<?php
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

function {{phpPrefix}}_get_query_loop_variation_name() {
	return '{{namespace}}/{{slug}}';
}

function {{phpPrefix}}_get_query_loop_variation_marker_key() {
	return 'wpTypiaVariation';
}

function {{phpPrefix}}_extract_query_loop_request_query( WP_REST_Request $request ) {
	$params = $request->get_params();

	if ( isset( $params['query'] ) && is_array( $params['query'] ) ) {
		return $params['query'];
	}

	return is_array( $params ) ? $params : array();
}

function {{phpPrefix}}_map_query_loop_custom_query_vars( array $query_vars, array $source_query ) {
	unset( $query_vars[ {{phpPrefix}}_get_query_loop_variation_marker_key() ] );

	$allowed_custom_query_values = array(
		// 'featuredOnly' => isset( $source_query['featuredOnly'] ) ? (bool) $source_query['featuredOnly'] : null,
		// 'eventStatus' => isset( $source_query['eventStatus'] ) ? sanitize_text_field( $source_query['eventStatus'] ) : null,
	);

	// Mirror only known custom query keys from `src/query-extension.ts` here when
	// they should affect frontend rendering or editor preview requests. Sanitize
	// and cast values before copying them into WP_Query vars; do not merge the
	// raw source query wholesale.
	foreach ( $allowed_custom_query_values as $key => $value ) {
		if ( null === $value ) {
			continue;
		}

		$query_vars[ $key ] = $value;
	}

	return $query_vars;
}

function {{phpPrefix}}_filter_query_loop_block_query_vars( $query_vars, $block, $page ) {
	if ( ! is_array( $query_vars ) ) {
		return $query_vars;
	}

	$attrs = is_array( $block ) && isset( $block['attrs'] ) && is_array( $block['attrs'] )
		? $block['attrs']
		: array();
	$namespace = isset( $attrs['namespace'] ) && is_string( $attrs['namespace'] )
		? $attrs['namespace']
		: null;
	$source_query = isset( $attrs['query'] ) && is_array( $attrs['query'] )
		? $attrs['query']
		: array();

	if ( {{phpPrefix}}_get_query_loop_variation_name() !== $namespace ) {
		return $query_vars;
	}

	return {{phpPrefix}}_map_query_loop_custom_query_vars( $query_vars, $source_query );
}

function {{phpPrefix}}_filter_query_loop_editor_preview_query_vars( $query_vars, $request ) {
	if ( ! is_array( $query_vars ) || ! $request instanceof WP_REST_Request ) {
		return $query_vars;
	}

	$source_query = {{phpPrefix}}_extract_query_loop_request_query( $request );
	$marker_key = {{phpPrefix}}_get_query_loop_variation_marker_key();
	$variation_name = isset( $source_query[ $marker_key ] ) && is_string( $source_query[ $marker_key ] )
		? $source_query[ $marker_key ]
		: null;

	if ( {{phpPrefix}}_get_query_loop_variation_name() !== $variation_name ) {
		return $query_vars;
	}

	return {{phpPrefix}}_map_query_loop_custom_query_vars( $query_vars, $source_query );
}