(function($) {
    "use strict";
    //===== Preloader
    $(window).on('load', function(event) {
        $('.preloader').delay(500).fadeOut(500);
        $('#preloader_two').fadeOut();
        $(".upstudy_image_preloader").fadeOut("slow");
    });
    //===== Header Sticky & Headroom.js
    jQuery(function($) {
        var header = $(".header-get-sticky");
        var topHeader = $(".tpc-header-top-bar");
        var topHeaderHeight = topHeader.length ? topHeader.outerHeight() : 0;
        var topHeaderHidden = false;
        var stickyMode = typeof upstudy_sticky_data !== 'undefined' ? upstudy_sticky_data.mode : 'smart';
        if (header.length) {
            if (stickyMode === 'always') {
                $(window).on("scroll", function() {
                    var scrollTop = $(this).scrollTop();
                    if (scrollTop > 100) {
                        header.addClass("top-header-removed");
                    } else {
                        header.removeClass("top-header-removed");
                    }
                    if (scrollTop > topHeaderHeight && !topHeaderHidden) {
                        topHeader.slideUp(200);
                        topHeaderHidden = true;
                    } else if (scrollTop === 0 && topHeaderHidden) {
                        topHeader.slideDown(200);
                        topHeaderHidden = false;
                    }
                });
            } else if (stickyMode === 'smart') {
                var options = {
                    offset: {
                        up: 100,
                        down: 200
                    },
                    tolerance: {
                        up: 5,
                        down: 0
                    },
                    classes: {
                        pinned: "headroom--pinned",
                        unpinned: "headroom--unpinned",
                        top: "headroom--top",
                        notTop: "headroom--not-top"
                    }
                };
                var myElement = document.querySelector(".header-get-sticky");
                var headroom = new Headroom(myElement, options);
                headroom.init();
            }
        }
    });
    //===== Login/Register Popup Modal
    $('.tpc-login-register-popup-trigger').on('click', function(e) {
        e.preventDefault();
        $('.upstudy-login-form-popup').toggleClass('login-popup-visible');
        $('.upstudy-login-popup-overlay').toggleClass('active');
    });
    const login_btn = document.querySelector(".login-item");
    const register_btn = document.querySelector(".register-item");
    $(".register-form").css("display", "none");
    $(function() {
        $('.login-item, #upstudy-login-form-trigger').on('click', function() {
            login_btn.classList.add("active");
            $(".register-form").css("display", "none");
            if (register_btn.classList.contains("active")) {
                register_btn.classList.remove("active");
                $(".login-form").removeAttr("style");
            }
        });
        $('.register-item, #upstudy-register-form-trigger').on('click', function() {
            register_btn.classList.add("active");
            $(".login-form").css("display", "none");
            if (login_btn.classList.contains("active")) {
                login_btn.classList.remove("active");
                $(".register-form").removeAttr("style");
            }
        });
    });
    //===== Close Login/Register Modal on Click Outside
    $('.upstudy-custom-login-wrapper').on('click', function() {
        console.log("clicked");
    });
    //===== Close Login Modal on Close Button Click
    $('.upstudy-login-popup-close .close-trigger').on('click', function() {
        $('.upstudy-login-form-popup').removeClass('login-popup-visible');
        $('.upstudy-login-popup-overlay').removeClass('active');
    });
    //===== Course Filter Auto Select
    $('.upstudy-course-filtering input').on('change', function() {
        $('.upstudy-course-filtering').submit();
    });
    //===== Course Filter shorting 
    $(document).ready(function() {
        $('.course-orderby').on('change', function() {
            $('.course-top-filter').submit();
        });
    });
    //===== Mobile Menu
    $('.upstudy-mobile-hamburger-menu').on('click', function() {
        $(".upstudy-mobile-hamburger-menu > a").toggleClass('upstudy-mobile-menu-close--active');
        $(".upstudy-mobile-menu-nav-wrapper").toggleClass('upstudy-mobile-menu-visible');
        $('body').toggleClass('upstudy-mobile-menu-active');
    });
    $('.upstudy-mobile-menu-close > a').on('click', function() {
        $('.upstudy-mobile-hamburger-menu > a').removeClass('upstudy-mobile-menu-close--active');
        $('.upstudy-mobile-menu-nav-wrapper').removeClass('upstudy-mobile-menu-visible');
        $('body').removeClass('upstudy-mobile-menu-active');
    });
    $('.upstudy-mobile-menu-overlay').on('click', function() {
        $('.upstudy-mobile-hamburger-menu > a').removeClass('upstudy-mobile-menu-close--active');
        $('.upstudy-mobile-menu-nav-wrapper').removeClass('upstudy-mobile-menu-visible');
        $('body').removeClass('upstudy-mobile-menu-active');
    });
    //===== Accordion Menu for Mobile
    $.fn.extend({
        accordionMenu: function(options) {
            var defaults = {
                speed: 400
            }
            var options = $.extend(defaults, options);
            return this.each(function() {
                $(this).addClass('upstudy-mobile-menu-item');
                var menuItems = $(this).children('li');
                menuItems.find('.upstudy-mobile-menu-item > .upstudy-dropdown-menu').parent().addClass('menu-item-has-children');
                $('.upstudy-mobile-menu-item .menu-item-has-children .upstudy-dropdown-menu').hide();
                $('.upstudy-mobile-menu-item .menu-item-has-children > a .upstudy-menu-icon').on('click', function(event) {
                    event.stopPropagation();
                    event.preventDefault();
                    $(this).parent().siblings('.upstudy-dropdown-menu').slideToggle(options.speed);
                    $(this).parent().siblings('.upstudy-mega-menu').slideToggle(options.speed);
                });
            });
        }
    });
    $('#upstudy-mobile-menu-item').accordionMenu();
    //===== Elementor Mobile Menu
    $('.upstudy-elementor-mobile-hamburger-menu').on('click', function() {
        $(".upstudy-elementor-mobile-hamburger-menu > a").toggleClass('upstudy-mobile-menu-close--active');
        $(".upstudy-elementor-mobile-menu-nav-wrapper").toggleClass('upstudy-mobile-menu-visible');
        $('body').toggleClass('upstudy-mobile-menu-active');
    });
    $('.upstudy-elementor-mobile-menu-close > a').on('click', function() {
        $('.upstudy-elementor-mobile-hamburger-menu > a').removeClass('upstudy-mobile-menu-close--active');
        $('.upstudy-elementor-mobile-menu-nav-wrapper').removeClass('upstudy-mobile-menu-visible');
        $('body').removeClass('upstudy-mobile-menu-active');
    });
    $('.upstudy-elementor-mobile-menu-overlay').on('click', function() {
        $('.upstudy-elementor-mobile-hamburger-menu > a').removeClass('upstudy-mobile-menu-close--active');
        $('.upstudy-elementor-mobile-menu-nav-wrapper').removeClass('upstudy-mobile-menu-visible');
        $('body').removeClass('upstudy-mobile-menu-active');
    });
    //===== Accordion Menu for Elementor Mobile
    $.fn.extend({
        accordionMenu: function(options) {
            var defaults = {
                speed: 400
            }
            var options = $.extend(defaults, options);
            return this.each(function() {
                $(this).addClass('upstudy-elementor-mobile-menu-item');
                var menuItems = $(this).children('li');
                menuItems.find('.upstudy-elementor-mobile-menu-item > .upstudy-dropdown-menu').parent().addClass('menu-item-has-children');
                $('.upstudy-elementor-mobile-menu-item .menu-item-has-children .upstudy-dropdown-menu').hide();
                $('.upstudy-elementor-mobile-menu-item .menu-item-has-children > a .upstudy-menu-icon').on('click', function(event) {
                    event.stopPropagation();
                    event.preventDefault();
                    $(this).parent().siblings('.upstudy-dropdown-menu').slideToggle(options.speed);
                    $(this).parent().siblings('.upstudy-mega-menu').slideToggle(options.speed);
                });
            });
        }
    });
    $('#upstudy-elementor-mobile-menu-item').accordionMenu();
    //===== WooCommerce Helper
    function upstudy_woocommerce_helper() {
        $('.product-over-info ul li.add-to-cart a.add_to_cart_button.ajax_add_to_cart').on("click", function() {
            $(this).closest('li').addClass('added_to_cart_item');
        });
    }
    //===== SAL Animation
    sal();
    //===== Video Popup
    $(function() {
        $("a.bla-1").YouTubePopUp();
        $("a.bla-2").YouTubePopUp({
            autoplay: 0
        });
    });
    //===== Search
    $('#search').on('click', function() {
        $(".upstudy-search-box").fadeIn(600);
    });
    $('.top-search').on('click', function() {
        $(".upstudy-search-box").fadeIn(600);
    });
    $('.upstudy-closebtn').on('click', function() {
        $(".upstudy-search-box").fadeOut(600);
    });
    //===== Like/Wishlist button for blog page
    jQuery(document).ready(function($) {
        if (typeof upstudy_like_ajax === 'undefined') {
            return; // Exit if wp_localize_script is disabled
        }
        $('.upstudy-like-btn').on('click', function(event) {
            event.preventDefault();
            var button = $(this);
            var postID = button.data('postid');
            $.ajax({
                type: 'POST',
                url: upstudy_like_ajax.ajaxurl,
                data: {
                    action: 'upstudy_like',
                    post_id: postID
                },
                success: function(response) {
                    if (response.success) {
                        button.find('.like-count').text(response.data);
                    }
                }
            });
        });
    });
    //===== Add to cart animation
    jQuery(function($){
    if (typeof upstudy_cart_settings === 'undefined') return;

    var ajaxUrl = upstudy_cart_settings.ajax_url || '/wp-admin/admin-ajax.php';
    var tutorNonce = upstudy_cart_settings.tutor_nonce || '';
    var enableAnimation = !!upstudy_cart_settings.cart_animation;

    // try refresh via Woo fragments, fallback to our admin-ajax endpoint
    function refreshCartFragment() {
        // prefer Woo's fragment endpoint
        if (typeof wc_cart_fragments_params !== 'undefined' && wc_cart_fragments_params.wc_ajax_url) {
            var fragUrl = wc_cart_fragments_params.wc_ajax_url.toString().replace('%%endpoint%%', 'get_refreshed_fragments');
            $.post(fragUrl, {}, function(data) {
                if (data && data.fragments && data.fragments['#upstudy-cart-fragment']) {
                    $('#upstudy-cart-fragment').replaceWith(data.fragments['#upstudy-cart-fragment']);
                    return;
                } else {
                    // fallback
                    fallbackRefresh();
                }
            }, 'json').fail(function() {
                fallbackRefresh();
            });
        } else {
            fallbackRefresh();
        }
    }

    function fallbackRefresh() {
        $.post(ajaxUrl, { action: 'upstudy_refresh_cart_fragment' }, function(res) {
            if (res && res.success && res.data && res.data.fragment) {
                $('#upstudy-cart-fragment').replaceWith(res.data.fragment);
            }
        }, 'json');
    }

    // events to trigger refresh
    $(document.body).on('added_to_cart', function(){ // Woo AJAX event
        refreshCartFragment();
    });

    // Tutor LMS events (different versions use different event names)
    $(document).on('tutor_after_add_to_cart tutor_course_added_to_cart tutor_added_to_cart', function(){
        setTimeout(function(){ refreshCartFragment(); }, 250);
    });

    // fallback: detect ajaxComplete that looks like add-to-cart
    $(document).ajaxComplete(function(event, xhr, settings){
        if (!settings || !settings.data) return;
        var d = settings.data;
        if (typeof d === 'string' && (d.indexOf('add-to-cart') !== -1 || d.indexOf('tutor_add_to_cart') !== -1 || d.indexOf('action=tutor_add_to_cart') !== -1)) {
            setTimeout(function(){ refreshCartFragment(); }, 300);
        }
    });

    // Tutor mini-cart item remove (uses Tutor's AJAX action 'tutor_remove_from_cart' if available)
    $(document).on('click', '.tutor-mini-cart-remove', function(e){
        e.preventDefault();
        var $el = $(this);
        var courseId = $el.data('course-id');
        if (!courseId) return;

        $.post(ajaxUrl, {
            action: 'tutor_remove_from_cart',
            course_id: courseId,
            security: tutorNonce
        }, function(res){
            // if tutor plugin returns success, refresh fragment; else always try to refresh
            setTimeout(function(){ refreshCartFragment(); }, 200);
        }, 'json');
    });

    // optional: fly animation from cursor to cart
    if (enableAnimation) {
        $(document).on('click', '.add_to_cart_button, .single_add_to_cart_button, .tutor-add-to-cart-button, .tutor-course-enroll', function(e){
            var $count = $('.upstudy-woo-mini-cart-total-item').first();
            if (!$count.length) return;

            var qty = $(this).data('quantity') || 1,
                $fly = $('<span class="upstudy-fly-number">+' + qty + '</span>').appendTo('body'),
                startX = e.clientX,
                startY = e.clientY,
                cartOffset = $count.offset();
            if (!cartOffset) { $fly.remove(); return; }

            var endX = cartOffset.left - $(window).scrollLeft(),
                endY = cartOffset.top - $(window).scrollTop(),
                midX = (startX + endX) / 2,
                midY = Math.min(startY, endY) - 120,
                duration = 700,
                startTime = performance.now();

            $fly.css({
                position: 'fixed',
                left: startX + 'px',
                top: startY + 'px',
                zIndex: 99999,
                color: '#fff',
                background: '#0e2a47a3',
                padding: '6px 10px',
                borderRadius: '20px',
                fontSize: '14px',
                fontWeight: '700',
                pointerEvents: 'none',
                transform: 'scale(0.6)',
                opacity: 0,
            });

            function easeInOut(t) { return t < 0.5 ? 2*t*t : -1 + (4-2*t)*t; }

            (function animate(time) {
                var progress = Math.min((time - startTime) / duration, 1);
                var ease = easeInOut(progress);
                var x = (1-ease)*(1-ease)*startX + 2*(1-ease)*ease*midX + ease*ease*endX;
                var y = (1-ease)*(1-ease)*startY + 2*(1-ease)*ease*midY + ease*ease*endY;
                $fly.css({
                    left: x + 'px',
                    top: y + 'px',
                    transform: 'scale(' + (0.6 + 0.4*ease) + ')',
                    opacity: 1 - 0.95*ease
                });
                if (progress < 1) {
                    requestAnimationFrame(animate);
                } else {
                    $fly.remove();
                }
            })(performance.now());
        });
    }

    // initial refresh (in case counts differ)
    // setTimeout to allow WC session initialization
    setTimeout(function(){ refreshCartFragment(); }, 300);
});

})(jQuery);