) { this.filterInput.focus() }
}
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) {
$input.attr('id', this.options.inputId);
}
return this.dropdown.before($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 !== '#') {
Turbolinks.visit(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) >= 0) {
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;
}
return $(this.el).find(".dropdown-toggle-text").text(this.options.toggleLabel(selected, el, instance));
};
return GitLabDropdown;
})();
$.fn.glDropdown = function(opts) {
return this.each(function() {
if (!$.data(this, 'glDropdown')) {
return $.data(this, 'glDropdown', new GitLabDropdown(this, opts));
}
});
};
}).call(this);