fix: prefer Creation Date over Create Date (#21756)

e2e/src/api/specs/asset.e2e-spec.ts

@@ -1466,10 +1466,10 @@ describe('/asset', () => {
               expectedDate: '2023-04-04T04:00:00.000Z',
             },
             {
-              name: 'CreateDate when DateTimeOriginal missing',
+              name: 'CreationDate when DateTimeOriginal missing',
               exifData: {
-                CreateDate: '2023:05:05 05:00:00', // TESTABLE
+                CreationDate: '2023:05:05 05:00:00', // TESTABLE
-                CreationDate: '2023:07:07 07:00:00', // TESTABLE
+                CreateDate: '2023:07:07 07:00:00', // TESTABLE
                 GPSDateTime: '2023:10:10 10:00:00', // TESTABLE
               },
               expectedDate: '2023-05-05T05:00:00.000Z',

server/src/services/metadata.service.spec.ts

@@ -1660,5 +1660,16 @@ describe(MetadataService.name, () => {
       expect(result?.tag).toBe('GPSDateTime');
       expect(result?.dateTime?.toDate()?.toISOString()).toBe('2023-10-10T10:00:00.000Z');
     });
+
+    it('should prefer CreationDate over CreateDate', () => {
+      const tags = {
+        CreationDate: '2025:05:24 18:26:20+02:00',
+        CreateDate: '2025:08:27 08:45:40',
+      };
+
+      const result = firstDateTime(tags);
+      expect(result?.tag).toBe('CreationDate');
+      expect(result?.dateTime?.toDate()?.toISOString()).toBe('2025-05-24T16:26:20.000Z');
+    });
   });
 });

server/src/services/metadata.service.ts

@@ -39,9 +39,9 @@ const EXIF_DATE_TAGS: Array<keyof ImmichTags> = [
   'SubSecCreateDate',
   'SubSecMediaCreateDate',
   'DateTimeOriginal',
+  'CreationDate',
   'CreateDate',
   'MediaCreateDate',
-  'CreationDate',
   'DateTimeCreated',
   'GPSDateTime',
   'DateTimeUTC',