Shipping_Controller::get_zone_methods( WP_REST_Request $request )

	public function get_zone_methods( $request ) {
		$attributes = $request->get_params();
		$cart       = $this->get_cart();

		$methods = $this->shipping_api->get_shipping_methods( $attributes['zone_id'] );

		$methods = array_filter( array_map( function ( $method ) use ( $cart ) {
			$rate_raw = $this->get_method_rate( $method, $cart );

			if ( ! $method->enabled ) {
				return;
			}

			$method_name = $method->name;
			if ( $method->type === self::SHIPPING_METHOD_TYPE_FREE && $rate_raw > 0 ) {
				$method_name = __( 'Fixed Shipping', 'bigcommerce' );
			}

			$method = [
				'id'              => $method->id,
				'name'            => $method_name,
				'type'            => $method->type,
				'rate_raw'        => $rate_raw,
				'rate'            => $this->format_price( $rate_raw ),
				'fixed_surcharge' => isset( $method->handling_fees->fixed_surcharge ) ? $method->handling_fees->fixed_surcharge : 0,
			];

			$cart_subtotal = $this->cart_subtotal_for_method( $method, $cart );

			$method['cart_subtotal_raw'] = $cart_subtotal;
			$method['cart_subtotal']     = $this->format_price( $cart_subtotal );

			$cart_total = $this->cart_total_for_method( $cart_subtotal, $cart );

			$method['cart_total_raw'] = $cart_total;
			$method['cart_total']     = $this->format_price( $cart_total );

			return $method;
		}, $methods ) );

		$controller = Shipping_Methods::factory( [
			Shipping_Methods::METHODS => $methods,
		] );

		$output = $controller->render();

		$response = rest_ensure_response( [
			'rendered' => $output,
		] );

		return $response;
	}