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feat(mobile)!: batched full/initial sync (#4840)

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* feat(mobile): batched full/initial sync

* use OptionalBetween

* skip/take as integer

---------

Co-authored-by: Fynn Petersen-Frey <zoodyy@users.noreply.github.com>
Co-authored-by: Alex Tran <alex.tran1502@gmail.com>
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Fynn Petersen-Frey 2023-11-06 18:40:43 +01:00 • committed by GitHub
parent 26fd9d7e5f
commit 21f2d3058a
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10 changed files with 189 additions and 63 deletions
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35
mobile/lib/shared/services/asset.service.dart
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@ -62,20 +62,31 @@ class AssetService {
/// Returns `null` if the server state did not change, else list of assets
Future<List<Asset>?> _getRemoteAssets(User user) async {
const int chunkSize = 5000;
try {
final List<AssetResponseDto>? assets =
await _apiService.assetApi.getAllAssets(
userId: user.id,
);
if (assets == null) {
return null;
} else if (assets.isNotEmpty && assets.first.ownerId != user.id) {
log.warning("Make sure that server and app versions match!"
" The server returned assets for user ${assets.first.ownerId}"
" while requesting assets of user ${user.id}");
return null;
final DateTime now = DateTime.now().toUtc();
final List<Asset> allAssets = [];
for (int i = 0;; i += chunkSize) {
final List<AssetResponseDto>? assets =
await _apiService.assetApi.getAllAssets(
userId: user.id,
// updatedBefore is important! without it we could
// a) get the same Asset multiple times in different versions (when
// the asset is modified while the chunks are loaded from the server)
// b) miss assets when new assets are inserted in between the calls
updatedBefore: now,
skip: i,
take: chunkSize,
);
if (assets == null) {
return null;
}
allAssets.addAll(assets.map(Asset.remote));
if (assets.length < chunkSize) {
break;
}
}
return assets.map(Asset.remote).toList();
return allAssets;
} catch (error, stack) {
log.severe(
'Error while getting remote assets: ${error.toString()}',