<?php // phpcs:ignore WordPress.Files.FileName.NotHyphenatedLowercase
/**
 * Over-ride the course-grid plugin layout and style it up to match nhsuk output.
 *
 * @package nightingale
 */

$col   = empty( $shortcode_atts['col'] ) ? LEARNDASH_COURSE_GRID_COLUMNS : intval( $shortcode_atts['col'] );
$col   = $col > 6 ? 6 : $col;
$smcol = 1 === $col ? 1 : $col / 2;
$col   = 12 / $col;
$smcol = intval( ceil( 12 / $smcol ) );
$col   = is_float( $col ) ? number_format( $col, 1 ) : $col;
$col   = str_replace( '.', '-', $col );

global $post;
$course_id = $post->ID;
$user_id   = get_current_user_id();

$cg_short_description = get_post_meta( $post->ID, '_learndash_course_grid_short_description', true );
$enable_video         = get_post_meta( $post->ID, '_learndash_course_grid_enable_video_preview', true );
$embed_code           = get_post_meta( $post->ID, '_learndash_course_grid_video_embed_code', true );
$button_text          = get_post_meta( $post->ID, '_learndash_course_grid_custom_button_text', true );

// Retrieve oembed HTML if URL provided.
if ( preg_match( '/^http/', $embed_code ) ) {
	$embed_code = wp_oembed_get(
		$embed_code,
		array(
			'height' => 600,
			'width'  => 400,
		)
	);
}

if ( isset( $shortcode_atts['course_id'] ) ) {
	$button_link = learndash_get_step_permalink( get_the_ID(), $shortcode_atts['course_id'] );
} else {
	$button_link = get_permalink();
}

$button_link = apply_filters( 'learndash_course_grid_custom_button_link', $button_link, $course_id );

$button_text = isset( $button_text ) && ! empty( $button_text ) ? $button_text : __( 'Explore ', 'nightingale' );
$button_text = apply_filters( 'learndash_course_grid_custom_button_text', $button_text, $course_id );

$options          = get_option( 'sfwd_cpt_options' );
$currency_setting = class_exists( 'LearnDash_Settings_Section' ) ? LearnDash_Settings_Section::get_section_setting( 'LearnDash_Settings_Section_PayPal', 'paypal_currency' ) : null;
$currency         = '';

if ( isset( $currency_setting ) || ! empty( $currency_setting ) ) {
	$currency = $currency_setting;
} elseif ( isset( $options['modules'] ) && isset( $options['modules']['sfwd-courses_options'] ) && isset( $options['modules']['sfwd-courses_options']['sfwd-courses_paypal_currency'] ) ) {
	$currency = $options['modules']['sfwd-courses_options']['sfwd-courses_paypal_currency'];
}

if ( class_exists( 'NumberFormatter' ) ) {

	$nlocale       = get_locale();
	$number_format = new NumberFormatter( $nlocale . '@currency=' . $currency, NumberFormatter::CURRENCY );
	$currency      = $number_format->getSymbol( NumberFormatter::CURRENCY_SYMBOL );
}

/**
 * Currency symbol filter hook
 *
 * @param string $currency Currency symbol
 * @param int    $course_id
 */
$currency = apply_filters( 'learndash_course_grid_currency', $currency, $course_id );

$course_options           = get_post_meta( $course_id, '_sfwd-courses', true );
$legacy_short_description = isset( $course_options['sfwd-courses_course_short_description'] ) ? $course_options['sfwd-courses_course_short_description'] : '';
// For LD >= 3.0.
if ( function_exists( 'learndash_get_course_price' ) ) {
	$price_args = learndash_get_course_price( $course_id );
	$price      = $price_args['price'];
	$price_type = $price_args['type'];
} else {
	$price      = $course_options && isset( $course_options['sfwd-courses_course_price'] ) ? $course_options['sfwd-courses_course_price'] : __( 'Free', 'nightingale' );
	$price_type = $course_options && isset( $course_options['sfwd-courses_course_price_type'] ) ? $course_options['sfwd-courses_course_price_type'] : '';
}

if ( ! empty( $cg_short_description ) ) {
	$short_description = $cg_short_description;
} elseif ( ! empty( $legacy_short_description ) ) {
	$short_description = $legacy_short_description;
} else {
	$short_description = '';
}

/**
 * Filter: individual grid class
 *
 * @param int   $course_id      Course ID
 * @param array $course_options Course options
 *
 * @var string
 */
$grid_class = apply_filters( 'learndash_course_grid_class', '', $course_id, $course_options );

$has_access   = sfwd_lms_has_access( $course_id, $user_id );
$is_completed = learndash_course_completed( $user_id, $course_id );

$price_text = '';

if ( is_numeric( $price ) && ! empty( $price ) ) {
	$price_format = apply_filters( 'learndash_course_grid_price_text_format', '{currency}{price}' );

	$price_text = str_replace( array( '{currency}', '{price}' ), array( $currency, $price ), $price_format );
} elseif ( is_string( $price ) && ! empty( $price ) ) {
	$price_text = $price;
} elseif ( empty( $price ) ) {
	$price_text = __( 'Free', 'nightingale' );
}

$class        = 'ld_course_grid_price';
$course_class = '';
$ribbon_text  = get_post_meta( $post->ID, '_learndash_course_grid_custom_ribbon_text', true );
$ribbon_text  = isset( $ribbon_text ) && ! empty( $ribbon_text ) ? $ribbon_text : '';

if ( $has_access && ! $is_completed && 'open' !== $price_type && empty( $ribbon_text ) ) {
	$class        .= ' ribbon-enrolled';
	$course_class .= ' learndash-available learndash-incomplete	';
	$ribbon_text   = __( 'Enrolled', 'nightingale' );
} elseif ( $has_access && $is_completed && 'open' !== $price_type && empty( $ribbon_text ) ) {
	$class        .= '';
	$course_class .= ' learndash-available learndash-complete';
	$ribbon_text   = __( 'Completed', 'nightingale' );
} elseif ( 'open' === $price_type && empty( $ribbon_text ) ) {
	if ( is_user_logged_in() && ! $is_completed ) {
		$class        .= ' ribbon-enrolled';
		$course_class .= ' learndash-available learndash-incomplete';
		$ribbon_text   = __( 'Enrolled', 'nightingale' );
	} elseif ( is_user_logged_in() && $is_completed ) {
		$class        .= '';
		$course_class .= ' learndash-available learndash-complete';
		$ribbon_text   = __( 'Completed', 'nightingale' );
	} else {
		$course_class .= ' learndash-available';
		$class        .= ' ribbon-enrolled';
		$ribbon_text   = '';
	}
} elseif ( 'closed' === $price_type && empty( $price ) ) {
	$class        .= ' ribbon-enrolled';
	$course_class .= ' learndash-available';

	if ( $is_completed ) {
		$course_class .= ' learndash-complete';
	} else {
		$course_class .= ' learndash-incomplete';
	}

	if ( is_numeric( $price ) ) {
		$ribbon_text = $price_text;
	} else {
		$ribbon_text = '';
	}
} else {
	if ( empty( $ribbon_text ) ) {
		$class        .= ! empty( $course_options['sfwd-courses_course_price'] ) ? ' price_' . $currency : ' free';
		$course_class .= ' learndash-not-available learndash-incomplete';
		$ribbon_text   = $price_text;
	} else {
		$class        .= ' custom';
		$course_class .= ' learndash-not-available learndash-incomplete';
	}
}

/**
 * Filter: individual course ribbon text
 *
 * @param string $ribbon_text Returned ribbon text
 * @param int    $course_id   Course ID
 * @param string $price_type  Course price type
 */
$ribbon_text = apply_filters( 'learndash_course_grid_ribbon_text', $ribbon_text, $course_id, $price_type );

if ( '' === $ribbon_text ) {
	$class = '';
}

/**
 * Filter: individual course ribbon class names
 *
 * @param string $class          Returned class names
 * @param int    $course_id      Course ID
 * @param array  $course_options Course's options
 *
 * @var string
 */
$class = apply_filters( 'learndash_course_grid_ribbon_class', $class, $course_id, $course_options );

/**
 * Filter: individual course container class names
 *
 * @param string $course_class   Returned class names
 * @param int    $course_id      Course ID
 * @param array  $course_options Course's options
 *
 * @var string
 */
$course_class = apply_filters( 'learndash_course_grid_course_class', $course_class, $course_id, $course_options );

$thumb_size = isset( $shortcode_atts['thumb_size'] ) && ! empty( $shortcode_atts['thumb_size'] ) ? $shortcode_atts['thumb_size'] : 'course-thumb';

ob_start();
?>
<div class="nhsuk-card-group__item ld_course_grid col-sm-<?php echo esc_attr( $smcol ); ?> col-md-<?php echo esc_attr( $col ); ?> <?php echo esc_attr( $grid_class ); ?>">
	<article id="post-<?php the_ID(); ?>" <?php post_class( $course_class . ' thumbnail course nhsuk-card nhsuk-card--clickable' ); ?>>
		<?php if ( 'true' === $shortcode_atts['show_thumbnail'] ) : ?>
			<?php if ( 'sfwd-courses' === $post->post_type ) : ?>
				<div class="<?php echo esc_attr( $class ); ?>">
					<?php echo wp_kses_post( $ribbon_text ); ?>
				</div>
			<?php endif; ?>

			<?php if ( 1 === $enable_video && ! empty( $embed_code ) ) : ?>
				<div class="ld_course_grid_video_embed">
					<?php echo $embed_code; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
				</div>
			<?php elseif ( has_post_thumbnail() ) : ?>

				<?php the_post_thumbnail( $thumb_size ); ?>
			<?php else : ?>
				<img alt="<?php echo esc_attr( the_title() ); ?>" src="<?php echo esc_url( plugins_url( 'no_image.jpg', LEARNDASH_COURSE_GRID_FILE ) ); ?>"/>
			<?php endif; ?>
		<?php endif; ?>
		<?php if ( 'true' === $shortcode_atts['show_content'] ) : ?>
			<div class="caption nhsuk-card__content">
				<h2 class="nhsuk-card__heading nhsuk-heading-m"><?php the_title(); ?></h2>
				<?php if ( ! empty( $short_description ) ) : ?>
					<p class="nhsuk-card__description"><?php echo do_shortcode( htmlspecialchars_decode( $short_description ) ); ?></p>
				<?php endif; ?>

				<div class="nhsuk-action-link">
					<?php if ( get_current_user_id() && isset( $shortcode_atts['progress_bar'] ) && 'true' === $shortcode_atts['progress_bar'] ) : ?>
						<?php echo do_shortcode( '[learndash_course_progress course_id="' . get_the_ID() . '" user_id="' . get_current_user_id() . '"]' ); ?>
					<?php endif; ?>
					<a class="nhsuk-action-link__link nhsuk-card__link" role="button" href="<?php echo esc_url( $button_link ); ?>" rel="bookmark">
						<svg class="nhsuk-icon nhsuk-icon__arrow-right-circle" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true">
							<path d="M0 0h24v24H0z" fill="none"></path>
							<path d="M12 2a10 10 0 0 0-9.95 9h11.64L9.74 7.05a1 1 0 0 1 1.41-1.41l5.66 5.65a1 1 0 0 1 0 1.42l-5.66 5.65a1 1 0 0 1-1.41 0 1 1 0 0 1 0-1.41L13.69 13H2.05A10 10 0 1 0 12 2z"></path>
						</svg>
						<span class="nhsuk-action-link__text"><?php echo esc_attr( $button_text ); ?></span><span class="nhsuk-u-visually-hidden" aria-hidden="true"><?php the_title(); ?></span>
					</a>
				</div>
			</div>
		<?php endif; ?>
	</article><!-- #post-## -->
</div><!-- .ld_course_grid -->
<?php
/**
 * Filter: course grid HTML output
 *
 * @param string $output         Individual course grid HTML output
 * @param object $post           LD course WP_Post object
 * @param array  $shortcode_atts Shortcode attributes used for this course grid output
 * @param int    $user_id        Current user ID this course grid is displayed to
 *
 * @return string                 Filtered course grid HTML output
 */
echo apply_filters( 'learndash_course_grid_html_output', ob_get_clean(), $post, $shortcode_atts, $user_id ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped