/** @module @twilio-labs/serverless-api/dist/api */
import { TwilioServerlessApiClient } from '../client';
import { EnvironmentResource, Sid } from '../types';
/**
 * Checks if a string is an environment SID by checking its prefix and length
 *
 * @export
 * @param {string} str the string to check
 * @returns
 */
export declare function isEnvironmentSid(str: string): boolean;
/**
 * Retrieves a specific environment using the API
 *
 * @export
 * @param {Sid} environmentSid the environment to retrieve
 * @param {Sid} serviceSid the service the environment belongs to
 * @param {TwilioServerlessApiClient} client API client
 * @returns {Promise<EnvironmentResource>}
 */
export declare function getEnvironment(environmentSid: Sid, serviceSid: Sid, client: TwilioServerlessApiClient): Promise<EnvironmentResource>;
/**
 * Creates a new environment given a domain suffix
 *
 * @export
 * @param {string} domainSuffix the domain suffix for the environment
 * @param {string} serviceSid the service to create the environment for
 * @param {TwilioServerlessApiClient} client API client
 * @returns {Promise<EnvironmentResource>}
 */
export declare function createEnvironmentFromSuffix(domainSuffix: string, serviceSid: string, client: TwilioServerlessApiClient): Promise<EnvironmentResource>;
/**
 * Lists all environments for a given service
 *
 * @export
 * @param {string} serviceSid the service that the environments belong to
 * @param {TwilioServerlessApiClient} client API client
 * @returns
 */
export declare function listEnvironments(serviceSid: string, client: TwilioServerlessApiClient): Promise<EnvironmentResource[]>;
/**
 * Looks up an environment given a domain suffix.
 *
 * @export
 * @param {string} domainSuffix the suffix to look for
 * @param {string} serviceSid the service the environment belongs to
 * @param {TwilioServerlessApiClient} client API client
 * @returns {Promise<EnvironmentResource>}
 */
export declare function getEnvironmentFromSuffix(domainSuffix: string, serviceSid: string, client: TwilioServerlessApiClient): Promise<EnvironmentResource>;
/**
 * Creates an environment if non with the given suffix exists
 *
 * @export
 * @param {string} domainSuffix the domain suffix of the environment
 * @param {string} serviceSid the service the environment belongs to
 * @param {TwilioServerlessApiClient} client API client
 * @returns
 */
export declare function createEnvironmentIfNotExists(domainSuffixOrSid: string, serviceSid: string, client: TwilioServerlessApiClient): Promise<EnvironmentResource>;