0.2.0 - fix file size issue

Fix: When using `Downloader`, the file size is not configured in the stream saver. Now, it has been fixed.

Author: cainmagi

Changelog.md

@@ -13,6 +13,10 @@
 3. Add the cross-origin support when serving the data to clients (e.g. the browser).
 4. Add the external URL proxy support for fetching the cross-origin resources.
 
+#### :wrench: Fix
+
+1. Fix: When using `Downloader`, the file size is not configured in the stream saver. Now, it has been fixed.
+
 #### :floppy_disk: Change
 
 1. Drop the legacy `components.downloader` module because it has been replaced by `components.PlainDownloader` now.

src/lib/fragments/Downloader.react.tsx

@@ -65,7 +65,10 @@ const downloadFile = (
             window.WritableStream = streamSaver.WritableStream;
           }
 
-          const fileStream = streamSaver.createWriteStream(fileName);
+          const fileSize = resp.headers.get("Content-Length");
+          const fileStream = streamSaver.createWriteStream(fileName, {
+            size: fileSize ? parseInt(fileSize) || undefined : undefined,
+          });
           const readableStream = resp.body;
           if (!readableStream) {
             try {