<?php
/**
 * Unified comments composition (Zibll-style closed surface).
 *
 * comments.php stays a thin mount point. Policy + sections live here.
 *
 * @package AKSRT
 */

defined('ABSPATH') || exit;

if (!function_exists('aksrt_comments_template_query_args')) :
	/**
	 * Apply order / author-only filters to the comments template query.
	 *
	 * @param array<string,mixed> $args Comment query args.
	 * @return array<string,mixed>
	 */
	function aksrt_comments_template_query_args(array $args): array {
		$order = isset($_GET['aksrt_comment_order'])
			? sanitize_key((string) wp_unslash($_GET['aksrt_comment_order']))
			: '';
		if ($order === '') {
			$settings = class_exists('\AKSRT\Settings\Settings')
				? \AKSRT\Settings\Settings::get_comment_display_settings()
				: [];
			$order = (($settings['order'] ?? 'desc') === 'asc') ? 'oldest' : 'newest';
		}
		if (!in_array($order, ['newest', 'oldest', 'hottest'], true)) {
			$order = 'newest';
		}

		if ($order === 'oldest') {
			$args['order'] = 'ASC';
			$args['orderby'] = 'comment_date_gmt';
		} else {
			// newest + hottest: base DESC; hottest reorders via comments_clauses.
			$args['order'] = 'DESC';
			$args['orderby'] = 'comment_date_gmt';
		}

		if (isset($_GET['aksrt_author_only']) && (int) wp_unslash($_GET['aksrt_author_only']) === 1) {
			$post_id = (int) get_queried_object_id();
			if ($post_id <= 0 && !empty($args['post_id'])) {
				$post_id = (int) $args['post_id'];
			}
			$author_id = $post_id > 0 ? (int) get_post_field('post_author', $post_id) : 0;
			if ($author_id > 0) {
				$args['user_id'] = $author_id;
			}
		}

		return $args;
	}
endif;

add_filter('comments_template_query_args', static function ($args) {
	if (!is_array($args)) {
		$args = [];
	}
	return function_exists('aksrt_comments_template_query_args')
		? aksrt_comments_template_query_args($args)
		: $args;
});

if (!function_exists('aksrt_comments_build_context')) :
	/**
	 * Resolve comments runtime context once.
	 *
	 * @return array<string,mixed>
	 */
	function aksrt_comments_build_context(): array {
		$settings = class_exists('\AKSRT\Settings\Settings')
			? \AKSRT\Settings\Settings::get_comment_display_settings()
			: [
				'order'         => 'desc',
				'nested_depth'  => 3,
				'require_login' => false,
				'allow_reply'   => true,
				'avatar_size'   => 48,
				'empty_text'    => __('暂无评论，来做第一个评论的人吧~', 'aksrt'),
			];

		$default_order = (($settings['order'] ?? 'desc') === 'asc') ? 'oldest' : 'newest';
		$order = isset($_GET['aksrt_comment_order'])
			? sanitize_key((string) wp_unslash($_GET['aksrt_comment_order']))
			: $default_order;
		if (!in_array($order, ['newest', 'oldest', 'hottest'], true)) {
			$order = 'newest';
		}

		$avatar_size = max(24, (int) ($settings['avatar_size'] ?? 48));
		$toolbar = is_array($settings['toolbar'] ?? null)
			? $settings['toolbar']
			: ['smilie' => true, 'code' => true, 'image' => true];

					$phrases = is_array($settings['quick_phrases'] ?? null) ? $settings['quick_phrases'] : [];

			return [
				'settings'          => $settings,
				'comment_count'     => (int) get_comments_number(),
				'is_logged_in'      => is_user_logged_in(),
				'current_user'      => wp_get_current_user(),
				'require_login'     => !empty($settings['require_login']),
				'order'             => $order,
				'reverse_comments'  => $order === 'newest',
				'is_hottest'        => $order === 'hottest',
				'author_only'       => isset($_GET['aksrt_author_only']) && (int) $_GET['aksrt_author_only'] === 1,
				'post_author_id'    => (int) get_the_author_meta('ID'),
				'avatar_size'       => $avatar_size,
				'max_depth'         => max(1, (int) ($settings['nested_depth'] ?? 3)),
				'allow_reply'       => !empty($settings['allow_reply']),
				'empty_text'        => (string) ($settings['empty_text'] ?? __('暂无评论，来做第一个评论的人吧~', 'aksrt')),
				'toolbar'           => $toolbar,
				'upload_enabled'    => !empty($toolbar['upload_img']),
				'box_placeholder'   => (string) ($settings['box_placeholder'] ?? __('说点什么吧...', 'aksrt')),
				'submit_text'       => (string) ($settings['submit_text'] ?? __('提交评论', 'aksrt')),
				'title_text'        => (string) ($settings['title'] ?? __('评论', 'aksrt')),
				'corderby_enabled'  => !empty($settings['corderby']),
				'close_comments'    => !empty($settings['close_comments']),
				'quick_s'           => !isset($settings['quick_s']) || !empty($settings['quick_s']),
				'quick_phrases'     => $phrases,
				'oauth_providers'   => class_exists('\AKSRT\Auth\OAuth')
					? \AKSRT\Auth\OAuth::get_instance()->get_auth_providers_data()
					: [],
			];
	}
endif;

if (!function_exists('aksrt_comments_apply_hottest_order')) :
	/**
	 * Apply hottest-order SQL once for the current comments query.
	 */
	function aksrt_comments_apply_hottest_order(): void {
		static $applied = false;
		if ($applied) {
			return;
		}
		$applied = true;

		add_filter('comments_clauses', static function ($clauses) {
			global $wpdb;
			$clauses['join'] .= " LEFT JOIN {$wpdb->commentmeta} AS aksrt_cm ON ({$wpdb->comments}.comment_ID = aksrt_cm.comment_id AND aksrt_cm.meta_key = 'aksrt_comment_likes')";
			$clauses['orderby'] = 'CAST(aksrt_cm.meta_value AS UNSIGNED) DESC, ' . $clauses['orderby'];
			return $clauses;
		});
	}
endif;


if (!function_exists('aksrt_comments_normalize_order')) :
	/**
	 * Normalize comment order key.
	 */
	function aksrt_comments_normalize_order(string $order = ''): string {
		$order = sanitize_key($order);
		if (!in_array($order, ['newest', 'oldest', 'hottest'], true)) {
			$settings = class_exists('\AKSRT\Settings\Settings')
				? \AKSRT\Settings\Settings::get_comment_display_settings()
				: [];
			$order = (($settings['order'] ?? 'desc') === 'asc') ? 'oldest' : 'newest';
		}
		if (!in_array($order, ['newest', 'oldest', 'hottest'], true)) {
			$order = 'newest';
		}
		return $order;
	}
endif;

if (!function_exists('aksrt_comments_query_for_post')) :
	/**
	 * Shared comment query for first paint / fragment / load-more.
	 *
	 * @return array{comments:array<int,\WP_Comment>,total:int,max_pages:int,page:int,order:string,author_only:bool,settings:array}
	 */
	function aksrt_comments_query_for_post(int $post_id, array $args = []): array {
		$settings = class_exists('\AKSRT\Settings\Settings')
			? \AKSRT\Settings\Settings::get_comment_display_settings()
			: [];
		$order = aksrt_comments_normalize_order((string) ($args['order'] ?? ''));
		$author_only = !empty($args['author_only']);
		$page = max(1, (int) ($args['page'] ?? 1));
		$per_page = max(1, (int) ($args['per_page'] ?? get_option('comments_per_page', 10)));
		$include_unapproved_for_user = (int) ($args['include_unapproved_user'] ?? 0);

		$query_args = [
			'post_id' => $post_id,
			'status'  => 'approve',
			'number'  => $per_page,
			'offset'  => ($page - 1) * $per_page,
			'orderby' => 'comment_date_gmt',
			'order'   => $order === 'oldest' ? 'ASC' : 'DESC',
			'hierarchical' => 'threaded',
		];

		if ($author_only) {
			$author_id = (int) get_post_field('post_author', $post_id);
			if ($author_id > 0) {
				$query_args['user_id'] = $author_id;
				$query_args['hierarchical'] = false;
			}
		}

		if ($include_unapproved_for_user > 0) {
			// WP_Comment_Query does not support mixed status easily; keep approve only for list fragment.
		}

		// Hottest uses meta_value_num when meta exists; fall back to date.
		$hottest_filter = null;
		if ($order === 'hottest') {
			$query_args['orderby'] = 'meta_value_num';
			$query_args['meta_key'] = 'aksrt_comment_likes';
			$query_args['order'] = 'DESC';
			// Ensure comments without like meta still appear.
			$query_args['meta_query'] = [
				'relation' => 'OR',
				[
					'key'     => 'aksrt_comment_likes',
					'compare' => 'EXISTS',
				],
				[
					'key'     => 'aksrt_comment_likes',
					'compare' => 'NOT EXISTS',
				],
			];
			// Prefer clauses filter for stable hottest ordering.
			$hottest_filter = static function ($clauses) {
				global $wpdb;
				if (strpos($clauses['join'], 'aksrt_cm_hot') === false) {
					$clauses['join'] .= " LEFT JOIN {$wpdb->commentmeta} AS aksrt_cm_hot ON ({$wpdb->comments}.comment_ID = aksrt_cm_hot.comment_id AND aksrt_cm_hot.meta_key = 'aksrt_comment_likes')";
				}
				$clauses['orderby'] = 'CAST(COALESCE(aksrt_cm_hot.meta_value, 0) AS UNSIGNED) DESC, ' . $wpdb->comments . '.comment_date_gmt DESC';
				return $clauses;
			};
			add_filter('comments_clauses', $hottest_filter, 20);
			// Prefer date orderby with clauses override.
			$query_args['orderby'] = 'comment_date_gmt';
			unset($query_args['meta_key'], $query_args['meta_query']);
		}

		$comment_query = new WP_Comment_Query($query_args);
		$comments = is_array($comment_query->comments) ? $comment_query->comments : [];

		if ($hottest_filter) {
			remove_filter('comments_clauses', $hottest_filter, 20);
		}

		// Pin reorder for page 1 when not author-only.
		if ($page === 1 && !$author_only && function_exists('aksrt_reorder_pinned_comments')) {
			$comments = aksrt_reorder_pinned_comments($comments, $post_id);
		}

		$count_args = [
			'post_id' => $post_id,
			'status'  => 'approve',
			'count'   => true,
		];
		if ($author_only) {
			$author_id = (int) get_post_field('post_author', $post_id);
			if ($author_id > 0) {
				$count_args['user_id'] = $author_id;
			}
		}
		$total = (int) get_comments($count_args);
		$max_pages = (int) max(1, (int) ceil($total / $per_page));

		return [
			'comments'    => $comments,
			'total'       => $total,
			'max_pages'   => $max_pages,
			'page'        => $page,
			'order'       => $order,
			'author_only' => $author_only,
			'settings'    => $settings,
			'per_page'    => $per_page,
		];
	}
endif;

if (!function_exists('aksrt_comments_render_items_html')) :
	/**
	 * Render comment list items HTML via canonical callback.
	 *
	 * @param array<int,\WP_Comment> $comments
	 * @param array<string,mixed>    $settings
	 * @param string                 $order
	 */
	function aksrt_comments_render_items_html(array $comments, array $settings = [], string $order = 'newest'): string {
		if (empty($comments) || !function_exists('aksrt_comment_callback')) {
			return '';
		}
		set_query_var('aksrt_comment_settings', $settings);
		set_query_var('aksrt_comment_order', aksrt_comments_normalize_order($order));

		$avatar = max(24, (int) ($settings['avatar_size'] ?? 48));
		$depth  = max(1, (int) ($settings['nested_depth'] ?? 3));
		$reverse = $order === 'newest';

		ob_start();
		wp_list_comments([
			'callback'          => 'aksrt_comment_callback',
			'style'             => 'ol',
			'avatar_size'       => $avatar,
			'max_depth'         => $depth,
			'reverse_top_level' => $reverse,
			'reverse_children'  => $reverse,
		], $comments);
		return (string) ob_get_clean();
	}
endif;

if (!function_exists('aksrt_comments_render_single_html')) :
	/**
	 * Render one comment item HTML.
	 */
	function aksrt_comments_render_single_html(\WP_Comment $comment, array $settings = []): string {
		$html = aksrt_comments_render_items_html([$comment], $settings, 'newest');
		return $html;
	}
endif;

if (!function_exists('aksrt_comments_render_list_fragment')) :
	/**
	 * Fragment payload for order/author/page AJAX.
	 *
	 * @return array{html:string,filter_html:string,pagination_html:string,count_text:string,total:int,max_pages:int,page:int,order:string,author_only:bool,empty:bool}
	 */
	function aksrt_comments_render_list_fragment(int $post_id, array $args = []): array {
		$result = aksrt_comments_query_for_post($post_id, $args);
		$settings = $result['settings'];
		$order = $result['order'];
		$author_only = !empty($result['author_only']);
		$page = (int) $result['page'];
		$max_pages = (int) $result['max_pages'];
		$total = (int) $result['total'];

		// Fake globals needed by pagination helpers when not on singular loop.
		$GLOBALS['post'] = get_post($post_id);
		setup_postdata($GLOBALS['post']);
		set_query_var('cpage', $page);
		set_query_var('aksrt_comment_order', $order);
		set_query_var('aksrt_comment_settings', $settings);

		$items_html = aksrt_comments_render_items_html($result['comments'], $settings, $order);

		$ctx = [
			'order'            => $order,
			'author_only'      => $author_only,
			'post_author_id'   => (int) get_post_field('post_author', $post_id),
			'corderby_enabled' => !empty($settings['corderby']),
			'comment_count'    => $total,
			'empty_text'       => (string) ($settings['empty_text'] ?? __('暂无评论，来做第一个评论的人吧~', 'aksrt')),
		];

		ob_start();
		if (function_exists('aksrt_comments_render_filter') && !empty($ctx['corderby_enabled'])) {
			aksrt_comments_render_filter($ctx);
		}
		$filter_html = (string) ob_get_clean();

		ob_start();
		if ($items_html === '' && function_exists('aksrt_comments_render_empty')) {
			aksrt_comments_render_empty($ctx);
		} else {
			echo '<div id="postcomments"><ol class="commentlist list-unstyled" id="comment-list">';
			// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- rendered comment markup.
			echo $items_html;
			echo '</ol></div>';
		}
		$list_html = (string) ob_get_clean();

		ob_start();
		if (function_exists('aksrt_render_comment_pagination') && $max_pages > 1) {
			// Temporarily override page counts via filter.
			$pages_filter = static function () use ($max_pages) {
				return $max_pages;
			};
			add_filter('get_comment_pages_count', $pages_filter);
			aksrt_render_comment_pagination();
			remove_filter('get_comment_pages_count', $pages_filter);
		}
		$pagination_html = (string) ob_get_clean();

		wp_reset_postdata();

		return [
			'html'            => $list_html,
			'items_html'      => $items_html,
			'filter_html'     => $filter_html,
			'pagination_html' => $pagination_html,
			'count_text'      => sprintf(__('共 %d 条', 'aksrt'), $total),
			'total'           => $total,
			'max_pages'       => $max_pages,
			'page'            => $page,
			'order'           => $order,
			'author_only'     => $author_only,
			'empty'           => $items_html === '',
		];
	}
endif;


if (!function_exists('aksrt_comments_render_signarea')) :
	/**
	 * Login-required gate.
	 *
	 * @param array<string,mixed> $ctx Comments context.
	 */
	function aksrt_comments_render_signarea(array $ctx): void {
		$oauth_providers = is_array($ctx['oauth_providers'] ?? null) ? $ctx['oauth_providers'] : [];
		?>
		<div class="comment-signarea text-center box-body radius8">
			<i class="fas fa-lock" aria-hidden="true"></i>
			<span><?php esc_html_e('登录后参与评论', 'aksrt'); ?></span>
			<div class="comment-login-prompt__btns">
				<a class="signin-loader but hollow" href="<?php echo esc_url(function_exists('aksrt_get_login_url') ? aksrt_get_login_url(get_permalink()) : wp_login_url(get_permalink())); ?>"><?php esc_html_e('登录', 'aksrt'); ?></a>
				<?php if (get_option('users_can_register')) : ?>
					<a class="signup-loader but b-theme" href="<?php echo esc_url(function_exists('aksrt_get_register_url') ? aksrt_get_register_url() : wp_registration_url()); ?>"><?php esc_html_e('注册', 'aksrt'); ?></a>
				<?php endif; ?>
			</div>
			<?php if (!empty($oauth_providers)) : ?>
				<div class="comment-signarea__oauth">
					<?php foreach ($oauth_providers as $provider) :
						$provider_name = (string) ($provider['name'] ?? '');
						$label = (string) ($provider['label'] ?? $provider_name);
						$url = (string) ($provider['url'] ?? '#');
						$icon = $provider['icon'] ?? '';
						?>
						<a href="<?php echo esc_url($url); ?>" class="social-login-item but hollow <?php echo esc_attr($provider_name); ?>" data-provider="<?php echo esc_attr($provider_name); ?>" title="<?php echo esc_attr($label); ?>">
							<?php echo $icon; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
							<span><?php echo esc_html($label); ?></span>
						</a>
					<?php endforeach; ?>
				</div>
			<?php endif; ?>
		</div>
		<?php
	}
endif;

if (!function_exists('aksrt_comments_render_form')) :
	/**
	 * Comment respond form.
	 *
	 * @param array<string,mixed> $ctx Comments context.
	 */
	function aksrt_comments_render_form(array $ctx): void {
			$is_logged_in = !empty($ctx['is_logged_in']);
			$current_user = $ctx['current_user'] ?? null;
			$avatar_size  = max(40, (int) $ctx['avatar_size']);
			$require_name_email = (bool) get_option('require_name_email');
			$comment_author = isset($_COOKIE['comment_author_' . COOKIEHASH])
				? sanitize_text_field(wp_unslash((string) $_COOKIE['comment_author_' . COOKIEHASH]))
				: '';
			$comment_email = isset($_COOKIE['comment_author_email_' . COOKIEHASH])
				? sanitize_text_field(wp_unslash((string) $_COOKIE['comment_author_email_' . COOKIEHASH]))
				: '';
			$placeholder = (string) $ctx['box_placeholder'];

			if (function_exists('aksrt_get_comment_virtual_input_html')) {
				echo aksrt_get_comment_virtual_input_html($placeholder, '#respond'); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
			}
			?>
			<div id="respond" class="comment-respond mobile-fixed">
				<div class="fixed-body"></div>
				<form id="commentform" class="comment-form" method="post" action="<?php echo esc_url(site_url('/wp-comments-post.php')); ?>">
					<div class="flex ac">
						<div class="comt-title text-center flex0 mr10">
							<?php if ($is_logged_in && $current_user instanceof WP_User) : ?>
								<div class="comt-avatar mb10">
									<?php echo get_avatar($current_user->ID, $avatar_size, '', '', ['class' => 'avatar-img comt-avatar']); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
								</div>
								<p class="text-ellipsis muted-2-color"><?php echo esc_html($current_user->display_name); ?></p>
							<?php else : ?>
								<div class="comt-avatar mb10">
									<?php echo get_avatar(0, $avatar_size, '', '', ['class' => 'avatar-img comt-avatar']); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
								</div>
								<p data-toggle-class="open" data-target="#comment-user-info" title="<?php esc_attr_e('填写用户信息', 'aksrt'); ?>">
									<?php echo $comment_author !== '' ? esc_html($comment_author) : esc_html__('昵称', 'aksrt'); ?>
								</p>
							<?php endif; ?>
						</div>
						<div class="comt-box grow1">
							<div class="action-text mb10 em09 muted-2-color" id="comment-reply-info" style="display:none;"></div>
							<textarea placeholder="<?php echo esc_attr($placeholder); ?>" autoheight="true" maxheight="188" class="form-control grin comt-textarea" name="comment" id="comment" cols="100%" rows="4" tabindex="1" required></textarea>
							<?php if (function_exists('aksrt_is_captcha_enabled_for') && function_exists('aksrt_render_captcha') && aksrt_is_captcha_enabled_for('comment')) : ?>
								<div class="comment-form__captcha" style="width:230px;margin-top:8px;"><?php aksrt_render_captcha('comment'); ?></div>
							<?php endif; ?>
							<div class="comt-ctrl relative">
								<div class="comt-tips">
									<?php comment_id_fields(); ?>
									<?php wp_nonce_field('aksrt_comment_nonce', '_aksrt_comment_nonce'); ?>
									<input type="hidden" name="comment_post_ID" value="<?php echo esc_attr((string) get_the_ID()); ?>">
									<?php do_action('comment_form', get_the_ID()); ?>
								</div>
								<div class="comt-tips-right pull-right">
									<a class="but c-red" id="cancel-comment-reply-link" href="javascript:;" style="display:none;"><?php esc_html_e('取消', 'aksrt'); ?></a>
									<button class="but c-blue pw-1em input-expand-submit comment-send comment-form__submit" name="submit" id="submit" type="submit" tabindex="5"><?php echo esc_html((string) $ctx['submit_text']); ?></button>
								</div>
								<div class="comt-tips-left">
									<?php if (!$is_logged_in) :
										$req_mark = $require_name_email ? '(' . __('必填', 'aksrt') . ')' : '';
										?>
										<span class="dropup relative" id="comment-user-info"<?php echo $require_name_email ? ' require_name_email="true"' : ''; ?>>
											<a class="but mr6" data-toggle-class="open" data-target="#comment-user-info" href="javascript:;"><i class="fa fa-fw fa-user" aria-hidden="true"></i><span class="hide-sm"><?php esc_html_e('昵称', 'aksrt'); ?></span></a>
											<div class="dropdown-menu box-body" style="width:250px;">
												<div class="mb20">
													<p><?php esc_html_e('请填写用户信息：', 'aksrt'); ?></p>
													<ul>
														<li class="line-form mb10">
															<input type="text" name="author" class="line-form-input" tabindex="1" value="<?php echo esc_attr($comment_author); ?>" placeholder="" <?php echo $require_name_email ? 'required' : ''; ?> />
															<div class="scale-placeholder"><?php echo esc_html__('昵称', 'aksrt') . esc_html($req_mark); ?></div>
														</li>
														<li class="line-form">
															<input type="email" name="email" class="line-form-input" tabindex="2" value="<?php echo esc_attr($comment_email); ?>" placeholder="" <?php echo $require_name_email ? 'required' : ''; ?> />
															<div class="scale-placeholder"><?php echo esc_html__('邮箱', 'aksrt') . esc_html($req_mark); ?></div>
														</li>
													</ul>
												</div>
												<?php
												$oauth = is_array($ctx['oauth_providers'] ?? null) ? $ctx['oauth_providers'] : [];
												if (!empty($oauth)) :
													?>
													<div class="comment-signarea__oauth flex ac" style="flex-wrap:wrap;gap:6px;">
														<?php foreach ($oauth as $provider) :
															$label = (string) ($provider['label'] ?? $provider['name'] ?? '');
															$url   = (string) ($provider['url'] ?? '#');
															?>
															<a href="<?php echo esc_url($url); ?>" class="but hollow social-login-item"><?php echo esc_html($label); ?></a>
														<?php endforeach; ?>
													</div>
												<?php endif; ?>
											</div>
										</span>
									<?php endif; ?>
									<?php if (function_exists('aksrt_render_comment_expand_toolbar')) { aksrt_render_comment_expand_toolbar($ctx); } ?>
								</div>
							</div>
						</div>
					</div>
				</form>
			</div>
			<?php
		}
	endif;


if (!function_exists('aksrt_comments_render_filter')) :
	/**
	 * Newest/hottest + author-only filter.
	 *
	 * @param array<string,mixed> $ctx Comments context.
	 */
	function aksrt_comments_render_filter(array $ctx): void {
		if (empty($ctx['corderby_enabled'])) {
			return;
		}
		$order = (string) $ctx['order'];
		$author_only = !empty($ctx['author_only']);
		$post_author_id = (int) $ctx['post_author_id'];
		?>
		<div class="comment-filter tab-nav-theme flex ac jsb" win-ajax-replace="comment-order-btn">
			<ul class="list-inline comment-order-box comment-filter__tabs">
				<li class="<?php echo $order === 'newest' ? 'active' : ''; ?>">
					<a href="javascript:;" class="comment-orderby" data-order="newest" rel="nofollow"><?php esc_html_e('最新', 'aksrt'); ?></a>
				</li>
				<li class="<?php echo $order === 'hottest' ? 'active' : ''; ?>">
					<a href="javascript:;" class="comment-orderby" data-order="hottest" rel="nofollow"><?php esc_html_e('最热', 'aksrt'); ?></a>
				</li>
			</ul>
			<?php if ($post_author_id > 0) : ?>
				<a href="javascript:;" class="but comment-orderby btn-only-author p2-10 comment-author-filter<?php echo $author_only ? ' active' : ''; ?>" data-author-only="<?php echo $author_only ? '0' : '1'; ?>" rel="nofollow">
					<?php echo $author_only ? esc_html__('查看全部', 'aksrt') : esc_html__('只看作者', 'aksrt'); ?>
				</a>
			<?php endif; ?>
		</div>
		<?php
	}
endif;

if (!function_exists('aksrt_comments_render_list')) :
	/**
	 * Comment list + pagination.
	 *
	 * @param array<string,mixed> $ctx Comments context.
	 */
	function aksrt_comments_render_list(array $ctx): void {
		?>
		<div id="postcomments">
			<ol class="commentlist list-unstyled" id="comment-list">
				<?php
				wp_list_comments([
					'style'             => 'ol',
					'short_ping'        => true,
					'avatar_size'       => (int) $ctx['avatar_size'],
					'max_depth'         => (int) $ctx['max_depth'],
					'callback'          => 'aksrt_comment_callback',
					'reverse_top_level' => !empty($ctx['reverse_comments']),
					'reverse_children'  => !empty($ctx['reverse_comments']),
				]);
				?>
			</ol>
		</div>
		<?php
		if (function_exists('aksrt_render_comment_pagination')) {
			aksrt_render_comment_pagination();
		}
	}
endif;

if (!function_exists('aksrt_comments_render_empty')) :
	/**
	 * Empty state.
	 *
	 * @param array<string,mixed> $ctx Comments context.
	 */
	function aksrt_comments_render_empty(array $ctx): void {
		$closed = !comments_open();
		$text = (string) ($ctx['empty_text'] ?? __('暂无评论内容', 'aksrt'));
		if ($closed) {
			$text = __('评论已关闭', 'aksrt');
		} elseif (!empty($ctx['author_only'])) {
			$text = __('暂无作者评论', 'aksrt');
		}
		$hint = $closed
			? __('本文评论已关闭，仅可浏览历史留言', 'aksrt')
			: (!empty($ctx['author_only'])
				? __('切换到「查看全部」可浏览其他评论', 'aksrt')
				: __('成为第一个评论者吧', 'aksrt'));
		if (function_exists('aksrt_get_null')) {
			echo aksrt_get_null($text, 40, 'null.svg', 'comment comment-null comments-empty', 220); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
			echo '<p class="comments-empty__hint muted-3-color em09 text-center" style="margin-top:-20px;">' . esc_html($hint) . '</p>';
			return;
		}
		?>
		<div class="comments-empty post_ajax_loader">
			<div class="comments-empty__icon">
				<i class="far fa-comment-dots"></i>
			</div>
			<p class="comments-empty__text"><?php echo esc_html($text); ?></p>
			<p class="comments-empty__hint"><?php echo esc_html($hint); ?></p>
		</div>
		<?php
	}
endif;

if (!function_exists('aksrt_comments_render')) :
	/**
	 * Compose the full comments surface.
	 */
	function aksrt_comments_render(): void {
			if (post_password_required()) {
				return;
			}

			$ctx = aksrt_comments_build_context();
			if (!empty($ctx['close_comments'])) {
				return;
			}

			if (!empty($ctx['is_hottest'])) {
				aksrt_comments_apply_hottest_order();
			}

			set_query_var('aksrt_comment_order', (string) $ctx['order']);
			set_query_var('aksrt_comment_settings', $ctx['settings']);

			$avatar_size = max(45, (int) $ctx['avatar_size']);
			$count = (int) $ctx['comment_count'];
			$count_label = $count > 0
				? sprintf(__('共%s条', 'aksrt'), (string) $count)
				: __('抢沙发', 'aksrt');
			?>
			<div class="theme-box" id="comments" style="<?php echo esc_attr('--aksrt-comment-avatar:' . $avatar_size . 'px;--aksrt-comment-avatar-form:' . $avatar_size . 'px;--aksrt-comment-indent:86px;'); ?>">
				<div class="box-body notop">
					<div class="title-theme">
						<?php echo esc_html((string) $ctx['title_text']); ?>
						<small class="comments-count"><?php echo esc_html($count_label); ?></small>
					</div>
				</div>

				<div class="no_webshot main-bg theme-box box-body radius8 main-shadow">
					<?php if (comments_open()) : ?>
						<?php if (!empty($ctx['require_login']) && empty($ctx['is_logged_in'])) : ?>
							<?php aksrt_comments_render_signarea($ctx); ?>
						<?php else : ?>
							<?php aksrt_comments_render_form($ctx); ?>
						<?php endif; ?>
					<?php endif; ?>

					<?php
					$show_filter = !empty($ctx['corderby_enabled']) && ($count > 0 || !empty($ctx['author_only']) || have_comments());
					if ($show_filter) {
						aksrt_comments_render_filter($ctx);
					}
					?>

					<?php if (have_comments()) : ?>
						<?php aksrt_comments_render_list($ctx); ?>
					<?php elseif (!post_password_required()) : ?>
						<?php aksrt_comments_render_empty($ctx); ?>
						<div class="pagenav hide"><div class="next-page ajax-next"><a href="#"></a></div></div>
					<?php endif; ?>

					<?php if (!comments_open() && $count && post_type_supports(get_post_type(), 'comments')) : ?>
						<p class="comments-closed separator text-muted em12"><?php esc_html_e('评论已关闭。', 'aksrt'); ?></p>
					<?php endif; ?>
				</div>
			</div>
			<?php
		}
	endif;