worldhopper/lib/models/opds_entry.dart

86 lines
2.3 KiB
Dart

import 'package:freezed_annotation/freezed_annotation.dart';
import 'package:worldhopper/models/opds_link.dart';
import 'package:worldhopper/models/opds_stream_link.dart';
part 'opds_entry.freezed.dart';
part 'opds_entry.g.dart';
/// Represents an entry in an OPDS feed (a publication or collection)
@freezed
class OPDSEntry with _$OPDSEntry {
const factory OPDSEntry({
/// Unique identifier for the entry
required String id,
/// Entry title
required String title,
/// Entry summary/description
String? summary,
/// Entry content (HTML description)
String? content,
/// Publication date
DateTime? published,
/// Last update date
DateTime? updated,
/// Authors
@Default([]) List<String> authors,
/// Categories/tags
@Default([]) List<String> categories,
/// All links associated with this entry
@Default([]) List<OPDSLink> links,
/// PSE stream link (if available)
OPDSStreamLink? streamLink,
/// Cover image URL
String? coverUrl,
/// Thumbnail image URL
String? thumbnailUrl,
}) = _OPDSEntry;
const OPDSEntry._();
/// Create OPDSEntry from JSON
factory OPDSEntry.fromJson(Map<String, dynamic> json) =>
_$OPDSEntryFromJson(json);
/// Check if this entry has a stream link (can be read page by page)
bool get hasStreamLink => streamLink != null;
/// Check if this entry is a navigation entry (leads to another feed)
bool get isNavigation => links.any(
(link) => link.rel == 'subsection' || link.rel.contains('navigation'),
);
/// Get the acquisition link (for download or reading)
OPDSLink? get acquisitionLink => links.firstWhere(
(link) =>
link.rel.contains('acquisition') ||
link.rel.contains('open-access'),
orElse: () => links.first,
);
/// Get the self link
OPDSLink? get selfLink => links.cast<OPDSLink?>().firstWhere(
(link) => link?.rel == 'self',
orElse: () => null,
);
/// Check if this entry is an EPUB publication
bool get isEpub {
final link = acquisitionLink;
if (link == null) return false;
return link.type?.toLowerCase().contains('epub') ?? false;
}
/// Check if this entry is an image stream (comic/manga)
bool get isImageStream => hasStreamLink;
}