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Check permission before querying local files

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This commit is contained in:
Ming Ming 2022-05-10 19:11:56 +08:00
parent 2275da0170
commit c84083886b
1 changed files with 55 additions and 2 deletions
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57
app/lib/widget/enhanced_photo_browser.dart
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@ -9,7 +9,10 @@ import 'package:nc_photos/entity/local_file.dart';
import 'package:nc_photos/exception_util.dart' as exception_util;
import 'package:nc_photos/iterable_extension.dart';
import 'package:nc_photos/k.dart' as k;
import 'package:nc_photos/mobile/android/android_info.dart';
import 'package:nc_photos/mobile/android/content_uri_image_provider.dart';
import 'package:nc_photos/mobile/android/permission_util.dart';
import 'package:nc_photos/platform/k.dart' as platform_k;
import 'package:nc_photos/pref.dart';
import 'package:nc_photos/share_handler.dart';
import 'package:nc_photos/snack_bar_manager.dart';
@ -58,8 +61,18 @@ class _EnhancedPhotoBrowserState extends State<EnhancedPhotoBrowser>
@override
initState() {
super.initState();
_initBloc();
_thumbZoomLevel = Pref().getAlbumBrowserZoomLevelOr(0);
_ensurePermission().then((value) {
if (value) {
_initBloc();
} else {
if (mounted) {
setState(() {
_isNoPermission = true;
});
}
}
});
}
@override
@ -94,7 +107,23 @@ class _EnhancedPhotoBrowserState extends State<EnhancedPhotoBrowser>
}
Widget _buildContent(BuildContext context, ScanLocalDirBlocState state) {
if (state is ScanLocalDirBlocSuccess && itemStreamListItems.isEmpty) {
if (_isNoPermission) {
return Column(
children: [
AppBar(
title: Text(L10n.global().collectionEnhancedPhotosLabel),
elevation: 0,
),
Expanded(
child: EmptyListIndicator(
icon: Icons.folder_off_outlined,
text: L10n.global().errorNoStoragePermission,
),
),
],
);
} else if (state is ScanLocalDirBlocSuccess &&
itemStreamListItems.isEmpty) {
return Column(
children: [
AppBar(
@ -300,6 +329,29 @@ class _EnhancedPhotoBrowserState extends State<EnhancedPhotoBrowser>
arguments: LocalFileViewerArguments(_backingFiles, index));
}
Future<bool> _ensurePermission() async {
if (platform_k.isAndroid) {
if (AndroidInfo().sdkInt >= AndroidVersion.R) {
if (!await Permission.hasReadExternalStorage()) {
final results = await requestPermissionsForResult([
Permission.READ_EXTERNAL_STORAGE,
]);
return results[Permission.READ_EXTERNAL_STORAGE] ==
PermissionRequestResult.granted;
}
} else {
if (!await Permission.hasWriteExternalStorage()) {
final results = await requestPermissionsForResult([
Permission.WRITE_EXTERNAL_STORAGE,
]);
return results[Permission.WRITE_EXTERNAL_STORAGE] ==
PermissionRequestResult.granted;
}
}
}
return true;
}
void _reqQuery() {
_bloc.add(const ScanLocalDirBlocQuery(
["Download/Photos (for Nextcloud)/Enhanced Photos"]));
@ -312,6 +364,7 @@ class _EnhancedPhotoBrowserState extends State<EnhancedPhotoBrowser>
var _isFirstRun = true;
var _thumbZoomLevel = 0;
int get _thumbSize => photo_list_util.getThumbSize(_thumbZoomLevel);
var _isNoPermission = false;
static final _log =
Logger("widget.enhanced_photo_browser._EnhancedPhotoBrowserState");