fix: preserve original video creation date

Signed-off-by: Alex Zhukov <aleksandr.a.zhukov@gmail.com>

Author: AleksandrZhukov

Sushitrain/PhotoBackup.swift

@@ -617,39 +617,31 @@ enum PhotoSyncProgress {
 
 				DispatchQueue.main.async { self.progress = .exportingVideos(index: idx, total: videoCount, current: nil) }
 
-				_ = await withCheckedContinuation { resolve in
-					Log.info("Exporting video \(asset.originalFilename)")
-					let options = PHVideoRequestOptions()
-					options.version = .current
-					options.deliveryMode = .highQualityFormat
-
-					PHImageManager.default().requestExportSession(
-						forVideo: asset, options: options, exportPreset: AVAssetExportPresetPassthrough
-					) { exportSession, info in
-						if let es = exportSession {
-							es.outputURL = fileURL
-
-							es.exportAsynchronously {
-								Log.info("Done exporting video \(asset.originalFilename)")
-								resolve.resume(returning: true)
-							}
+				do {
+					try await withCheckedThrowingContinuation { resolve in
+						Log.info("Copying original video resource for \(asset.originalFilename)")
+
+						guard let resource = asset.primaryResource else {
+							Log.warn("No primary resource for video \(asset.originalFilename)")
+							resolve.resume()
+							return
 						}
-						else {
-							Log.info("Could not start export setting for \(asset.originalFilename): \(String(describing: info))")
-							resolve.resume(returning: false)
+
+						PHAssetResourceManager.default().writeData(for: resource, toFile: fileURL, options: nil) { error in
+							if let error = error {
+								Log.warn("Failed to save original video for \(asset.originalFilename): \(error.localizedDescription)")
+								resolve.resume(throwing: error)
+							}
+							else {
+								Log.info("Copied original video resource for \(asset.originalFilename)")
+								resolve.resume()
+							}
 						}
 					}
 				}
-
-				if let cd = asset.creationDate {
-					do {
-						try FileManager.default.setAttributes(
-							[FileAttributeKey.creationDate: cd, FileAttributeKey.modificationDate: cd],
-							ofItemAtPath: fileURL.path(percentEncoded: false))
-					}
-					catch {
-						Log.warn("Could not set creation time of file: \(fileURL) \(error.localizedDescription)")
-					}
+				catch {
+					Log.warn("Failed to save original video for \(asset.originalFilename): \(error.localizedDescription)")
+					continue
 				}
 
 				selectPaths.append(selectPath)