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Only explicitly query file cache on first run

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This commit is contained in:
Ming Ming 2021-04-26 15:39:17 +08:00
parent c9a3a01d85
commit 60353bc489
1 changed files with 11 additions and 7 deletions
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18
lib/bloc/scan_dir.dart
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@ -141,15 +141,20 @@ class ScanDirBloc extends Bloc<ScanDirBlocEvent, ScanDirBlocState> {
Stream<ScanDirBlocState> _onEventQuery(ScanDirBlocQuery ev) async* {
yield ScanDirBlocLoading(ev.account, state.files);
bool hasContent = state.files.isNotEmpty;
ScanDirBlocState cacheState = ScanDirBlocInit();
await for (final s in _queryOffline(ev, () => cacheState)) {
cacheState = s;
if (!hasContent) {
// show something instantly on first load
ScanDirBlocState cacheState = ScanDirBlocInit();
await for (final s in _queryOffline(ev, () => cacheState)) {
cacheState = s;
}
yield ScanDirBlocLoading(ev.account, cacheState.files);
hasContent = cacheState.files.isNotEmpty;
}
yield ScanDirBlocLoading(ev.account, cacheState.files);
ScanDirBlocState newState = ScanDirBlocInit();
if (cacheState.files.isEmpty) {
if (!hasContent) {
await for (final s in _queryOnline(ev, () => newState)) {
newState = s;
yield s;
@ -161,8 +166,7 @@ class ScanDirBloc extends Bloc<ScanDirBlocEvent, ScanDirBlocState> {
if (newState is ScanDirBlocSuccess) {
yield newState;
} else if (newState is ScanDirBlocFailure) {
yield ScanDirBlocFailure(
ev.account, cacheState.files, newState.exception);
yield ScanDirBlocFailure(ev.account, state.files, newState.exception);
}
}
}