'use strict';

import Ox from './../Ox/js/Ox.Global.js';
Ox.UI = Ox.UI || {};

import './js/Audio/AudioElement.js';
import './js/Audio/AudioPlayer.js';
import './js/Bar/Bar.js';
import './js/Bar/Progressbar.js';
import './js/Bar/Resizebar.js';
import './js/Bar/Tabbar.js';
import './js/Calendar/CalendarEditor.js';
import './js/Calendar/Calendar.js';
import './js/Code/DocPage.js';
import './js/Code/DocPanel.js';
import './js/Code/ExamplePage.js';
import './js/Code/ExamplePanel.js';
import './js/Code/SourceViewer.js';
import './js/Code/SyntaxHighlighter.js';
import './js/Core/API.js';
import './js/Core/App.js';
import './js/Core/Clipboard.js';
import './js/Core/Container.js';
import './js/Core/Cookies.js';
import './js/Core/Element.js';
import './js/Core/Event.js';
import './js/Core/Focus.js';
import './js/Core/Fullscreen.js';
import './js/Core/GarbageCollection.js';
import './js/Core/History.js';
import './js/Core/LoadingIcon.js';
import './js/Core/LoadingScreen.js';
import './js/Core/Request.js';
import './js/Core/Theme.js';
import './js/Core/UI.js';
import './js/Core/URL.js';
import './js/Form/ArrayEditable.js';
import './js/Form/ArrayInput.js';
import './js/Form/ButtonGroup.js';
import './js/Form/Button.js';
import './js/Form/CheckboxGroup.js';
import './js/Form/Checkbox.js';
import './js/Form/ColorInput.js';
import './js/Form/ColorPicker.js';
import './js/Form/DateInput.js';
import './js/Form/DateTimeInput.js';
import './js/Form/EditableContent.js';
import './js/Form/Editable.js';
import './js/Form/FileButton.js';
import './js/Form/FileInput.js';
import './js/Form/Filter.js';
import './js/Form/FormElementGroup.js';
import './js/Form/FormItem.js';
import './js/Form/Form.js';
import './js/Form/FormPanel.js';
import './js/Form/InputGroup.js';
import './js/Form/Input.js';
import './js/Form/InsertHTMLDialog.js';
import './js/Form/Label.js';
import './js/Form/ObjectArrayInput.js';
import './js/Form/ObjectInput.js';
import './js/Form/OptionGroup.js';
import './js/Form/Picker.js';
import './js/Form/PlaceInput.js';
import './js/Form/PlacePicker.js';
import './js/Form/Range.js';
import './js/Form/SelectInput.js';
import './js/Form/Select.js';
import './js/Form/Spreadsheet.js';
import './js/Form/TimeInput.js';
import './js/Image/ImageElement.js';
import './js/Image/ImageViewer.js';
import './js/List/Chart.js';
import './js/List/ColumnList.js';
import './js/List/CustomList.js';
import './js/List/IconItem.js';
import './js/List/IconList.js';
import './js/List/InfoList.js';
import './js/List/ListItem.js';
import './js/List/List.js';
import './js/List/SortList.js';
import './js/List/TableList.js';
import './js/List/TreeList.js';
import './js/Map/MapEditor.js';
import './js/Map/MapImage.js';
import './js/Map/Map.js';
import './js/Map/MapMarkerImage.js';
import './js/Map/MapMarker.js';
import './js/Map/MapPlace.js';
import './js/Map/MapRectangle.js';
import './js/Map/MapRectangleMarker.js';
import './js/Menu/MainMenu.js';
import './js/Menu/MenuButton.js';
import './js/Menu/MenuItem.js';
import './js/Menu/Menu.js';
import './js/Panel/CollapsePanel.js';
import './js/Panel/SlidePanel.js';
import './js/Panel/SplitPanel.js';
import './js/Panel/TabPanel.js';
import './js/Video/AnnotationFolder.js';
import './js/Video/AnnotationPanel.js';
import './js/Video/BlockVideoTimeline.js';
import './js/Video/ClipPanel.js';
import './js/Video/LargeVideoTimeline.js';
import './js/Video/SmallVideoTimelineImage.js';
import './js/Video/SmallVideoTimeline.js';
import './js/Video/VideoAnnotationPanel.js';
import './js/Video/VideoEditPanel.js';
import './js/Video/VideoElement.js';
import './js/Video/VideoPlayer.js';
import './js/Video/VideoPlayerMenu.js';
import './js/Video/VideoPlayerPanel.js';
import './js/Video/VideoPreview.js';
import './js/Video/VideoTimelinePanel.js';
import './js/Video/VideoTimelinePlayer.js';
import './js/Window/Dialog.js';
import './js/Window/Layer.js';
import './js/Window/SortDialog.js';
import './js/Window/Tooltip.js';

export const UI = Ox.UI;
export default UI;

if (typeof globalThis !== 'undefined') {
    Ox.load.UI = function(options, callback) {
        options = Ox.extend({
            hideScreen: true,
            loadCSS: true,
            loadThemes: true,
            showScreen: false,
            theme: 'oxlight'
        }, options);

        var browsers = [
                {
                    name: 'Chrome Frame',
                    url: 'http://www.google.com/chromeframe/'
                },
                {
                    name: 'Chrome',
                    regexp: /Chrome\/(\d+)\./,
                    url: 'http://www.google.com/chrome/',
                    version: 10
                },
                {
                    name: 'Firefox',
                    regexp: /Firefox\/(\d+)\./,
                    url: 'http://www.mozilla.org/firefox/',
                    version: 4
                },
                {
                    name: 'Safari',
                    regexp: /Version\/(\d+).*? Safari/,
                    url: 'http://www.apple.com/safari/',
                    version: 5
                },
                {
                    name: 'WebKit',
                    regexp: /AppleWebKit\/(\d+)\./,
                    version: 534
                },
                {
                    name: 'Googlebot',
                    regexp: /Googlebot\/(\d+)\./,
                    version: 2
                },
                {
                    name: 'YandexBot',
                    regexp: /YandexBot\/(\d+)\./,
                    version: 3
                },
                {
                    name: 'YandexMobileBot',
                    regexp: /YandexMobileBot\/(\d+)\./,
                    version: 3
                },
                {
                    name: 'Internet Explorer',
                    url: 'http://windows.microsoft.com/en-US/internet-explorer/products/ie/home',
                    version: 9
                }
            ],
            browserSupported = false,
            isInternetExplorer = /MSIE/.test(navigator.userAgent);

        browsers.forEach(function(browser) {
            var match = browser.regexp && browser.regexp.exec(navigator.userAgent);
            if (match && match[1] >= browser.version) {
                browserSupported = true;
            }
        });

        Ox.UI.LoadingScreen = (function() {

            var $body = Ox.$('body'),
                $screen = Ox.$('<div>')
                    .addClass('OxLoadingScreen')
                    .css({
                        position: 'absolute',
                        left: 0,
                        top: 0,
                        right: 0,
                        bottom: 0,
                        padding: '4px',
                        background: 'rgb(' + (
                            options.theme == 'oxlight' ? '240, 240, 240'
                                : options.theme == 'oxmedium' ? '144, 144, 144'
                                : '16, 16, 16'
                        ) + ')',
                        opacity: 1,
                        zIndex: 1000
                    }),
                css = {
                    position: 'absolute',
                    left: 0,
                    top: 0,
                    right: 0,
                    bottom: 0,
                    margin: 'auto',
                    MozUserSelect: 'none',
                    WebkitUserSelect: 'none'
                },
                loadingInterval,
                $icon,
                deg = 0;

            browserSupported ? showIcon() : showWarning();

            function showIcon() {
                /*
                // SVG transform performs worse than CSS transform
                var src = Ox.PATH + 'UI/themes/' + options.theme + '/svg/symbolLoadingAnimated.svg'
                Ox.getFile(src, function() {
                    Ox.$('<img>')
                        .attr({
                            src: src
                        })
                        .css(Ox.extend({
                            width: '32px',
                            height: '32px'
                        }, css))
                        .on({
                            mousedown: function(e) {
                                e.preventDefault();
                            }
                        })
                        .appendTo(div);
                });
                */
                //var src = Ox.PATH + 'UI/themes/' + options.theme + '/svg/symbolLoading.svg'
                var src = Ox.PATH + '../dev/UI/themes/' + options.theme + '/svg/symbolLoading.svg'
                Ox.getFile(src, function() {
                    $icon = Ox.$('<img>')
                        .attr({
                            src: src
                        })
                        .css(Ox.extend({
                            width: '32px',
                            height: '32px'
                        }, css))
                        .on({
                            mousedown: function(e) {
                                e.preventDefault()
                            }
                        })
                        .appendTo($screen);
                });
            }

            function showWarning() {
                var counter = 0;
                browsers = browsers.filter(function(browser) {
                    return browser.url;
                });
                isInternetExplorer ? browsers.pop() : browsers.shift();
                browsers.forEach(function(browser) {
                    browser.src = Ox.PATH + 'UI/png/browser' + browser.name.replace(' ', '') + '128.png';
                    Ox.getFile(browser.src, function() {
                        ++counter == browsers.length && showIcons();
                    });
                });
                function showIcons() {
                    var $box = Ox.$('<div>')
                        .css(Ox.extend({
                            width: (browsers.length * 72) + 'px',
                            height: '72px'
                        }, css))
                        .appendTo($screen);
                    browsers.forEach(function(browser, i) {
                        Ox.$('<a>')
                            .attr({
                                href: browser.url,
                                title: (
                                    browser.name == 'Chrome Frame'
                                    ? Ox._('Install') : Ox._('Download')
                                ) + ' ' + browser.name
                            })
                            .css({
                                position: 'absolute',
                                left: (i * 72) + 'px',
                                width: '72px',
                                height: '72px'
                            })
                            .append(
                                Ox.$('<img>')
                                    .attr({
                                        src: browser.src
                                    })
                                    .css(Ox.extend({
                                        width: '64px',
                                        height: '64px',
                                        border: 0,
                                        cursor: 'pointer'
                                    }, css))
                                    .on({
                                        mousedown: function(e) {
                                            e.preventDefault();
                                        }
                                    })
                            )
                            .appendTo($box);
                    });
                }
            }

            return {
                hide: function() {
                    $('.OxLoadingScreen').animate({
                        opacity: browserSupported ? 0 : 0.9
                    }, 1000, function() {
                        if (browserSupported) {
                            clearInterval(loadingInterval);
                            loadingInterval = null;
                            $screen.remove();
                        } else {
                            $screen.on({
                                click: function() {
                                    $screen.remove();
                                }
                            });
                        }
                    });
                },
                show: function() {
                    if (!loadingInterval) {
                        loadingInterval = setInterval(function() {
                            if ($icon) {
                                deg = (deg + 30) % 360;
                                $icon.css({
                                    MozTransform: 'rotate(' + deg + 'deg)',
                                    OTransform: 'rotate(' + deg + 'deg)',
                                    WebkitTransform: 'rotate(' + deg + 'deg)',
                                    transform: 'rotate(' + deg + 'deg)'
                                });
                            }
                        }, 83);
                    }
                    $screen.appendTo($body);
                }
            };

        }());

        Ox.documentReady(function() {
            Ox.$('body').addClass('OxTheme' + Ox.toTitleCase(options.theme));
            options.showScreen && Ox.UI.LoadingScreen.show();
        });

        loadUI();

        function loadUI() {
            let path = Ox.PATH + 'UI/json/UI.json?' + Ox.VERSION;
            Ox.getJSON(path, function(data) {
                var counter = 0, length;
                if (!options.loadCSS) {
                    data.files = data.files.filter(function(file) {
                        return !Ox.endsWith(file, '.css');
                    });
                }
                if (!options.loadThemes) {
                    data.files = data.files.filter(function(file) {
                        return !Ox.contains(file, '/themes/');
                    });
                }
                length = data.files.length;
                Ox.UI.IMAGES = data.images;
                Ox.UI.THEMES = {};
                data.files.forEach(function(file) {
                    path = Ox.PATH + file + '?' + Ox.VERSION;
                    if (/\.jsonc$/.test(file)) {
                        Ox.getJSONC(path, function(data) {
                            var theme = /\/themes\/(\w+)\/json\//.exec(file)[1];
                            Ox.UI.THEMES[theme] = data;
                            ++counter == length && initUI();
                        });
                    } else {
                        Ox.getFile(path, function() {
                            ++counter == length && initUI();
                        });
                    }
                });
            });
        }

        function initUI() {

            Ox.documentReady(function() {
                // fixme: is this the right place to do this?
                $.browser.mozilla && Ox.$document.on('dragstart', function() {
                     return false;
                });
                if (options.showScreen && options.hideScreen) {
                    Ox.UI.LoadingScreen.hide();
                }
                callback(browserSupported);
            });

        }

    };
}