75 lines
2.9 KiB
Dart
75 lines
2.9 KiB
Dart
import 'package:aves/model/entry.dart';
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import 'package:aves/services/android_file_service.dart';
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import 'package:aves/utils/android_file_utils.dart';
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import 'package:aves/widgets/dialogs/aves_dialog.dart';
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import 'package:flutter/material.dart';
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mixin PermissionAwareMixin {
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Future<bool> checkStoragePermission(BuildContext context, Set<AvesEntry> entries) {
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return checkStoragePermissionForAlbums(context, entries.where((e) => e.path != null).map((e) => e.directory).toSet());
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}
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Future<bool> checkStoragePermissionForAlbums(BuildContext context, Set<String> albumPaths) async {
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final restrictedDirs = await AndroidFileService.getRestrictedDirectories();
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while (true) {
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final dirs = await AndroidFileService.getInaccessibleDirectories(albumPaths);
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if (dirs == null) return false;
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if (dirs.isEmpty) return true;
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final restrictedInaccessibleDir = dirs.firstWhere(restrictedDirs.contains, orElse: () => null);
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if (restrictedInaccessibleDir != null) {
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await showRestrictedDirectoryDialog(context, restrictedInaccessibleDir);
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return false;
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}
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final dir = dirs.first;
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final confirmed = await showDialog<bool>(
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context: context,
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builder: (context) {
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return AvesDialog(
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context: context,
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title: 'Storage Volume Access',
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content: Text('Please select the ${dir.directoryDescription} directory of “${dir.volumeDescription}” in the next screen, so that this app can access it and complete your request.'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: Text('Cancel'.toUpperCase()),
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),
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TextButton(
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onPressed: () => Navigator.pop(context, true),
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child: Text('OK'.toUpperCase()),
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),
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],
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);
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},
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);
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// abort if the user cancels in Flutter
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if (confirmed == null || !confirmed) return false;
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final granted = await AndroidFileService.requestVolumeAccess(dir.volumePath);
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if (!granted) {
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// abort if the user denies access from the native dialog
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return false;
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}
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}
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}
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Future<bool> showRestrictedDirectoryDialog(BuildContext context, VolumeRelativeDirectory dir) {
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return showDialog<bool>(
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context: context,
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builder: (context) {
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return AvesDialog(
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context: context,
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title: 'Restricted Access',
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content: Text('This app is not allowed to modify files in the ${dir.directoryDescription} directory of “${dir.volumeDescription}”.\n\nPlease use a pre-installed file manager or gallery app to move the items to another directory.'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: Text('OK'.toUpperCase()),
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),
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],
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);
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},
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);
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}
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}
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