139 lines
3.8 KiB
JavaScript
139 lines
3.8 KiB
JavaScript
/*
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* @copyright Copyright (c) 2018 John Molakvoæ <skjnldsv@protonmail.com>
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*
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* @author John Molakvoæ <skjnldsv@protonmail.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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(function() {
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'use strict';
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/**
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* @class OCA.Search
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*
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* The Search class manages a search
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*
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* This is a simple method. Register a new search with your function as references.
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* The events will forward the search or reset directly
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*
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* @param {function} searchCallback the function to run on a query search
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* @param {function} resetCallback the function to run when the user reset the form
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*/
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var Search = function(searchCallback, resetCallback) {
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this.initialize(searchCallback, resetCallback);
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};
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/**
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* @memberof OC
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*/
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Search.prototype = {
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/**
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* Initialize the search box
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*
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* @param {function} searchCallback the function to run on a query search
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* @param {function} resetCallback the function to run when the user reset the form
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*/
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initialize: function(searchCallback, resetCallback) {
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var self = this;
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if (typeof searchCallback !== 'function') {
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throw 'searchCallback must be a function';
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}
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if (typeof resetCallback !== 'function') {
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throw 'resetCallback must be a function';
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}
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this.searchCallback = searchCallback;
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this.resetCallback = resetCallback;
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console.debug('New search handler registered');
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/**
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* Search
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*/
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this.search = function(event) {
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event.preventDefault();
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var query = document.getElementById('searchbox').value;
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self.searchCallback(query);
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};
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/**
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* Reset form
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*/
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this.reset = function(event) {
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event.preventDefault();
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document.getElementById('searchbox').value = '';
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self.resetCallback();
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};
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// Show search
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document.getElementById('searchbox').style.display = 'block';
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// Register input event
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document
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.getElementById('searchbox')
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.addEventListener('input', this.search, true);
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document
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.querySelector('form.searchbox')
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.addEventListener('submit', this.search, true);
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// Register reset
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document
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.querySelector('form.searchbox')
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.addEventListener('reset', this.reset, true);
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// Register esc key shortcut reset if focused
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document.addEventListener('keyup', function(event) {
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if (event.defaultPrevented) {
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return;
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}
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var key = event.key || event.keyCode;
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if (
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document.getElementById('searchbox') === document.activeElement &&
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document.getElementById('searchbox').value === ''
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) {
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if (key === 'Escape' || key === 'Esc' || key === 27) {
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self.reset(event);
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}
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}
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});
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// Register ctrl+F key shortcut to focus
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document.addEventListener('keydown', function(event) {
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if (event.defaultPrevented) {
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return;
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}
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var key = event.key || event.keyCode;
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if (document.getElementById('searchbox') !== document.activeElement) {
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if (
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(event.ctrlKey || event.metaKey) && // CTRL or mac CMD
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!event.shiftKey && // Not SHIFT
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(key === 'f' || key === 70) // F
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) {
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event.preventDefault();
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document.getElementById('searchbox').focus();
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document.getElementById('searchbox').select();
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}
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}
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});
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}
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};
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OCA.Search = Search;
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})();
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