import { Activity } from '@microsoft/agents-activity';
import { PagedResult, TranscriptInfo, TranscriptLogger } from './transcriptLogger';
/**
 * Interface for storing and managing transcripts.
 */
export interface TranscriptStore extends TranscriptLogger {
    /**
     * Retrieves activities from a transcript.
     * @param channelId - The ID of the channel.
     * @param conversationId - The ID of the conversation.
     * @param continuationToken - Optional. The continuation token for pagination.
     * @param startDate - Optional. The start date to filter activities.
     * @returns A promise that resolves to a paged result of activities.
     */
    getTranscriptActivities(channelId: string, conversationId: string, continuationToken?: string, startDate?: Date): Promise<PagedResult<Activity>>;
    /**
     * Lists transcripts for a channel.
     * @param channelId - The ID of the channel.
     * @param continuationToken - Optional. The continuation token for pagination.
     * @returns A promise that resolves to a paged result of transcript information.
     */
    listTranscripts(channelId: string, continuationToken?: string): Promise<PagedResult<TranscriptInfo>>;
    /**
     * Deletes a transcript.
     * @param channelId - The ID of the channel.
     * @param conversationId - The ID of the conversation.
     * @returns A promise that resolves when the transcript is deleted.
     */
    deleteTranscript(channelId: string, conversationId: string): Promise<void>;
}