import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { ChimeSDKMessagingClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../ChimeSDKMessagingClient";
import type { ListChannelsRequest, ListChannelsResponse } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link ListChannelsCommand}.
 */
export interface ListChannelsCommandInput extends ListChannelsRequest {
}
/**
 * @public
 *
 * The output of {@link ListChannelsCommand}.
 */
export interface ListChannelsCommandOutput extends ListChannelsResponse, __MetadataBearer {
}
declare const ListChannelsCommand_base: {
    new (input: ListChannelsCommandInput): import("@smithy/smithy-client").CommandImpl<ListChannelsCommandInput, ListChannelsCommandOutput, ChimeSDKMessagingClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (input: ListChannelsCommandInput): import("@smithy/smithy-client").CommandImpl<ListChannelsCommandInput, ListChannelsCommandOutput, ChimeSDKMessagingClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Lists all Channels created under a single Chime App as a paginated list. You can specify
 *          filters to narrow results.</p>
 *          <p class="title">
 *             <b>Functionality & restrictions</b>
 *          </p>
 *          <ul>
 *             <li>
 *                <p>Use privacy = <code>PUBLIC</code> to retrieve all public channels in the
 *                account.</p>
 *             </li>
 *             <li>
 *                <p>Only an <code>AppInstanceAdmin</code> can set privacy = <code>PRIVATE</code> to
 *                list the private channels in an account.</p>
 *             </li>
 *          </ul>
 *          <note>
 *             <p>The <code>x-amz-chime-bearer</code> request header is mandatory. Use the
 *             ARN of the <code>AppInstanceUser</code> or <code>AppInstanceBot</code> that makes the API call as the value in
 *             the header.</p>
 *          </note>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { ChimeSDKMessagingClient, ListChannelsCommand } from "@aws-sdk/client-chime-sdk-messaging"; // ES Modules import
 * // const { ChimeSDKMessagingClient, ListChannelsCommand } = require("@aws-sdk/client-chime-sdk-messaging"); // CommonJS import
 * // import type { ChimeSDKMessagingClientConfig } from "@aws-sdk/client-chime-sdk-messaging";
 * const config = {}; // type is ChimeSDKMessagingClientConfig
 * const client = new ChimeSDKMessagingClient(config);
 * const input = { // ListChannelsRequest
 *   AppInstanceArn: "STRING_VALUE", // required
 *   Privacy: "PUBLIC" || "PRIVATE",
 *   MaxResults: Number("int"),
 *   NextToken: "STRING_VALUE",
 *   ChimeBearer: "STRING_VALUE", // required
 * };
 * const command = new ListChannelsCommand(input);
 * const response = await client.send(command);
 * // { // ListChannelsResponse
 * //   Channels: [ // ChannelSummaryList
 * //     { // ChannelSummary
 * //       Name: "STRING_VALUE",
 * //       ChannelArn: "STRING_VALUE",
 * //       Mode: "UNRESTRICTED" || "RESTRICTED",
 * //       Privacy: "PUBLIC" || "PRIVATE",
 * //       Metadata: "STRING_VALUE",
 * //       LastMessageTimestamp: new Date("TIMESTAMP"),
 * //     },
 * //   ],
 * //   NextToken: "STRING_VALUE",
 * // };
 *
 * ```
 *
 * @param ListChannelsCommandInput - {@link ListChannelsCommandInput}
 * @returns {@link ListChannelsCommandOutput}
 * @see {@link ListChannelsCommandInput} for command's `input` shape.
 * @see {@link ListChannelsCommandOutput} for command's `response` shape.
 * @see {@link ChimeSDKMessagingClientResolvedConfig | config} for ChimeSDKMessagingClient's `config` shape.
 *
 * @throws {@link BadRequestException} (client fault)
 *  <p>The input parameters don't match the service's restrictions.</p>
 *
 * @throws {@link ForbiddenException} (client fault)
 *  <p>The client is permanently forbidden from making the request.</p>
 *
 * @throws {@link ServiceFailureException} (server fault)
 *  <p>The service encountered an unexpected error.</p>
 *
 * @throws {@link ServiceUnavailableException} (server fault)
 *  <p>The service is currently unavailable.</p>
 *
 * @throws {@link ThrottledClientException} (client fault)
 *  <p>The client exceeded its request rate limit.</p>
 *
 * @throws {@link UnauthorizedClientException} (client fault)
 *  <p>The client is not currently authorized to make the request.</p>
 *
 * @throws {@link ChimeSDKMessagingServiceException}
 * <p>Base exception class for all service exceptions from ChimeSDKMessaging service.</p>
 *
 *
 * @public
 */
export declare class ListChannelsCommand extends ListChannelsCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: ListChannelsRequest;
            output: ListChannelsResponse;
        };
        sdk: {
            input: ListChannelsCommandInput;
            output: ListChannelsCommandOutput;
        };
    };
}