From 2034ae8b28cca5ffd7e5a865c1c23f46912648b1 Mon Sep 17 00:00:00 2001
From: teidesu <me@tei.su>
Date: Sat, 1 May 2021 21:10:49 +0300
Subject: [PATCH] feat(client): support downloading from file ids

---
 packages/client/src/methods/files/download-iterable.ts | 4 ++++
 packages/client/src/types/files/utils.ts               | 5 +++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/packages/client/src/methods/files/download-iterable.ts b/packages/client/src/methods/files/download-iterable.ts
index 3a15bc4c..f1e2e8bb 100644
--- a/packages/client/src/methods/files/download-iterable.ts
+++ b/packages/client/src/methods/files/download-iterable.ts
@@ -8,6 +8,7 @@ import {
     FileDownloadParameters,
     FileLocation,
 } from '../../types'
+import { fileIdToInputFileLocation } from '@mtcute/file-id'
 
 /**
  * Download a file and return it as an iterable, which yields file contents
@@ -52,6 +53,9 @@ export async function* downloadAsIterable(
         if (!fileSize) fileSize = location.fileSize
         location = location.location as any
     }
+    if (typeof location === 'string') {
+        location = fileIdToInputFileLocation(location)
+    }
 
     // we will receive a FileMigrateError in case this is invalid
     if (!dcId) dcId = this._primaryDc.id
diff --git a/packages/client/src/types/files/utils.ts b/packages/client/src/types/files/utils.ts
index dd4bca38..7574b62a 100644
--- a/packages/client/src/types/files/utils.ts
+++ b/packages/client/src/types/files/utils.ts
@@ -49,9 +49,10 @@ export type InputFileLike =
 
 export interface FileDownloadParameters {
     /**
-     * File location which should be downloaded
+     * File location which should be downloaded.
+     * You can also provide TDLib and Bot API compatible File ID
      */
-    location: tl.TypeInputFileLocation | FileLocation
+    location: tl.TypeInputFileLocation | FileLocation | string
 
     /**
      * Total file size, if known.