Working with wpGrapghql

Data

{
  "data": {
    "marketByPath": {
      "title": null,
      "databaseId": 25250,
      "link": "https://unitedvanlines-prod.me/movers/oh/columbus/",
      "uri": "https://unitedvanlines-prod.me/movers/oh/columbus/",
      "markets": {
        "marketName": null
      },
      "guid": "https://unitedvanlines-prod.me/movers/oh/columbus/"
    }
  }  
}

GetMatketByPath

query GetMatketByPath($path: String!) {
  marketByPath(path: $path) {
    title(format: RENDERED)
    databaseId
    link
    uri
    markets {
      marketName
    }
    guid
  }
}

{
  "path": "/movers/oh/columbus"
}

register_graphql_field

add_action( 'graphql_register_types', 'uni_custom_nodeBy_path' )
function uni_custom_nodeBy_path() {
		register_graphql_field( 'RootQuery', 'marketByPath', [
			'type' => 'Market',
			'args' => [
				'path' => [
					'type' => 'String',
					'description' => __( 'The path of the Market to retrieve', $plugin_name ),
				],
			],
			'resolve' => function( $source, $args, $context, $info ) {
				
				try {					
					// Get the path from the arguments
					$path = untrailingslashit( $args['path'] );
		
					// Get the state abbreviation and market name from the path
					$path_segments = explode( '/', trim( $path, '/' ) );
					$state_abbreviation = $path_segments[1]; // Assuming the state abbreviation is the first segment
					$market_name = end( $path_segments );
		
					// Query for the custom post type by state abbreviation and market name
					$query_args = [
						'post_type' => 'market', // Change to your custom post type slug
						'meta_query' => [
							'relation' => 'AND',
							[
								'key' => 'msa_state_abbreviation',
								'value' => strtoupper($state_abbreviation),
								'compare' => 'LIKE'
							],
							[
								'key' => 'msa_region',
								'value' => ucwords($market_name),
								'compare' => 'LIKE'
							]
						],
						'posts_per_page' => 1,
					];
		
					$custom_post_query = new WP_Query( $query_args );
		
					// Check if post was found
					if ( $custom_post_query->have_posts() ) {						
						while ( $custom_post_query->have_posts() ) :
							$custom_post_query->the_post();
							$market_id = get_the_ID();
							$market_title = get_the_title( $market_id );
							$market_link = get_permalink( $market_id );
							$market_name = get_field( 'market_name', $market_id );
							error_log($market_name);
							// Return a properly formatted object or array based on your GraphQL type definition
							return [
								'databaseId' => $market_id,
								'title' => $market_title,
								'link' => $market_link,		
								'uri' => $market_link,
								'market_name' => $market_name,
								'guid' => $market_link,
								'markets' => [
									'marketName' => $market_name,	
								],	
								// Add other necessary fields
							];
						endwhile;
					} 

				} catch ( Exception $e ) {
					// Log the error
					error_log( 'GraphQL resolver error: ' . $e->getMessage() );
			
					// Return null or handle the error accordingly
					return null;
				}
				
			},
		] );
	}