=> 'array',
			'items'             => array(
				'type' => 'integer',
			),
			'default'           => array(),
			'sanitize_callback' => 'wp_parse_id_list',
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['coupon_excludes']     = array(
			'description'       => __( 'Limit result set to items that don\'t have the specified coupon(s) assigned.', 'woocommerce' ),
			'type'              => 'array',
			'items'             => array(
				'type' => 'integer',
			),
			'default'           => array(),
			'validate_callback' => 'rest_validate_request_arg',
			'sanitize_callback' => 'wp_parse_id_list',
		);
		$params['tax_rate_includes']   = array(
			'description'       => __( 'Limit result set to items that have the specified tax rate(s) assigned.', 'woocommerce' ),
			'type'              => 'array',
			'items'             => array(
				'type' => 'integer',
			),
			'default'           => array(),
			'sanitize_callback' => 'wp_parse_id_list',
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['tax_rate_excludes']   = array(
			'description'       => __( 'Limit result set to items that don\'t have the specified tax rate(s) assigned.', 'woocommerce' ),
			'type'              => 'array',
			'items'             => array(
				'type' => 'integer',
			),
			'default'           => array(),
			'validate_callback' => 'rest_validate_request_arg',
			'sanitize_callback' => 'wp_parse_id_list',
		);
		$params['status_is']           = array(
			'description'       => __( 'Limit result set to items that have the specified order status.', 'woocommerce' ),
			'type'              => 'array',
			'sanitize_callback' => 'wp_parse_slug_list',
			'validate_callback' => 'rest_validate_request_arg',
			'items'             => array(
				'enum' => self::get_order_statuses(),
				'type' => 'string',
			),
		);
		$params['status_is_not']       = array(
			'description'       => __( 'Limit result set to items that don\'t have the specified order status.', 'woocommerce' ),
			'type'              => 'array',
			'sanitize_callback' => 'wp_parse_slug_list',
			'validate_callback' => 'rest_validate_request_arg',
			'items'             => array(
				'enum' => self::get_order_statuses(),
				'type' => 'string',
			),
		);
		$params['customer_type']       = array(
			'description'       => __( 'Limit result set to returning or new customers.', 'woocommerce' ),
			'type'              => 'string',
			'default'           => '',
			'enum'              => array(
				'',
				'returning',
				'new',
			),
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['refunds']             = array(
			'description'       => __( 'Limit result set to specific types of refunds.', 'woocommerce' ),
			'type'              => 'string',
			'default'           => '',
			'enum'              => array(
				'',
				'all',
				'partial',
				'full',
				'none',
			),
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['extended_info']       = array(
			'description'       => __( 'Add additional piece of info about each coupon to the report.', 'woocommerce' ),
			'type'              => 'boolean',
			'default'           => false,
			'sanitize_callback' => 'wc_string_to_bool',
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['order_includes']      = array(
			'description'       => __( 'Limit result set to items that have the specified order ids.', 'woocommerce' ),
			'type'              => 'array',
			'sanitize_callback' => 'wp_parse_id_list',
			'validate_callback' => 'rest_validate_request_arg',
			'items'             => array(
				'type' => 'integer',
			),
		);
		$params['order_excludes']      = array(
			'description'       => __( 'Limit result set to items that don\'t have the specified order ids.', 'woocommerce' ),
			'type'              => 'array',
			'sanitize_callback' => 'wp_parse_id_list',
			'validate_callback' => 'rest_validate_request_arg',
			'items'             => array(
				'type' => 'integer',
			),
		);
		$params['attribute_is']        = array(
			'description'       => __( 'Limit result set to orders that include products with the specified attributes.', 'woocommerce' ),
			'type'              => 'array',
			'items'             => array(
				'type' => 'array',
			),
			'default'           => array(),
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['attribute_is_not']    = array(
			'description'       => __( 'Limit result set to orders that don\'t include products with the specified attributes.', 'woocommerce' ),
			'type'              => 'array',
			'items'             => array(
				'type' => 'array',
			),
			'default'           => array(),
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['force_cache_refresh'] = array(
			'description'       => __( 'Force retrieval of fresh data instead of from the cache.', 'woocommerce' ),
			'type'              => 'boolean',
			'sanitize_callback' => 'wp_validate_boolean',
			'validate_callback' => 'rest_validate_request_arg',
		);

		return $params;
	}

	/**
	 * Get customer name column export value.
	 *
	 * @param array $customer Customer from report row.
	 * @return string
	 */
	protected function get_customer_name( $customer ) {
		return $customer['first_name'] . ' ' . $customer['last_name'];
	}

	/**
	 * Get products column export value.
	 *
	 * @param array $products Products from report row.
	 * @return string
	 */
	protected function get_products( $products ) {
		$products_list = array();

		foreach ( $products as $product ) {
			$products_list[] = sprintf(
				/* translators: 1: numeric product quantity, 2: name of product */
				__( '%1$s× %2$s', 'woocommerce' ),
				$product['quantity'],
				$product['name']
			);
		}

		return implode( ', ', $products_list );
	}

	/**
	 * Get coupons column export value.
	 *
	 * @param array $coupons Coupons from report row.
	 * @return string
	 */
	protected function get_coupons( $coupons ) {
		return implode( ', ', wp_list_pluck( $coupons, 'code' ) );
	}

	/**
	 * Get the column names for export.
	 *
	 * @return array Key value pair of Column ID => Label.
	 */
	public function get_export_columns() {
		$export_columns = array(
			'date_created'    => __( 'Date', 'woocommerce' ),
			'order_number'    => __( 'Order #', 'woocommerce' ),
			'total_formatted' => __( 'N. Revenue (formatted)', 'woocommerce' ),
			'status'          => __( 'Status', 'woocommerce' ),
			'customer_name'   => __( 'Customer', 'woocommerce' ),
			'customer_type'   => __( 'Customer type', 'woocommerce' ),
			'products'        => __( 'Product(s)', 'woocommerce' ),
			'num_items_sold'  => __( 'Items sold', 'woocommerce' ),
			'coupons'         => __( 'Coupon(s)', 'woocommerce' ),
			'net_total'       => __( 'N. Revenue', 'woocommerce' ),
			'attribution'     => __( 'Attribution', 'woocommerce' ),
		);

		/**
		 * Filter to add or remove column names from the orders report for
		 * export.
		 *
		 * @since 1.6.0
		 */
		return apply_filters(
			'woocommerce_report_orders_export_columns',
			$export_columns
		);
	}

	/**
	 * Get the column values for export.
	 *
	 * @param array $item Single report item/row.
	 * @return array Key value pair of Column ID => Row Value.
	 */
	public function prepare_item_for_export( $item ) {
		$export_item = array(
			'date_created'    => $item['date_created'],
			'order_number'    => $item['order_number'],
			'total_formatted' => $item['total_formatted'],
			'status'          => $item['status'],
			'customer_name'   => isset( $item['extended_info']['customer'] ) ? $this->get_customer_name( $item['extended_info']['customer'] ) : null,
			'customer_type'   => $item['customer_type'],
			'products'        => isset( $item['extended_info']['products'] ) ? $this->get_products( $item['extended_info']['products'] ) : null,
			'num_items_sold'  => $item['num_items_sold'],
			'coupons'         => isset( $item['extended_info']['coupons'] ) ? $this->get_coupons( $item['extended_info']['coupons'] ) : null,
			'net_total'       => $item['net_total'],
			'attribution'     => $item['extended_info']['attribution']['origin'],
		);

		/**
		 * Filter to prepare extra columns in the export item for the orders
		 * report.
		 *
		 * @since 1.6.0
		 */
		return apply_filters(
			'woocommerce_report_orders_prepare_export_item',
			$export_item,
			$item
		);
	}
}