Lemmy
/
lemmur-app-android
mirror of https://github.com/krawieck/lemmur/
1
0
Fork 0
Code Issues Releases Wiki Activity

Create `CommunityPage` and create everything above tabs

This commit is contained in:
krawieck 2020-09-05 17:13:23 +02:00
parent 6eb0d10fb9
commit 88d796def7
1 changed files with 346 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

346
lib/pages/community.dart Normal file
View File

@ -0,0 +1,346 @@
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:lemmy_api_client/lemmy_api_client.dart';
import '../util/intl.dart';
import '../util/text_color.dart';
class CommunityPage extends HookWidget {
final Future<FullCommunityView> _fullCommunityFuture;
final CommunityView _community;
final String instanceUrl;
void _goToInstance() {
print('GO TO INSTANCE');
}
void _subscribe() {
print('SUBSCRIBE');
}
void _share() {
print('SHARE');
}
void _openMoreMenu() {
print('OPEN MORE MENU');
}
CommunityPage({@required String communityName, @required this.instanceUrl})
: assert(communityName != null, instanceUrl != null),
_fullCommunityFuture =
LemmyApi(instanceUrl).v1.getCommunity(name: communityName),
_community = null;
CommunityPage.fromCommunityView(this._community)
: instanceUrl = _community.actorId.split('/')[2],
_fullCommunityFuture = LemmyApi(_community.actorId.split('/')[2])
.v1
.getCommunity(name: _community.name);
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
var fullCommunitySnap = useFuture(_fullCommunityFuture);
final colorOnCard = textColorBasedOnBackground(theme.cardColor);
final community = () {
if (fullCommunitySnap.hasData) {
return fullCommunitySnap.data.community;
} else if (_community != null) {
return _community;
} else {
return null;
}
}();
if (community == null) {
return Scaffold(
appBar: AppBar(
iconTheme: theme.iconTheme,
backgroundColor: theme.cardColor,
elevation: 0,
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
if (fullCommunitySnap.hasError) ...[
Icon(Icons.error),
Padding(
padding: const EdgeInsets.all(8),
child: Text('ERROR: ${fullCommunitySnap.error}'),
)
] else
CircularProgressIndicator(semanticsLabel: 'loading')
],
),
),
);
}
return Scaffold(
body: DefaultTabController(
length: 3,
child: NestedScrollView(
headerSliverBuilder: (context, innerBoxIsScrolled) {
return <Widget>[
// TODO: change top section to be more flexible
SliverAppBar(
expandedHeight: 300,
floating: false,
pinned: true,
elevation: 0,
backgroundColor: theme.cardColor,
iconTheme: theme.iconTheme,
title: Text('!${community.name}',
style: TextStyle(color: colorOnCard)),
actions: [
IconButton(icon: Icon(Icons.share), onPressed: _share),
IconButton(
icon: Icon(Icons.more_vert), onPressed: _openMoreMenu),
],
flexibleSpace: FlexibleSpaceBar(
background: _CommunityOverview(community,
instanceUrl: instanceUrl,
goToInstance: _goToInstance,
subscribe: _subscribe),
),
),
SliverPersistentHeader(
delegate: _SliverAppBarDelegate(
TabBar(
labelColor: theme.textTheme.bodyText1.color,
unselectedLabelColor: Colors.grey,
tabs: [
Tab(text: 'Posts'),
Tab(text: 'Comments'),
Tab(text: 'About'),
],
),
),
pinned: true,
),
];
},
body: TabBarView(
children: [
ListView(
children: [
// posts go here
],
),
ListView(
children: [
// comments go here
],
),
ListView(
children: [
// info goes here
],
),
],
),
),
),
);
}
}
class _CommunityOverview extends StatelessWidget {
final CommunityView community;
final String instanceUrl;
final void Function() goToInstance;
final void Function() subscribe;
_CommunityOverview(
this.community, {
@required this.instanceUrl,
@required this.goToInstance,
@required this.subscribe,
}) : assert(instanceUrl != null),
assert(goToInstance != null),
assert(subscribe != null);
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
final colorOnTopOfAccent = textColorBasedOnBackground(theme.accentColor);
final shadow = BoxShadow(color: theme.canvasColor, blurRadius: 5);
final icon = community.icon != null
? Stack(
alignment: Alignment.center,
children: [
Container(
width: 90,
height: 90,
decoration: BoxDecoration(
shape: BoxShape.circle,
color: Colors.white,
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.7), blurRadius: 3)
]),
),
Container(
width: 83,
height: 83,
child: CachedNetworkImage(
imageUrl: community.icon,
imageBuilder: (context, imageProvider) => Container(
decoration: BoxDecoration(
shape: BoxShape.circle,
image: DecorationImage(
fit: BoxFit.cover,
image: imageProvider,
),
),
),
),
),
],
)
: null;
final subscribed = community.subscribed ?? false;
return Stack(children: [
if (community.banner != null)
CachedNetworkImage(imageUrl: community.banner),
SafeArea(
child: Padding(
padding: const EdgeInsets.only(top: 45),
child: Column(children: [
if (community.icon != null)
Center(
child: Padding(
padding: const EdgeInsets.only(top: 0),
child: Center(child: icon),
),
),
// NAME
Center(
child: Padding(
padding: const EdgeInsets.only(top: 10),
child: RichText(
overflow: TextOverflow.ellipsis, // TODO: fix overflowing
text: TextSpan(
style: theme.textTheme.subtitle1.copyWith(shadows: [shadow]),
children: [
TextSpan(
text: '!',
style: TextStyle(fontWeight: FontWeight.w200)),
TextSpan(
text: community.name,
style: TextStyle(fontWeight: FontWeight.w600)),
TextSpan(
text: '@',
style: TextStyle(fontWeight: FontWeight.w200)),
TextSpan(
text: instanceUrl,
style: TextStyle(fontWeight: FontWeight.w600),
recognizer: TapGestureRecognizer()
..onTap = goToInstance),
],
),
),
)),
// TITLE/MOTTO
Center(
child: Padding(
padding: const EdgeInsets.only(top: 8, left: 20, right: 20),
child: Text(
community.title,
textAlign: TextAlign.center,
style:
TextStyle(fontWeight: FontWeight.w300, shadows: [shadow]),
),
)),
Padding(
padding: const EdgeInsets.only(top: 20),
child: Stack(
children: [
// INFO ICONS
Padding(
padding: const EdgeInsets.only(top: 5),
child: Row(
children: [
Spacer(),
Padding(
padding: const EdgeInsets.only(right: 3),
child: Icon(Icons.people, size: 20),
),
Text(compactNumber(community.numberOfSubscribers)),
Spacer(
flex: 4,
),
Padding(
padding: const EdgeInsets.only(right: 3),
child: Icon(Icons.record_voice_over, size: 20),
),
Text('xx'), // TODO: display online users
Spacer(),
],
),
),
// SUBSCRIBE BUTTON
Center(
child: SizedBox(
height: 27,
child: RaisedButton.icon(
padding:
EdgeInsets.symmetric(vertical: 0, horizontal: 20),
onPressed: subscribe,
icon: subscribed
? Icon(Icons.remove,
size: 18, color: colorOnTopOfAccent)
: Icon(Icons.add,
size: 18, color: colorOnTopOfAccent),
color: theme.accentColor,
label: Text(
'${subscribed ? 'un' : ''}subscribe',
style: TextStyle(
color: colorOnTopOfAccent,
fontSize: theme.textTheme.subtitle1.fontSize),
),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(20),
),
),
),
),
],
),
),
]),
),
),
]);
}
}
class _SliverAppBarDelegate extends SliverPersistentHeaderDelegate {
_SliverAppBarDelegate(this._tabBar);
final TabBar _tabBar;
@override
double get minExtent => _tabBar.preferredSize.height;
@override
double get maxExtent => _tabBar.preferredSize.height;
@override
Widget build(
BuildContext context, double shrinkOffset, bool overlapsContent) {
final theme = Theme.of(context);
return Container(child: _tabBar, color: theme.cardColor);
}
@override
bool shouldRebuild(_SliverAppBarDelegate oldDelegate) {
return false;
}
}