SimpleCloudNotifier/flutter/lib/pages/channel_view/channel_view.dart
2024-06-25 20:49:40 +02:00

328 lines
11 KiB
Dart

import 'package:flutter/material.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:qr_flutter/qr_flutter.dart';
import 'package:share_plus/share_plus.dart';
import 'package:simplecloudnotifier/api/api_client.dart';
import 'package:simplecloudnotifier/components/layout/scaffold.dart';
import 'package:simplecloudnotifier/models/channel.dart';
import 'package:simplecloudnotifier/models/subscription.dart';
import 'package:simplecloudnotifier/models/user.dart';
import 'package:simplecloudnotifier/state/app_auth.dart';
import 'package:simplecloudnotifier/state/app_bar_state.dart';
import 'package:simplecloudnotifier/types/immediate_future.dart';
import 'package:simplecloudnotifier/utils/ui.dart';
import 'package:provider/provider.dart';
class ChannelViewPage extends StatefulWidget {
const ChannelViewPage({
required this.channel,
required this.subscription,
super.key,
});
final Channel channel;
final Subscription? subscription;
@override
State<ChannelViewPage> createState() => _ChannelViewPageState();
}
class _ChannelViewPageState extends State<ChannelViewPage> {
late ImmediateFuture<String?> _futureSubscribeKey;
late ImmediateFuture<List<Subscription>> _futureSubscriptions;
late ImmediateFuture<UserPreview> _futureOwner;
int _loadingIndeterminateCounter = 0;
@override
void initState() {
final userAcc = Provider.of<AppAuth>(context, listen: false);
if (widget.channel.ownerUserID == userAcc.userID) {
if (widget.channel.subscribeKey != null) {
_futureSubscribeKey = ImmediateFuture<String?>.ofValue(widget.channel.subscribeKey);
} else {
_futureSubscribeKey = ImmediateFuture<String?>.ofFuture(_getSubScribeKey(userAcc));
}
_futureSubscriptions = ImmediateFuture<List<Subscription>>.ofFuture(_listSubscriptions(userAcc));
} else {
_futureSubscribeKey = ImmediateFuture<String?>.ofValue(null);
_futureSubscriptions = ImmediateFuture<List<Subscription>>.ofValue([]);
}
if (widget.channel.ownerUserID == userAcc.userID) {
var cacheUser = userAcc.getUserOrNull();
if (cacheUser != null) {
_futureOwner = ImmediateFuture<UserPreview>.ofValue(cacheUser.toPreview());
} else {
_futureOwner = ImmediateFuture<UserPreview>.ofFuture(_getOwner(userAcc));
}
} else {
_futureOwner = ImmediateFuture<UserPreview>.ofFuture(APIClient.getUserPreview(userAcc, widget.channel.ownerUserID));
}
super.initState();
}
@override
void dispose() {
super.dispose();
}
@override
Widget build(BuildContext context) {
return SCNScaffold(
title: 'Channel',
showSearch: false,
showShare: false,
child: _buildChannelView(context),
);
}
Widget _buildChannelView(BuildContext context) {
final userAccUserID = context.select<AppAuth, String?>((v) => v.userID);
final isOwned = (widget.channel.ownerUserID == userAccUserID);
final isSubscribed = (widget.subscription != null && widget.subscription!.confirmed);
return SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.fromLTRB(24, 16, 24, 16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
_buildQRCode(context),
SizedBox(height: 8),
UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidIdCardClip,
title: 'ChannelID',
values: [widget.channel.channelID],
),
UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidInputNumeric,
title: 'InternalName',
values: [widget.channel.internalName],
),
UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidInputText,
title: 'DisplayName',
values: [widget.channel.displayName],
iconActions: isOwned ? [(FontAwesomeIcons.penToSquare, _rename)] : [],
),
UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidDiagramSubtask,
title: 'Subscription (own)',
values: [_formatSubscriptionStatus(widget.subscription)],
iconActions: isSubscribed ? [(FontAwesomeIcons.solidSquareXmark, _unsubscribe)] : [(FontAwesomeIcons.solidSquareRss, _subscribe)],
),
_buildForeignSubscriptions(context),
_buildOwnerCard(context, isOwned),
UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidEnvelope,
title: 'Messages',
values: [widget.channel.messagesSent.toString()],
mainAction: () {/*TODO*/},
),
],
),
),
);
}
Widget _buildForeignSubscriptions(BuildContext context) {
return FutureBuilder(
future: _futureSubscriptions.future,
builder: (context, snapshot) {
if (snapshot.hasData) {
return Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
for (final sub in snapshot.data!.where((sub) => sub.subscriptionID != widget.subscription?.subscriptionID))
UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidDiagramSuccessor,
title: 'Subscription (other)',
values: [_formatSubscriptionStatus(sub)],
iconActions: _getForignSubActions(sub),
),
],
);
} else {
return SizedBox();
}
},
);
}
Widget _buildOwnerCard(BuildContext context, bool isOwned) {
return FutureBuilder(
future: _futureOwner.future,
builder: (context, snapshot) {
if (snapshot.hasData) {
return UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidUser,
title: 'Owner',
values: [widget.channel.ownerUserID + (isOwned ? ' (you)' : ''), if (snapshot.data?.username != null) snapshot.data!.username!],
);
} else {
return UI.metaCard(
context: context,
icon: FontAwesomeIcons.solidUser,
title: 'Owner',
values: [widget.channel.ownerUserID + (isOwned ? ' (you)' : '')],
);
}
},
);
}
Widget _buildQRCode(BuildContext context) {
return FutureBuilder(
future: _futureSubscribeKey.future,
builder: (context, snapshot) {
if (snapshot.hasData && snapshot.data != null) {
var text = 'TODO' + '\n' + widget.channel.channelID + '\n' + snapshot.data!; //TODO deeplink-y (also perhaps just bas64 everything together?)
return GestureDetector(
onTap: () {
Share.share(text, subject: widget.channel.displayName);
},
child: Center(
child: QrImageView(
data: text,
version: QrVersions.auto,
size: 300.0,
eyeStyle: QrEyeStyle(
eyeShape: QrEyeShape.square,
color: Theme.of(context).textTheme.bodyLarge?.color,
),
dataModuleStyle: QrDataModuleStyle(
dataModuleShape: QrDataModuleShape.square,
color: Theme.of(context).textTheme.bodyLarge?.color,
),
),
),
);
} else if (snapshot.hasData && snapshot.data == null) {
return const SizedBox(
width: 300.0,
height: 300.0,
child: Center(child: Icon(FontAwesomeIcons.solidSnake, size: 64)),
);
} else {
return const SizedBox(
width: 300.0,
height: 300.0,
child: Center(child: CircularProgressIndicator()),
);
}
},
);
}
void _rename() {
//TODO
}
void _subscribe() {
//TODO
}
void _unsubscribe() {
//TODO
}
void _cancelForeignSubscription(Subscription sub) {
//TODO
}
void _confirmForeignSubscription(Subscription sub) {
//TODO
}
void _denyForeignSubscription(Subscription sub) {
//TODO
}
String _formatSubscriptionStatus(Subscription? subscription) {
if (subscription == null) {
return 'Not Subscribed';
} else if (subscription.confirmed) {
return 'Subscribed';
} else {
return 'Requested';
}
}
Future<String?> _getSubScribeKey(AppAuth auth) async {
try {
await Future.delayed(const Duration(seconds: 0), () {}); // this is annoyingly important - otherwise we call setLoadingIndeterminate directly in initStat() and get an exception....
_incLoadingIndeterminateCounter(1);
var channel = await APIClient.getChannel(auth, widget.channel.channelID);
//await Future.delayed(const Duration(seconds: 10), () {});
return channel.channel.subscribeKey;
} finally {
_incLoadingIndeterminateCounter(-1);
}
}
Future<List<Subscription>> _listSubscriptions(AppAuth auth) async {
try {
await Future.delayed(const Duration(seconds: 0), () {}); // this is annoyingly important - otherwise we call setLoadingIndeterminate directly in initStat() and get an exception....
_incLoadingIndeterminateCounter(1);
var subs = await APIClient.getChannelSubscriptions(auth, widget.channel.channelID);
//await Future.delayed(const Duration(seconds: 10), () {});
return subs;
} finally {
_incLoadingIndeterminateCounter(-1);
}
}
Future<UserPreview> _getOwner(AppAuth auth) async {
try {
await Future.delayed(const Duration(seconds: 0), () {}); // this is annoyingly important - otherwise we call setLoadingIndeterminate directly in initStat() and get an exception....
_incLoadingIndeterminateCounter(1);
final owner = APIClient.getUserPreview(auth, widget.channel.ownerUserID);
//await Future.delayed(const Duration(seconds: 10), () {});
return owner;
} finally {
_incLoadingIndeterminateCounter(-1);
}
}
List<(IconData, void Function())> _getForignSubActions(Subscription sub) {
if (sub.confirmed) {
return [(FontAwesomeIcons.solidSquareXmark, () => _cancelForeignSubscription(sub))];
} else {
return [
(FontAwesomeIcons.solidSquareCheck, () => _confirmForeignSubscription(sub)),
(FontAwesomeIcons.solidSquareXmark, () => _denyForeignSubscription(sub)),
];
}
}
void _incLoadingIndeterminateCounter(int delta) {
setState(() {
_loadingIndeterminateCounter += delta;
AppBarState().setLoadingIndeterminate(_loadingIndeterminateCounter > 0);
});
}
}