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fix: enforce role-based collection actions and instant defaults

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This commit is contained in:
Lukas Müllner 2026-03-05 10:30:40 +01:00
parent 27bf33593e
commit bebd21097d
5 changed files with 213 additions and 73 deletions
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25
lib/screens/collections_screen.dart
View file

@ -29,15 +29,22 @@ class CollectionsScreenState extends State<CollectionsScreen>
void initState() {
super.initState();
WidgetsBinding.instance.addObserver(this);
MainCollectionSync.changeToken.addListener(_handleSyncChanged);
_load();
}
@override
void dispose() {
MainCollectionSync.changeToken.removeListener(_handleSyncChanged);
WidgetsBinding.instance.removeObserver(this);
super.dispose();
}
void _handleSyncChanged() {
if (!mounted) return;
_load();
}
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
if (state == AppLifecycleState.resumed) {
@ -61,7 +68,11 @@ class CollectionsScreenState extends State<CollectionsScreen>
});
try {
final list = await CollectionService.getMyCollections();
var list = await CollectionService.getMyCollections();
if (list.isEmpty && supabase.auth.currentUser != null) {
await CollectionService.ensureDefaultCollection();
list = await CollectionService.getMyCollections();
}
final prefs = await SharedPreferences.getInstance();
final persisted = prefs.getString(_activeCollectionPrefKey);
@ -184,7 +195,7 @@ class CollectionsScreenState extends State<CollectionsScreen>
builder: (_) => GarageScreen(
collectionId: c.id,
collectionName: c.name,
isOwner: c.isOwner,
userRole: c.role,
),
),
).then((_) => _load()); // refresh counts when coming back
@ -446,16 +457,24 @@ class _CollectionCard extends StatelessWidget {
decoration: BoxDecoration(
color: c.isOwner
? AppColors.orange.withValues(alpha: 0.15)
: c.isViewer
? AppColors.textHint.withValues(alpha: 0.15)
: AppColors.navy.withValues(alpha: 0.1),
borderRadius: BorderRadius.circular(6),
),
child: Text(
c.isOwner ? 'Owner' : 'Member',
c.isOwner
? 'Owner'
: c.isViewer
? 'Viewer'
: 'Member',
style: TextStyle(
fontSize: 11,
fontWeight: FontWeight.w600,
color: c.isOwner
? AppColors.orange
: c.isViewer
? AppColors.textSecondary
: AppColors.navy,
),
),

96
lib/screens/garage_screen.dart
View file

@ -13,15 +13,20 @@ import '../widgets/car_card.dart';
class GarageScreen extends StatefulWidget {
final String collectionId;
final String collectionName;
final bool isOwner;
final String userRole;
const GarageScreen({
super.key,
required this.collectionId,
required this.collectionName,
this.isOwner = true,
this.userRole = 'owner',
});
bool get isOwner => userRole == 'owner';
bool get isMember => userRole == 'member';
bool get isViewer => userRole == 'viewer';
bool get canModifyCars => isOwner || isMember;
@override
State<GarageScreen> createState() => GarageScreenState();
}
@ -154,13 +159,13 @@ class GarageScreenState extends State<GarageScreen> {
expandedHeight: 140,
pinned: true,
actions: [
if (_selectionMode)
if (_selectionMode && !widget.isViewer)
IconButton(
tooltip: 'Cancel Selection',
onPressed: () => _toggleSelectionMode(false),
icon: const Icon(Icons.close),
)
else
else if (!widget.isViewer)
IconButton(
tooltip: 'Select Cars',
onPressed: () => _toggleSelectionMode(true),
@ -306,7 +311,8 @@ class GarageScreenState extends State<GarageScreen> {
onTap: () => _selectionMode
? _toggleCarSelection(car)
: _showCarDetails(car),
onLongPress: () => _toggleCarSelection(car),
onLongPress:
widget.isViewer ? null : () => _toggleCarSelection(car),
);
},
childCount: _filteredCars.length,
@ -324,6 +330,7 @@ class GarageScreenState extends State<GarageScreen> {
),
),
bottomNavigationBar: _selectionMode
&& !widget.isViewer
? SafeArea(
top: false,
child: Container(
@ -370,6 +377,7 @@ class GarageScreenState extends State<GarageScreen> {
}
void _toggleSelectionMode(bool enabled) {
if (widget.isViewer && enabled) return;
setState(() {
_selectionMode = enabled;
if (!enabled) {
@ -379,6 +387,7 @@ class GarageScreenState extends State<GarageScreen> {
}
void _toggleCarSelection(Map<String, dynamic> car) {
if (widget.isViewer) return;
final id = car['id'] as int;
setState(() {
_selectionMode = true;
@ -395,6 +404,10 @@ class GarageScreenState extends State<GarageScreen> {
Future<void> _relocateSelectedCars() async {
if (_selectedIds.isEmpty) return;
if (widget.isViewer) {
showGlobalSnackBar('Viewer role is read-only for this collection.');
return;
}
try {
final isOwner = widget.isOwner;
@ -593,6 +606,7 @@ class GarageScreenState extends State<GarageScreen> {
const SizedBox(height: 8),
// Change / Add photo button
if (widget.canModifyCars) ...[
Align(
alignment: Alignment.centerRight,
child: TextButton.icon(
@ -610,8 +624,8 @@ class GarageScreenState extends State<GarageScreen> {
),
),
),
const SizedBox(height: 4),
],
// ID badge
Align(
@ -693,14 +707,19 @@ class GarageScreenState extends State<GarageScreen> {
const SizedBox(height: 12),
// Edit & Delete buttons
if (widget.canModifyCars) ...[
Row(
children: [
Expanded(
child: OutlinedButton.icon(
onPressed: () => _moveSingleCar(car, context),
icon: const Icon(Icons.drive_file_move_outline, size: 18),
label: const Text('Move'),
onPressed: () => _relocateSingleCar(car, context),
icon: Icon(
widget.isOwner
? Icons.drive_file_move_outline
: Icons.copy_outlined,
size: 18,
),
label: Text(widget.isOwner ? 'Move' : 'Copy'),
),
),
const SizedBox(width: 8),
@ -728,6 +747,15 @@ class GarageScreenState extends State<GarageScreen> {
),
),
),
] else
const Text(
'Viewer access: read-only',
textAlign: TextAlign.center,
style: TextStyle(
color: AppColors.textSecondary,
fontWeight: FontWeight.w500,
),
),
],
),
),
@ -760,6 +788,11 @@ class GarageScreenState extends State<GarageScreen> {
/// Take a new photo and update the image_url for this car.
Future<void> _updatePhoto(
Map<String, dynamic> car, BuildContext sheetContext) async {
if (!widget.canModifyCars) {
showGlobalSnackBar('Viewer role is read-only for this collection.');
return;
}
final picker = ImagePicker();
final xFile = await picker.pickImage(
source: ImageSource.camera,
@ -804,6 +837,11 @@ class GarageScreenState extends State<GarageScreen> {
/// Open an edit dialog for this car, then update Supabase.
Future<void> _editCar(
Map<String, dynamic> car, BuildContext sheetContext) async {
if (!widget.canModifyCars) {
showGlobalSnackBar('Viewer role is read-only for this collection.');
return;
}
final updated = await showDialog<Map<String, dynamic>>(
context: sheetContext,
builder: (_) => _EditCarDialog(car: car),
@ -922,7 +960,7 @@ class GarageScreenState extends State<GarageScreen> {
context: context,
builder: (_) => StatefulBuilder(
builder: (context, setSheetState) => AlertDialog(
title: const Text('Move Car'),
title: Text(widget.isOwner ? 'Move Car' : 'Copy Car'),
content: DropdownButtonFormField<String>(
initialValue: targetId,
decoration: const InputDecoration(
@ -947,7 +985,7 @@ class GarageScreenState extends State<GarageScreen> {
onPressed: targetId == null
? null
: () => Navigator.pop(context, true),
child: const Text('Move'),
child: Text(widget.isOwner ? 'Move' : 'Copy'),
),
],
),
@ -958,28 +996,56 @@ class GarageScreenState extends State<GarageScreen> {
return targetId;
}
Future<void> _moveSingleCar(
Future<void> _relocateSingleCar(
Map<String, dynamic> car, BuildContext sheetContext) async {
if (widget.isViewer) {
showGlobalSnackBar('Viewer role is read-only for this collection.');
return;
}
try {
final targetId = await _pickTargetCollection();
if (targetId == null) return;
if (widget.isOwner) {
await supabase
.from('hotwheels')
.update({'collection_id': targetId})
.eq('id', car['id']);
} else {
final notes = car['notes'] as String?;
final imagePath = car['user_image_url'] as String?;
await supabase.from('hotwheels').insert({
'hw_id': car['hw_id'] as String,
'user_id': supabase.auth.currentUser!.id,
'collection_id': targetId,
if (notes != null && notes.trim().isNotEmpty) 'notes': notes,
if (imagePath != null && imagePath.isNotEmpty)
'user_image_url': imagePath,
});
}
if (!mounted) return;
if (sheetContext.mounted) Navigator.pop(sheetContext);
showGlobalSnackBar('${car['hw_id']} moved to another collection.');
showGlobalSnackBar(widget.isOwner
? '${car['hw_id']} moved to another collection.'
: '${car['hw_id']} copied to another collection.');
await _loadCars(reset: true);
} catch (e) {
showGlobalSnackBar('Failed to move car: $e', isError: true);
showGlobalSnackBar(
widget.isOwner ? 'Failed to move car: $e' : 'Failed to copy car: $e',
isError: true,
);
}
}
Future<void> _deleteCar(
Map<String, dynamic> car, BuildContext sheetContext) async {
if (!widget.canModifyCars) {
showGlobalSnackBar('Viewer role is read-only for this collection.');
return;
}
if (!sheetContext.mounted) return;
final confirmed = await showDialog<bool>(
context: sheetContext,

39
lib/screens/manage_collection_screen.dart
View file

@ -131,10 +131,12 @@ class _ManageCollectionScreenState extends State<ManageCollectionScreen> {
Future<void> _inviteMember() async {
if (_isInviting) return;
final emailCtrl = TextEditingController();
String inviteRole = 'member';
final result = await showDialog<bool>(
context: context,
builder: (_) => AlertDialog(
builder: (_) => StatefulBuilder(
builder: (context, setSheetState) => AlertDialog(
icon: Container(
padding: const EdgeInsets.all(12),
decoration: const BoxDecoration(
@ -166,6 +168,22 @@ class _ManageCollectionScreenState extends State<ManageCollectionScreen> {
prefixIcon: Icon(Icons.email_outlined),
),
),
const SizedBox(height: 12),
DropdownButtonFormField<String>(
initialValue: inviteRole,
decoration: const InputDecoration(
labelText: 'Role',
prefixIcon: Icon(Icons.security_outlined),
),
items: const [
DropdownMenuItem(value: 'member', child: Text('Member (can add/copy/edit)')),
DropdownMenuItem(value: 'viewer', child: Text('Viewer (read-only)')),
],
onChanged: (value) {
if (value == null) return;
setSheetState(() => inviteRole = value);
},
),
],
),
actions: [
@ -182,6 +200,7 @@ class _ManageCollectionScreenState extends State<ManageCollectionScreen> {
),
],
),
),
);
if (result != true) return;
@ -198,8 +217,11 @@ class _ManageCollectionScreenState extends State<ManageCollectionScreen> {
await CollectionService.inviteByEmail(
collectionId: _collection.id,
email: email,
role: inviteRole,
);
showGlobalSnackBar(
inviteRole == 'viewer' ? 'Viewer invited!' : 'Member invited!',
);
showGlobalSnackBar('Member invited!');
await _loadMembers();
} catch (e) {
showGlobalSnackBar('$e', isError: true);
@ -387,7 +409,7 @@ class _ManageCollectionScreenState extends State<ManageCollectionScreen> {
style: const TextStyle(fontWeight: FontWeight.w500),
),
subtitle: Text(
member.isOwner ? 'Owner' : 'Member',
_roleLabel(member.role),
style: const TextStyle(fontSize: 12),
),
trailing: (!member.isOwner &&
@ -459,4 +481,15 @@ class _ManageCollectionScreenState extends State<ManageCollectionScreen> {
),
);
}
String _roleLabel(String role) {
switch (role) {
case 'owner':
return 'Owner';
case 'viewer':
return 'Viewer (read-only)';
default:
return 'Member';
}
}
}

16
lib/screens/scan_tab.dart
View file

@ -24,6 +24,9 @@ class ScanTabState extends State<ScanTab> {
String? _lastProcessedHwId;
DateTime? _lastProcessedAt;
bool get _canAddToSelectedCollection =>
(_selectedCollection?.canModifyCars ?? false);
@override
void initState() {
super.initState();
@ -175,6 +178,15 @@ class ScanTabState extends State<ScanTab> {
),
),
const SizedBox(height: 24),
if (_selectedCollection?.isViewer == true)
const Padding(
padding: EdgeInsets.only(bottom: 12),
child: Text(
'Viewer role is read-only. Choose an owner/member collection to add cars.',
textAlign: TextAlign.center,
style: TextStyle(color: AppColors.textSecondary),
),
),
SizedBox(
width: double.infinity,
height: 56,
@ -191,7 +203,7 @@ class ScanTabState extends State<ScanTab> {
],
),
child: ElevatedButton.icon(
onPressed: _isBusy || _selectedCollection == null
onPressed: _isBusy || !_canAddToSelectedCollection
? null
: _openScanner,
icon: _isBusy
@ -226,7 +238,7 @@ class ScanTabState extends State<ScanTab> {
SizedBox(
width: double.infinity,
child: OutlinedButton.icon(
onPressed: _isBusy || _selectedCollection == null
onPressed: _isBusy || !_canAddToSelectedCollection
? null
: _manualEntry,
icon: const Icon(Icons.keyboard),

12
lib/services/collection_service.dart
View file

@ -24,6 +24,9 @@ class Collection {
});
bool get isOwner => role == 'owner';
bool get isMember => role == 'member';
bool get isViewer => role == 'viewer';
bool get canModifyCars => isOwner || isMember;
}
/// Member of a collection.
@ -43,6 +46,7 @@ class CollectionMember {
});
bool get isOwner => role == 'owner';
bool get isViewer => role == 'viewer';
}
/// Service for managing collections and membership.
@ -262,7 +266,13 @@ class CollectionService {
static Future<void> inviteByEmail({
required String collectionId,
required String email,
String role = 'member',
}) async {
final normalizedRole = role.trim().toLowerCase();
if (normalizedRole != 'member' && normalizedRole != 'viewer') {
throw Exception('Unsupported role "$role".');
}
final currentUserId = supabase.auth.currentUser!.id;
final collection = await supabase
@ -309,7 +319,7 @@ class CollectionService {
await supabase.from('collection_members').insert({
'collection_id': collectionId,
'user_id': userId,
'role': 'member',
'role': normalizedRole,
});
}