debian-mirror-gitlab/app/assets/javascripts/gl_dropdown.js

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(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 = [];
$clearButton.on('click', (function(_this) {
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// Clear click
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return function(e) {
e.preventDefault();
e.stopPropagation();
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return _this.input.val('').trigger('input').focus();
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};
})(this));
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// Key events
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timeout = "";
this.input
.on('keydown', function (e) {
var keyCode = e.which;
if (keyCode === 13 && !options.elIsInput) {
e.preventDefault()
}
})
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.on('input', function() {
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if (this.input.val() !== "" && !$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);
}
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// Only filter asynchronously only if option remote is set
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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 !== '') {
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// When data is an array of objects therefore [object Array] e.g.
// [
// { prop: 'foo' },
// { prop: 'baz' }
// ]
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if (_.isArray(data)) {
results = fuzzaldrinPlus.filter(data, search_text, {
key: this.options.keys
});
} else {
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// If data is grouped therefore an [object Object]. e.g.
// {
// groupName1: [
// { prop: 'foo' },
// { prop: 'baz' }
// ],
// groupName2: [
// { prop: 'abc' },
// { prop: 'def' }
// ]
// }
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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 {
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return elements.show().removeClass('option-hidden');
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}
}
};
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) {
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// Fetch the data by calling the data funcfion
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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)
});
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// Fetch the data through ajax if the data is a string
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};
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;
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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
FILTER_INPUT = '.dropdown-input .dropdown-input-field';
function GitLabDropdown(el1, options) {
var ref, ref1, ref2, ref3, 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();
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// Set Defaults
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ref = this.options, this.filterInput = (ref1 = ref.filterInput) != null ? ref1 : this.getElement(FILTER_INPUT), this.highlight = (ref2 = ref.highlight) != null ? ref2 : false, this.filterInputBlur = (ref3 = ref.filterInputBlur) != null ? ref3 : 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)) {
this.filterInput = this.getElement(this.filterInput);
}
searchFields = this.options.search ? this.options.search.fields : [];
if (this.options.data) {
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// If we provided data
// 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)) {
this.fullData = this.options.data;
currentIndex = -1;
this.parseData(this.options.data);
} 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);
if (_this.options.filterable && _this.filter && _this.filter.input) {
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return _this.filter.input.trigger('input');
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}
};
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// Remote data
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})(this)
});
}
}
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// Init filterable
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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)
});
}
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// Event listeners
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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) {
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// Escape key
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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);
}
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// Update label right after all modifications in dropdown has been done
if (self.options.toggleLabel) {
self.updateLabel(selected, $el, self);
}
$el.trigger('blur');
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});
}
}
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// Finds an element inside wrapper element
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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);
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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();
};
GitLabDropdown.prototype.parseData = function(data) {
var full_html, groupData, html, name;
this.renderedData = data;
if (this.options.filterable && data.length === 0) {
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// render no matching results
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html = [this.noResults()];
} else {
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// Handle array groups
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if (gl.utils.isObject(data)) {
html = [];
for (name in data) {
groupData = data[name];
html.push(this.renderItem({
header: name
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// Add header for each group
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}, name));
this.renderData(groupData, name).map(function(item) {
return html.push(item);
});
}
} else {
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// Render each row
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html = this.renderData(data);
}
}
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// Render the full menu
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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();
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if (this.options.setIndeterminateIds) {
this.options.setIndeterminateIds.call(this);
}
if (this.options.setActiveIds) {
this.options.setActiveIds.call(this);
}
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// Makes indeterminate items effective
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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();
}
if (this.options.filterable) {
this.filterInput.focus();
}
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if (this.options.showMenuAbove) {
this.positionMenuAbove();
}
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return this.dropdown.trigger('shown.gl.dropdown');
};
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GitLabDropdown.prototype.positionMenuAbove = function() {
var $button = $(this.el);
var $menu = this.dropdown.find('.dropdown-menu');
$menu.css('top', ($button.height() + $menu.height()) * -1);
};
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GitLabDropdown.prototype.hidden = function(e) {
var $input;
this.resetRows();
this.removeArrayKeyEvent();
$input = this.dropdown.find(".dropdown-input-field");
if (this.options.filterable) {
$input.blur().val("");
}
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// Triggering 'keyup' will re-render the dropdown which is not always required
// specially if we want to keep the state of the dropdown needed for bulk-assignment
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if (!this.options.persistWhenHide) {
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$input.trigger("input");
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}
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');
};
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// Render the full menu
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GitLabDropdown.prototype.renderMenu = function(html) {
if (this.options.renderMenu) {
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return this.options.renderMenu(html);
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} else {
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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;
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}
};
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// Append the menu into the dropdown
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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) {
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var field, fieldName, html, selected, text, url, value;
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if (group == null) {
group = false;
}
if (index == null) {
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// Render the row
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index = false;
}
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html = document.createElement('li');
if (data === 'divider' || data === 'separator') {
html.className = data;
return html;
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}
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// Header
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if (data.header != null) {
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html.className = 'dropdown-header';
html.innerHTML = data.header;
return html;
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}
if (this.options.renderRow) {
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// Call the render function
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html = this.options.renderRow.call(this.options, data, this);
} else {
if (!selected) {
value = this.options.id ? this.options.id(data) : data.id;
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fieldName = this.options.fieldName;
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field = this.dropdown.parent().find("input[name='" + fieldName + "'][value='" + value + "']");
if (field.length) {
selected = true;
}
}
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// Set URL
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if (this.options.url != null) {
url = this.options.url(data);
} else {
url = data.url != null ? data.url : '#';
}
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// Set Text
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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());
}
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// Create the list item & the link
var link = document.createElement('a');
link.href = url;
link.innerHTML = text;
if (selected) {
link.className = 'is-active';
}
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if (group) {
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link.dataset.group = group;
link.dataset.index = index;
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}
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html.appendChild(link);
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}
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;
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fieldName = this.options.fieldName;
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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];
}
}
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field = [];
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value = this.options.id ? this.options.id(selectedObject, el) : selectedObject.id;
if (isInput) {
field = $(this.el);
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} else if(value) {
field = this.dropdown.parent().find("input[name='" + fieldName + "'][value='" + value.toString().replace(/'/g, '\\\'') + "']");
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}
if (el.hasClass(ACTIVE_CLASS)) {
el.removeClass(ACTIVE_CLASS);
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if (field && field.length) {
if (isInput) {
field.val('');
} else {
field.remove();
}
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}
} else if (el.hasClass(INDETERMINATE_CLASS)) {
el.addClass(ACTIVE_CLASS);
el.removeClass(INDETERMINATE_CLASS);
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if (field && field.length && value == null) {
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field.remove();
}
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if ((!field || !field.length) && fieldName) {
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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();
}
}
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if (field && field.length && value == null) {
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field.remove();
}
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// Toggle active class for the tick mark
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el.addClass(ACTIVE_CLASS);
if (value != null) {
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if ((!field || !field.length) && fieldName) {
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this.addInput(fieldName, value, selectedObject);
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} else if (field && field.length) {
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field.val(value).trigger('change');
}
}
}
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return selectedObject;
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};
GitLabDropdown.prototype.addInput = function(fieldName, value, selectedObject) {
var $input;
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// Create hidden input for form
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$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 $el, selector;
// If we pass an option index
if (typeof index !== "undefined") {
selector = SELECTABLE_CLASSES + ":eq(" + index + ") a";
} else {
selector = ".dropdown-content .is-focused";
}
if (this.dropdown.find(".dropdown-toggle-page").length) {
selector = ".dropdown-page-one " + selector;
}
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// simulate a click on the first link
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$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);
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// if @options.filterable
// $input.blur()
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if (currentKeyCode === 40) {
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// Move down
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if (currentIndex < ($listItems.length - 1)) {
currentIndex += 1;
}
} else if (currentKeyCode === 38) {
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// Move up
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if (currentIndex > 0) {
currentIndex -= 1;
}
}
if (currentIndex !== PREV_INDEX) {
_this.highlightRowAtIndex($listItems, currentIndex);
}
return false;
}
if (currentKeyCode === 13 && currentIndex !== -1) {
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e.preventDefault();
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_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, $listItem, dropdownContentBottom, dropdownContentHeight, dropdownContentTop, dropdownScrollTop, listItemBottom, listItemHeight, listItemTop;
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// Remove the class for the previously focused row
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$('.is-focused', this.dropdown).removeClass('is-focused');
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// Update the class for the row at the specific index
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$listItem = $listItems.eq(index);
$listItem.find('a:first-child').addClass("is-focused");
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// Dropdown content scroll area
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$dropdownContent = $listItem.closest('.dropdown-content');
dropdownScrollTop = $dropdownContent.scrollTop();
dropdownContentHeight = $dropdownContent.outerHeight();
dropdownContentTop = $dropdownContent.prop('offsetTop');
dropdownContentBottom = dropdownContentTop + dropdownContentHeight;
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// Get the offset bottom of the list item
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listItemHeight = $listItem.outerHeight();
listItemTop = $listItem.prop('offsetTop');
listItemBottom = listItemTop + listItemHeight;
if (!index) {
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// Scroll the dropdown content to the top
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$dropdownContent.scrollTop(0)
} else if (index === ($listItems.length - 1)) {
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// Scroll the dropdown content to the bottom
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$dropdownContent.scrollTop($dropdownContent.prop('scrollHeight'));
} else if (listItemBottom > (dropdownContentBottom + dropdownScrollTop)) {
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// Scroll the dropdown content down
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$dropdownContent.scrollTop(listItemBottom - dropdownContentBottom + CURSOR_SELECT_SCROLL_PADDING);
} else if (listItemTop < (dropdownContentTop + dropdownScrollTop)) {
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// Scroll the dropdown content up
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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);