<?php
/**
 * Preloader
 *
 * @package Ocean_Extra
 * @category Core
 * @author OceanWP
 */

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Preloader Icon list
 */
function oe_preloader_icon_list() {

	$icon_array = array(
		'roller'        => '<div class="preloader-roller"><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div></div>',
		'circle'        => '<div class="preloader-circle"><div></div></div>',
		'ring'          => '<div class="preloader-ring"><div></div><div></div><div></div><div></div></div>',
		'dual-ring'     => '<div class="preloader-dual-ring"></div>',
		'ripple-plain'  => '<div class="preloader-ripple-plain"><div></div><div></div><div></div></div>',
		'ripple-circle' => '<div class="preloader-ripple-circle"><div></div><div></div></div>',
		'heart'         => '<div class="preloader-heart"><div></div></div>',
		'ellipsis'      => '<div class="preloader-ellipsis"><div></div><div></div><div></div><div></div></div>',
		'spinner-dot'   => '<div class="preloader-spinner-dot"><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div></div>',
		'spinner-line'  => '<div class="preloader-spinner-line"><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div><div></div></div>',

	);

	$icon_array = apply_filters( 'ocean_preloader_icon_list', $icon_array );

	return $icon_array;

}

/**
 * Preloader icon
 */
function oe_preloader_icon( $icon = '' ) {

	if ( empty( $icon ) ) {
		return;
	}

	$icon_array = oe_preloader_icon_list();

	$content = $icon_array[$icon];
	$content = apply_filters( 'ocean_preloader_icon_html', $content );

	return $content;

}

/**
 * Returns Preloader image
 */
function oe_preloader_image_html() {

	$html = '';

	$img_url = get_theme_mod( 'ocean_preloader_icon_image' );

	$img_data = array(
		'url'    => '',
		'width'  => '',
		'height' => '',
		'alt'    => '',
	);

	if ( $img_url ) {

		$img_data['url'] = $img_url;

		$img_attachment_data = oceanwp_get_attachment_data_from_url( $img_url );

		if ( $img_attachment_data ) {
			$img_data['width']  = $img_attachment_data['width'];
			$img_data['height'] = $img_attachment_data['height'];
			$img_data['alt']    = $img_attachment_data['alt'];
		}

		// Output image.
		$html = sprintf(
			'<img src="%1$s" class="preloader-attachment" width="%2$s" height="%3$s" alt="%4$s" />',
			esc_url( $img_data['url'] ),
			esc_attr( $img_data['width'] ),
			esc_attr( $img_data['height'] ),
			esc_attr( $img_data['alt'] )
		);

	}

	// Return image.
	return apply_filters( 'ocean_preloader_image', $html );

}

/**
 * Echo Preloader image
 */
function oe_preloader_image() {
	echo wp_kses_post( oe_preloader_image_html() );
}