<?php
/**
 * SafeSvg Blocks setup
 *
 * @package SafeSvg
 */

namespace SafeSvg\Blocks;

/**
 * Set up blocks
 *
 * @return void
 */
function setup() {
	$n = function ( $function ) {
		return __NAMESPACE__ . "\\$function";
	};

	add_filter( 'block_categories_all', $n( 'blocks_categories' ), 10, 2 );

	register_blocks();
}

/**
 * Registers blocks that are located within the includes/blocks directory.
 *
 * @return void
 */
function register_blocks() {
	// Require custom blocks.
	require_once SAFE_SVG_PLUGIN_DIR . '/includes/blocks/safe-svg/register.php';

	// Call register function for each block.
	SafeSvgBlock\register();
}

/**
 * Filters the registered block categories.
 *
 * @param array $categories Registered categories.
 *
 * @return array Filtered categories.
 */
function blocks_categories( $categories ) {
	if ( ! is_array( $categories ) ) {
		$categories = [];
	}

	return array_merge(
		$categories,
		array(
			array(
				'slug'  => 'safe-svg-blocks',
				'title' => __( 'SafeSvg', 'safe-svg' ),
			),
		)
	);
}