import 'dart:convert'; import 'package:flutter/material.dart'; import 'package:provider/provider.dart'; import 'package:solian/models/channel.dart'; import 'package:solian/providers/auth.dart'; import 'package:solian/router.dart'; import 'package:solian/utils/service_url.dart'; import 'package:solian/utils/theme.dart'; import 'package:solian/widgets/chat/chat_new.dart'; import 'package:solian/widgets/exts.dart'; import 'package:solian/widgets/scaffold.dart'; import 'package:flutter_gen/gen_l10n/app_localizations.dart'; import 'package:solian/widgets/notification_notifier.dart'; import 'package:solian/widgets/signin_required.dart'; class ChatListScreen extends StatelessWidget { const ChatListScreen({super.key}); @override Widget build(BuildContext context) { return IndentScaffold( title: AppLocalizations.of(context)!.chat, appBarActions: const [NotificationButton()], fixedAppBarColor: SolianTheme.isLargeScreen(context), child: ChatListWidget( onSelect: (item) { SolianRouter.router.pushReplacementNamed( 'chat.channel', pathParameters: {'channel': item.alias}, ); }, ), ); } } class ChatListWidget extends StatefulWidget { final Function(Channel item)? onSelect; const ChatListWidget({super.key, this.onSelect}); @override State createState() => _ChatListWidgetState(); } class _ChatListWidgetState extends State { List _channels = List.empty(); Future fetchChannels() async { final auth = context.read(); if (!await auth.isAuthorized()) return; var uri = getRequestUri('messaging', '/api/channels/me/available'); var res = await auth.client!.get(uri); if (res.statusCode == 200) { final result = jsonDecode(utf8.decode(res.bodyBytes)) as List; setState(() { _channels = result.map((x) => Channel.fromJson(x)).toList(); }); } else { var message = utf8.decode(res.bodyBytes); context.showErrorDialog(message); } } void viewNewChatAction() { showModalBottomSheet( context: context, builder: (context) => ChatNewAction(onUpdate: () => fetchChannels()), ); } @override void initState() { Future.delayed(Duration.zero, () { fetchChannels(); }); super.initState(); } @override Widget build(BuildContext context) { final auth = context.read(); return Scaffold( floatingActionButton: FutureBuilder( future: auth.isAuthorized(), builder: (context, snapshot) { if (snapshot.hasData && snapshot.data!) { return FloatingActionButton.extended( icon: const Icon(Icons.add), label: Text(AppLocalizations.of(context)!.chatNew), onPressed: () => viewNewChatAction(), ); } else { return Container(); } }, ), body: FutureBuilder( future: auth.isAuthorized(), builder: (context, snapshot) { if (!snapshot.hasData || !snapshot.data!) { return const SignInRequiredScreen(); } return RefreshIndicator( onRefresh: () => fetchChannels(), child: ListView.builder( itemCount: _channels.length, itemBuilder: (context, index) { final element = _channels[index]; return ListTile( leading: const CircleAvatar( backgroundColor: Colors.indigo, child: Icon(Icons.tag, color: Colors.white), ), title: Text(element.name), subtitle: Text(element.description), onTap: () async { if (widget.onSelect != null) { widget.onSelect!(element); return; } final result = await SolianRouter.router.pushNamed( 'chat.channel', pathParameters: { 'channel': element.alias, }, ); switch (result) { case 'refresh': fetchChannels(); } }, ); }, ), ); }, ), ); } }