57 lines
1.7 KiB
Dart
57 lines
1.7 KiB
Dart
import 'package:flutter_riverpod/flutter_riverpod.dart';
|
|
|
|
import '../../../backend/backend.dart';
|
|
import '../../../core/utils/result.dart';
|
|
|
|
final postDetailsControllerProvider =
|
|
FutureProvider.family<Post?, PostDetailsArgs>((ref, args) async {
|
|
Future<Post?> enrich(Post? post) async {
|
|
if (post == null) return null;
|
|
final shouldEnrich = post.tagGroups.isEmpty ||
|
|
(post.tagGroups.length == 1 && post.tagGroups.containsKey('general'));
|
|
if (!shouldEnrich) return post;
|
|
final enriched =
|
|
await ref.watch(providerManagerProvider).enrichPostTags(post);
|
|
if (enriched is Success<Post>) {
|
|
await ref.watch(cacheServiceProvider).cachePosts([enriched.data]);
|
|
return enriched.data;
|
|
}
|
|
return post;
|
|
}
|
|
|
|
if (args.initialPost != null) return enrich(args.initialPost);
|
|
final cached = await ref
|
|
.watch(postRepositoryProvider)
|
|
.getCachedPost(args.postId, args.providerId);
|
|
if (cached is Success<Post?> && cached.data != null) {
|
|
return enrich(cached.data);
|
|
}
|
|
final remote = await ref
|
|
.watch(providerManagerProvider)
|
|
.getPost(args.providerId, args.postId);
|
|
return remote is Success<Post?> ? enrich(remote.data) : null;
|
|
});
|
|
|
|
class PostDetailsArgs {
|
|
const PostDetailsArgs({
|
|
required this.providerId,
|
|
required this.postId,
|
|
this.initialPost,
|
|
});
|
|
|
|
final String providerId;
|
|
final String postId;
|
|
final Post? initialPost;
|
|
|
|
@override
|
|
bool operator ==(Object other) {
|
|
return other is PostDetailsArgs &&
|
|
other.providerId == providerId &&
|
|
other.postId == postId &&
|
|
other.initialPost == initialPost;
|
|
}
|
|
|
|
@override
|
|
int get hashCode => Object.hash(providerId, postId, initialPost);
|
|
}
|