nextcloud / fulltextsearch

 * FullTextSearch - Full text search framework for Nextcloud

 *

 * This file is licensed under the Affero General Public License version 3 or

 * later. See the COPYING file.

 *

 * @author Maxence Lange <[email protected]>

 * @copyright 2018

 * @license GNU AGPL version 3 or any later version

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Affero General Public License as

 * published by the Free Software Foundation, either version 3 of the

 * License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU Affero General Public License for more details.

 *

 * You should have received a copy of the GNU Affero General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 */

/** global: OCA */

/** global: nav */

/** global: _ */

/** global: api */

/** global: search */

/** global: result */

/** global: fullTextSearch */

/** global: settings */

var searchbox = {

	searchTimeout: null,

	search_more: null,

	search_icon_more: null,

	search_icon_close: null,

	search_icon: null,

	search_input: null,

	search_form: null

};

var searchbar = {

	init: function () {

		var divHeaderRight = $('div.header-right');

		searchbox.search_div = $('<div>', {class: 'next_search_div'});

		divHeaderRight.prepend(searchbox.search_div);

		searchbox.search_icon = $('<div>', {class: 'icon-fulltextsearch'});

		searchbox.search_icon.css('background-image',

			"url('/apps/fulltextsearch/img/fulltextsearch.svg')");

		searchbox.search_icon.fadeTo(0, 0.7);

		searchbox.search_div.append(searchbox.search_icon);

		searchbox.search_form = $('<div>');

		searchbox.search_form.fadeTo(0, 0);

		searchbox.search_input = $('<input>', {

			id: 'next_search_input',

			placeholder: 'Search'

		});

		searchbox.search_form.append(searchbox.search_input);

		searchbox.search_more = $('<div>', {class: 'search_more'});

		searchbox.search_more.fadeTo(0, 0).hide();

		searchbox.search_icon_more = $('<div>', {class: 'icon-more-white icon-more-fulltextsearch'});

		searchbox.search_icon_more.fadeTo(0, 0);

		searchbox.search_icon_more.on('click', function () {

				searchbox.search_more.stop().fadeTo(100, 0, function () {

					$(this).hide();

				});

			} else {

				searchbox.search_more.stop().show().fadeTo(100, 1);

				curr.moreDisplayed = true;

			}

		});

		searchbox.search_form.append(searchbox.search_icon_more);

		searchbox.search_icon_close = $('<div>', {class: 'icon-close-white icon-close-fulltextsearch'});

		searchbox.search_icon_close.fadeTo(0, 0);

		searchbox.search_icon_close.on('click', function () {

			settings.lockSearchbox = false;

			searchbox.search_icon_more.stop().fadeTo(100, 0);

			searchbox.search_icon_close.stop().fadeTo(100, 0);

			searchbox.search_more.stop().fadeTo(100, 0, function () {

				$(this).hide();

			});

			searchbox.search_input.val('');

			nav.onSearchReset();

		});

		searchbox.search_form.append(searchbox.search_icon_close);

		searchbox.search_form.hover(function () {

			searchbox.search_icon.stop().fadeTo(100, 0);

			searchbox.search_form.stop().fadeTo(100, 0.8);

		}, function () {

			if (settings.lockSearchbox === true) {

				return;

			}

			searchbox.search_form.stop().fadeTo(500, 0);

			searchbox.search_icon.stop().fadeTo(800, 0.7);

		});

		searchbox.search_div.append(searchbox.search_form);

		searchbox.search_div.append(searchbox.search_more);

		searchbox.search_input.on('focus', function () {

			searchbar.searching();

		});

		searchbox.search_input.on('input', function () {

			if ($(this).val() === '') {

				nav.onSearchReset();

			}

			if (settings.parentHasMethod('onEntryGenerated')) {

				settings.parent.onEntryGenerated();

			}

			if (searchbox.searchTimeout === null && searchbar.initSearch(false)) {

				searchbox.searchTimeout = _.delay(function () {

					searchbar.initSearch(false);

					searchbox.searchTimeout = null;

				}, 2000);

			}

		});

		fullTextSearch.options(settings.searchProviderId);

		$(window).bind('keydown', function (event) {

			if (event.ctrlKey || event.metaKey) {

				if (String.fromCharCode(event.which).toLowerCase() === 'f') {

					event.preventDefault();

					searchbar.searching();

				}

			}

		});

	},

	onOptionsLoaded: function (result) {

		searchbox.search_more.html(result[settings.searchProviderId]);

		searchbox.search_more.find('INPUT').each(function () {

			$(this).on('change', function () {

				var search = searchbox.search_input.val();

				fullTextSearch.search({

					providers: settings.searchProviderId,

					search: search,

					options: searchbar.getSearchOptions(),

					size: 20

				});

			});

	},

	getSearchOptions: function () {

		var options = {};

		searchbox.search_more.find('INPUT').each(function () {

			var value = $(this).val();

			if ($(this).attr('type') === 'checkbox' && !$(this).is(':checked')) {

				value = '';

			}

			options[$(this).attr('id')] = value;

		});

		return options;

	},

	// TODO: do we really need this initSearch, or should we use the one from fulltextsearch.js !?

	initSearch: function (force) {

		var search = searchbox.search_input.val();

		if (!force && search.length < 3) {

			return false;

		}

			return true;

		}

		curr.lastRequest = search;

		fullTextSearch.search({

			providers: settings.searchProviderId,

			search: search,

			page: curr.page,

			options: searchbar.getSearchOptions(),

			size: 20

		});

		return true;

	}

};