import { Activity, PagedResult, TranscriptInfo, TranscriptStore } from 'botbuilder-core';
import { AnonymousCredential, StoragePipelineOptions, StorageSharedKeyCredential } from '@azure/storage-blob';
import { TokenCredential } from 'botbuilder-stdlib/lib/azureCoreHttpCompat';
/**
 * Optional settings for BlobsTranscriptStore
 */
export interface BlobsTranscriptStoreOptions {
    /**
     * [StoragePipelineOptions](xref:@azure/storage-blob.StoragePipelineOptions) to pass to azure blob
     * storage client
     */
    storagePipelineOptions?: StoragePipelineOptions;
    /**
     * Optional setting to return a new string representing the decoded version of the given encoded blob transcript key.
     * This remains the default behavior to false, but can be overridden by setting decodeTranscriptKey to true.
     */
    decodeTranscriptKey?: boolean;
}
/**
 * BlobsTranscriptStore is a [TranscriptStore](xref:botbuilder-core.TranscriptStore) that persists
 * transcripts in Azure Blob Storage
 *
 * @summary
 * Each activity is stored as JSON blob with a key of
 * `container/{channelId]/{conversationId}/{Timestamp.ticks}-{activity.id}.json`.
 */
export declare class BlobsTranscriptStore implements TranscriptStore {
    private readonly _containerClient;
    private readonly _concurrency;
    private _initializePromise?;
    private _isDecodeTranscriptKey?;
    /**
     * Constructs a BlobsTranscriptStore instance.
     *
     * @param {string} connectionString Azure Blob Storage connection string
     * @param {string} containerName Azure Blob Storage container name
     * @param {BlobsTranscriptStoreOptions} options Other options for BlobsTranscriptStore
     * @param {string} blobServiceUri A Uri referencing the blob container that includes the name of the account and the name of the container
     * @param {StorageSharedKeyCredential | AnonymousCredential | TokenCredential} tokenCredential The token credential to authenticate to the Azure storage
     */
    constructor(connectionString: string, containerName: string, options?: BlobsTranscriptStoreOptions, blobServiceUri?: string, tokenCredential?: StorageSharedKeyCredential | AnonymousCredential | TokenCredential);
    private toJSON;
    private _initialize;
    /**
     * Get activities for a conversation (aka the transcript).
     *
     * @param {string} channelId channelId
     * @param {string} conversationId conversationId
     * @param {string} continuationToken continuation token to page through results
     * @param {Date} startDate earliest time to include in results
     * @returns {Promise<PagedResult<Activity>>} Promise that resolves to a
     * [PagedResult](xref:botbuilder-core.PagedResult) of [Activity](xref:botbuilder-core.Activity) items
     */
    getTranscriptActivities(channelId: string, conversationId: string, continuationToken?: string, startDate?: Date): Promise<PagedResult<Activity>>;
    /**
     * List conversations in the channelId.
     *
     * @param {string} channelId channelId
     * @param {string} continuationToken continuation token to page through results
     * @returns {Promise<PagedResult<TranscriptInfo>>} Promise that resolves to a
     * [PagedResult](xref:botbuilder-core.PagedResult) of [Activity](xref:botbuilder-core.Activity) items
     */
    listTranscripts(channelId: string, continuationToken?: string): Promise<PagedResult<TranscriptInfo>>;
    /**
     * Delete a specific conversation and all of its activities.
     *
     * @param {string} channelId channelId
     * @param {string} conversationId conversationId
     * @returns {Promise<void>} A promise representing the async operation.
     */
    deleteTranscript(channelId: string, conversationId: string): Promise<void>;
    /**
     * Log an activity to the transcript.
     *
     * @param {Activity} activity activity to log
     * @param {BlobsTranscriptStoreOptions} options Optional settings for BlobsTranscriptStore
     * @returns {Promise<void>} A promise representing the async operation.
     */
    logActivity(activity: Activity, options?: BlobsTranscriptStoreOptions): Promise<void>;
}
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