feat: download and preview files from local backups automatically, if a local backup is available (#2076)

packages/desktop/app/javascripts/Renderer/DesktopDevice.ts

@@ -4,6 +4,8 @@ import {
   FileBackupsMapping,
   RawKeychainValue,
   FileBackupRecord,
+  FileBackupReadToken,
+  FileBackupReadChunkResponse,
 } from '@web/Application/Device/DesktopSnjsExports'
 import { WebOrDesktopDevice } from '@web/Application/Device/WebOrDesktopDevice'
 import { Component } from '../Main/Packages/PackageManagerInterface'
@@ -149,6 +151,14 @@ export class DesktopDevice extends WebOrDesktopDevice implements DesktopDeviceIn
     return this.remoteBridge.saveFilesBackupsFile(uuid, metaFile, downloadRequest)
   }
 
+  getFileBackupReadToken(record: FileBackupRecord): Promise<FileBackupReadToken> {
+    return this.remoteBridge.getFileBackupReadToken(record)
+  }
+
+  readNextChunk(token: string): Promise<FileBackupReadChunkResponse> {
+    return this.remoteBridge.readNextChunk(token)
+  }
+
   async performHardReset(): Promise<void> {
     console.error('performHardReset is not yet implemented')
   }