@microsoft/agents-hosting-extensions-teams/dist/src/teamsAttachmentDownloader.d.ts

Microsoft 365 Agents SDK for JavaScript. Teams extensions

/**
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License.
 */
import { InputFile, InputFileDownloader, TurnContext, TurnState } from '@microsoft/agents-hosting';
/**
 * Downloads attachments from Teams using the bots access token.
 */
export declare class TeamsAttachmentDownloader<TState extends TurnState = TurnState> implements InputFileDownloader<TState> {
    private _httpClient;
    private _stateKey;
    constructor(stateKey?: string);
    /**
       * Download any files relative to the current user's input.
       * @template TState - Type of the state object passed to the `TurnContext.turnState` method.
       * @param {TurnContext} context Context for the current turn of conversation.
       * @param {TState} state Application state for the current turn of conversation.
       * @returns {Promise<InputFile[]>} Promise that resolves to an array of downloaded input files.
       */
    downloadFiles(context: TurnContext): Promise<InputFile[]>;
    /**
       * @private
       * @param {Attachment} attachment - Attachment to download.
       * @param {string} accessToken - Access token to use for downloading.
       * @returns {Promise<InputFile>} - Promise that resolves to the downloaded input file.
       */
    private downloadFile;
    /**
     * Downloads files from the attachments in the current turn context and stores them in state.
     *
     * @param context The turn context containing the activity with attachments.
     * @param state The turn state to store the files in.
     * @returns A promise that resolves when the downloaded files are stored.
     */
    downloadAndStoreFiles(context: TurnContext, state: TState): Promise<void>;
}