Files
App/lib/screens/posts/post_detail.dart

481 lines
15 KiB
Dart

import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:gap/gap.dart';
import 'package:go_router/go_router.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:island/models/post.dart';
import 'package:island/pods/network.dart';
import 'package:island/pods/userinfo.dart';
import 'package:island/screens/posts/compose.dart';
import 'package:island/widgets/alert.dart';
import 'package:island/widgets/app_scaffold.dart';
import 'package:island/widgets/extended_refresh_indicator.dart';
import 'package:island/widgets/post/post_item.dart';
import 'package:island/widgets/post/post_pin_sheet.dart';
import 'package:island/widgets/post/post_quick_reply.dart';
import 'package:island/widgets/post/post_replies.dart';
import 'package:island/widgets/response.dart';
import 'package:island/utils/share_utils.dart';
import 'package:island/widgets/safety/abuse_report_helper.dart';
import 'package:island/widgets/share/share_sheet.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:styled_widget/styled_widget.dart';
part 'post_detail.g.dart';
@riverpod
Future<SnPost?> post(Ref ref, String id) async {
final client = ref.watch(apiClientProvider);
final resp = await client.get('/sphere/posts/$id');
return SnPost.fromJson(resp.data);
}
final postStateProvider =
StateNotifierProvider.family<PostState, AsyncValue<SnPost?>, String>(
(ref, id) => PostState(ref, id),
);
class PostState extends StateNotifier<AsyncValue<SnPost?>> {
final Ref _ref;
final String _id;
PostState(this._ref, this._id) : super(const AsyncValue.loading()) {
// Initialize with the initial post data
_ref.listen<AsyncValue<SnPost?>>(
postProvider(_id),
(_, next) => state = next,
);
}
void updatePost(SnPost? newPost) {
if (newPost != null) {
state = AsyncData(newPost);
}
}
}
class PostActionButtons extends HookConsumerWidget {
final SnPost post;
final VoidCallback? onRefresh;
final Function(SnPost)? onUpdate;
const PostActionButtons({
super.key,
required this.post,
this.onRefresh,
this.onUpdate,
});
@override
Widget build(BuildContext context, WidgetRef ref) {
final user = ref.watch(userInfoProvider);
final isAuthor =
user.value != null && user.value?.id == post.publisher.accountId;
final actions = <Widget>[];
const kButtonHeight = 40.0;
const kButtonRadius = 20.0;
// 1. Author-only actions first
if (isAuthor) {
// Combined edit/delete actions using custom segmented-style buttons
final editButtons = <Widget>[
FilledButton.tonal(
onPressed: () {
context.pushNamed('postEdit', pathParameters: {'id': post.id}).then(
(value) {
if (value != null) {
onRefresh?.call();
}
},
);
},
style: FilledButton.styleFrom(
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.only(
topLeft: Radius.circular(kButtonRadius),
bottomLeft: Radius.circular(kButtonRadius),
),
),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(Symbols.edit, size: 18),
const Gap(4),
Text('edit'.tr()),
],
),
),
Tooltip(
message: 'delete'.tr(),
child: FilledButton.tonal(
onPressed: () {
showConfirmAlert('deletePostHint'.tr(), 'deletePost'.tr()).then((
confirm,
) {
if (confirm) {
final client = ref.watch(apiClientProvider);
client
.delete('/sphere/posts/${post.id}')
.catchError((err) {
showErrorAlert(err);
return err;
})
.then((_) {
onRefresh?.call();
});
}
});
},
style: FilledButton.styleFrom(
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.only(
topRight: Radius.circular(kButtonRadius),
bottomRight: Radius.circular(kButtonRadius),
),
),
),
child: const Icon(Symbols.delete, size: 18),
),
),
];
actions.add(
Row(
mainAxisSize: MainAxisSize.min,
children:
editButtons
.map((e) => SizedBox(height: kButtonHeight, child: e))
.toList(),
),
);
// Pin/Unpin actions (also author-only)
if (post.pinMode == null) {
actions.add(
FilledButton.tonalIcon(
onPressed: () {
showModalBottomSheet(
context: context,
isScrollControlled: true,
builder: (context) => PostPinSheet(post: post),
).then((value) {
if (value is int) {
onUpdate?.call(post.copyWith(pinMode: value));
}
});
},
icon: const Icon(Symbols.keep),
label: Text('pinPost'.tr()),
),
);
} else {
actions.add(
FilledButton.tonalIcon(
onPressed: () {
showConfirmAlert('unpinPostHint'.tr(), 'unpinPost'.tr()).then((
confirm,
) async {
if (confirm) {
final client = ref.watch(apiClientProvider);
try {
if (context.mounted) showLoadingModal(context);
await client.delete('/sphere/posts/${post.id}/pin');
onUpdate?.call(post.copyWith(pinMode: null));
} catch (err) {
showErrorAlert(err);
} finally {
if (context.mounted) hideLoadingModal(context);
}
}
});
},
icon: const Icon(Symbols.keep_off),
label: Text('unpinPost'.tr()),
),
);
}
}
// 2. Replies and forwards
final replyButtons = <Widget>[
FilledButton.tonal(
onPressed: () {
context.pushNamed(
'postCompose',
extra: PostComposeInitialState(replyingTo: post),
);
},
style: FilledButton.styleFrom(
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.only(
topLeft: Radius.circular(kButtonRadius),
bottomLeft: Radius.circular(kButtonRadius),
),
),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(Symbols.reply, size: 18),
const Gap(4),
Text('reply'.tr()),
],
),
),
Tooltip(
message: 'forward'.tr(),
child: FilledButton.tonal(
onPressed: () {
context.pushNamed(
'postCompose',
extra: PostComposeInitialState(forwardingTo: post),
);
},
style: FilledButton.styleFrom(
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.only(
topRight: Radius.circular(kButtonRadius),
bottomRight: Radius.circular(kButtonRadius),
),
),
),
child: const Icon(Symbols.forward, size: 18),
),
),
];
actions.add(
Row(
mainAxisSize: MainAxisSize.min,
children:
replyButtons
.map((e) => SizedBox(height: kButtonHeight, child: e))
.toList(),
),
);
// 3. Share, copy link, and report
final shareButtons = <Widget>[
FilledButton.tonal(
onPressed: () {
showShareSheetLink(
context: context,
link: 'https://solian.app/posts/${post.id}',
title: 'sharePost'.tr(),
toSystem: true,
);
},
style: FilledButton.styleFrom(
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.only(
topLeft: Radius.circular(kButtonRadius),
bottomLeft: Radius.circular(kButtonRadius),
),
),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(Symbols.share, size: 18),
const Gap(4),
Text('share'.tr()),
],
),
),
];
if (!kIsWeb) {
shareButtons.add(
Tooltip(
message: 'sharePostPhoto'.tr(),
child: FilledButton.tonal(
onPressed: () => sharePostAsScreenshot(context, ref, post),
style: FilledButton.styleFrom(
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.only(
topRight: Radius.circular(kButtonRadius),
bottomRight: Radius.circular(kButtonRadius),
),
),
),
child: const Icon(Symbols.share_reviews, size: 18),
),
),
);
}
actions.add(
Row(
mainAxisSize: MainAxisSize.min,
children:
shareButtons
.map((e) => SizedBox(height: kButtonHeight, child: e))
.toList(),
),
);
actions.add(
FilledButton.tonalIcon(
onPressed: () {
Clipboard.setData(
ClipboardData(text: 'https://solian.app/posts/${post.id}'),
);
},
icon: const Icon(Symbols.link),
label: Text('copyLink'.tr()),
),
);
actions.add(
FilledButton.tonalIcon(
onPressed: () {
showAbuseReportSheet(context, resourceIdentifier: 'post/${post.id}');
},
icon: const Icon(Symbols.flag),
label: Text('abuseReport'.tr()),
),
);
// Add gaps between actions (excluding first one) using FP style
final children =
actions.asMap().entries.expand((entry) {
final index = entry.key;
final action = entry.value;
if (index == 0) {
return [action];
} else {
return [const Gap(8), action];
}
}).toList();
return Container(
height: kButtonHeight,
margin: const EdgeInsets.only(bottom: 12),
child: ListView(
scrollDirection: Axis.horizontal,
padding: const EdgeInsets.symmetric(horizontal: 8),
children: children,
),
);
}
}
class PostDetailScreen extends HookConsumerWidget {
final String id;
const PostDetailScreen({super.key, required this.id});
@override
Widget build(BuildContext context, WidgetRef ref) {
final postState = ref.watch(postStateProvider(id));
final user = ref.watch(userInfoProvider);
return AppScaffold(
isNoBackground: false,
appBar: AppBar(
leading: const PageBackButton(),
title: Text('postDetail').tr(),
),
body: postState.when(
data: (post) {
return Stack(
fit: StackFit.expand,
children: [
ExtendedRefreshIndicator(
onRefresh: () async {
ref.invalidate(postProvider(id));
ref.invalidate(postRepliesNotifierProvider(id));
},
child: CustomScrollView(
physics: const AlwaysScrollableScrollPhysics(),
slivers: [
SliverToBoxAdapter(
child: Center(
child: ConstrainedBox(
constraints: BoxConstraints(maxWidth: 600),
child: PostItem(
item: post!,
isFullPost: true,
isEmbedReply: false,
onUpdate: (newItem) {
// Update the local state with the new post data
ref
.read(postStateProvider(id).notifier)
.updatePost(newItem);
},
),
),
),
),
SliverToBoxAdapter(
child: Center(
child: ConstrainedBox(
constraints: BoxConstraints(maxWidth: 600),
child: PostActionButtons(
post: post,
onRefresh: () {
ref.invalidate(postProvider(id));
ref.invalidate(postRepliesNotifierProvider(id));
},
onUpdate: (newItem) {
ref
.read(postStateProvider(id).notifier)
.updatePost(newItem);
},
),
),
),
),
PostRepliesList(postId: id, maxWidth: 600),
SliverGap(MediaQuery.of(context).padding.bottom + 80),
],
),
),
if (user.value != null)
Positioned(
bottom: 0,
left: 0,
right: 0,
child: Material(
elevation: 2,
color: Theme.of(context).colorScheme.surfaceContainer,
child: postState
.when(
data:
(post) => PostQuickReply(
parent: post!,
onPosted: () {
ref.invalidate(
postRepliesNotifierProvider(id),
);
},
),
loading: () => const SizedBox.shrink(),
error: (_, _) => const SizedBox.shrink(),
)
.padding(
bottom: MediaQuery.of(context).padding.bottom + 8,
top: 8,
horizontal: 16,
),
),
),
],
);
},
loading: () => ResponseLoadingWidget(),
error:
(e, _) => ResponseErrorWidget(
error: e,
onRetry: () => ref.invalidate(postProvider(id)),
),
),
);
}
}