67 lines
2 KiB
Dart
67 lines
2 KiB
Dart
import 'package:aves/model/dynamic_albums.dart';
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import 'package:aves/model/filters/container/dynamic_album.dart';
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import 'package:aves/model/filters/container/group_base.dart';
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import 'package:aves/model/filters/covered/stored_album.dart';
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import 'package:aves/model/filters/filters.dart';
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import 'package:aves/model/grouping/common.dart';
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mixin GroupingConversion {
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static const _storedAlbumPath = '/stored';
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static const _dynamicAlbumPath = '/dynamic';
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static const _nameParamKey = 'name';
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static const _storagePathParamKey = 'path';
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static CollectionFilter? uriToFilter(Uri uri) {
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switch (uri.path) {
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case _storedAlbumPath:
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final album = uri.queryParameters[_storagePathParamKey];
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if (album != null) {
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return StoredAlbumFilter(album, null);
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}
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case _dynamicAlbumPath:
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final name = uri.queryParameters[_nameParamKey];
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if (name != null) {
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return dynamicAlbums.get(name);
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}
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default:
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throw Exception('unhandled path=${uri.path} with uri=$uri');
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}
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throw Exception('failed to convert to filter with uri=$uri');
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}
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static Uri? filterToUri(CollectionFilter filter) {
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switch (filter) {
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case GroupBaseFilter _:
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return filter.uri;
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case StoredAlbumFilter _:
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return _buildStoredAlbumUri(filter.album);
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case DynamicAlbumFilter _:
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return _buildDynamicAlbumUri(filter.name);
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default:
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throw Exception('unknown type with filter=$filter');
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}
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}
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static Uri _buildStoredAlbumUri(String album) {
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return Uri(
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scheme: FilterGrouping.scheme,
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host: FilterGrouping.hostAlbums,
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path: _storedAlbumPath,
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queryParameters: {
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_storagePathParamKey: album,
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},
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);
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}
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static Uri _buildDynamicAlbumUri(String name) {
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return Uri(
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scheme: FilterGrouping.scheme,
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host: FilterGrouping.hostAlbums,
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path: _dynamicAlbumPath,
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queryParameters: {
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_nameParamKey: name,
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},
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);
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}
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}
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