Files
velocity-pay-flutter/lib/screens/groups/group_detail_screen.dart
2026-06-05 20:25:20 +02:00

809 lines
28 KiB
Dart

import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:qpay/screens/groups/models/group_batch_model.dart';
import 'package:qpay/screens/groups/models/recipient_group_model.dart';
import 'package:qpay/models/responsive_policy.dart';
import 'package:qpay/screens/groups/controllers/batch_controller.dart';
import 'package:qpay/screens/groups/controllers/group_controller.dart';
import 'package:qpay/widgets/status_chip_widget.dart';
class GroupDetailScreen extends StatefulWidget {
final RecipientGroup group;
const GroupDetailScreen({super.key, required this.group});
@override
State<GroupDetailScreen> createState() => _GroupDetailScreenState();
}
class _GroupDetailScreenState extends State<GroupDetailScreen> {
late GroupController groupController;
late BatchController batchController;
final _searchController = TextEditingController();
final _scrollController = ScrollController();
String? _statusFilter;
String? _currencyFilter;
static const _statusFilterItems = <DropdownMenuItem<String?>>[
DropdownMenuItem(value: null, child: Text('All')),
DropdownMenuItem(value: 'CREATED', child: Text('Created')),
DropdownMenuItem(value: 'PENDING', child: Text('Pending')),
DropdownMenuItem(value: 'CONFIRMED_ALL', child: Text('Confirmed')),
DropdownMenuItem(value: 'REQUESTED', child: Text('Requested')),
DropdownMenuItem(value: 'PROCESSING', child: Text('Processing')),
DropdownMenuItem(value: 'COMPLETED', child: Text('Completed')),
DropdownMenuItem(value: 'FAILED', child: Text('Failed')),
];
static const _currencyFilterItems = <DropdownMenuItem<String?>>[
DropdownMenuItem(value: null, child: Text('All')),
DropdownMenuItem(value: 'USD', child: Text('USD')),
DropdownMenuItem(value: 'ZWL', child: Text('ZWL')),
DropdownMenuItem(value: 'ZAR', child: Text('ZAR')),
];
@override
void initState() {
super.initState();
groupController = GroupController(context);
batchController = BatchController(context);
_loadData();
_scrollController.addListener(_onScroll);
_searchController.addListener(() => setState(() {}));
}
void _onScroll() {
if (_scrollController.position.pixels >=
_scrollController.position.maxScrollExtent - 200) {
batchController.loadNextPage(widget.group.id ?? '');
}
}
Future<void> _loadData() async {
final groupId = widget.group.id ?? '';
await Future.wait([
batchController.listBatches(groupId),
groupController.listMembers(groupId),
]);
}
void _onSearchChanged(String value) {
batchController.searchBatches(
widget.group.id ?? '',
search: value.isNotEmpty ? value : null,
status: _statusFilter,
currency: _currencyFilter,
);
}
void _showMembersSheet() {
showModalBottomSheet(
context: context,
isScrollControlled: true,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
),
builder: (ctx) => DraggableScrollableSheet(
initialChildSize: 0.6,
minChildSize: 0.3,
maxChildSize: 0.85,
expand: false,
builder: (context, scrollController) {
return Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
const Text(
'Members',
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.w600,
),
),
const Spacer(),
IconButton(
icon: const Icon(Icons.close),
onPressed: () => Navigator.of(context).pop(),
),
],
),
const SizedBox(height: 4),
Text(
'${groupController.model.members.length} member(s)',
style: TextStyle(fontSize: 14, color: Colors.grey.shade600),
),
const SizedBox(height: 12),
const Divider(),
Expanded(
child: ListenableBuilder(
listenable: groupController,
builder: (context, _) {
if (groupController.model.isLoading) {
return const Center(child: CircularProgressIndicator());
}
if (groupController.model.members.isEmpty) {
return Center(
child: Padding(
padding: const EdgeInsets.all(32),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
Icons.person_outline,
size: 48,
color: Colors.grey.shade400,
),
const SizedBox(height: 16),
const Text(
'No members found.',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.w600,
),
),
],
),
),
);
}
return ListView.separated(
controller: scrollController,
itemCount: groupController.model.members.length,
separatorBuilder: (_, __) => const Divider(height: 1),
itemBuilder: (context, index) {
final member = groupController.model.members[index];
return ListTile(
contentPadding: const EdgeInsets.symmetric(
vertical: 2,
horizontal: 4,
),
leading: CircleAvatar(
backgroundColor: Theme.of(
context,
).colorScheme.primary.withAlpha(30),
child: Text(
member.recipient.name?.isNotEmpty == true
? member.recipient.name![0].toUpperCase()
: '?',
style: TextStyle(
color: Theme.of(context).colorScheme.primary,
fontWeight: FontWeight.w600,
),
),
),
title: Text(
member.recipient.name ?? '',
style: const TextStyle(
fontWeight: FontWeight.w500,
),
),
subtitle: Text(member.recipient.account ?? ''),
trailing:
member.recipient.latestProviderLabel != null &&
member
.recipient
.latestProviderLabel!
.isNotEmpty
? Chip(
label: Text(
member.recipient.latestProviderLabel!,
style: const TextStyle(fontSize: 11),
),
visualDensity: VisualDensity.compact,
)
: null,
);
},
);
},
),
),
],
),
);
},
),
);
}
void _onDeleteSelected() async {
final userId = widget.group.userId ?? '';
final count = batchController.model.selectedBatchIds.length;
final confirmed = await showDialog<bool>(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('Delete batches'),
content: Text('Are you sure you want to delete $count batch(es)?'),
actions: [
TextButton(
onPressed: () => Navigator.of(ctx).pop(false),
child: const Text('Cancel'),
),
TextButton(
onPressed: () => Navigator.of(ctx).pop(true),
style: TextButton.styleFrom(foregroundColor: Colors.red),
child: const Text('Delete'),
),
],
),
);
if (confirmed == true) {
await batchController.deleteSelectedBatches(
groupId: widget.group.id ?? '',
userId: userId,
);
}
}
void _showFilterSheet() {
showModalBottomSheet(
context: context,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
),
builder: (ctx) {
return StatefulBuilder(
builder: (context, setSheetState) {
return Padding(
padding: const EdgeInsets.all(20),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
const Text(
'Filter Batches',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w600,
),
),
const Spacer(),
TextButton(
onPressed: () {
setSheetState(() {
_statusFilter = null;
_currencyFilter = null;
});
},
child: const Text('Clear All'),
),
],
),
const SizedBox(height: 16),
DropdownButtonFormField<String?>(
initialValue: _statusFilter,
decoration: InputDecoration(
labelText: 'Status',
filled: true,
fillColor: Colors.grey.shade100,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide.none,
),
contentPadding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 14,
),
),
items: _statusFilterItems,
onChanged: (v) {
setSheetState(() => _statusFilter = v);
},
),
const SizedBox(height: 16),
DropdownButtonFormField<String?>(
initialValue: _currencyFilter,
decoration: InputDecoration(
labelText: 'Currency',
filled: true,
fillColor: Colors.grey.shade100,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide.none,
),
contentPadding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 14,
),
),
items: _currencyFilterItems,
onChanged: (v) {
setSheetState(() => _currencyFilter = v);
},
),
const SizedBox(height: 24),
SizedBox(
width: double.infinity,
child: ElevatedButton(
onPressed: () => _applyFilters(ctx),
child: const Text('Apply Filters'),
),
),
const SizedBox(height: 8),
],
),
);
},
);
},
);
}
void _applyFilters(BuildContext ctx) {
Navigator.of(ctx).pop();
batchController.searchBatches(
widget.group.id ?? '',
search: _searchController.text.isNotEmpty ? _searchController.text : null,
status: _statusFilter,
currency: _currencyFilter,
);
}
@override
void dispose() {
_searchController.dispose();
_scrollController.dispose();
groupController.dispose();
batchController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.group.name),
centerTitle: true,
actions: [
IconButton(
icon: const Icon(Icons.people_outline),
tooltip: 'View members',
onPressed: _showMembersSheet,
),
],
),
body: ListenableBuilder(
listenable: batchController,
builder: (context, _) {
return Column(
children: [
Expanded(
child: CustomScrollView(
controller: _scrollController,
slivers: [
SliverToBoxAdapter(
child: Center(
child: LayoutBuilder(
builder: (context, constraints) {
final width =
constraints.maxWidth > ResponsivePolicy.md
? ResponsivePolicy.md.toDouble()
: constraints.maxWidth;
return SizedBox(
width: width,
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
_buildSearchRow(),
const SizedBox(height: 16),
_buildContent(),
],
),
),
);
},
),
),
),
],
),
),
if (batchController.model.selectMode) _buildSelectionBottomBar(),
],
);
},
),
);
}
Widget _buildSearchRow() {
return Row(
children: [
Expanded(
child: TextFormField(
controller: _searchController,
decoration: InputDecoration(
hintText: 'Search batches by description...',
prefixIcon: const Icon(Icons.search),
suffixIcon: _searchController.text.isNotEmpty
? IconButton(
icon: const Icon(Icons.clear),
onPressed: () {
_searchController.clear();
_onSearchChanged('');
},
)
: null,
filled: true,
fillColor: Colors.grey.shade100,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide.none,
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide(
color: Theme.of(context).colorScheme.primary,
),
),
),
onChanged: _onSearchChanged,
),
),
const SizedBox(width: 8),
_buildIconButton(
icon: Icons.filter_list,
tooltip: 'Filter batches',
isActive: _statusFilter != null || _currencyFilter != null,
onPressed: _showFilterSheet,
),
const SizedBox(width: 8),
_buildIconButton(
icon: batchController.model.selectMode
? Icons.checklist
: Icons.checklist_outlined,
tooltip: 'Select batches',
isActive: batchController.model.selectMode,
onPressed: () => batchController.toggleSelectMode(),
),
const SizedBox(width: 8),
_buildIconButton(
icon: Icons.add,
tooltip: 'Create batch',
isActive: false,
onPressed: () async {
final result = await context.push(
'/groups/${widget.group.id}/batches/create',
extra: widget.group,
);
if (result == true) {
_loadData();
}
},
),
],
);
}
Widget _buildIconButton({
required IconData icon,
required String tooltip,
required bool isActive,
required VoidCallback onPressed,
}) {
return Container(
decoration: BoxDecoration(
color: isActive
? Theme.of(context).colorScheme.primary
: Colors.grey.shade100,
borderRadius: BorderRadius.circular(12),
),
child: IconButton(
icon: Icon(icon, color: isActive ? Colors.white : Colors.grey.shade700),
tooltip: tooltip,
onPressed: onPressed,
),
);
}
Widget _buildContent() {
if (batchController.model.isLoading) {
return const Center(
child: Padding(
padding: EdgeInsets.symmetric(vertical: 60),
child: CircularProgressIndicator(),
),
);
}
if (batchController.model.batches.isEmpty) {
return Center(
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 40),
child: Column(
children: [
Icon(
Icons.receipt_long_outlined,
size: 64,
color: Colors.grey.shade400,
),
const SizedBox(height: 16),
const Text(
'No batches yet.',
style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600),
),
const SizedBox(height: 8),
Text(
'Tap + to create a new batch payment.',
style: TextStyle(fontSize: 14, color: Colors.grey.shade600),
),
],
),
),
);
}
return Column(
children: [
if (batchController.model.selectMode)
Padding(
padding: const EdgeInsets.only(bottom: 8),
child: Row(
children: [
Text(
'${batchController.model.selectedBatchIds.length} selected',
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w500,
color: Colors.grey.shade600,
),
),
],
),
),
if (_statusFilter != null || _currencyFilter != null)
Padding(
padding: const EdgeInsets.only(bottom: 8),
child: Row(
children: [
if (_statusFilter != null)
_activeFilterChip('Status: $_statusFilter', () {
setState(() => _statusFilter = null);
_onSearchChanged(_searchController.text);
}),
if (_currencyFilter != null) const SizedBox(width: 6),
if (_currencyFilter != null)
_activeFilterChip('Currency: $_currencyFilter', () {
setState(() => _currencyFilter = null);
_onSearchChanged(_searchController.text);
}),
],
),
),
ListView.separated(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
itemCount: batchController.model.batches.length,
separatorBuilder: (_, __) => const SizedBox(height: 8),
itemBuilder: (context, index) {
return _buildBatchCard(
context,
batchController.model.batches[index],
widget.group,
);
},
),
if (batchController.model.isLoadingMore)
const Padding(
padding: EdgeInsets.symmetric(vertical: 16),
child: Center(child: CircularProgressIndicator(strokeWidth: 2)),
),
],
);
}
Widget _activeFilterChip(String label, VoidCallback onRemove) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.primary.withAlpha(20),
borderRadius: BorderRadius.circular(20),
border: Border.all(
color: Theme.of(context).colorScheme.primary.withAlpha(60),
),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
label,
style: TextStyle(
fontSize: 12,
color: Theme.of(context).colorScheme.primary,
fontWeight: FontWeight.w500,
),
),
const SizedBox(width: 4),
InkWell(
onTap: onRemove,
borderRadius: BorderRadius.circular(10),
child: Padding(
padding: const EdgeInsets.all(2),
child: Icon(
Icons.close,
size: 14,
color: Theme.of(context).colorScheme.primary,
),
),
),
],
),
);
}
Widget _buildBatchCard(
BuildContext context,
GroupBatch batch,
RecipientGroup group,
) {
final isSelected = batchController.model.selectedBatchIds.contains(
batch.id,
);
final inSelectMode = batchController.model.selectMode;
final status = batch.status ?? 'UNKNOWN';
return Card(
elevation: 0,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
side: BorderSide(
color: inSelectMode && isSelected
? Theme.of(context).colorScheme.primary
: Colors.black12.withAlpha(30),
width: inSelectMode && isSelected ? 2 : 1,
),
),
child: InkWell(
borderRadius: BorderRadius.circular(12),
onTap: inSelectMode
? () => batchController.toggleBatchSelection(batch.id!)
: () => context.push('/groups/${group.id}/batches/${batch.id}'),
child: Padding(
padding: const EdgeInsets.all(10),
child: Row(
children: [
if (inSelectMode)
Padding(
padding: const EdgeInsets.only(right: 8),
child: Icon(
isSelected
? Icons.check_box
: Icons.check_box_outline_blank,
size: 20,
color: isSelected
? Theme.of(context).colorScheme.primary
: Colors.grey.shade400,
),
),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
if (batch.description != null &&
batch.description!.isNotEmpty)
Flexible(
child: Text(
batch.description!,
style: const TextStyle(
fontSize: 15,
fontWeight: FontWeight.w700,
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
const SizedBox(width: 6),
StatusChip(status: status),
],
),
const SizedBox(height: 4),
Text(
'${batch.currency ?? 'USD'} ${batch.value?.toStringAsFixed(2) ?? ''}',
style: TextStyle(
fontSize: 13,
color: Colors.grey.shade600,
),
),
if (batch.count != null)
Padding(
padding: const EdgeInsets.only(top: 4),
child: Row(
children: [
_countPill('${batch.count}', Colors.blue),
const SizedBox(width: 3),
_countPill(
'${batch.successfulCount ?? 0} ok',
Colors.green,
),
const SizedBox(width: 3),
_countPill(
'${batch.failedCount ?? 0} failed',
Colors.red,
),
],
),
),
],
),
),
if (!inSelectMode)
Icon(Icons.chevron_right, color: Colors.grey.shade400),
],
),
),
),
);
}
Widget _countPill(String label, Color color) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
decoration: BoxDecoration(
color: color.withAlpha(20),
borderRadius: BorderRadius.circular(4),
border: Border.all(color: color.withAlpha(60)),
),
child: Text(
label,
style: TextStyle(
fontSize: 11,
color: color,
fontWeight: FontWeight.w500,
),
),
);
}
Widget _buildSelectionBottomBar() {
final selectedCount = batchController.model.selectedBatchIds.length;
return Container(
decoration: BoxDecoration(
color: Colors.white,
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.08),
blurRadius: 8,
offset: const Offset(0, -2),
),
],
),
child: SafeArea(
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
child: Row(
children: [
Text(
'$selectedCount selected',
style: const TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
),
),
const Spacer(),
TextButton.icon(
onPressed: selectedCount > 0 ? _onDeleteSelected : null,
icon: const Icon(Icons.delete_outline, size: 20),
label: const Text('Delete'),
style: TextButton.styleFrom(foregroundColor: Colors.red),
),
],
),
),
),
);
}
}