Solian/lib/widgets/channel/channel_list.dart

219 lines
6.3 KiB
Dart

import 'package:flutter/material.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:get/get.dart';
import 'package:solian/controllers/chat_events_controller.dart';
import 'package:solian/models/channel.dart';
import 'package:solian/platform.dart';
import 'package:solian/router.dart';
import 'package:solian/widgets/account/account_avatar.dart';
class ChannelListWidget extends StatefulWidget {
final List<Channel> channels;
final int selfId;
final bool isDense;
final bool noCategory;
final bool useReplace;
final Function(Channel)? onSelected;
const ChannelListWidget({
super.key,
required this.channels,
required this.selfId,
this.isDense = false,
this.noCategory = false,
this.useReplace = false,
this.onSelected,
});
@override
State<ChannelListWidget> createState() => _ChannelListWidgetState();
}
class _ChannelListWidgetState extends State<ChannelListWidget> {
final List<Channel> _globalChannels = List.empty(growable: true);
final Map<String, List<Channel>> _inRealms = {};
final ChatEventController _eventController = ChatEventController();
void _mapChannels() {
_inRealms.clear();
_globalChannels.clear();
if (widget.noCategory) {
_globalChannels.addAll(widget.channels);
return;
}
for (final channel in widget.channels) {
if (channel.realmId != null) {
if (_inRealms[channel.realm!.alias] == null) {
_inRealms[channel.realm!.alias] = List.empty(growable: true);
}
_inRealms[channel.realm!.alias]!.add(channel);
} else {
_globalChannels.add(channel);
}
}
}
@override
void didUpdateWidget(covariant ChannelListWidget oldWidget) {
super.didUpdateWidget(oldWidget);
setState(() => _mapChannels());
}
@override
void initState() {
super.initState();
_mapChannels();
_eventController.initialize();
}
void _gotoChannel(Channel item) {
if (widget.useReplace) {
AppRouter.instance.pushReplacementNamed(
'channelChat',
pathParameters: {'alias': item.alias},
queryParameters: {
if (item.realmId != null) 'realm': item.realm!.alias,
},
);
} else {
AppRouter.instance.pushNamed(
'channelChat',
pathParameters: {'alias': item.alias},
queryParameters: {
if (item.realmId != null) 'realm': item.realm!.alias,
},
);
}
if (widget.onSelected != null) {
widget.onSelected!(item);
}
}
Widget _buildDirectMessageDescription(Channel item, ChannelMember otherside) {
if (PlatformInfo.isWeb) {
return Text('channelDirectDescription'.trParams(
{'username': '@${otherside.account.name}'},
));
}
return FutureBuilder(
future: Future.delayed(
const Duration(milliseconds: 500),
() => _eventController.database.localEvents.findLastByChannel(item.id),
),
builder: (context, snapshot) {
if (!snapshot.hasData && snapshot.data == null) {
return Text('channelDirectDescription'.trParams(
{'username': '@${otherside.account.name}'},
));
}
return Text(
'${snapshot.data!.data.sender.account.nick}: ${snapshot.data!.data.body['text'] ?? 'Unsupported message to preview'}',
maxLines: 1,
overflow: TextOverflow.ellipsis,
);
},
);
}
Widget _buildEntry(Channel item) {
final padding = widget.isDense
? const EdgeInsets.symmetric(horizontal: 20)
: const EdgeInsets.symmetric(horizontal: 16);
if (item.type == 1) {
final otherside =
item.members!.where((e) => e.account.id != widget.selfId).first;
return ListTile(
leading: AccountAvatar(
content: otherside.account.avatar,
radius: widget.isDense ? 12 : 20,
bgColor: Theme.of(context).colorScheme.primary,
feColor: Theme.of(context).colorScheme.onPrimary,
),
contentPadding: padding,
title: Text(otherside.account.nick),
subtitle: !widget.isDense
? _buildDirectMessageDescription(item, otherside)
: null,
onTap: () => _gotoChannel(item),
);
} else {
return ListTile(
minTileHeight: widget.isDense ? 48 : null,
leading: CircleAvatar(
backgroundColor: item.realmId == null
? Theme.of(context).colorScheme.primary
: Colors.transparent,
radius: widget.isDense ? 12 : 20,
child: FaIcon(
FontAwesomeIcons.hashtag,
color: item.realmId == null
? Theme.of(context).colorScheme.onPrimary
: Theme.of(context).colorScheme.primary,
size: widget.isDense ? 12 : 16,
),
),
contentPadding: padding,
title: Text(item.name),
subtitle: !widget.isDense ? Text(item.description) : null,
onTap: () => _gotoChannel(item),
);
}
}
@override
Widget build(BuildContext context) {
if (widget.noCategory) {
return CustomScrollView(
slivers: [
SliverList.builder(
itemCount: _globalChannels.length,
itemBuilder: (context, index) {
final element = _globalChannels[index];
return _buildEntry(element);
},
),
],
);
}
return CustomScrollView(
slivers: [
SliverList.builder(
itemCount: _globalChannels.length,
itemBuilder: (context, index) {
final element = _globalChannels[index];
return _buildEntry(element);
},
),
SliverList.list(
children: _inRealms.entries.map((element) {
return ExpansionTile(
tilePadding: const EdgeInsets.only(left: 20, right: 24),
minTileHeight: 48,
title: Text(element.value.first.realm!.name),
leading: CircleAvatar(
backgroundColor: Colors.teal,
radius: widget.isDense ? 12 : 24,
child: Icon(
Icons.workspaces,
color: Colors.white,
size: widget.isDense ? 12 : 16,
),
),
children: element.value.map((x) => _buildEntry(x)).toList(),
);
}).toList(),
),
],
);
}
}