import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { LightsailClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../LightsailClient";
import type { GetRegionsRequest, GetRegionsResult } from "../models/models_1";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link GetRegionsCommand}.
 */
export interface GetRegionsCommandInput extends GetRegionsRequest {
}
/**
 * @public
 *
 * The output of {@link GetRegionsCommand}.
 */
export interface GetRegionsCommandOutput extends GetRegionsResult, __MetadataBearer {
}
declare const GetRegionsCommand_base: {
    new (input: GetRegionsCommandInput): import("@smithy/smithy-client").CommandImpl<GetRegionsCommandInput, GetRegionsCommandOutput, LightsailClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (...[input]: [] | [GetRegionsCommandInput]): import("@smithy/smithy-client").CommandImpl<GetRegionsCommandInput, GetRegionsCommandOutput, LightsailClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Returns a list of all valid regions for Amazon Lightsail. Use the <code>include
 *         availability zones</code> parameter to also return the Availability Zones in a
 *       region.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { LightsailClient, GetRegionsCommand } from "@aws-sdk/client-lightsail"; // ES Modules import
 * // const { LightsailClient, GetRegionsCommand } = require("@aws-sdk/client-lightsail"); // CommonJS import
 * // import type { LightsailClientConfig } from "@aws-sdk/client-lightsail";
 * const config = {}; // type is LightsailClientConfig
 * const client = new LightsailClient(config);
 * const input = { // GetRegionsRequest
 *   includeAvailabilityZones: true || false,
 *   includeRelationalDatabaseAvailabilityZones: true || false,
 * };
 * const command = new GetRegionsCommand(input);
 * const response = await client.send(command);
 * // { // GetRegionsResult
 * //   regions: [ // RegionList
 * //     { // Region
 * //       continentCode: "STRING_VALUE",
 * //       description: "STRING_VALUE",
 * //       displayName: "STRING_VALUE",
 * //       name: "us-east-1" || "us-east-2" || "us-west-1" || "us-west-2" || "eu-west-1" || "eu-west-2" || "eu-west-3" || "eu-central-1" || "eu-north-1" || "ca-central-1" || "ap-south-1" || "ap-southeast-1" || "ap-southeast-2" || "ap-northeast-1" || "ap-northeast-2" || "ap-southeast-3" || "ap-southeast-5",
 * //       availabilityZones: [ // AvailabilityZoneList
 * //         { // AvailabilityZone
 * //           zoneName: "STRING_VALUE",
 * //           state: "STRING_VALUE",
 * //         },
 * //       ],
 * //       relationalDatabaseAvailabilityZones: [
 * //         {
 * //           zoneName: "STRING_VALUE",
 * //           state: "STRING_VALUE",
 * //         },
 * //       ],
 * //     },
 * //   ],
 * // };
 *
 * ```
 *
 * @param GetRegionsCommandInput - {@link GetRegionsCommandInput}
 * @returns {@link GetRegionsCommandOutput}
 * @see {@link GetRegionsCommandInput} for command's `input` shape.
 * @see {@link GetRegionsCommandOutput} for command's `response` shape.
 * @see {@link LightsailClientResolvedConfig | config} for LightsailClient's `config` shape.
 *
 * @throws {@link AccessDeniedException} (client fault)
 *  <p>Lightsail throws this exception when the user cannot be authenticated or uses invalid
 *       credentials to access a resource.</p>
 *
 * @throws {@link AccountSetupInProgressException} (client fault)
 *  <p>Lightsail throws this exception when an account is still in the setup in progress
 *       state.</p>
 *
 * @throws {@link InvalidInputException} (client fault)
 *  <p>Lightsail throws this exception when user input does not conform to the validation rules
 *       of an input field.</p>
 *          <note>
 *             <p>Domain and distribution APIs are only available in the N. Virginia
 *           (<code>us-east-1</code>) Amazon Web Services Region. Please set your Amazon Web Services
 *         Region configuration to <code>us-east-1</code> to create, view, or edit these
 *         resources.</p>
 *          </note>
 *
 * @throws {@link NotFoundException} (client fault)
 *  <p>Lightsail throws this exception when it cannot find a resource.</p>
 *
 * @throws {@link OperationFailureException} (client fault)
 *  <p>Lightsail throws this exception when an operation fails to execute.</p>
 *
 * @throws {@link RegionSetupInProgressException} (client fault)
 *  <p>Lightsail throws this exception when an operation is performed on resources in an opt-in
 *       Region that is currently being set up.</p>
 *
 * @throws {@link ServiceException} (server fault)
 *  <p>A general service exception.</p>
 *
 * @throws {@link UnauthenticatedException} (client fault)
 *  <p>Lightsail throws this exception when the user has not been authenticated.</p>
 *
 * @throws {@link LightsailServiceException}
 * <p>Base exception class for all service exceptions from Lightsail service.</p>
 *
 *
 * @public
 */
export declare class GetRegionsCommand extends GetRegionsCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: GetRegionsRequest;
            output: GetRegionsResult;
        };
        sdk: {
            input: GetRegionsCommandInput;
            output: GetRegionsCommandOutput;
        };
    };
}