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Edit File: advaxe-single-product.php

<?php
/*
Plugin Name: Advaxe Single Product Suite
Description: Custom Layout, Advanced Swatches, Top AJAX Popup & Perfect Cart Sync (Fixed Double Cart Core Conflict).
Version: 2.5
Author: Advaxe
License: GPLv2 or later
*/

if ( ! defined( 'ABSPATH' ) ) exit;

// ==============================================================
// ১. এডমিন মেনু এবং সেটিংস 
// ==============================================================
add_action('admin_menu', 'advaxe_single_plugin_menu');

function advaxe_single_plugin_menu() {
    add_menu_page('Single Product Settings', 'Single Product', 'manage_options', 'advaxe-single-product', 'advaxe_single_settings_page', 'dashicons-products', 7);
}

function advaxe_single_settings_page() {
    if (isset($_POST['advaxe_save_single_settings'])) {
        if(isset($_POST['rel_prod_count'])) update_option('advaxe_rel_prod_count', intval($_POST['rel_prod_count']));
        if(isset($_POST['contact_phone'])) update_option('advaxe_contact_phone', sanitize_text_field($_POST['contact_phone']));
        if(isset($_POST['contact_whatsapp'])) update_option('advaxe_contact_whatsapp', sanitize_text_field($_POST['contact_whatsapp']));
        if(isset($_POST['contact_card_style'])) update_option('advaxe_contact_card_style', sanitize_text_field($_POST['contact_card_style']));
        
        if(isset($_POST['color_attrs'])) update_option('advaxe_color_attrs', sanitize_text_field($_POST['color_attrs']));
        if(isset($_POST['text_attrs'])) update_option('advaxe_text_attrs', sanitize_text_field($_POST['text_attrs']));
        if(isset($_POST['custom_colors'])) update_option('advaxe_custom_colors', sanitize_textarea_field($_POST['custom_colors']));

echo '<div class="updated"><p>Single Product Settings Saved!</p></div>';
    }

$saved_rel_limit = get_option('advaxe_rel_prod_count', 4);
    $saved_phone = get_option('advaxe_contact_phone', '01824222653');
    $saved_whatsapp = get_option('advaxe_contact_whatsapp', '01814802802');
    $saved_card_style = get_option('advaxe_contact_card_style', 'style-1');
    
    $saved_color_attrs = get_option('advaxe_color_attrs', 'color, colour, রং');
    $saved_text_attrs = get_option('advaxe_text_attrs', 'size, dimension');
    $saved_custom_colors = get_option('advaxe_custom_colors', '');
    ?>
    <div class="wrap">
        <h1>Single Product Settings</h1>
        <form method="post">
            <table class="form-table">
                <tr>
                    <th scope="row">Related Products Count</th>
                    <td><input type="number" name="rel_prod_count" value="<?php echo esc_attr($saved_rel_limit); ?>" min="2" max="12" step="1"></td>
                </tr>
                <tr>
                    <th scope="row">Contact Numbers</th>
                    <td>
                        <label>Phone: <input type="text" name="contact_phone" value="<?php echo esc_attr($saved_phone); ?>"></label><br><br>
                        <label>WhatsApp: <input type="text" name="contact_whatsapp" value="<?php echo esc_attr($saved_whatsapp); ?>"></label>
                    </td>
                </tr>
                <tr>
                    <th scope="row">Contact Cards Style</th>
                    <td>
                        <select name="contact_card_style">
                            <option value="style-1" <?php selected($saved_card_style, 'style-1'); ?>>Style 1 (White Background)</option>
                            <option value="style-2" <?php selected($saved_card_style, 'style-2'); ?>>Style 2 (Premium Colored Cards)</option>
                        </select>
                        <p class="description">Choose the design layout for the Call and WhatsApp cards.</p>
                    </td>
                </tr>
                
                <tr><td colspan="2"><hr><h2>Advanced Swatches Settings</h2></td></tr>
                
                <tr>
                    <th scope="row">Color Swatch Attributes</th>
                    <td>
                        <input type="text" name="color_attrs" value="<?php echo esc_attr($saved_color_attrs); ?>" style="width:100%; max-width: 400px;">
                        <p class="description">Comma-separated list of attributes that should show as <strong>Color Circles</strong>.</p>
                    </td>
                </tr>
                <tr>
                    <th scope="row">Text Swatch Attributes</th>
                    <td>
                        <input type="text" name="text_attrs" value="<?php echo esc_attr($saved_text_attrs); ?>" style="width:100%; max-width: 400px;">
                        <p class="description">Comma-separated list of attributes that should show as <strong>Text Boxes</strong>.</p>
                    </td>
                </tr>
                <tr>
                    <th scope="row">Custom Colors Mapping</th>
                    <td>
                        <textarea name="custom_colors" rows="6" style="width:100%; max-width: 400px;"><?php echo esc_textarea($saved_custom_colors); ?></textarea>
                        <p class="description">Set specific hex colors. <strong>Format:</strong> <code>Term Name : #HexCode</code></p>
                    </td>
                </tr>
            </table>
            <p><input type="submit" name="advaxe_save_single_settings" class="button button-primary" value="Save Changes"></p>
        </form>
    </div>
    <?php
}

// ==============================================================
// ২. স্টাইল এবং স্ক্রিপ্ট 
// ==============================================================
add_action('wp_head', 'advaxe_single_global_styles');
add_action('wp_footer', 'advaxe_single_global_scripts');

function advaxe_single_global_styles() {
    ?>
    <link rel="stylesheet" href="<?php echo includes_url('css/dashicons.min.css'); ?>">
    <style>
        :root { --pfs-primary: #00796b; }

/* Hide Defaults completely */
        .onsale { display: none !important; }
        .single-product .woocommerce-notices-wrapper { display: none !important; }
        .single-product .added_to_cart { display: none !important; }

/* Structure */
        .single-product div.product { display: flex; flex-wrap: wrap; justify-content: space-between; position: relative; }
        .single-product div.product .advaxe-sp-gallery-wrapper { width: 100%; margin-bottom: 20px; }
        .single-product div.product div.summary { width: 100%; margin-bottom: 20px; padding-left: 0; }
        .woocommerce-tabs, .related.products { width: 100% !important; clear: both; }

@media (min-width: 768px) {
            .single-product div.product .advaxe-sp-gallery-wrapper,
            .single-product div.product div.summary { width: 48%; flex: 0 0 48%; }
            .single-product div.product div.summary { display: flex; flex-direction: column; }
        }

.advaxe-sp-gallery-wrapper { box-sizing: border-box; }
        
        /* Updated Image Wrap Design */
        .advaxe-main-img-wrap { 
            width: 100%; 
            aspect-ratio: 1/1 !important; 
            border-radius: 8px; 
            overflow: hidden; 
            border: 1px solid #eee !important; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            margin-bottom: 10px; 
            background: #ffffff; 
        }
        @media (min-width: 768px) { 
            .advaxe-main-img-wrap { margin-bottom: 15px; } 
        }
        .advaxe-main-img { 
            width: 100%; 
            height: 100%; 
            object-fit: contain; 
        }
        
        .advaxe-gallery-strip { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 5px; }
        .advaxe-gallery-strip::-webkit-scrollbar { height: 4px; }
        .advaxe-gallery-strip::-webkit-scrollbar-thumb { background: #ccc; border-radius: 2px; }
        
        .advaxe-g-item { flex: 0 0 calc(20% - 8px); aspect-ratio: 1/1; border: 1px solid #ddd; border-radius: 4px; cursor: pointer; overflow: hidden; }
        .advaxe-g-item img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
        .advaxe-g-item.active-thumb { border-color: var(--pfs-primary); border-width: 2px; }

.advaxe-single-title { font-size: 22px; margin-top: 0; margin-bottom: 5px; color: #333; line-height: 1.3; }
        .advaxe-single-price { font-size: 24px; font-weight: 700; color: var(--pfs-primary); margin-bottom: 15px; display: block; }
        .advaxe-single-price del { font-size: 16px; color: #999; font-weight: 400; margin-left: 8px; }
        .woocommerce-product-details__short-description { margin-bottom: 25px; color: #555; line-height: 1.6; }

/* CART LAYOUT */
        .single-product div.product form.cart::after, .single-product div.product form.cart::before { display: none !important; content: none !important; }
        .single-product div.product form.cart { width: 100% !important; margin-bottom: 20px !important; }
        .single-product div.product form.variations_form { display: block !important; }
        
        .single-product table.variations { width: 100% !important; margin-bottom: 15px; border: none; }
        .single-product table.variations tbody, .single-product table.variations tr, .single-product table.variations td, .single-product table.variations th { display: block; border: none; background: transparent !important; padding: 0;}
        .single-product table.variations th { text-align: left; padding-bottom: 5px; font-weight: 600; color: #333; margin-top: 10px; }
        .single-product .reset_variations { display: none !important; }

.advaxe-swatches { display: flex; flex-wrap: wrap; gap: 8px; }
        .advaxe-swatch-item { display: inline-flex; align-items: center; justify-content: center; border: 2px solid #ddd; border-radius: 4px; cursor: pointer; padding: 5px 15px; font-size: 14px; background: #fff; color: #333; transition: all 0.2s; min-height: 35px; min-width: 40px; box-sizing: border-box; user-select: none; }
        .advaxe-swatch-item:hover { border-color: #aaa; }
        .advaxe-swatch-item.selected { border-color: var(--pfs-primary); background: var(--pfs-primary); color: #fff; }

.advaxe-swatch-item.swatch-color { border-radius: 50%; padding: 0; width: 35px; height: 35px; min-width: 35px; overflow: hidden; position: relative; border: 2px solid #ddd; }
        .advaxe-swatch-item.swatch-color.selected { border-color: #333; box-shadow: 0 0 0 2px #fff inset; }

.single-product div.product form.cart:not(.variations_form), .single-product div.product .woocommerce-variation-add-to-cart {
            display: flex !important; flex-direction: row !important; flex-wrap: nowrap !important; gap: 10px !important; width: 100% !important; max-width: 100% !important; align-items: stretch !important; margin-top: 15px !important; padding: 0 !important; clear: both !important; box-sizing: border-box !important;
        }

.single-product div.product form.cart .quantity { flex: 0 0 130px !important; width: 130px !important; max-width: 130px !important; margin: 0 !important; padding: 0 !important; display: flex !important; float: none !important; }
        .single-product .quantity input.qty::-webkit-outer-spin-button, .single-product .quantity input.qty::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
        .single-product .quantity input.qty { width: 100% !important; height: 45px !important; border-top: 1px solid var(--pfs-primary) !important; border-bottom: 1px solid var(--pfs-primary) !important; border-left: none !important; border-right: none !important; color: var(--pfs-primary) !important; border-radius: 0 !important; text-align: center !important; font-weight: bold !important; padding: 0 !important; background: #fff !important; box-shadow: none !important; min-height: 45px !important; }

.advaxe-qty-btn { display: flex; align-items: center; justify-content: center; width: 45px; height: 45px; background: #fff; color: var(--pfs-primary); border: 1px solid var(--pfs-primary); font-size: 18px; font-weight: bold; cursor: pointer; user-select: none; }
        .advaxe-qty-btn.minus { border-radius: 4px 0 0 4px; border-right: none; }
        .advaxe-qty-btn.plus { border-radius: 0 4px 4px 0; border-left: none; }

.single-product div.product form.cart button.single_add_to_cart_button { flex: 1 1 auto !important; width: 100% !important; max-width: 100% !important; height: 45px !important; min-height: 45px !important; background: #fff !important; color: var(--pfs-primary) !important; border: 1px solid var(--pfs-primary) !important; border-radius: 4px !important; font-weight: 600 !important; display: flex !important; align-items: center !important; justify-content: center !important; gap: 5px !important; margin: 0 !important; padding: 0 10px !important; float: none !important; clear: none !important; }
        .single-product button.single_add_to_cart_button::before { content: "\f174"; font-family: dashicons; font-size: 18px; }
        .single-product button.single_add_to_cart_button:hover { background: #f9f9f9 !important; }
        .single-product button.single_add_to_cart_button.loading { opacity: 0.6; cursor: not-allowed; }

.advaxe-direct-order-btn { width: 100%; background: var(--pfs-primary); color: #fff; border: none; padding: 12px; font-size: 16px; font-weight: bold; text-align: center; border-radius: 4px; cursor: pointer; display: block; margin-bottom: 15px; text-decoration: none; transition: 0.3s; box-sizing: border-box; }
        .advaxe-direct-order-btn:hover { background: #004d40; color: #fff; }

/* ============================================================== */
        /* PREMIUM CONTACT CARDS (Call & WhatsApp) */
        /* ============================================================== */
        .advaxe-contact-grid { display: flex; gap: 15px; width: 100%; margin-bottom: 5px; margin-top: 10px; }
        .advaxe-contact-card { 
            flex: 1; 
            border-radius: 12px; 
            padding: 10px 5px; 
            display: flex; 
            align-items: center; 
            gap: 12px; 
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            text-decoration: none !important;
        }
        .advaxe-contact-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
        }
        .advaxe-c-icon { 
            width: 45px; 
            height: 45px; 
            border-radius: 10px; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            font-size: 24px; 
            flex-shrink: 0;
            transition: all 0.3s ease;
        }
        .advaxe-c-text { display: flex; flex-direction: column; justify-content: center; }
        .advaxe-c-text h4 { margin: 0; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; line-height: 1.2; margin-bottom: 2px; }
        .advaxe-c-text p { margin: 0; font-size: 12px; font-weight: 700; line-height: 1.2; }

/* --- Style 1: White Cards --- */
        .advaxe-contact-card.style-1 {
            background: #fff;
            border: 1px solid #e2e8f0; 
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03); 
        }
        .advaxe-contact-card.style-1:hover { border-color: #cbd5e1; }
        .advaxe-contact-card.style-1 .advaxe-c-text h4 { color: #64748b; }
        .advaxe-contact-card.style-1 .advaxe-c-text p { color: #1e293b; }
        .advaxe-contact-card.style-1 .icon-call { background: linear-gradient(135deg, #e0f2f1 0%, #b2dfdb 100%); color: #00796b; }
        .advaxe-contact-card.style-1 .icon-wa { background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%); color: #128c7e; }

/* --- Style 2: Premium Colored Cards --- */
        .advaxe-contact-card.style-2 {
            border: none;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        }
        .advaxe-contact-card.style-2.call-card { background: linear-gradient(135deg, #00796b 0%, #004d40 100%); }
        .advaxe-contact-card.style-2.wa-card { background: linear-gradient(135deg, #25D366 0%, #128C7E 100%); }
        
        .advaxe-contact-card.style-2 .advaxe-c-icon { background: rgba(255, 255, 255, 0.2); color: #ffffff; }
        .advaxe-contact-card.style-2 .advaxe-c-text h4 { color: rgba(255, 255, 255, 0.8); }
        .advaxe-contact-card.style-2 .advaxe-c-text p { color: #ffffff; }
        .advaxe-contact-card.style-2:hover { box-shadow: 0 8px 15px rgba(0,0,0,0.15); }

/* ============================================================== */
        /* PREMIUM TABS, DESCRIPTION, REVIEWS & ADDITIONAL INFO DESIGN */
        /* ============================================================== */
        
        /* Unified Card Layout */
        .woocommerce-tabs { 
            margin-top: 1px !important; 
            background: #fff; 
            border: 1px solid #e2e8f0; 
            border-radius: 8px; 
            overflow: hidden; 
            box-shadow: none !important; 
            display: block;
        }
        
        /* Modern Segmented Tab Buttons (Centered & Responsive) */
        .woocommerce-tabs ul.tabs { 
            margin: 0 !important; 
            padding: 0 !important; 
            display: flex !important; 
            flex-wrap: wrap !important;
            justify-content: center !important;
            width: 100% !important; 
            background: #f8fafc !important; 
            border-bottom: 1px solid #e2e8f0 !important; 
            list-style: none !important;
        }
        .woocommerce-tabs ul.tabs li { 
            width: auto !important; 
            flex-grow: 1 !important; 
            margin: 0 !important; 
            border: none !important; 
            background: transparent !important; 
            text-align: center; 
            display: block !important; 
            border-right: 1px solid #e2e8f0 !important;
        }
        .woocommerce-tabs ul.tabs li:last-child { border-right: none !important; }
        .woocommerce-tabs ul.tabs li a { 
            padding: 14px 10px !important; 
            width: 100%; 
            display: block; 
            font-weight: 600; 
            color: #64748b !important; 
            text-transform: uppercase;
            font-size: 14px;
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
            text-decoration: none;
            box-sizing: border-box;
        }
        .woocommerce-tabs ul.tabs li.active { background: #fff !important; }
        .woocommerce-tabs ul.tabs li.active a { color: var(--pfs-primary) !important; }
        
        @media (max-width: 480px) {
            .woocommerce-tabs ul.tabs li a { font-size: 12px; padding: 12px 5px !important; }
        }

/* Inside Tab Content Panel (Reduced Padding) */
        .woocommerce-tabs .panel { 
            padding: 15px !important; 
            margin: 0 !important; 
            border: none !important; 
            box-shadow: none !important; 
        }
        .woocommerce-tabs .panel > h2:first-of-type { display: none !important; }
        
        /* Description Tab Typography & WP Editor HTML Support */
        .woocommerce-Tabs-panel--description, .woocommerce-product-details__short-description {
            color: #475569; font-size: 16px; line-height: 1.8 !important;
        }
        .woocommerce-Tabs-panel--description p, .woocommerce-product-details__short-description p { margin-bottom: 15px; }
        .woocommerce-Tabs-panel--description img { max-width: 100%; height: auto; border-radius: 8px; margin: 15px 0; display: block; }
        
        .woocommerce-Tabs-panel--description strong, .woocommerce-Tabs-panel--description b, .woocommerce-product-details__short-description strong, .woocommerce-product-details__short-description b { font-weight: bold !important; color: #1e293b; }
        .woocommerce-Tabs-panel--description em, .woocommerce-Tabs-panel--description i, .woocommerce-product-details__short-description em, .woocommerce-product-details__short-description i { font-style: italic !important; }
        .woocommerce-Tabs-panel--description ul, .woocommerce-Tabs-panel--description ol, .woocommerce-product-details__short-description ul, .woocommerce-product-details__short-description ol { margin-bottom: 15px; padding-left: 20px !important; }
        .woocommerce-Tabs-panel--description ul, .woocommerce-product-details__short-description ul { list-style-type: disc !important; }
        .woocommerce-Tabs-panel--description ol, .woocommerce-product-details__short-description ol { list-style-type: decimal !important; }
        .woocommerce-Tabs-panel--description li, .woocommerce-product-details__short-description li { margin-bottom: 8px; display: list-item; }
        .woocommerce-Tabs-panel--description h1, .woocommerce-Tabs-panel--description h2, .woocommerce-Tabs-panel--description h3, .woocommerce-Tabs-panel--description h4, .woocommerce-Tabs-panel--description h5, .woocommerce-Tabs-panel--description h6 { color: #1e293b; margin-top: 1.5em; margin-bottom: 0.5em; font-weight: 600; line-height: 1.3; }

/* Additional Information Tab Redesign (No inner border/radius) */
        .woocommerce-Tabs-panel--additional_information table.woocommerce-product-attributes {
            width: 100%; border-collapse: collapse; border: none !important; margin: 0;
        }
        .woocommerce-Tabs-panel--additional_information table th,
        .woocommerce-Tabs-panel--additional_information table td {
            padding: 10px 5px !important; border-bottom: 1px solid #e2e8f0; text-align: left; font-size: 15px;
        }
        .woocommerce-Tabs-panel--additional_information table th {
            width: 35%; font-weight: 600; color: #1e293b; border-right: none !important; background: transparent !important;
        }
        .woocommerce-Tabs-panel--additional_information table td { color: #475569; }
        .woocommerce-Tabs-panel--additional_information table td p { margin: 0; }
        .woocommerce-Tabs-panel--additional_information table tr:last-child th,
        .woocommerce-Tabs-panel--additional_information table tr:last-child td { border-bottom: none; }

/* Reviews Tab Redesign (Minimalist) */
        #reviews #comments h2 { font-size: 18px; font-weight: 600; color: #1e293b; margin-bottom: 20px; display: block !important; }
        #reviews ol.commentlist { padding: 0; list-style: none; margin: 0; }
        #reviews ol.commentlist li { margin-bottom: 15px; }
        #reviews .comment_container { display: flex; gap: 15px; padding: 10px 0 !important; border: none !important; background: transparent !important; border-bottom: 1px solid #f1f5f9 !important; border-radius: 0 !important; }
        #reviews .comment_container img.avatar { width: 50px; height: 50px; border-radius: 50%; padding: 0; border: none; }
        #reviews .comment-text { flex: 1; position: relative; }
        #reviews .comment-text p.meta { font-size: 13px; color: #94a3b8; margin-bottom: 5px; }
        #reviews .comment-text p.meta strong { color: #1e293b; font-size: 15px; font-weight: 600; }
        #reviews .description { color: #475569; line-height: 1.6; font-size: 14px; }
        #reviews .description p { margin: 0; }
        
        /* Updated Stars Color & Smaller Size */
        #reviews .star-rating { position: absolute; top: 0; right: 0; font-size: 10px !important; }
        .woocommerce .star-rating, 
        .woocommerce .star-rating span::before, 
        .woocommerce p.stars a, 
        .woocommerce p.stars a::before { color: var(--pfs-primary) !important; }
        .woocommerce p.stars a, .woocommerce p.stars a::before { font-size: 16px !important; }
        
        /* Review Form Redesign (Minimalist) */
        #review_form_wrapper { margin-top: 30px; padding: 15px; border: 1px solid #e2e8f0; border-radius: 8px; background: #fafafa; }
        #review_form_wrapper .comment-reply-title { font-size: 16px; font-weight: 600; color: #1e293b; margin-bottom: 15px; display: block; }
        #review_form_wrapper .comment-form-rating { margin-bottom: 15px; display: flex; align-items: center; gap: 10px; }
        #review_form_wrapper .comment-form-rating label { font-weight: 600; color: #475569; }
        #review_form_wrapper p.comment-form-comment textarea { width: 100%; border: 1px solid #cbd5e1; border-radius: 6px; padding: 12px; font-family: inherit; font-size: 14px; resize: vertical; min-height: 100px; transition: 0.3s; }
        #review_form_wrapper p.comment-form-comment textarea:focus { border-color: var(--pfs-primary); outline: none; }
        #review_form_wrapper p.comment-form-author input,
        #review_form_wrapper p.comment-form-email input { width: 100%; border: 1px solid #cbd5e1; border-radius: 6px; padding: 10px 12px; margin-bottom: 10px; font-size: 14px; transition: 0.3s; }
        #review_form_wrapper p.comment-form-author input:focus,
        #review_form_wrapper p.comment-form-email input:focus { border-color: var(--pfs-primary); outline: none; }
        #review_form_wrapper .form-submit { margin-top: 15px; }
        #review_form_wrapper .form-submit input.submit { background: var(--pfs-primary); color: #fff; border: none; padding: 10px 20px; border-radius: 6px; font-weight: bold; font-size: 14px; cursor: pointer; transition: 0.3s; }
        #review_form_wrapper .form-submit input.submit:hover { background: #004d40; }

.related.products { width:100%; margin-top: 30px; border-top: 1px solid #e2e8f0; padding-top: 20px; }
        .related.products > h2 { font-size: 20px; margin-bottom: 15px; border-left: 4px solid var(--pfs-primary); padding-left: 10px; text-transform: uppercase; font-weight: 700; color: #1e293b; }
        
        /* PREMIUM POPUP DESIGN */
        #advaxe-ajax-notify {
            position: fixed; top: -100px; left: 50%; transform: translateX(-50%); background: #fff; color: #333; padding: 16px 24px; border-radius: 12px; z-index: 999999; display: flex; align-items: center; justify-content: space-between; gap: 20px; box-shadow: 0 10px 40px rgba(0,0,0,0.2); font-size: 15px; font-weight: 600; transition: top 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275); min-width: 320px; max-width: 90%; border-left: 6px solid var(--pfs-primary);
        }
        #advaxe-ajax-notify.show { top: 30px; }
        #advaxe-ajax-notify.error { border-left-color: #dc3232; }
        #advaxe-ajax-notify .advaxe-notify-content { display: flex; align-items: center; gap: 12px; }
        .advaxe-icon-wrap { display: flex; align-items: center; justify-content: center; width: 30px; height: 30px; border-radius: 50%; }
        #advaxe-ajax-notify.success .advaxe-icon-wrap { background: rgba(0, 121, 107, 0.1); color: var(--pfs-primary); }
        #advaxe-ajax-notify.error .advaxe-icon-wrap { background: rgba(220, 50, 50, 0.1); color: #dc3232; }
        #advaxe-ajax-notify .dashicons { font-size: 18px; width: 18px; height: 18px; }
        #advaxe-ajax-notify .advaxe-notify-btn { background: var(--pfs-primary); color: #fff; padding: 8px 16px; border-radius: 6px; text-decoration: none; font-size: 13px; font-weight: bold; transition: all 0.3s ease; white-space: nowrap; box-shadow: 0 4px 10px rgba(0, 121, 107, 0.2); }
        #advaxe-ajax-notify .advaxe-notify-btn:hover { background: #004d40; transform: translateY(-2px); color: #fff; }
    </style>
    <?php
}

$('.advaxe-g-item').on('click', function(){
                var fullSrc = $(this).data('full');
                $('.advaxe-main-img').attr('src', fullSrc).attr('srcset', '');
                $('.advaxe-g-item').removeClass('active-thumb');
                $(this).addClass('active-thumb');
            });

$(document).on('click', '.advaxe-swatch-item', function() {
                var $this = $(this);
                var val = $this.data('value');
                var $wrapper = $this.closest('.advaxe-swatches');
                var selectId = $wrapper.data('select-id');
                var $select = $('#' + selectId);

if($this.hasClass('selected')) {
                    $this.removeClass('selected');
                    $select.val('').trigger('change');
                } else {
                    $wrapper.find('.advaxe-swatch-item').removeClass('selected');
                    $this.addClass('selected');
                    $select.val(val).trigger('change');
                }
            });

$(document).on('reset_data', function() { $('.advaxe-swatch-item').removeClass('selected'); });

$('body').on('click', '.advaxe-qty-btn', function() {
                var $button = $(this);
                var $input = $button.parent().find('.qty');
                var val = parseFloat($input.val());
                var step = parseFloat($input.attr('step')) || 1;
                var min = parseFloat($input.attr('min')) || 1;

if ($button.hasClass('plus')) { $input.val(val + step).trigger('change'); } 
                else { if (val > min) $input.val(val - step).trigger('change'); }
            });

// ANTI-DOUBLE CART SUBMISSION LOGIC
            $(document).off('submit', 'form.cart').on('submit', 'form.cart', function(e) {
                var $form = $(this);
                if($form.closest('.product').hasClass('product-type-external')) return true;

e.preventDefault();
                e.stopImmediatePropagation();
                
                var is_variable = $form.find('.variations').length > 0;
                if( is_variable ) {
                    var varID = $form.find('input[name="variation_id"]').val();
                    if( !varID || varID == 0 || varID == '' ) {
                        showAdvaxeNotice('error', 'Please select product options first.');
                        return false;
                    }
                }

var $btn = $form.find('button[name="add-to-cart"], button[type="submit"], .single_add_to_cart_button');
                if( $btn.hasClass('disabled') || $btn.hasClass('loading') ) return false;

$btn.addClass('loading');
                
                var formData = new FormData($form[0]);
                formData.append('action', 'advaxe_add_to_cart');
                
                var product_id = $btn.val() || $form.find('input[name="product_id"]').val() || formData.get('add-to-cart');
                
                if(formData.has('add-to-cart')) { formData.delete('add-to-cart'); }
                formData.set('product_id', product_id);

$.ajax({
                    type: 'POST',
                    url: advaxe_ajax_url,
                    data: formData,
                    processData: false, 
                    contentType: false,
                    success: function(response) {
                        $btn.removeClass('loading');
                        if (response.error || response.success === false) { 
                            showAdvaxeNotice('error', 'Could not add to cart.');
                            return; 
                        }
                        showAdvaxeNotice('success', 'Successfully added to your cart!', advaxe_cart_url);
                        var fragments = response.fragments || {};
                        var cart_hash = response.cart_hash || '';

if (fragments) {
                            $.each(fragments, function(key, value) { $(key).replaceWith(value); });
                        }
                        
                        $(document.body).trigger('added_to_cart', [ fragments, cart_hash, $btn ]);
                        $(document.body).trigger('wc_fragment_refresh'); 
                    },
                    error: function() {
                        $btn.removeClass('loading');
                        showAdvaxeNotice('error', 'Something went wrong. Please try again.');
                    }
                });
                return false;
            });
        });
    </script>
    <?php
}

// ==============================================================
// ৩. সিংগেল প্রোডাক্ট লুপ ওভাররাইড ও ট্যাব রি-অর্ডার
// ==============================================================
add_action('woocommerce_init', 'advaxe_single_override_templates');

function advaxe_single_override_templates() {
    remove_action( 'woocommerce_before_single_product_summary', 'woocommerce_show_product_images', 20 );
    remove_action( 'woocommerce_before_single_product_summary', 'woocommerce_show_product_sale_flash', 10 ); 
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_title', 5 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_rating', 10 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_price', 10 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_excerpt', 20 ); 
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_meta', 40 ); 
    remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_product_data_tabs', 10 );
    remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_related_products', 20 );

add_action( 'woocommerce_before_single_product_summary', 'advaxe_custom_single_gallery', 20 );
    add_action( 'woocommerce_single_product_summary', 'advaxe_custom_single_title', 5 );
    add_action( 'woocommerce_single_product_summary', 'advaxe_custom_single_price', 10 );
    add_action( 'woocommerce_single_product_summary', 'advaxe_custom_single_excerpt', 20 ); 
    add_action( 'woocommerce_after_add_to_cart_form', 'advaxe_single_product_custom_elements', 15 );
    add_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_product_data_tabs', 20 );
    add_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_related_products', 30 );
}

// ট্যাব সিরিয়াল পরিবর্তন এবং Additional Information হাইড/শো
add_filter( 'woocommerce_product_tabs', 'advaxe_reorder_tabs', 98 );
function advaxe_reorder_tabs( $tabs ) {
    if(isset($tabs['description'])) {
        $tabs['description']['priority'] = 10;
    }
    if(isset($tabs['reviews'])) {
        $tabs['reviews']['priority'] = 20;
    }
    
    // --- Additional Information Tab Control ---
    // নিচে unset(...) লাইনটির কারণে "Additional Information" ট্যাবটি এখন অফ আছে।
    // ভবিষ্যতে আবার অন করতে চাইলে unset লাইনটি মুছে ফেলুন (বা শুরুতে // দিন) এবং নিচের /* ... */ কমেন্ট ব্লকটি সরিয়ে দিন।
    
    unset($tabs['additional_information']); // ট্যাবটি অফ করতে এই লাইনটি কাজ করছে
    
    /* if(isset($tabs['additional_information'])) {
        $tabs['additional_information']['priority'] = 30;
    }
    */
    
    return $tabs;
}

// ==============================================================
// ৪. সুইচার জেনারেটর (Advanced Swatches Integration)
// ==============================================================
add_filter( 'woocommerce_dropdown_variation_attribute_options_html', 'advaxe_custom_swatches_html', 10, 2 );

function advaxe_custom_swatches_html( $html, $args ) {
    $options   = $args['options'];
    $product   = $args['product'];
    $attribute = $args['attribute'];
    $name      = $args['name'] ? $args['name'] : 'attribute_' . sanitize_title( $attribute );
    $id        = $args['id'] ? $args['id'] : sanitize_title( $attribute );
    $class     = $args['class'];

$html = '<select id="' . esc_attr( $id ) . '" class="' . esc_attr( $class ) . '" name="' . esc_attr( $name ) . '" data-attribute_name="attribute_' . esc_attr( sanitize_title( $attribute ) ) . '" data-show_option_none="' . ( $args['show_option_none'] ? 'yes' : 'no' ) . '" style="display:none !important;">';
    $html .= '<option value="">' . esc_html( $args['show_option_none'] ? $args['show_option_none'] : __( 'Choose an option', 'woocommerce' ) ) . '</option>';

if ( ! empty( $options ) ) {
        if ( $product && taxonomy_exists( $attribute ) ) {
            $terms = wc_get_product_terms( $product->get_id(), $attribute, array( 'fields' => 'all' ) );
            foreach ( $terms as $term ) {
                if ( in_array( $term->slug, $options, true ) ) {
                    $html .= '<option value="' . esc_attr( $term->slug ) . '" ' . selected( sanitize_title( $args['selected'] ), $term->slug, false ) . '>' . esc_html( apply_filters( 'woocommerce_variation_option_name', $term->name, $term, $attribute, $product ) ) . '</option>';
                }
            }
        } else {
            foreach ( $options as $option ) {
                $selected = sanitize_title( $args['selected'] ) === $args['selected'] ? selected( $args['selected'], sanitize_title( $option ), false ) : selected( $args['selected'], $option, false );
                $html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( apply_filters( 'woocommerce_variation_option_name', $option, null, $attribute, $product ) ) . '</option>';
            }
        }
    }
    $html .= '</select>';

$forced_colors = array_map('trim', explode(',', get_option('advaxe_color_attrs', 'color, colour, রং')));
    $forced_texts = array_map('trim', explode(',', get_option('advaxe_text_attrs', 'size, dimension')));
    
    $raw_colors = get_option('advaxe_custom_colors', '');
    $custom_color_map = [];
    if(!empty($raw_colors)) {
        $lines = preg_split("/\r\n|\n|\r/", $raw_colors);
        foreach($lines as $line) {
            if(strpos($line, ':') !== false) {
                list($c_name, $c_hex) = explode(':', $line, 2);
                $custom_color_map[mb_strtolower(trim($c_name))] = trim($c_hex);
            }
        }
    }

$is_color = false;
    $attr_label = wc_attribute_label( $attribute );
    $label_lower = mb_strtolower($attr_label);
    
    if ( in_array($label_lower, array_map('mb_strtolower', $forced_colors)) ) {
        $is_color = true;
    } elseif ( in_array($label_lower, array_map('mb_strtolower', $forced_texts)) ) {
        $is_color = false;
    } else {
        if( stripos($attr_label, 'color') !== false || stripos($attr_label, 'colour') !== false || stripos($attr_label, 'রং') !== false ) {
            $is_color = true;
        }
    }

$html .= '<div class="advaxe-swatches" data-select-id="' . esc_attr( $id ) . '">';
    if ( ! empty( $options ) ) {
        if ( $product && taxonomy_exists( $attribute ) ) {
            $terms = wc_get_product_terms( $product->get_id(), $attribute, array( 'fields' => 'all' ) );
            foreach ( $terms as $term ) {
                if ( in_array( $term->slug, $options, true ) ) {
                    $val = esc_attr( $term->slug );
                    $label = esc_html( apply_filters( 'woocommerce_variation_option_name', $term->name, $term, $attribute, $product ) );
                    
                    $specific_color = '';
                    $label_key = mb_strtolower($label);
                    if(isset($custom_color_map[$label_key])) {
                        $specific_color = $custom_color_map[$label_key];
                        $is_color_item = true;
                    } else {
                        $is_color_item = $is_color;
                    }
                    
                    $html .= advaxe_generate_swatch_item($val, $label, $is_color_item, $args['selected'], $specific_color);
                }
            }
        } else {
            foreach ( $options as $option ) {
                $val = esc_attr( $option );
                $label = esc_html( apply_filters( 'woocommerce_variation_option_name', $option, null, $attribute, $product ) );
                
                $specific_color = '';
                $label_key = mb_strtolower($label);
                if(isset($custom_color_map[$label_key])) {
                    $specific_color = $custom_color_map[$label_key];
                    $is_color_item = true;
                } else {
                    $is_color_item = $is_color;
                }
                
                $html .= advaxe_generate_swatch_item($val, $label, $is_color_item, $args['selected'], $specific_color);
            }
        }
    }
    $html .= '</div>';

return $html;
}

function advaxe_generate_swatch_item($val, $label, $is_color, $selected_val, $specific_color = '') {
    $class = 'advaxe-swatch-item';
    $class .= $is_color ? ' swatch-color' : ' swatch-text';

if( sanitize_title($selected_val) === sanitize_title($val) || $selected_val === $val ) {
        $class .= ' selected';
    }

$style = '';
    if($is_color) {
        $bg_color = !empty($specific_color) ? $specific_color : strtolower($label);
        $style = 'background-color: ' . esc_attr($bg_color) . ';'; 
    }

return '<span class="'.esc_attr($class).'" data-value="'.esc_attr($val).'" style="'.esc_attr($style).'" title="'.esc_attr($label).'">' . ($is_color ? '' : esc_html($label)) . '</span>';
}

// ==============================================================
// ৫. সিংগেল প্রোডাক্ট কাস্টম ফাংশনস
// ==============================================================
function advaxe_custom_single_gallery() {
    global $product;
    $feat_id = $product->get_image_id();
    $gallery_ids = $product->get_gallery_image_ids();
    $main_img_url = wp_get_attachment_image_url($feat_id, 'large') ?: wc_placeholder_img_src();
    
    $all_images = [];
    if($feat_id) $all_images[] = $feat_id;
    if($gallery_ids) { foreach($gallery_ids as $gid) { $all_images[] = $gid; } }
    $all_images = array_unique($all_images);
    ?>
    <div class="advaxe-sp-gallery-wrapper">
        <div class="advaxe-main-img-wrap"><img src="<?php echo esc_url($main_img_url); ?>" class="advaxe-main-img"></div>
        <?php if(count($all_images) > 0): ?>
        <div class="advaxe-gallery-strip">
            <?php 
            $count = 0;
            foreach($all_images as $img_id): 
                $thumb_url = wp_get_attachment_image_url($img_id, 'woocommerce_thumbnail');
                $full_url = wp_get_attachment_image_url($img_id, 'large');
                $active_class = ($count == 0) ? 'active-thumb' : '';
            ?>
            <div class="advaxe-g-item <?php echo $active_class; ?>" data-full="<?php echo esc_url($full_url); ?>">
                <img src="<?php echo esc_url($thumb_url); ?>">
            </div>
            <?php $count++; endforeach; ?>
        </div>
        <?php endif; ?>
    </div>
    <?php
}

function advaxe_custom_single_title() { the_title( '<h1 class="advaxe-single-title">', '</h1>' ); }

function advaxe_custom_single_excerpt() {
    global $post;
    if ( ! $post->post_excerpt ) return;
    echo '<div class="woocommerce-product-details__short-description">' . do_shortcode( wpautop( $post->post_excerpt ) ) . '</div>';
}

add_filter( 'woocommerce_output_related_products_args', 'advaxe_change_related_products_limit' );
function advaxe_change_related_products_limit( $args ) {
    $args['posts_per_page'] = get_option('advaxe_rel_prod_count', 4);
    $args['columns'] = 2;
    return $args;
}

// ==============================================================
// ৬. কাস্টম AJAX অ্যাড টু কার্ট (সিম্পল এবং ভেরিয়েবল উভয়ের জন্য)
// ==============================================================
add_action('wp_ajax_advaxe_add_to_cart', 'advaxe_ajax_add_to_cart_handler');
add_action('wp_ajax_nopriv_advaxe_add_to_cart', 'advaxe_ajax_add_to_cart_handler');

function advaxe_ajax_add_to_cart_handler() {
    ob_start();
    
    $product_id   = apply_filters('woocommerce_add_to_cart_product_id', absint($_POST['product_id']));
    $quantity     = empty($_POST['quantity']) ? 1 : wc_stock_amount(wp_unslash($_POST['quantity']));
    $variation_id = isset($_POST['variation_id']) ? absint($_POST['variation_id']) : 0;
    $variations   = [];

foreach ($_POST as $key => $value) {
        if ('attribute_' === substr($key, 0, 10)) {
            $variations[$key] = wp_unslash($value);
        }
    }

$passed_validation = apply_filters('woocommerce_add_to_cart_validation', true, $product_id, $quantity, $variation_id, $variations);

if ($passed_validation && WC()->cart->add_to_cart($product_id, $quantity, $variation_id, $variations)) {
        do_action('woocommerce_ajax_added_to_cart', $product_id);
        WC_AJAX::get_refreshed_fragments(); 
    } else {
        wp_send_json_error(array('error' => true));
    }
    wp_die();
}
?>