Use core so that any future improvements need to be done in one place.

Right now controller creates and executes its own query, whereas core already has a way to execute this. So it makes sense to use so that we would have to do any future improvement in one place.

includes/rest-api/Controllers/Version3/class-wc-rest-products-controller.php

@@ -217,6 +217,25 @@ class WC_REST_Products_Controller extends WC_REST_Products_V2_Controller {
 		return $args;
 	}
 
+	/**
+	 * Get products.
+	 *
+	 * @param  array $query_args Query args.
+	 *
+	 * @return array Products.
+	 */
+	protected function get_objects( $query_args ) {
+		$query_args['paginate'] = true;
+		$query_args['return']   = 'objects';
+		$results                = wc_get_products( $query_args );
+
+		return array(
+			'objects' => $results->products,
+			'total'   => $results->total,
+			'pages'   => $results->max_num_pages,
+		);
+	}
+
 	/**
 	 * Set product images.
 	 *