Files
sharedinbox/lib/ui/screens/combined_inbox_screen.dart
T

423 lines
13 KiB
Dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:go_router/go_router.dart';
import 'package:sharedinbox/core/models/account.dart';
import 'package:sharedinbox/core/models/email.dart';
import 'package:sharedinbox/core/models/undo_action.dart';
import 'package:sharedinbox/di.dart';
import 'package:sharedinbox/ui/widgets/email_thread_tile.dart';
class CombinedInboxScreen extends ConsumerStatefulWidget {
const CombinedInboxScreen({super.key});
@override
ConsumerState<CombinedInboxScreen> createState() =>
_CombinedInboxScreenState();
}
class _CombinedInboxScreenState extends ConsumerState<CombinedInboxScreen> {
static const _pageSize = 50;
int _limit = _pageSize;
// Thread-level selection (key = threadId).
final Set<String> _selectedThreadIds = {};
// Last-emitted thread list, used to resolve emailIds for batch operations.
List<EmailThread> _currentThreads = [];
bool get _selecting => _selectedThreadIds.isNotEmpty;
void _toggleThreadSelection(EmailThread thread) {
setState(() {
if (_selectedThreadIds.contains(thread.threadId)) {
_selectedThreadIds.remove(thread.threadId);
} else {
_selectedThreadIds.add(thread.threadId);
}
});
}
void _clearSelection() => setState(() => _selectedThreadIds.clear());
void _selectAll() {
setState(
() => _selectedThreadIds.addAll(_currentThreads.map((t) => t.threadId)),
);
}
@override
Widget build(BuildContext context) {
final accountsAsync = ref.watch(allAccountsProvider);
return accountsAsync.when(
loading: () => const Scaffold(
body: Center(child: CircularProgressIndicator()),
),
error: (e, _) => Scaffold(
body: Center(child: Text('Error: $e')),
),
data: (accounts) {
if (accounts.isEmpty) {
WidgetsBinding.instance.addPostFrameCallback((_) {
if (context.mounted) context.go('/accounts');
});
return const Scaffold(
body: Center(child: CircularProgressIndicator()),
);
}
final accountNames = {
for (final a in accounts) a.id: a.displayName,
};
final showAccount = accounts.length > 1;
return Scaffold(
appBar: _buildAppBar(accounts),
drawer: _selecting ? null : _buildDrawer(context, accounts),
bottomNavigationBar: _selecting ? _selectionBottomBar() : null,
body: _buildBody(accountNames, showAccount),
floatingActionButton: _selecting
? null
: FloatingActionButton(
onPressed: () => context.push('/compose'),
child: const Icon(Icons.edit),
),
);
},
);
}
PreferredSizeWidget _buildAppBar(List<Account> accounts) {
if (_selecting) {
return AppBar(
leading: IconButton(
icon: const Icon(Icons.close),
onPressed: _clearSelection,
),
title: Text('${_selectedThreadIds.length} selected'),
actions: [
IconButton(
icon: const Icon(Icons.select_all),
tooltip: 'Select all',
onPressed: _selectAll,
),
],
);
}
return AppBar(
title: const Text('Combined Inbox'),
actions: [
IconButton(
icon: const Icon(Icons.search),
tooltip: 'Search',
onPressed: () => context.push('/search'),
),
IconButton(
icon: const Icon(Icons.sync),
tooltip: 'Sync all',
onPressed: () {
for (final a in accounts) {
ref.read(syncManagerProvider).syncNow(a.id);
}
},
),
],
);
}
Widget _selectionBottomBar() {
return BottomAppBar(
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
IconButton(
icon: const Icon(Icons.archive),
tooltip: 'Archive',
onPressed: _batchArchive,
),
IconButton(
icon: const Icon(Icons.delete),
tooltip: 'Delete',
onPressed: _batchDelete,
),
],
),
);
}
Widget _buildDrawer(BuildContext context, List<Account> accounts) {
return Drawer(
child: ListView(
padding: EdgeInsets.zero,
children: [
const DrawerHeader(
decoration: BoxDecoration(color: Colors.blueGrey),
child: Text(
'sharedinbox.de',
style: TextStyle(color: Colors.white, fontSize: 24),
),
),
ListTile(
leading: const Icon(Icons.manage_accounts),
title: const Text('Accounts'),
onTap: () {
Navigator.pop(context);
context.go('/accounts');
},
),
ListTile(
leading: const Icon(Icons.person_add),
title: const Text('Add account'),
onTap: () {
Navigator.pop(context);
unawaited(context.push('/accounts/add'));
},
),
const Divider(),
for (final account in accounts)
ListTile(
leading: const Icon(Icons.inbox),
title: Text(account.displayName),
subtitle: Text(account.email),
onTap: () {
Navigator.pop(context);
unawaited(context.push('/accounts/${account.id}/mailboxes'));
},
),
const Divider(),
ListTile(
leading: const Icon(Icons.settings),
title: const Text('Preferences'),
onTap: () {
Navigator.pop(context);
unawaited(context.push('/accounts/preferences'));
},
),
ListTile(
leading: const Icon(Icons.history),
title: const Text('Undo Log'),
onTap: () {
Navigator.pop(context);
unawaited(context.push('/accounts/undo-log'));
},
),
ListTile(
leading: const Icon(Icons.info_outline),
title: const Text('About'),
onTap: () {
Navigator.pop(context);
unawaited(context.push('/accounts/about'));
},
),
],
),
);
}
Widget _buildBody(Map<String, String> accountNames, bool showAccount) {
final emailRepo = ref.watch(emailRepositoryProvider);
return RefreshIndicator(
onRefresh: () async {
final accounts = ref.read(allAccountsProvider).value ?? [];
for (final a in accounts) {
ref.read(syncManagerProvider).syncNow(a.id);
}
},
child: StreamBuilder<List<EmailThread>>(
stream: emailRepo.observeAllInboxThreads(limit: _limit),
builder: (ctx, snap) {
if (!snap.hasData) {
return const Center(child: CircularProgressIndicator());
}
final threads = snap.data!;
_currentThreads = threads;
if (threads.isEmpty) {
return ListView(
children: const [
SizedBox(
height: 300,
child: Center(child: Text('No emails')),
),
],
);
}
return _buildThreadList(threads, accountNames, showAccount);
},
),
);
}
Widget _buildThreadList(
List<EmailThread> threads,
Map<String, String> accountNames,
bool showAccount,
) {
final hasMore = threads.length == _limit;
return ListView.builder(
itemCount: threads.length + (hasMore ? 1 : 0),
itemBuilder: (ctx, i) {
if (i == threads.length) {
return TextButton(
onPressed: () => setState(() => _limit += _pageSize),
child: const Text('Load more'),
);
}
final t = threads[i];
return EmailThreadTile(
thread: t,
isSelected: _selectedThreadIds.contains(t.threadId),
isSelecting: _selecting,
showAccount: showAccount,
accountName: accountNames[t.accountId],
onTap: _selecting
? () => _toggleThreadSelection(t)
: t.messageCount > 1
? () => context.push(
'/accounts/${t.accountId}/mailboxes'
'/${Uri.encodeComponent(t.mailboxPath)}'
'/threads/${Uri.encodeComponent(t.threadId)}',
)
: () => context.push(
'/accounts/${t.accountId}/mailboxes'
'/${Uri.encodeComponent(t.mailboxPath)}'
'/emails/${Uri.encodeComponent(t.latestEmailId)}',
),
onLongPress: () => _toggleThreadSelection(t),
onDismissed: (direction) => _onSwipeDismissed(t, direction),
);
},
);
}
Future<void> _onSwipeDismissed(
EmailThread t,
DismissDirection direction,
) async {
final repo = ref.read(emailRepositoryProvider);
final originalEmails = (await Future.wait(
t.emailIds.map((id) => repo.getEmail(id)),
))
.whereType<Email>()
.toList();
if (direction == DismissDirection.startToEnd) {
final archive = await ref
.read(mailboxRepositoryProvider)
.findMailboxByRole(t.accountId, 'archive');
if (!mounted || archive == null) return;
for (final id in t.emailIds) {
await repo.moveEmail(id, archive.path);
}
final action = UndoAction(
id: DateTime.now().toIso8601String(),
accountId: t.accountId,
type: UndoType.move,
emailIds: t.emailIds,
sourceMailboxPath: t.mailboxPath,
destinationMailboxPath: archive.path,
originalEmails: originalEmails,
);
unawaited(ref.read(undoServiceProvider.notifier).pushAction(action));
return;
}
String? lastDestPath;
for (final id in t.emailIds) {
lastDestPath = await repo.deleteEmail(id);
}
final action = UndoAction(
id: DateTime.now().toIso8601String(),
accountId: t.accountId,
type: UndoType.delete,
emailIds: t.emailIds,
sourceMailboxPath: t.mailboxPath,
destinationMailboxPath: lastDestPath,
originalEmails: originalEmails,
);
unawaited(ref.read(undoServiceProvider.notifier).pushAction(action));
}
Future<void> _batchArchive() async {
final repo = ref.read(emailRepositoryProvider);
final mailboxRepo = ref.read(mailboxRepositoryProvider);
// Group selected threads by accountId so we look up each account's archive once.
final byAccount = <String, List<EmailThread>>{};
for (final t in _currentThreads) {
if (!_selectedThreadIds.contains(t.threadId)) continue;
(byAccount[t.accountId] ??= []).add(t);
}
_clearSelection();
for (final entry in byAccount.entries) {
final accountId = entry.key;
final threads = entry.value;
final archive = await mailboxRepo.findMailboxByRole(accountId, 'archive');
if (!mounted || archive == null) continue;
for (final t in threads) {
final originalEmails = (await Future.wait(
t.emailIds.map((id) => repo.getEmail(id)),
))
.whereType<Email>()
.toList();
for (final id in t.emailIds) {
await repo.moveEmail(id, archive.path);
}
final action = UndoAction(
id: DateTime.now().toIso8601String(),
accountId: accountId,
type: UndoType.move,
emailIds: t.emailIds,
sourceMailboxPath: t.mailboxPath,
destinationMailboxPath: archive.path,
originalEmails: originalEmails,
);
unawaited(ref.read(undoServiceProvider.notifier).pushAction(action));
}
}
}
Future<void> _batchDelete() async {
final repo = ref.read(emailRepositoryProvider);
final selectedThreads = _currentThreads
.where((t) => _selectedThreadIds.contains(t.threadId))
.toList();
_clearSelection();
for (final t in selectedThreads) {
final originalEmails = (await Future.wait(
t.emailIds.map((id) => repo.getEmail(id)),
))
.whereType<Email>()
.toList();
String? lastDestPath;
for (final id in t.emailIds) {
lastDestPath = await repo.deleteEmail(id);
}
final action = UndoAction(
id: DateTime.now().toIso8601String(),
accountId: t.accountId,
type: UndoType.delete,
emailIds: t.emailIds,
sourceMailboxPath: t.mailboxPath,
destinationMailboxPath: lastDestPath,
originalEmails: originalEmails,
);
unawaited(ref.read(undoServiceProvider.notifier).pushAction(action));
}
}
}