نمایش کد رهگیری به کاربر

// 1. ثبت باکس متا (با پشتیبانی از سیستم جدید ووکامرس)
add_action('add_meta_boxes', 'myt_register_tracking_box');

function myt_register_tracking_box() {
    $screen = 'shop_order'; 
    if (function_exists('wc_get_page_screen_id')) {
        $screen = wc_get_page_screen_id('shop-order');
    }

    add_meta_box(
        'myt_tracking_mb',
        'اطلاعات ارسال پستی',
        'myt_render_box_content',
        $screen, 
        'side',
        'high'
    );
}

// 2. نمایش فیلد ورودی در پنل ادمین
function myt_render_box_content($post_or_order_object) {
    $order = ($post_or_order_object instanceof WC_Order) ? $post_or_order_object : wc_get_order($post_or_order_object->ID);
    if (!$order) return;

    wp_nonce_field('myt_save_action', 'myt_nonce');
    $val = $order->get_meta('_myt_tracking_id', true);
    ?>
    <div class="myt-field-group">
        <label for="myt_tracking_id"><strong>کد رهگیری:</strong></label>
        <input type="text" id="myt_tracking_id" name="myt_tracking_id" 
               value="<?php echo esc_attr($val); ?>" 
               style="width:100%; margin-top:5px;" placeholder="کد را وارد کنید..." />
        <p style="color:#666; font-size:12px; margin-top:5px;">سپس دکمه بروزرسانی سفارش را بزنید.</p>
    </div>
    <?php
}

// 3. ذخیره‌سازی دیتا (سازگار با HPOS)
add_action('woocommerce_process_shop_order_meta', 'myt_save_tracking_data');

function myt_save_tracking_data($order_id) {
    if (!isset($_POST['myt_nonce']) || !wp_verify_nonce($_POST['myt_nonce'], 'myt_save_action')) {
        return;
    }

    $order = wc_get_order($order_id);
    if (!$order) return;

    if (isset($_POST['myt_tracking_id'])) {
        $code = sanitize_text_field($_POST['myt_tracking_id']);
        if (!empty($code)) {
            $order->update_meta_data('_myt_tracking_id', $code);
        } else {
            $order->delete_meta_data('_myt_tracking_id');
        }
        $order->save();
    }
}

// 4. نمایش در صفحه جزییات سفارش (طراحی جدید)
add_action('woocommerce_order_details_after_order_table', 'myt_show_tracking_info');

function myt_show_tracking_info($order) {
    if (is_numeric($order)) {
        $order = wc_get_order($order);
    }
    
    if (!$order instanceof WC_Order) return;

    $tracking_code = $order->get_meta('_myt_tracking_id', true);
    if (empty($tracking_code)) return;

    $post_url = 'https://tracking.post.ir/search.aspx?id=' . rawurlencode($tracking_code);
    ?>
    <div class="myt-card-wrapper">
        <div class="myt-card-header">
            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="myt-icon-truck"><rect x="1" y="3" width="15" height="13"></rect><polygon points="16 8 20 8 23 11 23 16 16 16 16 8"></polygon><circle cx="5.5" cy="18.5" r="2.5"></circle><circle cx="18.5" cy="18.5" r="2.5"></circle></svg>
            <h3 class="myt-title">وضعیت مرسوله پستی</h3>
        </div>
        
        <div class="myt-card-body">
            <p class="myt-desc">سفارش شما تحویل اداره پست شده است. کد رهگیری در زیر قابل مشاهده است:</p>
            
            <div class="myt-actions-row">
                <!-- دکمه کپی کد -->
                <div class="myt-code-container">
                    <span class="myt-label">کد رهگیری:</span>
                    <span class="myt-code-number"><?php echo esc_html($tracking_code); ?></span>
                    <button type="button" class="myt-btn-copy" data-code="<?php echo esc_attr($tracking_code); ?>" aria-label="کپی کد رهگیری">
                        <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"></rect><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"></path></svg>
                        <span class="myt-tooltip">کپی شد!</span>
                    </button>
                </div>

                <!-- دکمه لینک پست -->
                <a href="<?php echo esc_url($post_url); ?>" target="_blank" class="myt-btn-track">
                    رهگیری در سایت پست
                    <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" style="margin-right:5px;"><path d="M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6"></path><polyline points="15 3 21 3 21 9"></polyline><line x1="10" y1="14" x2="21" y2="3"></line></svg>
                </a>
            </div>
        </div>
    </div>
    <?php
}

// 5. استایل‌ها و اسکریپت‌ها (دیزاین مدرن + فونت وزیر)
add_action('wp_footer', 'myt_footer_scripts');

function myt_footer_scripts() {
    if (!is_wc_endpoint_url('view-order') && !is_wc_endpoint_url('order-received')) {
        return;
    }
    ?>
    <style>
        /* Container Style */
        .myt-card-wrapper {
            background-color: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
            margin: 30px 0;
            overflow: hidden;
            font-family: "Vazirmatn", "Vazir", Tahoma, sans-serif !important;
            direction: rtl;
        }

        /* Header */
        .myt-card-header {
            background-color: #f8fafc;
            padding: 15px 20px;
            border-bottom: 1px solid #e2e8f0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .myt-icon-truck {
            color: #3b82f6; /* Blue Color */
        }
        .myt-title {
            margin: 0 !important;
            font-size: 16px !important;
            font-weight: 700 !important;
            color: #1e293b !important;
            font-family: "Vazirmatn", "Vazir", sans-serif !important;
        }

        /* Body */
        .myt-card-body {
            padding: 20px;
        }
        .myt-desc {
            margin: 0 0 20px 0 !important;
            color: #64748b;
            font-size: 14px !important;
            line-height: 1.6;
            font-family: "Vazirmatn", "Vazir", sans-serif !important;
        }

        /* Actions Area */
        .myt-actions-row {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            align-items: center;
            justify-content: space-between;
        }

        /* Code Box */
        .myt-code-container {
            display: flex;
            align-items: center;
            background: #f1f5f9;
            padding: 8px 12px;
            border-radius: 8px;
            border: 1px dashed #cbd5e1;
            flex-grow: 1;
            min-width: 250px;
            position: relative;
        }
        .myt-label {
            font-weight: 500;
            color: #475569;
            font-size: 13px;
            margin-left: 8px;
        }
        .myt-code-number {
            font-family: "Vazirmatn", monospace !important;
            font-weight: 700;
            font-size: 16px;
            color: #0f172a;
            letter-spacing: 1px;
            flex-grow: 1;
            text-align: center;
        }
        
        /* Copy Button */
        .myt-btn-copy {
            background: transparent;
            border: none;
            cursor: pointer;
            color: #64748b;
            padding: 5px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s;
            border-radius: 4px;
        }
        .myt-btn-copy:hover {
            color: #3b82f6;
            background-color: rgba(59, 130, 246, 0.1);
        }

        /* Track Button */
        .myt-btn-track {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: #3b82f6;
            color: #fff !important;
            padding: 10px 20px;
            border-radius: 8px;
            font-size: 14px !important;
            font-weight: 500;
            text-decoration: none !important;
            transition: background 0.3s;
            white-space: nowrap;
            font-family: "Vazirmatn", "Vazir", sans-serif !important;
            border: 1px solid #3b82f6;
        }
        .myt-btn-track:hover {
            background-color: #2563eb;
        }

        /* Tooltip */
        .myt-tooltip {
            position: absolute;
            background-color: #1e293b;
            color: #fff;
            padding: 4px 8px;
            border-radius: 4px;
            font-size: 11px;
            top: -30px;
            left: 50%;
            transform: translateX(-50%);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.2s;
            pointer-events: none;
            white-space: nowrap;
        }
        .myt-tooltip::after {
            content: '';
            position: absolute;
            top: 100%;
            left: 50%;
            margin-left: -4px;
            border-width: 4px;
            border-style: solid;
            border-color: #1e293b transparent transparent transparent;
        }
        .myt-btn-copy.copied .myt-tooltip {
            opacity: 1;
            visibility: visible;
            top: -35px;
        }

        /* Responsive Design */
        @media (max-width: 600px) {
            .myt-actions-row {
                flex-direction: column;
                align-items: stretch;
            }
            .myt-code-container {
                width: 100%;
                justify-content: space-between;
                box-sizing: border-box;
            }
            .myt-btn-track {
                width: 100%;
                box-sizing: border-box;
            }
            .myt-code-number {
                text-align: right;
                font-size: 14px;
            }
        }
    </style>
    <script>
    document.addEventListener('DOMContentLoaded', function() {
        // Find all copy buttons
        const copyBtns = document.querySelectorAll('.myt-btn-copy');
        
        copyBtns.forEach(btn => {
            btn.addEventListener('click', function(e) {
                e.preventDefault();
                const code = this.getAttribute('data-code');
                
                // Copy logic
                if (navigator.clipboard && navigator.clipboard.writeText) {
                    navigator.clipboard.writeText(code).then(() => showTooltip(this));
                } else {
                    // Fallback for older browsers
                    const textArea = document.createElement("textarea");
                    textArea.value = code;
                    document.body.appendChild(textArea);
                    textArea.select();
                    try {
                        document.execCommand('copy');
                        showTooltip(this);
                    } catch (err) {}
                    document.body.removeChild(textArea);
                }
            });
        });

        function showTooltip(btn) {
            btn.classList.add('copied');
            setTimeout(() => {
                btn.classList.remove('copied');
            }, 2000);
        }
    });
    </script>
    <?php
}