From 391226f56bb70d9e280beae3e70fcfc41d46cf03 Mon Sep 17 00:00:00 2001
From: Ming Ming <nkming2@gmail.com>
Date: Thu, 6 May 2021 14:29:46 +0800
Subject: [PATCH] Only scan metadata for images

---
 lib/entity/file_util.dart               | 3 +++
 lib/use_case/scan_missing_metadata.dart | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/entity/file_util.dart b/lib/entity/file_util.dart
index f4829555..6b68d866 100644
--- a/lib/entity/file_util.dart
+++ b/lib/entity/file_util.dart
@@ -3,6 +3,9 @@ import 'package:nc_photos/entity/file.dart';
 bool isSupportedFormat(File file) =>
     _supportedFormatMimes.contains(file.contentType);
 
+bool isSupportedImageFormat(File file) =>
+    isSupportedFormat(file) && file.contentType?.startsWith("image/") == true;
+
 const _supportedFormatMimes = [
   "image/jpeg",
   "image/png",
diff --git a/lib/use_case/scan_missing_metadata.dart b/lib/use_case/scan_missing_metadata.dart
index 03510bf9..08ea6826 100644
--- a/lib/use_case/scan_missing_metadata.dart
+++ b/lib/use_case/scan_missing_metadata.dart
@@ -19,7 +19,7 @@ class ScanMissingMetadata {
         continue;
       }
       final missingMetadata = (d as List<File>).where((element) =>
-          file_util.isSupportedFormat(element) && element.metadata == null);
+          file_util.isSupportedImageFormat(element) && element.metadata == null);
       for (final f in missingMetadata) {
         yield f;
       }