Replace async-file with fs-extra to match other packages

libraries/botbuilder/package.json

@@ -22,10 +22,10 @@
   "dependencies": {
     "@types/filenamify": "^2.0.1",
     "@types/node": "^10.12.18",
-    "async-file": "^2.0.2",
     "botbuilder-core": "~4.1.6",
     "botframework-connector": "~4.1.6",
-    "filenamify": "^2.0.0"
+    "filenamify": "^2.0.0",
+    "fs-extra": "^7.0.1"
   },
   "devDependencies": {
     "@types/mocha": "^2.2.47",

libraries/botbuilder/src/fileTranscriptStore.ts

@@ -5,7 +5,7 @@
  * Copyright (c) Microsoft Corporation. All rights reserved.
  * Licensed under the MIT License.
  */
-import * as fs from 'async-file';
+import * as fs from 'fs-extra';
 import { Activity, PagedResult, TranscriptInfo, TranscriptStore } from 'botbuilder-core';
 import * as filenamify from 'filenamify';
 import * as path from 'path';
@@ -78,7 +78,7 @@ export class FileTranscriptStore implements TranscriptStore {
         const pagedResult: PagedResult<Activity> = { items: [], continuationToken: undefined };
         const transcriptFolder: string = this.getTranscriptFolder(channelId, conversationId);
 
-        const exists = await fs.exists(transcriptFolder);
+        const exists = await fs.pathExists(transcriptFolder);
         if (!exists) {
         	return pagedResult;
 		}
@@ -116,7 +116,7 @@ export class FileTranscriptStore implements TranscriptStore {
         const pagedResult: PagedResult<TranscriptInfo> = { items: [], continuationToken: undefined };
         const channelFolder: string = this.getChannelFolder(channelId);
 
-        const exists = await fs.exists(channelFolder);
+        const exists = await fs.pathExists(channelFolder);
         if (!exists) {
         	return pagedResult;
 		}
@@ -145,13 +145,13 @@ export class FileTranscriptStore implements TranscriptStore {
 
         const transcriptFolder: string = this.getTranscriptFolder(channelId, conversationId);
 
-        return fs.delete(transcriptFolder);
+        return fs.remove(transcriptFolder);
     }
 
     private async saveActivity(activity: Activity, transcriptPath: string, activityFilename: string): Promise<void> {
         const json: string = JSON.stringify(activity, null, '\t');
 
-        const exists = await fs.exists(transcriptPath);
+        const exists = await fs.pathExists(transcriptPath);
         if (!exists) {
         	await fs.mkdirp(transcriptPath);
 		}

libraries/botbuilder/tests/fileTranscriptStore.test.js

@@ -3,7 +3,7 @@ const { FileTranscriptStore } = require('../');
 const assert = require('assert');
 const path = require('path');
 const os = require('os');
-const fs = require('async-file');
+const fs = require('fs-extra');
 const uuid = require('uuid');
 const { ActivityTypes } = require('botbuilder-core');
 
@@ -13,10 +13,10 @@ describe('The FileTranscriptStore', () => {
 	let storage;
 	const startDate = new Date();
 	before(async () => {
-		await fs.delete(workingFolder);
+		await fs.remove(workingFolder);
 		storage = new FileTranscriptStore(workingFolder);
 	});
-	after(() => fs.delete(workingFolder));
+	after(() => fs.remove(workingFolder));
 
 	it('should delete transcripts', async () => {
 		const [activity] = createActivities('deleteActivitySpec', startDate, 1);
@@ -155,7 +155,7 @@ describe('The FileTranscriptStore', () => {
 			storage = new FileTranscriptStore(workingFolder);
 			return Promise.all(activities.map(activity => storage.logActivity(activity)));
 		});
-		after(() => fs.delete(workingFolder));
+		after(() => fs.remove(workingFolder));
 
 		it('with a continuationToken when the page size is smaller than the number of activities stored', async () => {
 			let pagedResult = await storage.getTranscriptActivities('test', conversationId);
@@ -224,7 +224,7 @@ describe('The FileTranscriptStore', () => {
 			storage = new FileTranscriptStore(workingFolder);
 			return Promise.all(activities.map(activity => storage.logActivity(activity)));
 		});
-		after(() => fs.delete(workingFolder));
+		after(() => fs.remove(workingFolder));
 
 		it('for a given conversation and page through them as expected', async () => {
 			let pagedResult = {};