public function get_coupons_count( $filter = array() ) {
		try {
			if ( ! current_user_can( 'read_private_shop_coupons' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_coupons_count', __( 'You do not have permission to read the coupons count', 'woocommerce' ), 401 );
			}

			$query = $this->query_coupons( $filter );

			return array( 'count' => (int) $query->found_posts );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}