<?php

namespace LiteSpeed;

defined('WPINC') || exit;

$placeholder_summary = Placeholder::get_summary();

$closest_server = Cloud::get_summary('server.' . Cloud::SVC_LQIP);

$lqip_queue = $this->load_queue('lqip');

?>

<h3 class="litespeed-title-short">
	<?php echo __('Media Settings', 'litespeed-cache'); ?>
	<?php Doc::learn_more('https://docs.litespeedtech.com/lscache/lscwp/pageopt/#media-settings-tab'); ?>
</h3>

<table class="wp-list-table striped litespeed-table">
	<tbody>
		<tr>
			<th>
				<?php $id = Base::O_MEDIA_PRELOAD_FEATURED; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_switch($id); ?>
				<div class="litespeed-desc">
					<?php echo __('Load a post\'s Featured Image first, before the page begins to render. Leads to performance improvements and minimizes the risk of render blocking by Featured Images.', 'litespeed-cache'); ?>
					<?php Doc::learn_more('https://docs.litespeedtech.com/lscache/lscwp/pageopt/#preload-featured-image'); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_LAZY; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_switch($id); ?>
				<div class="litespeed-desc">
					<?php echo __('Load images only when they enter the viewport.', 'litespeed-cache'); ?>
					<?php echo __('This can improve page loading time by reducing initial HTTP requests.', 'litespeed-cache'); ?>
					<br />
					<font class="litespeed-success">
						💡
						<a href="https://docs.litespeedtech.com/lscache/lscwp/pageopt/#lazy-load-images" target="_blank"><?php echo __('Adding Style to Your Lazy-Loaded Images', 'litespeed-cache'); ?></a>
					</font>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_LAZY_PLACEHOLDER; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_input($id, 'litespeed-input-long'); ?>
				<div class="litespeed-desc">
					<?php echo __('Specify a base64 image to be used as a simple placeholder while images finish loading.', 'litespeed-cache'); ?>
					<br /><?php echo sprintf(__('This can be predefined in %2$s as well using constant %1$s, with this setting taking priority.', 'litespeed-cache'), '<code>LITESPEED_PLACEHOLDER</code>', '<code>wp-config.php</code>'); ?>
					<br /><?php echo sprintf(__('By default a gray image placeholder %s will be used.', 'litespeed-cache'), '<code>data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=</code>'); ?>
					<br /><?php echo sprintf(__('For example, %s can be used for a transparent placeholder.', 'litespeed-cache'), '<code>data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7</code>'); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_PLACEHOLDER_RESP; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_switch($id); ?>
				<?php Doc::maybe_on_by_gm($id); ?>
				<div class="litespeed-desc">
					<?php echo __('Responsive image placeholders can help to reduce layout reshuffle when images are loaded.', 'litespeed-cache'); ?>
					<?php echo __('This will generate the placeholder with same dimensions as the image if it has the width and height attributes.', 'litespeed-cache'); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_PLACEHOLDER_RESP_SVG; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_input($id, 'litespeed-input-long'); ?>
				<div class="litespeed-desc">
					<?php echo __('Specify an SVG to be used as a placeholder when generating locally.', 'litespeed-cache'); ?>
					<?php echo __('It will be converted to a base64 SVG placeholder on-the-fly.', 'litespeed-cache'); ?>
					<br /><?php echo sprintf(__('Variables %s will be replaced with the corresponding image properties.', 'litespeed-cache'), '<code>{width} {height}</code>'); ?>
					<br /><?php echo sprintf(__('Variables %s will be replaced with the configured background color.', 'litespeed-cache'), '<code>{color}</code>'); ?>
					<br /><?php $this->recommended($id); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_PLACEHOLDER_RESP_COLOR; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_input($id, null, null, 'color'); ?>
				<div class="litespeed-desc">
					<?php echo __('Specify the responsive placeholder SVG color.', 'litespeed-cache'); ?>
					<?php $this->recommended($id); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_LQIP; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_switch($id); ?>
				<?php Doc::maybe_on_by_gm($id); ?>
				<div class="litespeed-desc">
					<?php echo __('Use QUIC.cloud LQIP (Low Quality Image Placeholder) generator service for responsive image previews while loading.', 'litespeed-cache'); ?>
					<br /><?php echo __('Keep this off to use plain color placeholders.', 'litespeed-cache'); ?>
					<?php Doc::learn_more('https://docs.litespeedtech.com/lscache/lscwp/pageopt/#lqip-cloud-generator'); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_LQIP_QUAL; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_input($id, 'litespeed-input-short'); ?>
				<div class="litespeed-desc">
					<?php echo __('Specify the quality when generating LQIP.', 'litespeed-cache'); ?>
					<br /><?php echo __('Larger number will generate higher resolution quality placeholder, but will result in larger files which will increase page size and consume more points.', 'litespeed-cache'); ?>
					<?php $this->recommended($id); ?>
					<?php $this->_validate_ttl($id, 1, 20); ?>
					<br />💡 <?php echo sprintf(__('Changes to this setting do not apply to already-generated LQIPs. To regenerate existing LQIPs, please %s first from the admin bar menu.', 'litespeed-cache'), '<code>' . __('Purge All', 'litespeed-cache') . ' - ' . __('LQIP Cache', 'litespeed-cache') . '</code>'); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_LQIP_MIN_W; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_input($id, 'litespeed-input-short'); ?> x
				<?php $this->build_input(Base::O_MEDIA_LQIP_MIN_H, 'litespeed-input-short'); ?>
				<?php echo __('pixels', 'litespeed-cache'); ?>
				<div class="litespeed-desc">
					<?php echo __('LQIP requests will not be sent for images where both width and height are smaller than these dimensions.', 'litespeed-cache'); ?>
					<?php $this->recommended($id); ?>
					<?php $this->_validate_ttl($id, 10, 800); ?>
					<?php $this->_validate_ttl(Base::O_MEDIA_LQIP_MIN_H, 10, 800); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_PLACEHOLDER_RESP_ASYNC; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_switch($id); ?>
				<div class="litespeed-desc">
					<?php echo __('Automatically generate LQIP in the background via a cron-based queue.', 'litespeed-cache'); ?>
					<?php echo sprintf(
						__('If set to %1$s, before the placeholder is localized, the %2$s configuration will be used.', 'litespeed-cache'),
						'<code>' . __('ON', 'litespeed-cache') . '</code>',
						'<code>' . Lang::title(Base::O_MEDIA_PLACEHOLDER_RESP_SVG) . '</code>'
					); ?>
					<?php echo sprintf(__('If set to %s this is done in the foreground, which may slow down page load.', 'litespeed-cache'), '<code>' . __('OFF', 'litespeed-cache') . '</code>'); ?>
					<?php Doc::learn_more('https://docs.litespeedtech.com/lscache/lscwp/pageopt/#generate-lqip-in-background'); ?>
				</div>

				<div class="litespeed-desc">
					<?php if ($placeholder_summary) : ?>
						<?php if (!empty($placeholder_summary['last_request'])) : ?>
							<p>
								<?php echo __('Last generated', 'litespeed-cache') . ': <code>' . Utility::readable_time($placeholder_summary['last_request']) . '</code>'; ?>
							</p>
						<?php endif; ?>
					<?php endif; ?>

					<?php if ($closest_server) : ?>
						<a class="litespeed-redetect" href="<?php echo Utility::build_url(Router::ACTION_CLOUD, Cloud::TYPE_REDETECT_CLOUD, false, null, array('svc' => Cloud::SVC_LQIP)); ?>" data-balloon-pos="up" data-balloon-break aria-label='<?php echo sprintf(__('Current closest Cloud server is %s.&#10; Click to redetect.', 'litespeed-cache'), $closest_server); ?>' data-litespeed-cfm="<?php echo __('Are you sure you want to redetect the closest cloud server for this service?', 'litespeed-cache'); ?>"><i class='litespeed-quic-icon'></i> <?php echo __('Redetect', 'litespeed-cache'); ?></a>
					<?php endif; ?>

					<?php if (!empty($lqip_queue)) : ?>
						<div class="litespeed-callout notice notice-warning inline">
							<h4>
								<?php echo __('Size list in queue waiting for cron', 'litespeed-cache'); ?> ( <?php echo count($lqip_queue); ?> )
								<a href="<?php echo Utility::build_url(Router::ACTION_PLACEHOLDER, Placeholder::TYPE_CLEAR_Q); ?>" class="button litespeed-btn-warning litespeed-right">Clear</a>
							</h4>
							<p>
								<?php $i = 0;
								foreach ($lqip_queue as $k => $v) : ?>
									<?php if ($i++ > 20) : ?>
										<?php echo '...'; ?>
										<?php break; ?>
									<?php endif; ?>

									<?php echo $v; ?>
									<br />
								<?php endforeach; ?>
							</p>
						</div>
						<a href="<?php echo Utility::build_url(Router::ACTION_PLACEHOLDER, Placeholder::TYPE_GENERATE); ?>" class="button litespeed-btn-success">
							<?php echo __('Run Queue Manually', 'litespeed-cache'); ?>
						</a>
						<?php Doc::queue_issues(); ?>
					<?php endif; ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_IFRAME_LAZY; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_switch($id); ?>
				<div class="litespeed-desc">
					<?php echo __('Load iframes only when they enter the viewport.', 'litespeed-cache'); ?>
					<?php echo __('This can improve page loading time by reducing initial HTTP requests.', 'litespeed-cache'); ?>
				</div>
			</td>
		</tr>

		<tr>
			<th>
				<?php $id = Base::O_MEDIA_ADD_MISSING_SIZES; ?>
				<?php $this->title($id); ?>
			</th>
			<td>
				<?php $this->build_switch($id); ?>
				<div class="litespeed-desc">
					<?php echo __('Set an explicit width and height on image elements to reduce layout shifts and improve CLS (a Core Web Vitals metric).', 'litespeed-cache'); ?>
					<?php Doc::learn_more('https://web.dev/optimize-cls/#images-without-dimensions'); ?>

					<br />
					<font class="litespeed-warning litespeed-left10">
						⚠️ <?php echo __('Notice', 'litespeed-cache'); ?>: <?php echo sprintf(__('%s must be turned ON for this setting to work.', 'litespeed-cache'), '<code>' . Lang::title(Base::O_MEDIA_LAZY) . '</code>'); ?>
					</font>

					<br />
					<font class="litespeed-success">
						<?php echo __('API', 'litespeed-cache'); ?>:
						<?php echo sprintf(__('Use %1$s to bypass remote image dimension check when %2$s is ON.', 'litespeed-cache'), '<code>add_filter( "litespeed_media_ignore_remote_missing_sizes", "__return_true" );</code>', '<code>' . Lang::title(Base::O_MEDIA_ADD_MISSING_SIZES) . '</code>'); ?>
					</font>
				</div>
			</td>
		</tr>

	</tbody>
</table>