<?php
/**
 * Search results template.
 *
 * @package AKSRT
 */

defined('ABSPATH') || exit;

get_header();
global $wp_query;

$search_query = get_search_query();
$loop_query = $wp_query;
$search_state = function_exists('aksrt_get_search_form_state')
	? aksrt_get_search_form_state()
	: [
		'type'             => 'post',
		'types'            => ['post' => __('文章', 'aksrt')],
		'category_id'      => 0,
		'category_enabled' => false,
		'categories'       => [],
	];
$has_search_query = '' !== trim($search_query);
$search_placeholder = function_exists('aksrt_get_search_placeholder') ? aksrt_get_search_placeholder() : __('开启精彩搜索', 'aksrt');
$search_type = $search_state['type'];
$search_type_options = !empty($search_state['types']) && is_array($search_state['types']) ? $search_state['types'] : ['post' => __('文章', 'aksrt')];
$hot_keywords = function_exists('aksrt_get_search_hot_keywords') ? aksrt_get_search_hot_keywords() : [];
$filter_settings = class_exists('\AKSRT\Settings\Settings')
	? \AKSRT\Settings\Settings::get_post_filter_settings()
	: ['enabled' => false, 'categories' => true, 'tags' => false, 'sort' => true];
$other_page_settings = class_exists('\AKSRT\Settings\Settings')
	? \AKSRT\Settings\Settings::get_other_page_settings()
	: ['page_search_sidebar' => true];
$popular_categories = get_categories([
	'taxonomy'   => 'category',
	'hide_empty' => true,
	'number'     => 4,
	'orderby'    => 'count',
	'order'      => 'DESC',
]);

$current_category = (int) ($search_state['category_id'] ?? 0);
$search_categories = is_array($search_state['categories'] ?? null) ? $search_state['categories'] : [];
$search_category_enabled = !empty($search_state['category_enabled']);

$current_orderby = sanitize_key((string) get_query_var('orderby'));
$current_order = strtoupper(sanitize_key((string) get_query_var('order')));
$current_sort = 'relevance';

if ($current_orderby === 'date' && $current_order === 'DESC') {
	$current_sort = 'latest';
} elseif ($current_orderby === 'date' && $current_order === 'ASC') {
	$current_sort = 'oldest';
} elseif ($current_orderby === 'comment_count') {
	$current_sort = 'popular';
}

if ($current_category > 0 && $search_type === 'post') {
	$filtered_query_args = [
		's'                   => $search_query,
		'post_type'           => 'post',
		'post_status'         => 'publish',
		'posts_per_page'      => (int) get_option('posts_per_page'),
		'paged'               => max(1, (int) get_query_var('paged')),
		'cat'                 => $current_category,
		'ignore_sticky_posts' => true,
	];

	if ($current_orderby !== '') {
		$filtered_query_args['orderby'] = $current_orderby;
	}
	if ($current_order !== '') {
		$filtered_query_args['order'] = $current_order;
	}

	$loop_query = new WP_Query($filtered_query_args);
}

$search_count = isset($loop_query->found_posts) ? (int) $loop_query->found_posts : 0;

$render_config = function_exists('aksrt_archive_get_render_config')
	? aksrt_archive_get_render_config([
		'context'         => 'search',
		'highlight_query' => $search_query,
	])
	: [
		'context'         => 'search',
		'mode'            => 'list',
		'highlight_query' => $search_query,
	];

$search_sort_options = [
	'relevance' => [
		'label' => __('综合', 'aksrt'),
		'args'  => ['orderby' => false, 'order' => false],
	],
	'latest' => [
		'label' => __('最新', 'aksrt'),
		'args'  => ['orderby' => 'date', 'order' => 'desc'],
	],
	'oldest' => [
		'label' => __('最早', 'aksrt'),
		'args'  => ['orderby' => 'date', 'order' => 'asc'],
	],
	'popular' => [
		'label' => __('热门', 'aksrt'),
		'args'  => ['orderby' => 'comment_count', 'order' => 'desc'],
	],
];

$has_sidebar = function_exists('aksrt_archive_has_sidebar')
	? aksrt_archive_has_sidebar('search_sidebar', !empty($other_page_settings['page_search_sidebar']))
	: (!empty($other_page_settings['page_search_sidebar']) && is_active_sidebar('search_sidebar'));

if (function_exists('aksrt_archive_open_shell')) {
	aksrt_archive_open_shell([
		'main_class'  => 'site-main container',
		'has_sidebar' => $has_sidebar,
		'top_fluid'   => ['search_top_fluid'],
		'page_kind'   => 'search',
	]);
}
?>
				<?php if (function_exists('aksrt_archive_render_widget_zone')) { aksrt_archive_render_widget_zone(['search_top_content']); } elseif (is_active_sidebar('search_top_content')) { dynamic_sidebar('search_top_content'); } ?>

					<div class="content-main content-main--search">
						<?php if (function_exists('aksrt_breadcrumbs')) { aksrt_breadcrumbs(); } ?>

						<?php
						$search_title = $has_search_query
							? sprintf(esc_html__('搜索“%s”', 'aksrt'), esc_html($search_query))
							: esc_html__('搜索内容', 'aksrt');
						$search_desc = $has_search_query
							? sprintf(esc_html__('共找到 %1$d 条与 “%2$s” 相关的内容。', 'aksrt'), $search_count, esc_html($search_query))
							: esc_html__('输入关键词，快速查找文章、教程和站内内容。', 'aksrt');
						ob_start();
						if (function_exists('aksrt_render_admin_quick_link')) {
							aksrt_render_admin_quick_link('page-display/other', __('搜索页设置', 'aksrt'));
						}
						$admin_link = trim((string) ob_get_clean());
						get_template_part('templates/parts/page-header', null, [
							'eyebrow' => __('站内搜索', 'aksrt'),
							'title'   => $search_title,
							'desc'    => $search_desc,
							'extra'   => $admin_link,
						]);
						?>

						<section class="content-stream content-stream--search content-stream--archive" data-page-kind="search" data-render-mode="<?php echo esc_attr((string) $render_config['mode']); ?>" data-list-type="<?php echo esc_attr((string) $render_config['list_type']); ?>">
							<form role="search" method="get" class="search-hero-form search-page-form" action="<?php echo esc_url(home_url('/')); ?>" data-aksrt-search-form="search-page" data-default-search-type="<?php echo esc_attr($search_type); ?>" data-default-category="<?php echo esc_attr((string) $current_category); ?>">
								<input type="hidden" name="aksrt_search_type" value="<?php echo esc_attr($search_type); ?>">
								<?php if ($search_category_enabled) : ?>
									<input type="hidden" name="aksrt_category" value="<?php echo esc_attr((string) $current_category); ?>">
								<?php endif; ?>
								<span class="search-icon search-page-form__icon" aria-hidden="true">
									<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><circle cx="11" cy="11" r="8"/><path d="m21 21-4.3-4.3"/></svg>
								</span>
								<label class="screen-reader-text" for="search-page-input"><?php esc_html_e('搜索', 'aksrt'); ?></label>
								<input type="search" id="search-page-input" name="s" value="<?php echo esc_attr($search_query); ?>" placeholder="<?php echo esc_attr($search_placeholder); ?>" autocomplete="off">
								<button type="button" class="clear-search search-page-form__clear" id="search-clear-btn" aria-label="<?php esc_attr_e('清空搜索内容', 'aksrt'); ?>"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M18 6 6 18"/><path d="m6 6 12 12"/></svg></button>
								<button type="submit" class="search-page-form__submit"><?php esc_html_e('搜索', 'aksrt'); ?></button>
							</form>
							<?php if (!empty($search_type_options)) : ?>
							<div class="search-page-form__meta">
								<div class="search-page-form__types" aria-label="<?php esc_attr_e('搜索类型', 'aksrt'); ?>">
									<?php foreach ($search_type_options as $type_key => $type_label) : ?>
										<button type="button" class="search-page-form__type<?php echo $search_type === $type_key ? ' is-active' : ''; ?>" data-search-type="<?php echo esc_attr($type_key); ?>"><?php echo esc_html($type_label); ?></button>
									<?php endforeach; ?>
								</div>
								<?php if ($search_category_enabled && !empty($search_categories)) : ?>
								<div class="search-page-form__category-wrap">
									<label class="screen-reader-text" for="search-page-category"><?php esc_html_e('筛选分类', 'aksrt'); ?></label>
									<select class="search-page-form__category" id="search-page-category" data-search-category-select>
										<option value="0"><?php esc_html_e('全部分类', 'aksrt'); ?></option>
										<?php foreach ($search_categories as $search_category) : ?>
											<option value="<?php echo esc_attr((string) $search_category->term_id); ?>"<?php selected($current_category, (int) $search_category->term_id); ?>><?php echo esc_html($search_category->name); ?></option>
										<?php endforeach; ?>
									</select>
								</div>
								<?php endif; ?>
							</div>
							<?php endif; ?>
							<?php aksrt_render_search_hot_keywords($hot_keywords, 'aksrt-search-hot-keywords'); ?>

							<?php if (!empty($filter_settings['enabled'])) : ?>
							<div class="search-page-filters" aria-label="<?php esc_attr_e('搜索筛选', 'aksrt'); ?>">
								<?php if (!empty($search_type_options)) : ?>
								<div class="search-page-filters__group">
									<span class="search-page-filters__label"><?php esc_html_e('类型', 'aksrt'); ?></span>
									<div class="search-page-filters__chips">
										<?php foreach ($search_type_options as $type_key => $type_label) : ?>
											<?php
											$type_args = [
												'aksrt_search_type' => $type_key,
												'paged'             => false,
											];
											if ($type_key !== 'post') {
												$type_args['aksrt_category'] = false;
											} elseif ($search_category_enabled && $current_category > 0) {
												$type_args['aksrt_category'] = $current_category;
											}
											?>
											<a class="search-page-filters__chip<?php echo $search_type === $type_key ? ' is-active' : ''; ?>" href="<?php echo esc_url(add_query_arg($type_args)); ?>">
												<?php echo esc_html($type_label); ?>
											</a>
										<?php endforeach; ?>
									</div>
								</div>
								<?php endif; ?>

								<?php if ($search_category_enabled && !empty($search_categories)) : ?>
								<div class="search-page-filters__group">
									<span class="search-page-filters__label"><?php esc_html_e('分类', 'aksrt'); ?></span>
									<div class="search-page-filters__select-wrap">
										<select class="search-page-filters__select" id="search-category-filter" aria-label="<?php esc_attr_e('选择分类', 'aksrt'); ?>"<?php echo $search_type !== 'post' ? ' disabled' : ''; ?>>
											<option value=""><?php esc_html_e('全部分类', 'aksrt'); ?></option>
											<?php foreach ($search_categories as $cat) : ?>
												<?php $cat_count = isset($cat->count) ? (int) $cat->count : 0; ?>
												<option value="<?php echo esc_attr((string) $cat->term_id); ?>"<?php selected($current_category, (int) $cat->term_id); ?>>
													<?php echo esc_html($cat->name); ?>
													<?php if ($cat_count > 0) : ?>(<?php echo esc_html((string) $cat_count); ?>)<?php endif; ?>
												</option>
											<?php endforeach; ?>
										</select>
									</div>
								</div>
								<?php endif; ?>

								<?php if (!empty($filter_settings['sort'])) : ?>
								<div class="search-page-filters__group">
									<span class="search-page-filters__label"><?php esc_html_e('排序', 'aksrt'); ?></span>
									<div class="search-page-filters__chips">
										<?php foreach ($search_sort_options as $sort_key => $sort_option) : ?>
											<?php
											$sort_args = [
												'orderby' => $sort_option['args']['orderby'],
												'order'   => $sort_option['args']['order'],
												'paged'   => false,
											];
											if ($search_type !== 'post') {
												$sort_args['aksrt_category'] = false;
											} elseif ($search_category_enabled && $current_category > 0) {
												$sort_args['aksrt_category'] = $current_category;
											}
											$sort_url = add_query_arg(array_filter($sort_args, static function ($value): bool {
												return false !== $value;
											}));
											if ($sort_key === 'relevance') {
												$sort_url = remove_query_arg(['orderby', 'order', 'paged'], $sort_url);
												if ($search_type !== 'post') {
													$sort_url = remove_query_arg('aksrt_category', $sort_url);
												} elseif ($search_category_enabled && $current_category > 0) {
													$sort_url = add_query_arg('aksrt_category', $current_category, $sort_url);
												}
											}
											?>
											<a class="search-page-filters__chip<?php echo $current_sort === $sort_key ? ' is-active' : ''; ?>" href="<?php echo esc_url($sort_url); ?>">
												<?php echo esc_html($sort_option['label']); ?>
											</a>
										<?php endforeach; ?>
									</div>
								</div>
								<?php endif; ?>
							</div>
							<?php endif; ?>

							<div class="search-page-toolbar" aria-label="<?php esc_attr_e('搜索状态', 'aksrt'); ?>">
								<span class="search-page-toolbar__count"><?php printf(esc_html(_n('%d 条结果', '%d 条结果', $search_count, 'aksrt')), $search_count); ?></span>
								<?php if ($has_search_query) : ?>
									<a class="search-page-toolbar__reset" href="<?php echo esc_url(home_url('/')); ?>"><?php esc_html_e('清除条件', 'aksrt'); ?></a>
								<?php endif; ?>
							</div>

							<?php if ($loop_query->have_posts()) : ?>
								<?php aksrt_render_post_list(array_merge($render_config, ['wrapper_class' => 'content-stream__list']), $loop_query); ?>
								<div class="content-stream__footer">
									<?php aksrt_render_pagination($loop_query, ['query_context' => 'search', 'render_config' => $render_config]); ?>
								</div>
							<?php else : ?>
								<div class="no-results search-page-empty content-stream__empty">
									<p class="search-page-empty__icon" aria-hidden="true"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><path d="m21 21-4.3-4.3"/></svg></p>
									<h2><?php esc_html_e('未找到相关内容', 'aksrt'); ?></h2>
									<p class="search-page-empty__text"><?php esc_html_e('换一个更具体的关键词，或者从常用入口继续浏览。', 'aksrt'); ?></p>
									<div class="search-page-empty__tips">
										<span><?php esc_html_e('建议：', 'aksrt'); ?></span>
										<span><?php esc_html_e('减少修饰词', 'aksrt'); ?></span>
										<span><?php esc_html_e('尝试文章标题中的核心名词', 'aksrt'); ?></span>
										<span><?php esc_html_e('改用更短的关键词', 'aksrt'); ?></span>
									</div>
									<div class="search-page-empty__actions">
										<a class="btn-outline" href="<?php echo esc_url(home_url('/')); ?>"><?php esc_html_e('返回首页', 'aksrt'); ?></a>
										<?php if (!empty($popular_categories)) : ?>
											<?php foreach ($popular_categories as $category) : ?>
												<a class="search-page-empty__chip" href="<?php echo esc_url(get_category_link($category->term_id)); ?>"><?php echo esc_html($category->name); ?></a>
											<?php endforeach; ?>
										<?php endif; ?>
									</div>
								</div>
							<?php endif; ?>
						</section>
					</div>

					<?php if (function_exists('aksrt_archive_render_widget_zone')) { aksrt_archive_render_widget_zone(['search_bottom_content']); } elseif (is_active_sidebar('search_bottom_content')) { dynamic_sidebar('search_bottom_content'); } ?>
<?php
if (function_exists('aksrt_archive_close_shell')) {
	aksrt_archive_close_shell([
		'has_sidebar'  => $has_sidebar,
		'bottom_fluid' => ['search_bottom_fluid'],
	]);
}

get_footer();