import type { api_List } from '../models/api_List';
import type { messages_CreateMessageInput } from '../models/messages_CreateMessageInput';
import type { messages_Message } from '../models/messages_Message';
import type { CancelablePromise } from '../core/CancelablePromise';
export declare class MessagesService {
    /**
     * List messages
     *
     * Returns a paginated list of messages in a channel, most recent first. The
     * channelId query parameter is required and must be a bare UUID (do not
     * include the GetStream 'messaging:' prefix). A maximum of 100 messages are
     * returned per page.
     *
     * @param channelId Channel ID to list messages for (UUID format only, do not include the 'messaging:' prefix)
     * @param limit Maximum number of messages to return (capped at 100)
     * @param nextToken Pagination cursor returned by a previous call
     *
     * @example
     * await assembly.listMessages({ channelId: ... });
     */
    static listMessages({ channelId, limit, nextToken, }: {
        /**
         * Channel ID to list messages for (UUID format only, do not include the 'messaging:' prefix)
         */
        channelId: string;
        /**
         * Maximum number of messages to return (capped at 100)
         */
        limit?: number;
        /**
         * Pagination cursor returned by a previous call
         */
        nextToken?: string;
    }): CancelablePromise<(api_List & {
        data?: Array<messages_Message>;
    })>;
    /**
     * Send a message
     *
     * Sends a message to a channel. Requires channelId and text. channelId must
     * be a bare UUID (do not include the GetStream 'messaging:' prefix). When
     * senderId is provided it must be a member of the channel; otherwise the
     * authenticated user is used as the author.
     *
     * @example
     * await assembly.sendMessage({ requestBody: ... });
     */
    static sendMessage({ requestBody, }: {
        /**
         * Message to send
         */
        requestBody: messages_CreateMessageInput;
    }): CancelablePromise<messages_Message>;
}