132 lines
3.7 KiB
Dart
132 lines
3.7 KiB
Dart
import 'package:collection/collection.dart';
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import 'package:html/parser.dart' as parser;
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import '../../../youtube_explode_dart.dart';
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import '../../extensions/helpers_extension.dart';
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import '../../retry.dart';
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import '../models/initial_data.dart';
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import '../models/youtube_page.dart';
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///
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class ChannelAboutPage extends YoutubePage<_InitialData> {
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///
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String get description => initialData.description;
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///
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int get viewCount => initialData.viewCount;
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///
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String get joinDate => initialData.joinDate;
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///
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String get title => initialData.title;
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///
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List<JsonMap> get avatar => initialData.avatar;
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///
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String get country => initialData.country;
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///
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List<ChannelLink> get channelLinks => initialData.channelLinks;
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///
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ChannelAboutPage.parse(String raw)
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: super(parser.parse(raw), (root) => _InitialData(root));
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///
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static Future<ChannelAboutPage> get(YoutubeHttpClient httpClient, String id) {
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var url = 'https://www.youtube.com/channel/$id/about?hl=en';
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return retry(httpClient, () async {
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var raw = await httpClient.getString(url);
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var result = ChannelAboutPage.parse(raw);
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return result;
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});
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}
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///
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static Future<ChannelAboutPage> getByUsername(
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YoutubeHttpClient httpClient, String username) {
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var url = 'https://www.youtube.com/user/$username/about?hl=en';
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return retry(httpClient, () async {
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var raw = await httpClient.getString(url);
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var result = ChannelAboutPage.parse(raw);
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return result;
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});
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}
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}
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final _urlExp = RegExp(r'q=([^=]*)$');
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class _InitialData extends InitialData {
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late final JsonMap content = _getContentContext();
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_InitialData(JsonMap root) : super(root);
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JsonMap _getContentContext() {
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return root
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.get('contents')!
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.get('twoColumnBrowseResultsRenderer')!
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.getList('tabs')!
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.firstWhere((e) => e['tabRenderer']?['content'] != null)
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.get('tabRenderer')!
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.get('content')!
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.get('sectionListRenderer')!
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.getList('contents')!
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.firstOrNull!
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.get('itemSectionRenderer')!
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.getList('contents')!
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.firstOrNull!
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.get('channelAboutFullMetadataRenderer')!;
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}
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late final String description =
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content.get('description')!.getT<String>('simpleText')!;
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late final List<ChannelLink> channelLinks = content
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.getList('primaryLinks')
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?.map((e) => ChannelLink(
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e.get('title')?.getT<String>('simpleText') ?? '',
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extractUrl(e
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.get('navigationEndpoint')
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?.get('commandMetadata')
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?.get('webCommandMetadata')
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?.getT<String>('url') ??
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e
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.get('navigationEndpoint')
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?.get('urlEndpoint')
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?.getT<String>('url') ??
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''),
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Uri.parse(e
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.get('icon')
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?.getList('thumbnails')
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?.firstOrNull
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?.getT<String>('url') ??
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'')))
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.toList() ??
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[];
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late final int viewCount = int.parse(content
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.get('viewCountText')!
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.getT<String>('simpleText')!
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.stripNonDigits());
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late final String joinDate =
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content.get('joinedDateText')!.getList('runs')![1].getT<String>('text')!;
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late final String title = content.get('title')!.getT<String>('simpleText')!;
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late final List<JsonMap> avatar =
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content.get('avatar')!.getList('thumbnails')!;
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late final String country =
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content.get('country')!.getT<String>('simpleText')!;
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Uri extractUrl(String text) =>
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Uri.parse(Uri.decodeFull(_urlExp.firstMatch(text)?.group(1) ?? ''));
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}
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