File Type/Plugin/Connection/PluginConnectionDefinition.php

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<?php
namespace WPGraphQL\Type\Plugin\Connection;

use GraphQL\Type\Definition\ResolveInfo;
use GraphQLRelay\Relay;
use WPGraphQL\AppContext;
use WPGraphQL\Data\DataSource;
use WPGraphQL\Types;

/**
 * Class CommentConnectionDefinition
 * @package WPGraphQL\Type\Comment\Connection
 * @since 0.0.5
 */
class PluginConnectionDefinition {

    /**
     * @var array connection
     * @since 0.0.5
     */
    private static $connection;

    /**
     * connection
     * This sets up a connection of plugins
     * @return mixed
     * @since 0.0.5
     */
    public static function connection() {

        if ( null === self::$connection ) {

            /**
             * Setup the connectionDefinition
             * @since 0.0.5
             */
            $connection = Relay::connectionDefinitions( [
                'nodeType' => Types::plugin(),
                'name' => 'Plugins',
                'connectionFields' => function() {
                    return [
                        'nodes' => [
                            'type' => Types::list_of( Types::plugin() ),
                            'description' => __( 'The nodes of the connection, without the edges', 'wp-graphql' ),
                            'resolve' => function( $source, $args, $context, $info ) {
                                return ! empty( $source['nodes'] ) ? $source['nodes'] : [];
                            },
                        ],
                    ];
                },
            ] );

            /**
             * Add the connection to the post_objects_connection object
             * @since 0.0.5
             */
            self::$connection = [
                'type' => $connection['connectionType'],
                'description' => __( 'A collection of plugins', 'wp-graphql' ),
                'args' => Relay::connectionArgs(),
                'resolve' => function( $source, $args, AppContext $context, ResolveInfo $info ) {
                    return DataSource::resolve_plugins_connection( $source, $args, $context, $info );
                },
            ];

        }

        return self::$connection;

    }

}

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