Nút copy mã giảm giá tự động mở link affiliate

//Tạo nút copy mã giảm giá có tự động mở link aff trong tab mới.
add_action('wp_enqueue_scripts', function() {
wp_register_style('hocban-coupon-style', false);
wp_register_script('hocban-coupon-js', false, array(), false, true);
});
add_shortcode('coupon_link', function($atts) {
static $hocban_loaded = false;
$atts = shortcode_atts(array(
'link' => 'https://hocban.vn',
'coupon' => 'HOCBAN'
), $atts, 'coupon_link');
if (!$hocban_loaded) {
wp_enqueue_style('hocban-coupon-style');
wp_add_inline_style('hocban-coupon-style', '
.hocban-wrapper { display: flex; flex-direction: column; align-items: center; margin: 25px 0; clear: both; }
.coupon-box-wp { max-width: 210px; width: 100%; text-align: center; }
.coupon-input-container-wp { position: relative; width: 100%; height: 48px; }
.coupon-box-wp input {
padding: 12px !important; border: 1px solid #ccc !important; border-radius: 6px !important;
width: 100% !important; height: 100% !important; font-size: 16.8px !important;
padding-right: 25% !important; text-align: right !important; box-sizing: border-box !important;
background: white !important; color: #333 !important; outline: none !important; font-weight: bold !important;
}
.copy-btn-wp {
position: absolute; left: 0; top: 0; width: 60%; height: 100%;
border: 3px dashed #ff9800; cursor: pointer; font-size: 16.8px; font-weight: 600;
display: flex; align-items: center; justify-content: center;
clip-path: polygon(0 0, 90% 0, 100% 100%, 0 100%);
border-radius: 6px 0 0 6px; transition: all 0.3s ease; z-index: 2;
background: #ffc107; color: #333; text-decoration: none;
}
.copy-btn-wp:hover { background: #28a745; color: white; border-color: #218838; }
.copy-btn-wp.revealed { transform: translateX(-100%); opacity: 0; pointer-events: none; }
.success-msg-wp { margin: 15px 0 0; font-size: 16.8px; color: #28a745; display: none; min-width: 400px; text-align: center; font-weight: 500; }
.success-msg-wp.show { display: block; }
');
wp_enqueue_script('hocban-coupon-js');
wp_add_inline_script('hocban-coupon-js', "
document.addEventListener('click', function(e) {
const btn = e.target.closest('.copy-btn-wp');
if (!btn) return;
e.preventDefault();
const container = btn.closest('.hocban-wrapper');
const val = container.querySelector('input').value;
const msg = container.querySelector('.success-msg-wp');
navigator.clipboard.writeText(val).then(() => {
msg.classList.add('show');
container.querySelector('.copy-btn-wp').classList.add('revealed');
window.open(btn.href, '_blank', 'noopener,noreferrer');
});
});
");
$hocban_loaded = true;
}
$link = esc_url($atts['link']);
$coupon = esc_attr($atts['coupon']);
return "
<div class='hocban-wrapper'>
<div class='coupon-box-wp'>
<div class='coupon-input-container-wp'>
<input type='text' value='{$coupon}' readonly>
<a href='{$link}' class='copy-btn-wp' rel='nofollow sponsored'>Copy mã</a>
</div>
</div>
<p class='success-msg-wp'>Đã copy mã giảm giá thành công và mở trang web của nhà cung cấp !</p>
</div>";
});
//Tạo nút copy mã giảm giá có tự động mở link aff trong tab mới.

[123coupon_link link="https://tino.vn/vps-cao-cap?php=2042" coupon="TINOHB35"]