50 lines
1.6 KiB
Dart
50 lines
1.6 KiB
Dart
import 'package:freezed_annotation/freezed_annotation.dart';
|
|
|
|
part 'opds_stream_link.freezed.dart';
|
|
part 'opds_stream_link.g.dart';
|
|
|
|
/// Represents an OPDS-PSE stream link for page-by-page reading
|
|
@freezed
|
|
class OPDSStreamLink with _$OPDSStreamLink {
|
|
const factory OPDSStreamLink({
|
|
/// URL template with {pageNumber} and optionally {maxWidth} placeholders
|
|
/// This should be an absolute URL (resolved against server base URL during parsing)
|
|
required String href,
|
|
|
|
/// Image MIME type (image/jpeg, image/png, image/gif)
|
|
required String type,
|
|
|
|
/// Total number of pages
|
|
required int pageCount,
|
|
|
|
/// Last read page (0-indexed), null if never read
|
|
int? lastRead,
|
|
|
|
/// Last read timestamp
|
|
DateTime? lastReadDate,
|
|
}) = _OPDSStreamLink;
|
|
|
|
const OPDSStreamLink._();
|
|
|
|
/// Create OPDSStreamLink from JSON
|
|
factory OPDSStreamLink.fromJson(Map<String, dynamic> json) =>
|
|
_$OPDSStreamLinkFromJson(json);
|
|
|
|
/// Check if the URL template supports maxWidth parameter
|
|
bool get supportsMaxWidth => href.contains('{maxWidth}');
|
|
|
|
/// Generate the URL for a specific page
|
|
String getPageUrl(int pageNumber, {int? maxWidth}) {
|
|
var url = href.replaceAll('{pageNumber}', pageNumber.toString());
|
|
|
|
if (supportsMaxWidth && maxWidth != null) {
|
|
url = url.replaceAll('{maxWidth}', maxWidth.toString());
|
|
} else if (supportsMaxWidth) {
|
|
// Remove maxWidth parameter if not provided
|
|
url = url.replaceAll(RegExp(r'[?&]maxWidth=\{maxWidth\}'), '');
|
|
url = url.replaceAll(RegExp(r'[?&]size=\{maxWidth\}'), '');
|
|
}
|
|
|
|
return url;
|
|
}
|
|
}
|