Add basic post component
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krawieck
parent
fc81c1ad26
commit
2cba79e689
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:esys_flutter_share/esys_flutter_share.dart';
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import 'package:flutter/gestures.dart';
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import 'package:flutter/material.dart';
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import 'package:lemmy_api_client/src/models/post.dart';
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import 'package:timeago/timeago.dart' as timeago;
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class PostWidget extends StatelessWidget {
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final PostView post;
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final String hostUrl;
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/// nullable
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final String linkPostDomain;
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ThemeData _theme;
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//https://images-assets.nasa.gov/image/PIA04921/PIA04921~orig.jpg
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PostWidget(this.post)
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: hostUrl = post.communityActorId.split('/')[2],
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linkPostDomain = post.url != null ? post.url.split('/')[2] : null;
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@override
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Widget build(BuildContext context) {
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_theme = Theme.of(context);
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return Container(
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decoration: BoxDecoration(
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boxShadow: [BoxShadow(blurRadius: 10, color: Colors.black54)],
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color: _theme.colorScheme.surface,
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borderRadius: BorderRadius.all(Radius.circular(20)),
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),
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child: InkWell(
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onTap: () {
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print('GO TO POST');
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},
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child: Column(
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children: [
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_info(),
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_title(),
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_content(),
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_actions(),
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],
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),
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),
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);
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}
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Widget _info() {
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return Column(children: [
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Padding(
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padding: const EdgeInsets.all(10),
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child: Row(children: [
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Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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if (post.communityIcon != null)
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Padding(
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padding: const EdgeInsets.only(right: 10),
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child: InkWell(
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onTap: () => print('GO TO COMMUNITY'),
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child: SizedBox(
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height: 40,
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width: 40,
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child: CachedNetworkImage(
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imageBuilder: (context, imageProvider) => Container(
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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image: DecorationImage(
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fit: BoxFit.cover,
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image: imageProvider,
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),
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),
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),
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imageUrl: post.communityIcon,
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errorWidget: (context, url, error) =>
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Text(error.toString()),
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),
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),
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),
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),
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],
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),
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Column(
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children: [
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Row(children: [
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RichText(
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overflow: TextOverflow.ellipsis, // @TODO: fix overflowing
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text: TextSpan(
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style: TextStyle(
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fontSize: 15, color: _theme.textTheme.bodyText1.color),
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children: [
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TextSpan(
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text: '!',
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style: TextStyle(fontWeight: FontWeight.w300)),
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TextSpan(
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text: post.communityName,
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style: TextStyle(fontWeight: FontWeight.w600),
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recognizer: TapGestureRecognizer()
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..onTap = () => print('GO TO COMMUNITY')),
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TextSpan(
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text: '@',
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style: TextStyle(fontWeight: FontWeight.w300)),
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TextSpan(
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text: hostUrl,
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style: TextStyle(fontWeight: FontWeight.w600),
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recognizer: TapGestureRecognizer()
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..onTap = () => print('GO TO INSTANCE')),
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],
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),
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)
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]),
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Row(children: [
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RichText(
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overflow: TextOverflow.ellipsis,
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text: TextSpan(
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style: TextStyle(
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fontSize: 13,
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color: _theme.textTheme.bodyText1.color),
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children: [
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TextSpan(
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text: 'by',
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style: TextStyle(fontWeight: FontWeight.w300)),
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TextSpan(
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text:
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''' ${post.creatorPreferredUsername ?? post.creatorName}''',
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style: TextStyle(fontWeight: FontWeight.w600),
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recognizer: TapGestureRecognizer()
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..onTap = () => print('GO TO USER'),
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),
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TextSpan(
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text:
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''' · ${timeago.format(post.published, locale: 'en_short')}'''),
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if (linkPostDomain != null)
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TextSpan(text: ' · $linkPostDomain'),
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if (post.locked) TextSpan(text: ' · 🔒'),
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],
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))
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]),
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],
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crossAxisAlignment: CrossAxisAlignment.start,
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),
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Spacer(),
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Column(
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children: [
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IconButton(
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onPressed: () => print('POPUP MENU'),
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icon: Icon(Icons.more_vert),
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)
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],
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)
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]),
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),
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]);
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}
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Widget _title() {
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return Padding(
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padding: const EdgeInsets.only(left: 10, right: 10, bottom: 10),
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child: Row(
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children: [
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Flexible(
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child: Text(
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'${post.name}',
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textAlign: TextAlign.left,
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softWrap: true,
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style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600),
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),
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),
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if (post.thumbnailUrl != null)
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InkWell(
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onTap: () => print('OPEN LINK'),
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child: Stack(children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(20),
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child: CachedNetworkImage(
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imageUrl: post.thumbnailUrl,
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width: 70,
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height: 70,
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fit: BoxFit.cover,
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errorWidget: (context, url, error) =>
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Text(error.toString()),
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)),
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Positioned(
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top: 8,
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right: 8,
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child: Icon(
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Icons.launch,
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size: 20,
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),
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)
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]),
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)
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],
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),
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);
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}
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Widget _content() {
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if (post.url == null) return Container();
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// naive implementation for now but will have
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// to add system for detecting type of media
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if (post.url.endsWith('.jpg') ||
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post.url.endsWith('.png') ||
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post.url.endsWith('.gif')) {
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return CachedNetworkImage(
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imageUrl: post.url,
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progressIndicatorBuilder: (context, url, progress) =>
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CircularProgressIndicator(value: progress.progress),
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);
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} else {
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return _linkPreview();
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}
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}
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Widget _linkPreview() {
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assert(post.url != null);
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var url = post.url.split('/')[2];
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if (url.startsWith('www.')) {
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url = url.substring(4);
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}
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return Padding(
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padding: const EdgeInsets.all(10),
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child: InkWell(
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onTap: () => print('OPEN LINK'),
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child: Container(
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decoration: BoxDecoration(
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border: Border.all(width: 1),
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borderRadius: BorderRadius.circular(5)),
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child: Padding(
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padding: const EdgeInsets.all(10),
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child: Column(
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children: [
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Row(children: [
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Spacer(),
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Text('$url ',
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style: _theme.textTheme.caption
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.apply(fontStyle: FontStyle.italic)),
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Icon(Icons.launch, size: 12),
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]),
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Row(children: [
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Flexible(
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child: Text(post.embedTitle,
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style: _theme.textTheme.subtitle1
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.apply(fontWeightDelta: 2)))
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]),
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Row(children: [Flexible(child: Text(post.embedDescription))]),
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],
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),
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),
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),
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),
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);
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}
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Widget _actions() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(10, 5, 10, 5),
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child: Row(
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children: [
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Icon(Icons.comment),
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post.numberOfComments == 1
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? Text(' 1 comment')
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: Text(' ${post.numberOfComments} comments'),
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Spacer(),
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IconButton(
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icon: Icon(Icons.share),
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onPressed: () => Share.text('Share post url', post.apId,
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'text/plain')), // @TODO: find a way to mark it as url
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IconButton(
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icon: post.saved == true
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? Icon(Icons.bookmark)
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: Icon(Icons.bookmark_border),
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onPressed: () => print('SAVE')),
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IconButton(
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icon: Icon(Icons.arrow_upward), onPressed: () => print('UPVOTE')),
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Text(post.score.toString()),
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IconButton(
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icon: Icon(Icons.arrow_downward),
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onPressed: () => print('DOWNVOTE')),
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],
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),
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);
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}
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}
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