Surface/lib/screens/realm/detail.dart
2025-05-05 13:13:42 +08:00

385 lines
13 KiB
Dart

import 'package:auto_route/auto_route.dart';
import 'package:dio/dio.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:gap/gap.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:island/models/realm.dart';
import 'package:island/pods/network.dart';
import 'package:island/route.gr.dart';
import 'package:island/screens/realm/realms.dart';
import 'package:island/widgets/account/account_picker.dart';
import 'package:island/widgets/alert.dart';
import 'package:island/widgets/app_scaffold.dart';
import 'package:island/widgets/content/cloud_files.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:modal_bottom_sheet/modal_bottom_sheet.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:styled_widget/styled_widget.dart';
part 'detail.g.dart';
@riverpod
Future<SnRealmMember?> realmIdentity(Ref ref, String realmSlug) async {
final apiClient = ref.watch(apiClientProvider);
final response = await apiClient.get('/realms/$realmSlug/members/me');
return SnRealmMember.fromJson(response.data);
}
@RoutePage()
class RealmDetailScreen extends HookConsumerWidget {
final String slug;
const RealmDetailScreen({super.key, @PathParam("slug") required this.slug});
@override
Widget build(BuildContext context, WidgetRef ref) {
final realmState = ref.watch(realmProvider(slug));
final realmIdentity = ref.watch(realmIdentityProvider(slug));
final isModerator = realmIdentity.when(
loading: () => false,
error: (error, _) => false,
data: (identity) => (identity?.role ?? 0) >= 50,
);
const iconShadow = Shadow(
color: Colors.black54,
blurRadius: 5.0,
offset: Offset(1.0, 1.0),
);
return AppScaffold(
body: realmState.when(
loading: () => const Center(child: CircularProgressIndicator()),
error: (error, _) => Center(child: Text('Error: $error')),
data:
(realm) => CustomScrollView(
slivers: [
SliverAppBar(
expandedHeight: 180,
pinned: true,
leading: PageBackButton(shadows: [iconShadow]),
flexibleSpace: FlexibleSpaceBar(
background:
realm!.backgroundId != null
? CloudImageWidget(fileId: realm.backgroundId!)
: Container(
color:
Theme.of(context).appBarTheme.backgroundColor,
),
title: Text(
realm.name,
style: TextStyle(
color: Theme.of(context).appBarTheme.foregroundColor,
shadows: [iconShadow],
),
),
),
actions: [
IconButton(
icon: const Icon(Icons.people, shadows: [iconShadow]),
onPressed: () {
showModalBottomSheet(
isScrollControlled: true,
context: context,
builder:
(context) =>
_RealmMemberListSheet(realmSlug: slug),
);
},
),
if (isModerator)
_RealmActionMenu(realmSlug: slug, iconShadow: iconShadow),
const Gap(8),
],
),
SliverToBoxAdapter(
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
realm.description,
style: const TextStyle(fontSize: 16),
),
],
),
),
),
],
),
),
);
}
}
class _RealmActionMenu extends HookConsumerWidget {
final String realmSlug;
final Shadow iconShadow;
const _RealmActionMenu({required this.realmSlug, required this.iconShadow});
@override
Widget build(BuildContext context, WidgetRef ref) {
return PopupMenuButton(
icon: Icon(Icons.more_vert, shadows: [iconShadow]),
itemBuilder:
(context) => [
PopupMenuItem(
onTap: () {
context.router.replace(EditRealmRoute(slug: realmSlug));
},
child: Row(
children: [
Icon(
Icons.edit,
color: Theme.of(context).colorScheme.onSecondaryContainer,
),
const Gap(12),
const Text('editRealm').tr(),
],
),
),
PopupMenuItem(
child: Row(
children: [
const Icon(Icons.delete, color: Colors.red),
const Gap(12),
const Text(
'deleteRealm',
style: TextStyle(color: Colors.red),
).tr(),
],
),
onTap: () {
showConfirmAlert(
'deleteRealmHint'.tr(),
'deleteRealm'.tr(),
).then((confirm) {
if (confirm) {
final client = ref.watch(apiClientProvider);
client.delete('/realms/$realmSlug');
ref.invalidate(realmsJoinedProvider);
if (context.mounted) context.router.maybePop(true);
}
});
},
),
],
);
}
}
final realmMemberStateProvider =
StateNotifierProvider.family<RealmMemberNotifier, RealmMemberState, String>(
(ref, realmSlug) {
final apiClient = ref.watch(apiClientProvider);
return RealmMemberNotifier(apiClient, realmSlug);
},
);
class RealmMemberNotifier extends StateNotifier<RealmMemberState> {
final String realmSlug;
final Dio _apiClient;
RealmMemberNotifier(this._apiClient, this.realmSlug)
: super(const RealmMemberState(members: [], isLoading: false, total: 0));
Future<void> loadMore({int offset = 0, int take = 20}) async {
if (state.isLoading) return;
if (state.total > 0 && state.members.length >= state.total) return;
state = state.copyWith(isLoading: true, error: null);
try {
final response = await _apiClient.get(
'/realms/$realmSlug/members',
queryParameters: {'offset': offset, 'take': take},
);
final total = int.parse(response.headers.value('X-Total') ?? '0');
final List<dynamic> data = response.data;
final members = data.map((e) => SnRealmMember.fromJson(e)).toList();
state = state.copyWith(
members: [...state.members, ...members],
total: total,
isLoading: false,
);
} catch (e) {
state = state.copyWith(error: e.toString(), isLoading: false);
}
}
void reset() {
state = const RealmMemberState(members: [], isLoading: false, total: 0);
}
}
class _RealmMemberListSheet extends HookConsumerWidget {
final String realmSlug;
const _RealmMemberListSheet({required this.realmSlug});
@override
Widget build(BuildContext context, WidgetRef ref) {
final memberState = ref.watch(realmMemberStateProvider(realmSlug));
final memberNotifier = ref.read(
realmMemberStateProvider(realmSlug).notifier,
);
useEffect(() {
Future(() {
memberNotifier.loadMore();
});
return null;
}, []);
Future<void> invitePerson() async {
final result = await showModalBottomSheet(
isScrollControlled: true,
context: context,
builder: (context) => const AccountPickerSheet(),
);
if (result == null) return;
try {
final apiClient = ref.watch(apiClientProvider);
await apiClient.post(
'/realms/invites/$realmSlug',
data: {'related_user_id': result.id, 'role': 0},
);
memberNotifier.reset();
await memberNotifier.loadMore();
} catch (err) {
showErrorAlert(err);
}
}
return Container(
constraints: BoxConstraints(
maxHeight: MediaQuery.of(context).size.height * 0.8,
),
child: Column(
children: [
Padding(
padding: EdgeInsets.only(top: 16, left: 20, right: 16, bottom: 12),
child: Row(
children: [
Text(
'members'.plural(memberState.total),
style: Theme.of(context).textTheme.headlineSmall?.copyWith(
fontWeight: FontWeight.w600,
letterSpacing: -0.5,
),
),
const Spacer(),
IconButton(
icon: const Icon(Symbols.person_add),
onPressed: invitePerson,
style: IconButton.styleFrom(minimumSize: const Size(36, 36)),
),
IconButton(
icon: const Icon(Symbols.refresh),
onPressed: () {
memberNotifier.reset();
memberNotifier.loadMore();
},
),
IconButton(
icon: const Icon(Symbols.close),
onPressed: () => Navigator.pop(context),
style: IconButton.styleFrom(minimumSize: const Size(36, 36)),
),
],
),
),
const Divider(height: 1),
Expanded(
child:
memberState.error != null
? Center(child: Text(memberState.error!))
: ListView.builder(
itemCount: memberState.members.length + 1,
itemBuilder: (context, index) {
if (index == memberState.members.length) {
if (memberState.isLoading) {
return const Center(
child: Padding(
padding: EdgeInsets.all(16.0),
child: CircularProgressIndicator(),
),
);
}
if (memberState.members.length < memberState.total) {
memberNotifier.loadMore(
offset: memberState.members.length,
);
}
return const SizedBox.shrink();
}
final member = memberState.members[index];
return ListTile(
leading: ProfilePictureWidget(
fileId: member.account!.profile.pictureId,
),
title: Row(
spacing: 6,
children: [
Flexible(child: Text(member.account!.nick)),
if (member.joinedAt == null)
const Icon(Symbols.pending_actions, size: 20),
],
),
subtitle: Row(
children: [
Text(
member.role >= 100
? 'permissionOwner'
: member.role >= 50
? 'permissionModerator'
: 'permissionMember',
).tr(),
Text('·').bold().padding(horizontal: 6),
Expanded(child: Text("@${member.account!.name}")),
],
),
);
},
),
),
],
),
);
}
}
class RealmMemberState {
final List<SnRealmMember> members;
final bool isLoading;
final int total;
final String? error;
const RealmMemberState({
required this.members,
required this.isLoading,
required this.total,
this.error,
});
RealmMemberState copyWith({
List<SnRealmMember>? members,
bool? isLoading,
int? total,
String? error,
}) {
return RealmMemberState(
members: members ?? this.members,
isLoading: isLoading ?? this.isLoading,
total: total ?? this.total,
error: error ?? this.error,
);
}
}