/*
 * (c) Copyright Ascensio System SIA 2010-2015
 *
 * This program is a free software product. You can redistribute it and/or 
 * modify it under the terms of the GNU Affero General Public License (AGPL) 
 * version 3 as published by the Free Software Foundation. In accordance with 
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect 
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied 
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For 
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
 * EU, LV-1021.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under 
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
 define(["core", "documenteditor/main/app/view/Statusbar", "common/main/lib/util/LanguageInfo"], function () {
    DE.Controllers.Statusbar = Backbone.Controller.extend(_.extend({
        models: [],
        collections: [],
        views: ["Statusbar"],
        initialize: function () {
            this.addListeners({
                "FileMenu": {
                    "settings:apply": _.bind(this.applySettings, this)
                },
                "Statusbar": {
                    "langchanged": this.onLangMenu
                }
            });
        },
        events: function () {
            return {
                "click #btn-zoom-down": _.bind(this.zoomDocument, this, "down"),
                "click #btn-zoom-up": _.bind(this.zoomDocument, this, "up"),
                "click #btn-doc-lang": _.bind(this.onBtnLanguage, this)
            };
        },
        onLaunch: function () {
            this.statusbar = this.createView("Statusbar").render();
            this.statusbar.$el.css("z-index", 1);
            this.bindViewEvents(this.statusbar, this.events);
            $("#status-label-zoom").css("min-width", 70);
            this.statusbar.btnSetSpelling.on("click", _.bind(this.onBtnSpelling, this));
            this.statusbar.btnZoomToPage.on("click", _.bind(this.onBtnZoomTo, this, "topage"));
            this.statusbar.btnZoomToWidth.on("click", _.bind(this.onBtnZoomTo, this, "towidth"));
            this.statusbar.zoomMenu.on("item:click", _.bind(this.menuZoomClick, this));
        },
        setApi: function (api) {
            this.api = api;
            this.api.asc_registerCallback("asc_onZoomChange", _.bind(this._onZoomChange, this));
            this.api.asc_registerCallback("asc_onTextLanguage", _.bind(this._onTextLanguage, this));
            this.statusbar.setApi(api);
        },
        onBtnZoomTo: function (d, b, e) {
            if (!b.pressed) {
                this.api.zoomCustomMode();
            } else {
                this.api[d == "topage" ? "zoomFitToPage" : "zoomFitToWidth"]();
            }
        },
        zoomDocument: function (d, e) {
            switch (d) {
            case "up":
                this.api.zoomIn();
                break;
            case "down":
                this.api.zoomOut();
                break;
            }
        },
        menuZoomClick: function (menu, item) {
            this.api.zoom(item.value);
        },
        _onZoomChange: function (percent, type) {
            this.statusbar.btnZoomToPage.toggle(type == 2, true);
            this.statusbar.btnZoomToWidth.toggle(type == 1, true);
            $("#status-label-zoom").text(Common.Utils.String.format(this.zoomText, percent));
        },
        _onTextLanguage: function (langId) {
            var info = Common.util.LanguageInfo.getLocalLanguageName(langId);
            this.statusbar.setLanguage({
                tip: info[0],
                title: info[1],
                code: langId
            });
        },
        setLanguages: function (apiLangs) {
            var langs = this.langs = [],
            info;
            _.each(apiLangs, function (lang, index, list) {
                info = Common.util.LanguageInfo.getLocalLanguageName(lang.asc_getId());
                langs.push({
                    title: info[1],
                    tip: info[0],
                    code: lang.asc_getId()
                });
            },
            this);
            this.statusbar.reloadLanguages(langs);
        },
        setStatusCaption: function (text) {
            if (text.length) {
                this.statusbar.showStatusMessage(text);
            } else {
                this.statusbar.clearStatusMessage();
            }
        },
        createDelayedElements: function () {
            this.statusbar.$el.css("z-index", "");
            var value = window.localStorage.getItem("de-settings-spellcheck");
            this.statusbar.btnSetSpelling.toggle(value === null || parseInt(value) == 1, true);
        },
        onBtnLanguage: function () {
            var langs = _.map(this.langs, function (item) {
                return {
                    displayValue: item.title,
                    value: item.tip,
                    code: item.code
                };
            });
            var me = this;
            (new DE.Views.Statusbar.LanguageDialog({
                languages: langs,
                current: me.api.asc_getDefaultLanguage(),
                handler: function (result, tip) {
                    if (result == "ok") {
                        var record = _.findWhere(langs, {
                            "value": tip
                        });
                        record && me.api.asc_setDefaultLanguage(record.code);
                    }
                }
            })).show();
        },
        onLangMenu: function (obj, langid, title) {
            this.api.put_TextPrLang(langid);
        },
        onBtnSpelling: function (d, b, e) {
            window.localStorage.setItem("de-settings-spellcheck", d.pressed ? 1 : 0);
            this.api.asc_setSpellCheck(d.pressed);
        },
        applySettings: function (menu) {
            var value = window.localStorage.getItem("de-settings-spellcheck");
            this.statusbar.btnSetSpelling.toggle(value === null || parseInt(value) == 1, true);
        },
        zoomText: "Zoom {0}%"
    },
    DE.Controllers.Statusbar || {}));
});