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$,\n    Ajax,\n    Tether,\n    Event,\n    Aria,\n    breakpoints,\n    Drawer,\n    Notice,\n    str,\n    PubSub,\n    ModalFactory,\n    Feedback\n) {\n\n    window.jQuery = $;\n    window.Tether = Tether;\n    Drawer.init();\n\n    \/**\n     * Handle scrolling event on grade page.\n     *\/\n     function gradeTableScrollHandler() {\n        let left = $('#region-main').offset().left -\n        $('#user-grades').offset().left + parseInt($('#region-main').css('padding-left'));\n        $('#grade-scrolling-fix').html(`\n            .sideonly.floating {\n                left: ${left}px !important;\n            }\n        `);\n    }\n\n    \/\/ We do twice because: https:\/\/github.com\/twbs\/bootstrap\/issues\/10547 end.\n    $('body').popover({\n        trigger: 'focus',\n        selector: \"[data-toggle=popover][data-trigger!=hover]\"\n    });\n\n    $(\"html\").popover({\n        container: \"body\",\n        selector: \"[data-toggle=popover][data-trigger=hover]\",\n        trigger: \"hover\",\n        delay: {\n            hide: 500\n        }\n    });\n\n    \/\/ We need to call popover automatically if nodes are added to the page later.\n    Event.getLegacyEvents().done(function(events) {\n        $(document).on(events.FILTER_CONTENT_UPDATED, function() {\n            $('body').popover({\n                selector: '[data-toggle=\"popover\"]',\n                trigger: 'focus'\n            });\n\n        });\n    });\n\n    \/\/ Settings update on change.\n    $(`#id_s_theme_remui_frontpagechooser`).change(function() {\n        window.onbeforeunload = null;\n        this.form.submit();\n    });\n    Aria.init();\n    \/\/ Open Right Sidebar.\n    $(\".page-aside-switch .fa-angle-left\").on('click', function() {\n        $(\"body\").toggleClass('sidebar-open');\n        if (!$(\"body\").hasClass(\"hasblocks\")) {\n            $(\".page-aside-switch\").removeClass('d-flex');\n            $(\".page-aside-switch\").hide();\n        }\n    });\n\n    \/\/ Created custom event to adjust left sidebar scrollable height.\n    $(document).on('remui-adjust-left-side', function() {\n        if ($('.site-menubar-footer').length == 0) {\n            return;\n        }\n        let sidebarFooterHeight = $('.site-menubar-footer').height();\n        if ($('#nav-drawer').length == 0) {\n            return;\n        }\n        $('#nav-drawer').css('bottom', sidebarFooterHeight + 'px');\n    });\n\n    $(document).ready(function() {\n\n        \/\/ Dirty hack to handler grade page scrolling issue.\n        if ($('body').is('#page-grade-report-grader-index')) {\n            $('body').append('<style id=\"grade-scrolling-fix\"><\/style>');\n            $('#region-main > .card').on('scroll', gradeTableScrollHandler);\n            $(window).on('scroll', gradeTableScrollHandler);\n        }\n        $('[data-toggle=\"tooltip\"]').tooltip();\n        if ($(\"body\").hasClass(\"editing\") && $(\"body\").hasClass(\"hasblocks\")) {\n            $(\".page-aside-switch .fa-angle-left\").trigger('click');\n        }\n\n        $(document).trigger('remui-adjust-left-side');\n\n        $('[data-region=\"drawer-toggle\"]').on('click', function() {\n            $(document).trigger('remui-adjust-left-side');\n        });\n\n        resetSidebar();\n\n        \/\/ Collapsible menu in header implementation.\n        \/\/ Moves excess menu items to 3 dot menu on resize and based on available screen space.\n\n        \/\/ Greedy menu js implementation.\n        var $btn = $('nav.greedy .menu-toggle');\n        var $vlinks = $('nav.greedy .links');\n        var $hlinks = $('nav.greedy .hidden-links');\n        var numOfItems = 0;\n        var totalSpace = 0;\n        var breakWidths = [];\n        var availableSpace, numOfVisibleItems, requiredSpace;\n\n        \/\/ Get initial state.\n        $vlinks.children().outerWidth(function(i, w) {\n            totalSpace += w;\n            numOfItems += 1;\n            breakWidths.push(totalSpace);\n        });\n\n        \/**\n         * Custom collapsible navigation menu\n         *\/\n        function wdmCollapsibleNavMenu() {\n            \/\/ Get instant state.\n            availableSpace = $vlinks.width() - 10;\n            numOfVisibleItems = $vlinks.children().length;\n            requiredSpace = breakWidths[numOfVisibleItems - 1];\n\n            \/\/ There is not enought space.\n            if (requiredSpace > availableSpace) {\n                $vlinks.children().last().prependTo($hlinks);\n                numOfVisibleItems -= 1;\n                wdmCollapsibleNavMenu();\n                \/\/ There is more than enough space.\n            } else if (availableSpace > breakWidths[numOfVisibleItems]) {\n                $hlinks.children().first().appendTo($vlinks);\n                numOfVisibleItems += 1;\n            }\n            \/\/ Update the button accordingly.\n            $btn.attr(\"count\", numOfItems - numOfVisibleItems);\n            if (numOfVisibleItems === numOfItems) {\n                $btn.addClass('hidden');\n            } else {\n                $btn.removeClass('hidden');\n            }\n        }\n\n        \/\/ Init collapsible nav menu.\n        wdmCollapsibleNavMenu();\n\n        \/\/ Hide \/ show hidden-links ul on click button.\n        $btn.on('click', function() {\n            var currLeft = $(this).offset().left - 25;\n            $hlinks.css({\n                left: currLeft + \"px\"\n            });\n            $hlinks.toggleClass('hidden');\n        });\n\n        \/\/ Close when clicking somewhere else.\n        $(document.body).on('click', function(evt) {\n            let IGNORED_ELS = 'ul.hidden-links, button.menu-toggle, .modal, .alertify, .-handled-lick';\n            if (evt.button === 0 && !$('ul.hidden-links').hasClass('hidden')) {\n                var target = evt.target;\n                if (target === evt.currentTarget || !$(target).closest(IGNORED_ELS).length) {\n                    $('ul.hidden-links').addClass('hidden');\n                }\n            }\n        });\n\n        \/\/ Resize menu when drawer opens closes.\n        PubSub.subscribe('nav-drawer-toggle-end', function() {\n            wdmCollapsibleNavMenu();\n        });\n\n        \/\/ Window listeners.\n        $(window).resize(function() {\n            wdmCollapsibleNavMenu();\n        });\n\n        \/\/ Collapsible menu JS ends.\n\n        \/\/ Auto hide messaging bar when not merged in sidebar.\n        if ($('[data-region=\"right-hand-drawer\"]').parents('#sidebar-message').length == 0) {\n            $(document.body).on('click', function(evt) {\n                if (evt.button === 0 && !$('[data-region=\"right-hand-drawer\"]').hasClass('hidden')) {\n                    \/\/ Hide Message Drawer if click outsite.\n                    var IGNORE_DRAWER_BTN = '[data-region=\"right-hand-drawer\"], [href=\"#sidebar-message\"]';\n                    var target = evt.target;\n                    if (target === evt.currentTarget || !$(target).closest(IGNORE_DRAWER_BTN).length) {\n                        $('[data-region=\"right-hand-drawer\"]').addClass(\"hidden\");\n                        $(IGNORE_DRAWER_BTN).removeClass('active');\n                    }\n                }\n            });\n        } else {\n            \/\/ Prevent messaging bar toggle when merged in sidebar.\n            $('.page-aside .nav-item .nav-link[href=\"#sidebar-message\"]').click(function() {\n                $('[data-region=\"right-hand-drawer\"]').removeClass('hidden');\n            });\n        }\n    });\n\n    \/\/ Pin & Unpin Right Sidebar.\n    $(\".page-aside-switch .fa-thumb-tack\").on('click', function() {\n        $(\"body\").removeClass('sidebar-open');\n        $(\"body\").toggleClass('sidebar-pinned');\n        if ($('body').hasClass('sidebar-pinned')) {\n            M.util.set_user_preference('pin_aside', 'true');\n            Notice.info(M.util.get_string('sidebarpinned', 'theme_remui'));\n            $(this).prop('title', M.util.get_string('unpinsidebar', 'theme_remui'));\n        } else {\n            M.util.set_user_preference('pin_aside', '');\n            Notice.info(M.util.get_string('sidebarunpinned', 'theme_remui'));\n            $(this).prop('title', M.util.get_string('pinsidebar', 'theme_remui'));\n        }\n    });\n    \/\/ This function ...  handles the aria-selected attribute for tabs in right sidebar.\n    $('.page-aside .site-sidebar-nav .nav-link').on('click', function(){\n        $('.page-aside .site-sidebar-nav .nav-link').attr('aria-selected', false);\n        $(this).attr('aria-selected', true);\n    });\n\n    \/\/ Close Right Sidebar on click outside.\n    $(document.body).on('click', function(evt) {\n        let IGNORED_ELS = '.page-aside, .modal, .alertify, .-handled-lick';\n        if (evt.button === 0 && $('body').hasClass('sidebar-open')) {\n            var target = evt.target;\n            if (target === evt.currentTarget || !$(target).closest(IGNORED_ELS).length) {\n                $('body').removeClass('sidebar-open');\n                $(\".page-aside-switch\").addClass('d-flex');\n                $(\".page-aside-switch\").show();\n            }\n        }\n    });\n\n    \/\/ Scroll to top.\n    $(\"#gotop\").click(function() {\n        $('html, body').animate({scrollTop: 0}, $(window).scrollTop() \/ 6);\n        return false;\n    });\n\n    \/\/ Hide and Show Go to top button.\n    $(window).scroll(function() {\n        if ($(this).scrollTop() > 300) {\n            $('#gotop').removeClass(\"d-none\").addClass(\"d-flex\");\n        } else {\n            $('#gotop').removeClass(\"d-flex\").addClass(\"d-none\");\n        }\n    });\n\n    \/\/ Display Submenu on Hover on closed sidebar.\n    $('#nav-drawer .list-group-item:not(.activity):not([data-indent=\"1\"])').hover(function() {\n        if (!$('#nav-drawer').hasClass('closed')) {\n            return;\n        }\n        let distanceFromTop = $(this).position().top + $('nav.fixed-top:not(.fm-navbar)').height();\n        let screenHeight = $(window).height();\n        $(this).addClass('hovered');\n        $('.media-body').css('top', distanceFromTop + 'px');\n        \/\/ Sub Menu.\n        let topdistance;\n        let submenuid = $(this).attr('data-target');\n        if (submenuid != undefined && submenuid != \"\") {\n            let submenu = $(`${submenuid}`);\n            if (submenu.length > 0) {\n                if (distanceFromTop < (screenHeight \/ 2)) {\n                    topdistance = distanceFromTop + 52;\n                } else {\n                    topdistance = distanceFromTop - $(submenu).height();\n                }\n                $(submenu).css('top', topdistance + 'px');\n                $(submenu).addClass('pop-over');\n            }\n        }\n        \/\/ My Courses data-indent = 1.\n        let subcourseskey = $(this).attr('data-key');\n        if (subcourseskey != undefined ) {\n            var subcourses = $('#nav-drawer .mycoursesubmenu.'+subcourseskey);\n            if (distanceFromTop < (screenHeight \/ 2)) {\n                topdistance = distanceFromTop + 52;\n                $(subcourses).css('top', topdistance + 'px');\n                $(subcourses).addClass('pop-over');\n            } else {\n                $(subcourses).addClass('pop-over');\n                topdistance = distanceFromTop - $(subcourses).height();\n                $(subcourses).css('top', topdistance + 'px');\n            }\n        }\n    }, function() {\n        $(this).removeClass('hovered');\n        $('.sub-menu').removeClass('pop-over');\n        $('#nav-drawer .mycoursesubmenu').removeClass('pop-over');\n    });\n\n    $('.sub-menu').hover(function() {\n        let elid = $(this).attr('id');\n        let parentel = $('#nav-drawer .list-group-item[data-target=\"#' + elid + '\"]');\n        $(parentel).trigger('mouseenter');\n        $(parentel).trigger('hover');\n        $(parentel).trigger('mouseover');\n    }, function() {\n        let elid = $(this).attr('id');\n        let parentel = $('#nav-drawer .list-group-item[data-target=\"#' + elid + '\"]');\n        $(parentel).trigger('mouseout');\n    });\n\n    \/\/ My Courses.\n    $('#nav-drawer .mycoursesubmenu').hover(function() {\n        let elkey = $(this).attr('data-parent-key');\n        let parentel = $('#nav-drawer .list-group-item[data-key=\"' + elkey + '\"]');\n        $(parentel).trigger('mouseenter');\n        $(parentel).trigger('hover');\n        $(parentel).trigger('mouseover');\n    }, function() {\n        let elkey = $(this).attr('data-parent-key');\n        let parentel = $('#nav-drawer .list-group-item[data-key=\"' + elkey + '\"]');\n        $(parentel).trigger('mouseout');\n    });\n    \/\/ Flat Navigation Improvements.\n    $('#nav-drawer .toggle-submenu').on('click', function(e) {\n        e.preventDefault();\n        let _activeNodes = \"#nav-drawer .toggle-submenu.active, #nav-drawer .mycoursesubmenu.active\";\n        let _this = this;\n        if (!$(_this).is($(_activeNodes))) {\n            $( _activeNodes ).each(function( index ) {\n                $( this ).toggleClass('active');\n                toggleSubmenuView(this);\n            });\n        }\n\n        toggleSubmenuView(_this);\n        $(_this).toggleClass(\"active\");\n        var panel = $(_this).next(\".\" + $(_this).attr('data-key'));\n        $(panel).toggleClass(\"active\");\n    });\n\n    function toggleSubmenuView(_element){\n        let _this = $(_element).find('.toggle-menu');\n        let key = $(_this).attr('data-key');\n        $(_this).toggleClass('rotate90');\n        $('#nav-drawer a.list-group-item[data-parent-key=\"' + key + '\"]').toggleClass('show');\n    }\n\n    $('#nav-drawer .toggle-menu').keypress(function(e){\n        if(e.keyCode == 32 || e.keyCode == 13){\n            \/\/spacebar or enter clicks focused element\n            try {\n                e.preventDefault();\n                let setfocus = 0;\n                let key = $(this).attr('data-key');\n                $('#nav-drawer .fa-angle-right').toggleClass('rotate90');\n                $('#nav-drawer a.list-group-item[data-parent-key=\"' + key + '\"]').toggleClass('show');\n                \/\/ Fetch all sub menu items and change their tabindex property \n                $('#nav-drawer a.list-group-item[data-parent-key=\"' + key + '\"]').each(function( index ) {\n                    if ($('#nav-drawer a.list-group-item[data-parent-key=\"' + key + '\"]')[index].tabIndex == -1){\n                        setfocus = 1;\n                        $('#nav-drawer a.list-group-item[data-parent-key=\"' + key + '\"]')[index].tabIndex = 0;\n                    } else {\n                        $('#nav-drawer a.list-group-item[data-parent-key=\"' + key + '\"]')[index].tabIndex = -1;\n                    }\n                });\n                \/\/ Set the focus to first element of List\n                if (setfocus) {\n                    $('#nav-drawer a.list-group-item[data-parent-key=\"' + key + '\"]')[0].focus();\n                }\n            }\n            catch (e) {\n                console.log(e);\n            }            \n        }\n    });\n\n    \/\/ Toggle section show or hide in default course formats.\n    $('.sectionname .toggle-section').click(function() {\n        let parentEl = $(this).parent().parent().parent();\n        let sectionEl = parentEl.find('ul.section');\n        if (sectionEl.length) {\n            $(this).toggleClass('down');\n            $(sectionEl).toggleClass('hidden');\n        }\n\n        if ($(this).attr('aria-expanded') == 'false') { \/\/ region is collapsed\n            \/\/ update the aria-expanded attribute of the region\n            $(this).attr('aria-expanded', 'true');\n        }\n        else { \/\/ region is expanded\n            \/\/ update the aria-expanded attribute of the region\n            $(this).attr('aria-expanded', 'false');\n        }\n    });\n\n    $('.sectionname .toggle-section').keypress(function(e){\n        if(e.keyCode == 32 || e.keyCode == 13){\n            \/\/spacebar or enter clicks focused element\n            try {\n                let parentEl = $(this).parent().parent().parent();\n                let sectionEl = parentEl.find('ul.section');\n                if (sectionEl.length) {\n                    $(this).toggleClass('down');\n                    $(sectionEl).toggleClass('hidden');\n                }\n                if ($(this).attr('aria-expanded') == 'false') { \/\/ region is collapsed\n                    \/\/ update the aria-expanded attribute of the region\n                    $(this).attr('aria-expanded', 'true');\n                    $(sectionEl).focus();\n                }\n                else { \/\/ region is expanded\n                    \/\/ update the aria-expanded attribute of the region\n                    $(this).attr('aria-expanded', 'false');\n                }\n            }\n            catch (e) {\n                console.log(e);\n            }            \n        }\n    });\n\n    \/\/ Add signup form fields placeholders.\n    $(\".signupform .fcontainer .form-group\").each(function() {\n        var label = $.trim($(\".col-form-label\", this).text());\n        $(\".felement input\", this).attr('placeholder', label);\n    });\n\n    \/\/ Function for fullscreen.\n    $('#toggleFullscreen').click(function() {\n        $(this).toggleClass('collapse');\n        toggleFullScreen();\n    });\n\n    \/**\n     * Toggle fullscreen\n     *\/\n    function toggleFullScreen() {\n        if (document.fullscreenElement ||\n            document.webkitFullscreenElement ||\n            document.mozFullScreenElement ||\n            document.msFullscreenElement) {\n            if (document.exitFullscreen) {\n                document.exitFullscreen();\n            } else if (document.mozCancelFullScreen) {\n                document.mozCancelFullScreen();\n            } else if (document.webkitExitFullscreen) {\n                document.webkitExitFullscreen();\n            } else if (document.msExitFullscreen) {\n                document.msExitFullscreen();\n            }\n        } else {\n            var element = $('html')[0];\n            if (element.requestFullscreen) {\n                element.requestFullscreen();\n            } else if (element.mozRequestFullScreen) {\n                element.mozRequestFullScreen();\n            } else if (element.webkitRequestFullscreen) {\n                element.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);\n            } else if (element.msRequestFullscreen) {\n                element.msRequestFullscreen();\n            }\n        }\n    }\n\n\n    \/\/ Fix to get message details when no blocks are present.\n    $('.page-aside .page-aside-switch').click(function() {\n        $(this).next().find('.nav-item .nav-link.active').trigger('click');\n    });\n\n    \/**\n     * Close drawer and sidebar automatically on smaller window size.\n     *\/\n    function resetSidebar() {\n        var width = $(window).width();\n        if (width < 992) {\n            if ($('body').hasClass('drawer-open-left')) {\n                $('button[data-action=\"toggle-drawer\"]').trigger('click');\n            }\n            if ($('body').hasClass('sidebar-open')) {\n                $('.page-aside-switch .fa-angle-left').trigger('click');\n            }\n            $('body').removeClass('sidebar-pinned');\n        }\n        $(document).trigger('remui-adjust-left-side');\n    }\n\n    \/\/ Resize listner for reset sidebar function.\n    $(window).resize(function() {\n        resetSidebar();\n    });\n\n    $('.navbar-toggler').click(function() {\n        $('.navbar-nav.right-menu').toggleClass('show');\n    });\n\n    $('body').on('click', '.showchangelog', function(event) {\n        event.preventDefault();\n        var trigger = $('#create-modal');\n        ModalFactory.create({\n            title: M.util.get_string('changelog', 'theme_remui'),\n            body: $(this).data('log')\n        }, trigger).done(function(modal) {\n            modal.show();\n        });\n        return;\n    });\n\n    \/\/ Hide update-nag ribbon.\n    $('.update-nag [data-dismiss=\"alert\"]').click(function() {\n        Ajax.call([{\n            'methodname': 'theme_remui_hide_update',\n            'args': {}\n        }]);\n    });\n\n    \/\/ Save the preference, after dismiss the announcement\n    $('.site-announcement #dismiss_announcement').click(function(){\n        M.util.set_user_preference('remui_dismised_announcement', true);\n    });\n\n    $('.customizer-turn-editing-on').on('click', function() {\n        window.location.href = M.cfg.wwwroot + '\/theme\/remui\/customizer.php?url=' + encodeURI(window.location.href);\n    });\n\n    \/\/ Showing closed sidebar's all footer icon on mouse over.\n    $('.site-menubar-footer.sidebar-closed').mouseover(function() {\n        $('.site-menubar-footer.sidebar-closed').css('height', `${55 * $(this).find('a:not(:hidden)').length}px`);\n    }).mouseout(function() {\n        $('.site-menubar-footer.sidebar-closed').css('height', '55px');\n    });\n\n    \n});\n"],"file":"loader.min.js"}