/**
 * Actions.js zarafa calender to ics im/exporter
 *
 * Author: Christoph Haas <christoph.h@sprinternet.at>
 * Copyright (C) 2012-2016 Christoph Haas
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

/**
 * ResponseHandler
 *
 * This class handles all responses from the php backend
 */
Ext.namespace('Zarafa.plugins.calendarimporter.data');

/**
 * @class Zarafa.plugins.calendarimporter.data.Actions
 * Common actions which can be used within {@link Ext.Button buttons}
 * or other {@link Ext.Component components} with action handlers.
 * @singleton
 */
Zarafa.plugins.calendarimporter.data.Actions = {
	/**
	 * Callback for the export request.
	 * @param {Object} response
	 */
	downloadICS: function (response) {
		if (response.status == false) {
			Zarafa.common.dialogs.MessageBox.show({
				title  : dgettext('plugin_files', 'Warning'),
				msg    : dgettext('plugin_files', response.message),
				icon   : Zarafa.common.dialogs.MessageBox.WARNING,
				buttons: Zarafa.common.dialogs.MessageBox.OK
			});
		} else {
			var downloadFrame = Ext.getBody().createChild({
				tag: 'iframe',
				cls: 'x-hidden'
			});

			var url = document.URL;
			var link = url.substring(0, url.lastIndexOf('/') + 1);

			link += "index.php?sessionid=" + container.getUser().getSessionId() + "&load=custom&name=download_ics";
			link = Ext.urlAppend(link, "token=" + encodeURIComponent(response.download_token));
			link = Ext.urlAppend(link, "filename=" + encodeURIComponent(response.filename));

			downloadFrame.dom.contentWindow.location = link;
		}
	},

	/**
	 * Get all calendar folders.
	 * @param {boolean} asDropdownStore If true, a simple array store will be returned.
	 * @returns {*}
	 */
	getAllCalendarFolders: function (asDropdownStore) {
		asDropdownStore = Ext.isEmpty(asDropdownStore) ? false : asDropdownStore;

		var allFolders = [];

		var inbox = container.getHierarchyStore().getDefaultStore();
		var pub = container.getHierarchyStore().getPublicStore();

		if (!Ext.isEmpty(inbox.subStores) && inbox.subStores.folders.totalLength > 0) {
			for (var i = 0; i < inbox.subStores.folders.totalLength; i++) {
				var folder = inbox.subStores.folders.getAt(i);
				if (folder.get("container_class") == "IPF.Appointment") {
					if (asDropdownStore) {
						allFolders.push([
							folder.get("entryid"),
							folder.get("display_name")
						]);
					} else {
						allFolders.push({
							display_name : folder.get("display_name"),
							entryid      : folder.get("entryid"),
							store_entryid: folder.get("store_entryid"),
							is_public    : false
						});
					}
				}
			}
		}

		if (!Ext.isEmpty(pub.subStores) && pub.subStores.folders.totalLength > 0) {
			for (var j = 0; j < pub.subStores.folders.totalLength; j++) {
				var folder = pub.subStores.folders.getAt(j);
				if (folder.get("container_class") == "IPF.Appointment") {
					if (asDropdownStore) {
						allFolders.push([
							folder.get("entryid"),
							folder.get("display_name") + " (Public)"
						]);
					} else {
						allFolders.push({
							display_name : folder.get("display_name"),
							entryid      : folder.get("entryid"),
							store_entryid: folder.get("store_entryid"),
							is_public    : true
						});
					}
				}
			}
		}

		if (asDropdownStore) {
			return allFolders.sort(Zarafa.plugins.calendarimporter.data.Actions.dynamicSort(1));
		} else {
			return allFolders;
		}
	},

    /**
     * Return a calendar folder element by name.
     * @param {string} name
     * @returns {*}
     */
    getCalendarFolderByName: function (name) {
        var folders = Zarafa.plugins.calendarimporter.data.Actions.getAllCalendarFolders(false);

        for (var i = 0; i < folders.length; i++) {
            if (folders[i].display_name == name) {
                return folders[i];
            }
        }

        return container.getHierarchyStore().getDefaultFolder('calendar');
    },

    /**
     * Return a calendar folder element by entryid.
     * @param {string} entryid
     * @returns {*}
     */
    getCalendarFolderByEntryid: function (entryid) {
        var folders = Zarafa.plugins.calendarimporter.data.Actions.getAllCalendarFolders(false);

        for (var i = 0; i < folders.length; i++) {
            if (folders[i].entryid == entryid) {
                return folders[i];
            }
        }

        return container.getHierarchyStore().getDefaultFolder('calendar');
    },

	/**
	 * Dynamic sort function, sorts by property name.
	 * @param {string|int} property
	 * @returns {Function}
	 */
	dynamicSort: function (property) {
		var sortOrder = 1;
		if (property[0] === "-") {
			sortOrder = -1;
			property = property.substr(1);
		}
		return function (a, b) {
			var result = (a[property].toLowerCase() < b[property].toLowerCase()) ? -1 : (a[property].toLowerCase() > b[property].toLowerCase()) ? 1 : 0;
			return result * sortOrder;
		}
	}
};