Surface/lib/screens/sharing.dart
2025-01-31 22:52:21 +08:00

343 lines
12 KiB
Dart

import 'dart:async';
import 'dart:developer';
import 'dart:io';
import 'package:cross_file/cross_file.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:gap/gap.dart';
import 'package:go_router/go_router.dart';
import 'package:material_symbols_icons/material_symbols_icons.dart';
import 'package:provider/provider.dart';
import 'package:receive_sharing_intent/receive_sharing_intent.dart';
import 'package:styled_widget/styled_widget.dart';
import 'package:surface/controllers/post_write_controller.dart';
import 'package:surface/providers/channel.dart';
import 'package:surface/providers/user_directory.dart';
import 'package:surface/providers/userinfo.dart';
import 'package:surface/screens/chat/room.dart';
import 'package:surface/screens/post/post_editor.dart';
import 'package:surface/types/chat.dart';
import 'package:surface/widgets/account/account_image.dart';
import 'package:surface/widgets/dialog.dart';
import 'package:surface/widgets/loading_indicator.dart';
class AppSharingListener extends StatefulWidget {
final Widget child;
const AppSharingListener({super.key, required this.child});
@override
State<AppSharingListener> createState() => _AppSharingListenerState();
}
class _AppSharingListenerState extends State<AppSharingListener> {
late StreamSubscription _shareIntentSubscription;
void _gotoPost(Iterable<SharedMediaFile> value) {
WidgetsBinding.instance.addPostFrameCallback((_) {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: Text('shareIntent').tr(),
content: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text('shareIntentDescription').tr(),
const Gap(8),
Card(
child: Column(
children: [
ListTile(
contentPadding: const EdgeInsets.symmetric(horizontal: 24),
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
leading: Icon(Icons.post_add),
trailing: const Icon(Icons.chevron_right),
title: Text('shareIntentPostStory').tr(),
onTap: () {
GoRouter.of(context).pushNamed(
'postEditor',
pathParameters: {
'mode': 'stories',
},
extra: PostEditorExtra(
text: value
.where((e) => [SharedMediaType.text, SharedMediaType.url].contains(e.type))
.map((e) => e.path)
.join('\n'),
attachments: value
.where((e) => [SharedMediaType.video, SharedMediaType.file, SharedMediaType.image]
.contains(e.type))
.map((e) => PostWriteMedia.fromFile(XFile(e.path)))
.toList(),
),
);
Navigator.pop(context);
},
),
ListTile(
contentPadding: const EdgeInsets.symmetric(horizontal: 24),
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
leading: Icon(Icons.chat_outlined),
trailing: const Icon(Icons.chevron_right),
title: Text('shareIntentSendChannel').tr(),
onTap: () {
showModalBottomSheet(
context: context,
builder: (context) => _ShareIntentChannelSelect(value: value),
).then((val) {
if (!context.mounted) return;
if (val == true) Navigator.pop(context);
});
},
),
],
).width(280),
)
],
),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
child: Text('dialogDismiss').tr(),
)
],
),
);
});
}
void _initialize() async {
_shareIntentSubscription = ReceiveSharingIntent.instance.getMediaStream().listen((value) {
if (value.isEmpty) return;
if (mounted) {
_gotoPost(value);
}
}, onError: (err) {
log("[ShareIntent] Unable to subscribe: $err");
});
}
void _initialHandle() {
ReceiveSharingIntent.instance.getInitialMedia().then((value) {
if (value.isEmpty) return;
if (mounted) {
_gotoPost(value);
}
ReceiveSharingIntent.instance.reset();
});
}
@override
void initState() {
super.initState();
if (!kIsWeb && (Platform.isAndroid || Platform.isIOS)) {
_initialize();
_initialHandle();
}
}
@override
void dispose() {
_shareIntentSubscription.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
return widget.child;
}
}
class _ShareIntentChannelSelect extends StatefulWidget {
final Iterable<SharedMediaFile> value;
const _ShareIntentChannelSelect({required this.value});
@override
State<_ShareIntentChannelSelect> createState() => _ShareIntentChannelSelectState();
}
class _ShareIntentChannelSelectState extends State<_ShareIntentChannelSelect> {
bool _isBusy = true;
List<SnChannel>? _channels;
Map<int, SnChatMessage>? _lastMessages;
void _refreshChannels() {
final ua = context.read<UserProvider>();
if (!ua.isAuthorized) {
setState(() => _isBusy = false);
return;
}
final chan = context.read<ChatChannelProvider>();
chan.fetchChannels().listen((channels) async {
final lastMessages = await chan.getLastMessages(channels);
_lastMessages = {for (final val in lastMessages) val.channelId: val};
channels.sort((a, b) {
if (_lastMessages!.containsKey(a.id) && _lastMessages!.containsKey(b.id)) {
return _lastMessages![b.id]!.createdAt.compareTo(_lastMessages![a.id]!.createdAt);
}
if (_lastMessages!.containsKey(a.id)) return -1;
if (_lastMessages!.containsKey(b.id)) return 1;
return 0;
});
if (!mounted) return;
final ud = context.read<UserDirectoryProvider>();
for (final channel in channels) {
if (channel.type == 1) {
await ud.listAccount(
channel.members
?.cast<SnChannelMember?>()
.map((ele) => ele?.accountId)
.where((ele) => ele != null)
.toSet() ??
{},
);
}
}
if (mounted) setState(() => _channels = channels);
})
..onError((err) {
if (!mounted) return;
context.showErrorDialog(err);
setState(() => _isBusy = false);
})
..onDone(() {
if (!mounted) return;
setState(() => _isBusy = false);
});
}
@override
void initState() {
super.initState();
_refreshChannels();
}
@override
Widget build(BuildContext context) {
final ua = context.read<UserProvider>();
final ud = context.read<UserDirectoryProvider>();
return Column(
children: [
Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
const Icon(Symbols.chat, size: 24),
const Gap(16),
Text('shareIntentSendChannel', style: Theme.of(context).textTheme.titleLarge).tr(),
],
).padding(horizontal: 20, top: 16, bottom: 12),
LoadingIndicator(isActive: _isBusy),
Expanded(
child: MediaQuery.removePadding(
context: context,
removeTop: true,
child: RefreshIndicator(
onRefresh: () => Future.sync(() => _refreshChannels()),
child: ListView.builder(
itemCount: _channels?.length ?? 0,
itemBuilder: (context, idx) {
final channel = _channels![idx];
final lastMessage = _lastMessages?[channel.id];
if (channel.type == 1) {
final otherMember = channel.members?.cast<SnChannelMember?>().firstWhere(
(ele) => ele?.accountId != ua.user?.id,
orElse: () => null,
);
return ListTile(
title: Text(ud.getAccountFromCache(otherMember?.accountId)?.nick ?? channel.name),
subtitle: lastMessage != null
? Text(
'${ud.getAccountFromCache(lastMessage.sender.accountId)?.nick}: ${lastMessage.body['text'] ?? 'Unable preview'}',
maxLines: 1,
overflow: TextOverflow.ellipsis,
)
: Text(
'channelDirectMessageDescription'.tr(args: [
'@${ud.getAccountFromCache(otherMember?.accountId)?.name}',
]),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
contentPadding: const EdgeInsets.symmetric(horizontal: 16),
leading: AccountImage(
content: ud.getAccountFromCache(otherMember?.accountId)?.avatar,
),
onTap: () {
GoRouter.of(context).pushNamed(
'chatRoom',
pathParameters: {
'scope': channel.realm?.alias ?? 'global',
'alias': channel.alias,
},
).then((value) {
if (mounted) _refreshChannels();
});
},
);
}
return ListTile(
title: Text(channel.name),
subtitle: lastMessage != null
? Text(
'${ud.getAccountFromCache(lastMessage.sender.accountId)?.nick}: ${lastMessage.body['text'] ?? 'Unable preview'}',
maxLines: 1,
overflow: TextOverflow.ellipsis,
)
: Text(
channel.description,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
contentPadding: const EdgeInsets.symmetric(horizontal: 16),
leading: AccountImage(
content: null,
fallbackWidget: const Icon(Symbols.chat, size: 20),
),
onTap: () {
Navigator.pop(context, true);
GoRouter.of(context)
.pushNamed(
'chatRoom',
pathParameters: {
'scope': channel.realm?.alias ?? 'global',
'alias': channel.alias,
},
extra: ChatRoomScreenExtra(
initialText: widget.value
.where((e) => [SharedMediaType.text, SharedMediaType.url].contains(e.type))
.map((e) => e.path)
.join('\n'),
initialAttachments: widget.value
.where((e) =>
[SharedMediaType.video, SharedMediaType.file, SharedMediaType.image].contains(e.type))
.map((e) => PostWriteMedia.fromFile(XFile(e.path)))
.toList(),
),
)
.then((value) {
if (value == true) _refreshChannels();
});
},
);
},
),
),
),
),
],
);
}
}