mirror of
https://github.com/wp-graphql/wp-graphql-woocommerce.git
synced 2026-08-14 12:53:44 +02:00
98 lines
2.6 KiB
PHP
98 lines
2.6 KiB
PHP
<?php
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/**
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* ConnectionResolver - Product_Attribute_Connection_Resolver
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*
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* Resolves connections to ProductAttributes
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*
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* @package WPGraphQL\WooCommerce\Data\Connection
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* @since 0.0.1
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*/
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namespace WPGraphQL\WooCommerce\Data\Connection;
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use GraphQL\Error\UserError;
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use GraphQL\Type\Definition\ResolveInfo;
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use GraphQLRelay\Relay;
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use WPGraphQL\AppContext;
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use WPGraphQL\WooCommerce\Model\Product;
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const GLOBAL_ID_DELIMITER = ':';
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/**
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* Class Product_Attribute_Connection_Resolver
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*/
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class Product_Attribute_Connection_Resolver {
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/**
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* Builds Product attribute items
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*
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* @param array $attributes Array of WC_Product_Attributes instances.
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* @param Product $source Parent product model.
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* @param array $args Connection arguments.
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* @param AppContext $context AppContext object.
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* @param ResolveInfo $info ResolveInfo object.
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*
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* @throws UserError Invalid product attribute enumeration value.
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* @return array
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*/
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private function get_items( $attributes, $source, $args, $context, $info ) {
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$items = array();
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foreach ( $attributes as $attribute_name => $data ) {
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$data->_relay_id = base64_encode(
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$attribute_name
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. GLOBAL_ID_DELIMITER
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. $source->ID
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. GLOBAL_ID_DELIMITER
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. $data->get_name()
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);
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$items[] = $data;
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}
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if ( ! empty( $args['type'] ) ) {
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switch ( $args['type'] ) {
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case 'local':
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$items = array_filter(
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$items,
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function( $item ) {
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return ! $item->is_taxonomy();
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}
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);
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break;
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case 'global':
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$items = array_filter(
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$items,
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function( $item ) {
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return $item->is_taxonomy();
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}
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);
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break;
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default:
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throw new UserError( __( 'Invalid product attribute type provided', 'wp-graphql-woocommerce' ) );
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}
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}
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return $items;
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}
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/**
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* Creates connection
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*
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* @param mixed $source Connection source Model instance.
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* @param array $args Connection arguments.
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* @param AppContext $context AppContext object.
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* @param ResolveInfo $info ResolveInfo object.
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*/
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public function resolve( $source, array $args, AppContext $context, ResolveInfo $info ) {
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$attributes = $this->get_items( $source->attributes, $source, $args, $context, $info );
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$connection = Relay::connectionFromArray( $attributes, $args );
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$nodes = array();
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if ( ! empty( $connection['edges'] ) && is_array( $connection['edges'] ) ) {
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foreach ( $connection['edges'] as $edge ) {
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$nodes[] = ! empty( $edge['node'] ) ? $edge['node'] : null;
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}
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}
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$connection['nodes'] = ! empty( $nodes ) ? $nodes : null;
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return ! empty( $attributes ) ? $connection : null;
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}
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}
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