__('AKSRT 商品列表组件：筛选、排序、AJAX 翻页。', 'aksrt')]
);
}
public function widget($args, $instance): void {
$title = apply_filters('widget_title', $instance['title'] ?? '');
$per_page = max(1, min(50, (int) ($instance['per_page'] ?? 8)));
$orderby = sanitize_key($instance['orderby'] ?? 'date');
$order = in_array(strtoupper($instance['order'] ?? ''), ['ASC', 'DESC'], true) ? strtoupper($instance['order']) : 'DESC';
$cat_ids = array_filter(array_map('intval', explode(',', (string) ($instance['cat_ids'] ?? ''))));
$tag_ids = array_filter(array_map('intval', explode(',', (string) ($instance['tag_ids'] ?? ''))));
$discount_ids = array_filter(array_map('intval', explode(',', (string) ($instance['discount_ids'] ?? ''))));
$exclude_cat = !empty($instance['exclude_cat']);
$style = sanitize_key($instance['style'] ?? 'default');
$paged = max(1, (int) ($_GET['aksrt_product_page'] ?? 1));
$query_args = [
'post_type' => 'aksrt_product',
'post_status' => 'publish',
'posts_per_page' => $per_page,
'paged' => $paged,
'orderby' => $orderby === 'sales' ? 'meta_value_num' : $orderby,
'order' => $order,
];
if ($orderby === 'sales') {
$query_args['meta_key'] = '_aksrt_sales';
}
// Taxonomy filters
$tax_query = [];
if (!empty($cat_ids)) {
$tax_query[] = [
'taxonomy' => 'aksrt_product_cat',
'field' => 'term_id',
'terms' => $cat_ids,
'operator' => $exclude_cat ? 'NOT IN' : 'IN',
];
}
if (!empty($tag_ids)) {
$tax_query[] = [
'taxonomy' => 'aksrt_product_tag',
'field' => 'term_id',
'terms' => $tag_ids,
];
}
if (!empty($discount_ids)) {
$tax_query[] = [
'taxonomy' => 'shop_discount',
'field' => 'term_id',
'terms' => $discount_ids,
];
}
if (!empty($tax_query)) {
$query_args['tax_query'] = $tax_query;
}
$products = new \WP_Query($query_args);
echo $args['before_widget'];
if ($title) {
echo $args['before_title'] . esc_html($title) . $args['after_title'];
}
$style_class = 'aksrt-product-widget--' . $style;
echo '';
echo $args['after_widget'];
wp_reset_postdata();
}
public function form($instance): void {
$defaults = [
'title' => __('商品推荐', 'aksrt'),
'per_page' => 8,
'orderby' => 'date',
'order' => 'DESC',
'cat_ids' => '',
'tag_ids' => '',
'discount_ids' => '',
'exclude_cat' => false,
'style' => 'default',
];
$instance = wp_parse_args($instance, $defaults);
?>
sanitize_text_field($new_instance['title'] ?? ''),
'per_page' => max(1, min(50, (int) ($new_instance['per_page'] ?? 8))),
'orderby' => sanitize_key($new_instance['orderby'] ?? 'date'),
'order' => in_array(strtoupper($new_instance['order'] ?? ''), ['ASC', 'DESC'], true) ? strtoupper($new_instance['order']) : 'DESC',
'cat_ids' => sanitize_text_field($new_instance['cat_ids'] ?? ''),
'tag_ids' => sanitize_text_field($new_instance['tag_ids'] ?? ''),
'discount_ids' => sanitize_text_field($new_instance['discount_ids'] ?? ''),
'exclude_cat' => !empty($new_instance['exclude_cat']),
'style' => sanitize_key($new_instance['style'] ?? 'default'),
];
}
}
 . ')
';
echo '';
}
echo '