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

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/* eslint-disable no-return-assign, one-var, no-var, no-underscore-dangle, one-var-declaration-per-line, no-unused-vars, no-cond-assign, consistent-return, object-shorthand, prefer-arrow-callback, func-names, space-before-function-paren, prefer-template, quotes, class-methods-use-this, no-sequences, wrap-iife, no-lonely-if, no-else-return, no-param-reassign, vars-on-top, max-len */
import axios from './lib/utils/axios_utils';
import { isInGroupsPage, isInProjectPage, getGroupSlug, getProjectSlug } from './lib/utils/common_utils';
/**
* Search input in top navigation bar.
* On click, opens a dropdown
* As the user types it filters the results
* When the user clicks `x` button it cleans the input and closes the dropdown.
*/
const KEYCODE = {
ESCAPE: 27,
BACKSPACE: 8,
ENTER: 13,
UP: 38,
DOWN: 40,
};
function setSearchOptions() {
var $projectOptionsDataEl = $('.js-search-project-options');
var $groupOptionsDataEl = $('.js-search-group-options');
var $dashboardOptionsDataEl = $('.js-search-dashboard-options');
if ($projectOptionsDataEl.length) {
gl.projectOptions = gl.projectOptions || {};
var projectPath = $projectOptionsDataEl.data('project-path');
gl.projectOptions[projectPath] = {
name: $projectOptionsDataEl.data('name'),
issuesPath: $projectOptionsDataEl.data('issues-path'),
issuesDisabled: $projectOptionsDataEl.data('issues-disabled'),
mrPath: $projectOptionsDataEl.data('mr-path'),
};
}
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if ($groupOptionsDataEl.length) {
gl.groupOptions = gl.groupOptions || {};
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var groupPath = $groupOptionsDataEl.data('group-path');
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gl.groupOptions[groupPath] = {
name: $groupOptionsDataEl.data('name'),
issuesPath: $groupOptionsDataEl.data('issues-path'),
mrPath: $groupOptionsDataEl.data('mr-path'),
};
}
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if ($dashboardOptionsDataEl.length) {
gl.dashboardOptions = {
issuesPath: $dashboardOptionsDataEl.data('issues-path'),
mrPath: $dashboardOptionsDataEl.data('mr-path'),
};
}
}
export default class SearchAutocomplete {
constructor({ wrap, optsEl, autocompletePath, projectId, projectRef } = {}) {
setSearchOptions();
this.bindEventContext();
this.wrap = wrap || $('.search');
this.optsEl = optsEl || this.wrap.find('.search-autocomplete-opts');
this.autocompletePath = autocompletePath || this.optsEl.data('autocomplete-path');
this.projectId = projectId || (this.optsEl.data('autocomplete-project-id') || '');
this.projectRef = projectRef || (this.optsEl.data('autocomplete-project-ref') || '');
this.dropdown = this.wrap.find('.dropdown');
this.dropdownToggle = this.wrap.find('.js-dropdown-search-toggle');
this.dropdownContent = this.dropdown.find('.dropdown-content');
this.locationBadgeEl = this.getElement('.location-badge');
this.scopeInputEl = this.getElement('#scope');
this.searchInput = this.getElement('.search-input');
this.projectInputEl = this.getElement('#search_project_id');
this.groupInputEl = this.getElement('#group_id');
this.searchCodeInputEl = this.getElement('#search_code');
this.repositoryInputEl = this.getElement('#repository_ref');
this.clearInput = this.getElement('.js-clear-input');
this.saveOriginalState();
// Only when user is logged in
if (gon.current_user_id) {
this.createAutocomplete();
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}
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this.searchInput.addClass('disabled');
this.saveTextLength();
this.bindEvents();
this.dropdownToggle.dropdown();
}
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// Finds an element inside wrapper element
bindEventContext() {
this.onSearchInputBlur = this.onSearchInputBlur.bind(this);
this.onClearInputClick = this.onClearInputClick.bind(this);
this.onSearchInputFocus = this.onSearchInputFocus.bind(this);
this.onSearchInputKeyUp = this.onSearchInputKeyUp.bind(this);
this.onSearchInputKeyDown = this.onSearchInputKeyDown.bind(this);
}
getElement(selector) {
return this.wrap.find(selector);
}
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saveOriginalState() {
return this.originalState = this.serializeState();
}
saveTextLength() {
return this.lastTextLength = this.searchInput.val().length;
}
createAutocomplete() {
return this.searchInput.glDropdown({
filterInputBlur: false,
filterable: true,
filterRemote: true,
highlight: true,
enterCallback: false,
filterInput: 'input#search',
search: {
fields: ['text'],
},
id: this.getSearchText,
data: this.getData.bind(this),
selectable: true,
clicked: this.onClick.bind(this),
});
}
getSearchText(selectedObject, el) {
return selectedObject.id ? selectedObject.text : '';
}
getData(term, callback) {
if (!term) {
const contents = this.getCategoryContents();
if (contents) {
this.searchInput.data('glDropdown').filter.options.callback(contents);
this.enableAutocomplete();
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}
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return;
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}
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// Prevent multiple ajax calls
if (this.loadingSuggestions) {
return;
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}
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this.loadingSuggestions = true;
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return axios.get(this.autocompletePath, {
params: {
project_id: this.projectId,
project_ref: this.projectRef,
term: term,
},
}).then((response) => {
// Hide dropdown menu if no suggestions returns
if (!response.data.length) {
this.disableAutocomplete();
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return;
}
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const data = [];
// List results
let firstCategory = true;
let lastCategory;
for (let i = 0, len = response.data.length; i < len; i += 1) {
const suggestion = response.data[i];
// Add group header before list each group
if (lastCategory !== suggestion.category) {
if (!firstCategory) {
data.push('separator');
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}
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if (firstCategory) {
firstCategory = false;
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}
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data.push({
header: suggestion.category,
});
lastCategory = suggestion.category;
}
data.push({
id: `${suggestion.category.toLowerCase()}-${suggestion.id}`,
category: suggestion.category,
text: suggestion.label,
url: suggestion.url,
});
}
// Add option to proceed with the search
if (data.length) {
data.push('separator');
data.push({
text: `Result name contains "${term}"`,
url: `/search?search=${term}&project_id=${this.projectInputEl.val()}&group_id=${this.groupInputEl.val()}`,
});
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}
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callback(data);
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this.loadingSuggestions = false;
}).catch(() => {
this.loadingSuggestions = false;
});
}
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getCategoryContents() {
const userId = gon.current_user_id;
const userName = gon.current_username;
const { projectOptions, groupOptions, dashboardOptions } = gl;
// Get options
let options;
if (isInGroupsPage() && groupOptions) {
options = groupOptions[getGroupSlug()];
} else if (isInProjectPage() && projectOptions) {
options = projectOptions[getProjectSlug()];
} else if (dashboardOptions) {
options = dashboardOptions;
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}
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const { issuesPath, mrPath, name, issuesDisabled } = options;
const baseItems = [];
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if (name) {
baseItems.push({
header: `${name}`,
});
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}
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const issueItems = [
{
text: 'Issues assigned to me',
url: `${issuesPath}/?assignee_username=${userName}`,
},
{
text: "Issues I've created",
url: `${issuesPath}/?author_username=${userName}`,
},
];
const mergeRequestItems = [
{
text: 'Merge requests assigned to me',
url: `${mrPath}/?assignee_username=${userName}`,
},
{
text: "Merge requests I've created",
url: `${mrPath}/?author_username=${userName}`,
},
];
let items;
if (issuesDisabled) {
items = baseItems.concat(mergeRequestItems);
} else {
items = baseItems.concat(...issueItems, 'separator', ...mergeRequestItems);
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}
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return items;
}
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serializeState() {
return {
// Search Criteria
search_project_id: this.projectInputEl.val(),
group_id: this.groupInputEl.val(),
search_code: this.searchCodeInputEl.val(),
repository_ref: this.repositoryInputEl.val(),
scope: this.scopeInputEl.val(),
// Location badge
_location: this.locationBadgeEl.text(),
};
}
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bindEvents() {
this.searchInput.on('keydown', this.onSearchInputKeyDown);
this.searchInput.on('keyup', this.onSearchInputKeyUp);
this.searchInput.on('focus', this.onSearchInputFocus);
this.searchInput.on('blur', this.onSearchInputBlur);
this.clearInput.on('click', this.onClearInputClick);
this.locationBadgeEl.on('click', () => this.searchInput.focus());
}
enableAutocomplete() {
// No need to enable anything if user is not logged in
if (!gon.current_user_id) {
return;
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}
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// If the dropdown is closed, we'll open it
if (!this.dropdown.hasClass('open')) {
this.loadingSuggestions = false;
this.dropdownToggle.dropdown('toggle');
return this.searchInput.removeClass('disabled');
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}
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}
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// Saves last length of the entered text
onSearchInputKeyDown() {
return this.saveTextLength();
}
onSearchInputKeyUp(e) {
switch (e.keyCode) {
case KEYCODE.BACKSPACE:
// when trying to remove the location badge
if (this.lastTextLength === 0 && this.badgePresent()) {
this.removeLocationBadge();
}
// When removing the last character and no badge is present
if (this.lastTextLength === 1) {
this.disableAutocomplete();
}
// When removing any character from existin value
if (this.lastTextLength > 1) {
this.enableAutocomplete();
}
break;
case KEYCODE.ESCAPE:
this.restoreOriginalState();
break;
case KEYCODE.ENTER:
this.disableAutocomplete();
break;
case KEYCODE.UP:
case KEYCODE.DOWN:
return;
default:
// Handle the case when deleting the input value other than backspace
// e.g. Pressing ctrl + backspace or ctrl + x
if (this.searchInput.val() === '') {
this.disableAutocomplete();
} else {
// We should display the menu only when input is not empty
if (e.keyCode !== KEYCODE.ENTER) {
this.enableAutocomplete();
}
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}
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}
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this.wrap.toggleClass('has-value', !!e.target.value);
}
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onSearchInputFocus() {
this.isFocused = true;
this.wrap.addClass('search-active');
if (this.getValue() === '') {
return this.getData();
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}
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}
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getValue() {
return this.searchInput.val();
}
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onClearInputClick(e) {
e.preventDefault();
this.wrap.toggleClass('has-value', !!e.target.value);
return this.searchInput.val('').focus();
}
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onSearchInputBlur(e) {
this.isFocused = false;
this.wrap.removeClass('search-active');
// If input is blank then restore state
if (this.searchInput.val() === '') {
return this.restoreOriginalState();
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}
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}
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addLocationBadge(item) {
var badgeText, category, value;
category = item.category != null ? item.category + ": " : '';
value = item.value != null ? item.value : '';
badgeText = "" + category + value;
this.locationBadgeEl.text(badgeText).show();
return this.wrap.addClass('has-location-badge');
}
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hasLocationBadge() {
return this.wrap.is('.has-location-badge');
}
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restoreOriginalState() {
var i, input, inputs, len;
inputs = Object.keys(this.originalState);
for (i = 0, len = inputs.length; i < len; i += 1) {
input = inputs[i];
this.getElement("#" + input).val(this.originalState[input]);
}
if (this.originalState._location === '') {
return this.locationBadgeEl.hide();
} else {
return this.addLocationBadge({
value: this.originalState._location,
});
}
}
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badgePresent() {
return this.locationBadgeEl.length;
}
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resetSearchState() {
var i, input, inputs, len, results;
inputs = Object.keys(this.originalState);
results = [];
for (i = 0, len = inputs.length; i < len; i += 1) {
input = inputs[i];
// _location isnt a input
if (input === '_location') {
break;
}
results.push(this.getElement("#" + input).val(''));
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}
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return results;
}
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removeLocationBadge() {
this.locationBadgeEl.hide();
this.resetSearchState();
this.wrap.removeClass('has-location-badge');
return this.disableAutocomplete();
}
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disableAutocomplete() {
if (!this.searchInput.hasClass('disabled') && this.dropdown.hasClass('open')) {
this.searchInput.addClass('disabled');
this.dropdown.removeClass('open').trigger('hidden.bs.dropdown');
this.restoreMenu();
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}
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}
restoreMenu() {
var html;
html = '<ul><li class="dropdown-menu-empty-item"><a>Loading...</a></li></ul>';
return this.dropdownContent.html(html);
}
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onClick(item, $el, e) {
if (location.pathname.indexOf(item.url) !== -1) {
if (!e.metaKey) e.preventDefault();
if (!this.badgePresent) {
if (item.category === 'Projects') {
this.projectInputEl.val(item.id);
this.addLocationBadge({
value: 'This project',
});
}
if (item.category === 'Groups') {
this.groupInputEl.val(item.id);
this.addLocationBadge({
value: 'This group',
});
}
}
$el.removeClass('is-active');
this.disableAutocomplete();
return this.searchInput.val('').focus();
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}
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}
}