54 lines
1.8 KiB
Dart
54 lines
1.8 KiB
Dart
import 'package:aves/model/entry/entry.dart';
|
|
import 'package:aves/model/multipage.dart';
|
|
import 'package:aves/theme/text.dart';
|
|
import 'package:aves/widgets/viewer/multipage/controller.dart';
|
|
import 'package:flutter/foundation.dart';
|
|
import 'package:flutter/material.dart';
|
|
|
|
class OverlayPositionTitleRow extends StatelessWidget {
|
|
final AvesEntry entry;
|
|
final String? collectionPosition;
|
|
final MultiPageController? multiPageController;
|
|
|
|
const OverlayPositionTitleRow({
|
|
super.key,
|
|
required this.entry,
|
|
required this.collectionPosition,
|
|
required this.multiPageController,
|
|
});
|
|
|
|
String? get title => entry.bestTitle;
|
|
|
|
bool get isNotEmpty => collectionPosition != null || multiPageController != null || title != null;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
Text toText({String? pagePosition}) => Text(
|
|
[
|
|
if (collectionPosition != null) collectionPosition,
|
|
if (pagePosition != null) pagePosition,
|
|
if (title != null) '${Unicode.FSI}$title${Unicode.PDI}',
|
|
].join(AText.separator),
|
|
);
|
|
|
|
if (multiPageController == null) return toText();
|
|
|
|
return StreamBuilder<MultiPageInfo?>(
|
|
stream: multiPageController!.infoStream,
|
|
builder: (context, snapshot) {
|
|
final multiPageInfo = multiPageController!.info;
|
|
String? pagePosition;
|
|
if (multiPageInfo != null) {
|
|
// page count may be 0 when we know an entry to have multiple pages
|
|
// but fail to get information about these pages
|
|
final pageCount = multiPageInfo.pageCount;
|
|
if (pageCount > 0) {
|
|
final page = multiPageInfo.getById(entry.pageId ?? entry.id) ?? multiPageInfo.defaultPage;
|
|
pagePosition = '${(page?.index ?? 0) + 1}/$pageCount';
|
|
}
|
|
}
|
|
return toText(pagePosition: pagePosition);
|
|
},
|
|
);
|
|
}
|
|
}
|