583 lines
18 KiB
Dart
583 lines
18 KiB
Dart
import 'package:animations/animations.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/rendering.dart';
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import 'package:font_awesome_flutter/font_awesome_flutter.dart';
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import 'package:gap/gap.dart';
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import 'package:get/get_utils/get_utils.dart';
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import 'package:intl/intl.dart';
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import 'package:solian/models/post.dart';
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import 'package:solian/screens/posts/post_detail.dart';
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import 'package:solian/shells/title_shell.dart';
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import 'package:solian/widgets/account/account_avatar.dart';
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import 'package:solian/widgets/account/account_profile_popup.dart';
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import 'package:solian/widgets/attachments/attachment_list.dart';
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import 'package:solian/widgets/link_expansion.dart';
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import 'package:solian/widgets/markdown_text_content.dart';
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import 'package:solian/widgets/posts/post_tags.dart';
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import 'package:solian/widgets/posts/post_quick_action.dart';
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import 'package:solian/widgets/sized_container.dart';
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import 'package:timeago/timeago.dart' show format;
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class PostItem extends StatefulWidget {
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final Post item;
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final bool isClickable;
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final bool isCompact;
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final bool isReactable;
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final bool isShowReply;
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final bool isShowEmbed;
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final bool isOverrideEmbedClickable;
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final bool isFullDate;
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final bool isFullContent;
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final bool isContentSelectable;
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final String? attachmentParent;
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final Color? backgroundColor;
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const PostItem({
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super.key,
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required this.item,
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this.isClickable = false,
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this.isCompact = false,
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this.isReactable = true,
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this.isShowReply = true,
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this.isShowEmbed = true,
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this.isOverrideEmbedClickable = false,
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this.isFullDate = false,
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this.isFullContent = false,
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this.isContentSelectable = false,
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this.attachmentParent,
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this.backgroundColor,
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});
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@override
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State<PostItem> createState() => _PostItemState();
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}
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class _PostItemState extends State<PostItem> {
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late final Post item;
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Color get _unFocusColor =>
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Theme.of(context).colorScheme.onSurface.withOpacity(0.75);
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@override
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void initState() {
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item = widget.item;
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super.initState();
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}
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Widget _buildDate() {
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if (widget.isFullDate) {
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return Text(DateFormat('y/M/d HH:mm')
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.format(item.publishedAt?.toLocal() ?? DateTime.now()));
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} else {
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return Text(
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format(
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item.publishedAt?.toLocal() ?? DateTime.now(),
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locale: 'en_short',
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),
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);
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}
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}
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Widget _buildThumbnail() {
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if (widget.item.body['thumbnail'] == null) return const SizedBox.shrink();
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final border = BorderSide(
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color: Theme.of(context).dividerColor,
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width: 0.3,
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);
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return Container(
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decoration: BoxDecoration(border: Border(top: border, bottom: border)),
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child: AspectRatio(
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aspectRatio: 16 / 9,
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child: AttachmentSelfContainedEntry(
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rid: widget.item.body['thumbnail'],
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parentId: 'p${item.id}-thumbnail',
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),
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),
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);
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}
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Widget _buildHeader() {
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return Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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if (widget.isCompact)
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AccountAvatar(
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content: item.author.avatar.toString(),
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radius: 10,
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).paddingOnly(left: 2, top: 1),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Text(
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item.author.nick,
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style: const TextStyle(fontWeight: FontWeight.bold),
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),
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_buildDate().paddingOnly(left: 4),
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],
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),
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if (item.body['title'] != null)
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Text(
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item.body['title'],
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style: Theme.of(context)
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.textTheme
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.bodyMedium!
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.copyWith(fontSize: 15),
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),
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if (item.body['description'] != null)
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Text(
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item.body['description'],
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style: Theme.of(context).textTheme.bodySmall,
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),
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],
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).paddingOnly(left: widget.isCompact ? 6 : 12),
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),
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if (widget.item.type == 'article')
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Badge(
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label: Text('article'.tr),
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).paddingOnly(top: 3),
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],
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);
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}
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Widget _buildHeaderDivider() {
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if (item.body['description'] != null || item.body['title'] != null) {
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return const Divider(thickness: 0.3, height: 1).paddingSymmetric(
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vertical: 8,
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);
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}
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return const SizedBox.shrink();
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}
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Widget _buildFooter() {
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List<String> labels = List.empty(growable: true);
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if (widget.item.editedAt != null) {
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labels.add('postEdited'.trParams({
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'date': DateFormat('yy/M/d HH:mm').format(item.editedAt!.toLocal()),
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}));
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}
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if (widget.item.realm != null) {
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labels.add('postInRealm'.trParams({
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'realm': widget.item.realm!.alias,
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}));
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}
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List<Widget> widgets = List.empty(growable: true);
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if (widget.item.tags?.isNotEmpty ?? false) {
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widgets.add(PostTagsList(tags: widget.item.tags!));
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}
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if (labels.isNotEmpty) {
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widgets.add(Text(
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labels.join(' · '),
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textAlign: TextAlign.left,
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style: TextStyle(
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fontSize: 12,
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color: _unFocusColor,
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),
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));
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}
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if (widget.item.pinnedAt != null) {
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widgets.add(Text(
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'postPinned'.tr,
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style: TextStyle(fontSize: 12, color: _unFocusColor),
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));
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}
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if (widgets.isEmpty) {
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return const SizedBox.shrink();
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} else {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: widgets,
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).paddingOnly(top: 4);
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}
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}
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Widget _buildReply(BuildContext context) {
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return OpenContainer(
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tappable: widget.isClickable || widget.isOverrideEmbedClickable,
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closedBuilder: (_, openContainer) => Column(
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children: [
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Row(
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children: [
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FaIcon(
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FontAwesomeIcons.reply,
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size: 16,
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color: _unFocusColor,
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),
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Expanded(
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child: Text(
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'postRepliedNotify'.trParams(
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{'username': '@${widget.item.replyTo!.author.name}'},
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),
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style: TextStyle(color: _unFocusColor),
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).paddingOnly(left: 6),
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),
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],
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).paddingOnly(left: 12),
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Card(
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elevation: 1,
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child: PostItem(
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item: widget.item.replyTo!,
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isCompact: true,
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attachmentParent: widget.item.id.toString(),
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).paddingSymmetric(vertical: 8),
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),
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],
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),
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openBuilder: (_, __) => TitleShell(
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title: 'postDetail'.tr,
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child: PostDetailScreen(
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id: widget.item.replyTo!.id.toString(),
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post: widget.item.replyTo!,
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),
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),
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closedElevation: 0,
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openElevation: 0,
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closedColor:
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widget.backgroundColor ?? Theme.of(context).colorScheme.surface,
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openColor: Theme.of(context).colorScheme.surface,
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);
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}
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Widget _buildRepost(BuildContext context) {
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return OpenContainer(
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tappable: widget.isClickable || widget.isOverrideEmbedClickable,
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closedBuilder: (_, openContainer) => Column(
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children: [
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Row(
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children: [
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FaIcon(
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FontAwesomeIcons.retweet,
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size: 16,
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color: _unFocusColor,
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),
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Expanded(
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child: Text(
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'postRepostedNotify'.trParams(
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{'username': '@${widget.item.repostTo!.author.name}'},
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),
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style: TextStyle(color: _unFocusColor),
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).paddingOnly(left: 6),
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),
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],
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).paddingOnly(left: 12),
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Card(
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elevation: 1,
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child: PostItem(
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item: widget.item.repostTo!,
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isCompact: true,
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attachmentParent: widget.item.id.toString(),
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).paddingSymmetric(vertical: 8),
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),
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],
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),
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openBuilder: (_, __) => TitleShell(
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title: 'postDetail'.tr,
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child: PostDetailScreen(
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id: widget.item.repostTo!.id.toString(),
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post: widget.item.repostTo!,
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),
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),
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closedElevation: 0,
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openElevation: 0,
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closedColor:
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widget.backgroundColor ?? Theme.of(context).colorScheme.surface,
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openColor: Theme.of(context).colorScheme.surface,
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);
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}
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Widget _buildAttachments() {
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final List<String> attachments = item.body['attachments'] is List
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? List.from(item.body['attachments']?.whereType<String>())
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: List.empty();
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if (attachments.length > 3) {
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return AttachmentList(
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parentId: widget.item.id.toString(),
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attachmentsId: attachments,
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autoload: false,
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isGrid: true,
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).paddingOnly(left: 36, top: 4, bottom: 4);
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} else if (attachments.length > 1) {
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return AttachmentList(
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parentId: widget.item.id.toString(),
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attachmentsId: attachments,
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autoload: false,
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isColumn: true,
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).paddingOnly(left: 60, right: 24);
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} else {
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return AttachmentList(
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flatMaxHeight: MediaQuery.of(context).size.width,
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parentId: widget.item.id.toString(),
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attachmentsId: attachments,
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autoload: false,
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);
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}
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}
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double _contentHeight = 0;
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@override
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Widget build(BuildContext context) {
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final List<String> attachments = item.body['attachments'] is List
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? List.from(item.body['attachments']?.whereType<String>())
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: List.empty();
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final hasAttachment = attachments.isNotEmpty;
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if (widget.isCompact) {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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_buildThumbnail().paddingOnly(bottom: 8),
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_buildHeader().paddingSymmetric(horizontal: 12),
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_buildHeaderDivider().paddingSymmetric(horizontal: 12),
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Stack(
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children: [
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SizedContainer(
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maxWidth: 640,
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maxHeight: widget.isFullContent ? double.infinity : 80,
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child: _MeasureSize(
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onChange: (size) {
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setState(() => _contentHeight = size.height);
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},
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child: MarkdownTextContent(
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parentId: 'p${item.id}',
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content: item.body['content'],
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isSelectable: widget.isContentSelectable,
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).paddingOnly(
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left: 16,
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right: 12,
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top: 2,
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bottom: hasAttachment ? 4 : 0,
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),
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),
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),
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if (_contentHeight >= 80 && !widget.isFullContent)
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Align(
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alignment: Alignment.bottomCenter,
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child: IgnorePointer(
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child: Container(
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height: 80,
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.bottomCenter,
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end: Alignment.topCenter,
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colors: [
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Theme.of(context).colorScheme.surfaceContainerLow,
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Theme.of(context)
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.colorScheme
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.surface
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.withOpacity(0),
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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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LinkExpansion(content: item.body['content']).paddingOnly(
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left: 8,
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right: 8,
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top: 4,
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),
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_buildFooter().paddingOnly(left: 16),
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if (attachments.isNotEmpty)
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Row(
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children: [
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Icon(
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Icons.file_copy,
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size: 15,
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color: _unFocusColor,
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).paddingOnly(right: 5),
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Text(
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'attachmentHint'.trParams(
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{'count': attachments.length.toString()},
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),
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style: TextStyle(color: _unFocusColor),
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)
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],
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).paddingOnly(left: 16, top: 4),
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],
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);
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}
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return OpenContainer(
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tappable: widget.isClickable,
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closedBuilder: (_, openContainer) => Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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_buildThumbnail().paddingOnly(bottom: 4),
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Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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GestureDetector(
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child: AccountAvatar(content: item.author.avatar.toString()),
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onTap: () {
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showModalBottomSheet(
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useRootNavigator: true,
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isScrollControlled: true,
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backgroundColor: Theme.of(context).colorScheme.surface,
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context: context,
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builder: (context) => AccountProfilePopup(
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name: item.author.name,
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),
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);
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},
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),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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_buildHeader(),
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_buildHeaderDivider(),
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Stack(
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children: [
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SizedContainer(
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maxWidth: 640,
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maxHeight:
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widget.isFullContent ? double.infinity : 320,
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child: _MeasureSize(
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onChange: (size) {
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setState(() => _contentHeight = size.height);
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},
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child: MarkdownTextContent(
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parentId: 'p${item.id}-embed',
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content: item.body['content'],
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isSelectable: widget.isContentSelectable,
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).paddingOnly(left: 12, right: 8),
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),
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),
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if (_contentHeight >= 320 && !widget.isFullContent)
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Align(
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alignment: Alignment.bottomCenter,
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child: IgnorePointer(
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child: Container(
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height: 320,
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.bottomCenter,
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end: Alignment.topCenter,
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colors: [
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Theme.of(context).colorScheme.surface,
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Theme.of(context)
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.colorScheme
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.surface
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.withOpacity(0),
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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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if (widget.item.replyTo != null && widget.isShowEmbed)
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Container(
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constraints: const BoxConstraints(maxWidth: 480),
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padding: const EdgeInsets.only(top: 4),
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child: _buildReply(context),
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),
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if (widget.item.repostTo != null && widget.isShowEmbed)
|
|
Container(
|
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constraints: const BoxConstraints(maxWidth: 480),
|
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padding: const EdgeInsets.only(top: 4),
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child: _buildRepost(context),
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),
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_buildFooter().paddingOnly(left: 12),
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LinkExpansion(content: item.body['content'])
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.paddingOnly(top: 4),
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],
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),
|
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),
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],
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).paddingOnly(
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top: 10,
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bottom: attachments.length == 1 ? 10 : 0,
|
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right: 16,
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left: 16,
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),
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_buildAttachments(),
|
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if (widget.isShowReply || widget.isReactable)
|
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PostQuickAction(
|
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isShowReply: widget.isShowReply,
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isReactable: widget.isReactable,
|
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item: widget.item,
|
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onReact: (symbol, changes) {
|
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setState(() {
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item.metric!.reactionList[symbol] =
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(item.metric!.reactionList[symbol] ?? 0) + changes;
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});
|
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},
|
|
).paddingOnly(
|
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top: attachments.length == 1 ? 10 : 6,
|
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left: attachments.length == 1 ? 24 : 60,
|
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right: 16,
|
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bottom: 10,
|
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)
|
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else
|
|
const Gap(10),
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],
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),
|
|
openBuilder: (_, __) => TitleShell(
|
|
title: 'postDetail'.tr,
|
|
child: PostDetailScreen(
|
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id: item.id.toString(),
|
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post: item,
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),
|
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),
|
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closedElevation: 0,
|
|
openElevation: 0,
|
|
closedColor:
|
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widget.backgroundColor ?? Theme.of(context).colorScheme.surface,
|
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openColor: Theme.of(context).colorScheme.surface,
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);
|
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}
|
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}
|
|
|
|
typedef _OnWidgetSizeChange = void Function(Size size);
|
|
|
|
class _MeasureSizeRenderObject extends RenderProxyBox {
|
|
Size? oldSize;
|
|
_OnWidgetSizeChange onChange;
|
|
|
|
_MeasureSizeRenderObject(this.onChange);
|
|
|
|
@override
|
|
void performLayout() {
|
|
super.performLayout();
|
|
|
|
Size newSize = child!.size;
|
|
if (oldSize == newSize) return;
|
|
|
|
oldSize = newSize;
|
|
WidgetsBinding.instance.addPostFrameCallback((_) {
|
|
onChange(newSize);
|
|
});
|
|
}
|
|
}
|
|
|
|
class _MeasureSize extends SingleChildRenderObjectWidget {
|
|
final _OnWidgetSizeChange onChange;
|
|
|
|
const _MeasureSize({
|
|
required this.onChange,
|
|
required Widget super.child,
|
|
});
|
|
|
|
@override
|
|
RenderObject createRenderObject(BuildContext context) {
|
|
return _MeasureSizeRenderObject(onChange);
|
|
}
|
|
|
|
@override
|
|
void updateRenderObject(
|
|
BuildContext context, covariant _MeasureSizeRenderObject renderObject) {
|
|
renderObject.onChange = onChange;
|
|
}
|
|
}
|