mangayomi-mirror/lib/services/trackers/myanimelist.dart
2025-10-31 11:38:39 +01:00

482 lines
17 KiB
Dart

import 'dart:convert';
import 'dart:io';
import 'dart:math';
import 'package:flutter_web_auth_2/flutter_web_auth_2.dart';
import 'package:http_interceptor/http_interceptor.dart';
import 'package:intl/intl.dart';
import 'package:mangayomi/eval/model/m_bridge.dart';
import 'package:mangayomi/models/manga.dart';
import 'package:mangayomi/models/track.dart';
import 'package:mangayomi/models/track_preference.dart';
import 'package:mangayomi/models/track_search.dart';
import 'package:mangayomi/modules/more/settings/track/myanimelist/model.dart';
import 'package:mangayomi/modules/more/settings/track/providers/track_providers.dart';
import 'package:mangayomi/services/http/m_client.dart';
import 'package:mangayomi/utils/log/logger.dart';
import 'base_tracker.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
part 'myanimelist.g.dart';
@riverpod
class MyAnimeList extends _$MyAnimeList implements BaseTracker {
final http = MClient.init(reqcopyWith: {'useDartHttpClient': true});
static const _baseOAuthUrl = 'https://myanimelist.net/v1/oauth2';
static const _baseApiUrl = 'https://api.myanimelist.net/v2';
String codeVerifier = "";
static final _isDesktop = (Platform.isWindows || Platform.isLinux);
static const _desktopClientId = '39e9be346b4e7dbcc59a98357e2f8472';
static const _mobileClientId = '0c9100ccd443ddb441a319a881180f7f';
final _clientId = _isDesktop ? _desktopClientId : _mobileClientId;
String getFallbackClientId(String usedId) {
return usedId == _desktopClientId ? _mobileClientId : _desktopClientId;
}
@override
void build({
required int syncId,
required ItemType? itemType,
required dynamic widgetRef,
}) {}
Future<bool?> login() async {
final callbackUrlScheme = _isDesktop
? 'http://localhost:43824'
: 'mangayomi';
final loginUrl = _authUrl();
try {
final uri = await FlutterWebAuth2.authenticate(
url: loginUrl,
callbackUrlScheme: callbackUrlScheme,
);
final code = Uri.parse(uri).queryParameters['code'];
if (code == null) return null;
final oAuthData = await _getOAuth(code);
final oAuth = _buildOAuth(oAuthData, _clientId);
final username = await _getUserName(oAuth.accessToken!);
_saveOAuth(username, oAuth);
return true;
} catch (_) {
return false;
}
}
Future<String> _getAccessToken({bool bypass = false}) async {
final track = widgetRef.read(tracksProvider(syncId: syncId));
final mALOAuth = OAuth.fromJson(
jsonDecode(track!.oAuth!) as Map<String, dynamic>,
);
final expiresIn = DateTime.fromMillisecondsSinceEpoch(mALOAuth.expiresIn!);
if (DateTime.now().isBefore(expiresIn)) return mALOAuth.accessToken!;
if (!bypass &&
(widgetRef.read(tracksProvider(syncId: syncId))?.refreshing ?? false)) {
return mALOAuth.accessToken!;
}
widgetRef.read(tracksProvider(syncId: syncId).notifier).setRefreshing(true);
final refreshed = await _tryRefreshToken(mALOAuth);
if (refreshed == null) {
widgetRef.read(tracksProvider(syncId: syncId).notifier).logout();
botToast("MyAnimeList Token expired");
throw Exception("Token expired");
}
final username = await _getUserName(refreshed.accessToken!);
_saveOAuth(username, refreshed);
await Future.delayed(Duration(seconds: 3));
widgetRef
.read(tracksProvider(syncId: syncId).notifier)
.setRefreshing(false);
return refreshed.accessToken!;
}
Future<OAuth?> _tryRefreshToken(OAuth oldOAuth) async {
String primaryClientId = oldOAuth.clientId ?? _clientId;
Future<OAuth?> tryRefresh(String cid) async {
final response = await http.post(
Uri.parse('$_baseOAuthUrl/token'),
body: {
'client_id': cid,
'grant_type': 'refresh_token',
'refresh_token': oldOAuth.refreshToken,
},
);
if (response.statusCode != 200) return null;
final body = jsonDecode(response.body) as Map<String, dynamic>;
return _buildOAuth(body, cid);
}
return await tryRefresh(primaryClientId) ??
await tryRefresh(getFallbackClientId(primaryClientId));
}
OAuth _buildOAuth(Map<String, dynamic> json, String clientId) {
return OAuth.fromJson(json)
..expiresIn = DateTime.now()
.add(Duration(seconds: json['expires_in']))
.millisecondsSinceEpoch
..clientId = clientId;
}
void _saveOAuth(String username, OAuth oAuth) {
widgetRef
.read(tracksProvider(syncId: syncId).notifier)
.login(
TrackPreference(
syncId: syncId,
username: username,
prefs: "",
oAuth: jsonEncode(oAuth.toJson()),
),
);
}
@override
Future<List<TrackSearch>> search(String query, isManga) async {
final accessToken = await _getAccessToken();
final url = Uri.parse(
'$_baseApiUrl/${isManga ? "manga" : "anime"}',
).replace(queryParameters: {'q': query.trim(), 'nsfw': 'true'});
final result = await _makeGetRequest(url, accessToken);
final res = jsonDecode(result.body) as Map<String, dynamic>;
List<int> mangaIds = res['data'] == null
? []
: (res['data'] as List).map((e) => e['node']["id"] as int).toList();
final trackSearchResult = await Future.wait(
mangaIds.map((id) => getDetails(id, accessToken, isManga)),
);
return trackSearchResult
.where((element) => !element.publishingType!.contains("novel"))
.toList();
}
Future<TrackSearch> getDetails(
int id,
String accessToken,
bool isManga,
) async {
final item = isManga ? "manga" : "anime";
final contentUnit = isManga ? "num_chapters" : "num_episodes";
final url = Uri.parse('$_baseApiUrl/$item/$id').replace(
queryParameters: {
'fields':
'id,title,synopsis,$contentUnit,main_picture,status,media_type,start_date,mean',
},
);
final result = await _makeGetRequest(url, accessToken);
final res = jsonDecode(result.body) as Map<String, dynamic>;
return TrackSearch(
mediaId: res["id"],
summary: res["synopsis"] ?? "",
totalChapter: res[contentUnit],
coverUrl: res["main_picture"]?["large"] ?? "",
title: res["title"],
startDate: res["start_date"] ?? "",
publishingType: res["media_type"].toString().replaceAll("_", " "),
publishingStatus: res["status"].toString().replaceAll("_", " "),
trackingUrl: "https://myanimelist.net/$item/${res["id"]}",
score: (res["mean"] as num?)?.toDouble(),
syncId: syncId,
);
}
@override
Future<List<TrackSearch>> fetchGeneralData({
bool isManga = true,
String rankingType = "airing",
}) async {
final accessToken = await _getAccessToken();
final item = isManga ? "manga" : "anime";
final contentUnit = isManga ? "num_chapters" : "num_episodes";
final url = Uri.parse('$_baseApiUrl/$item/ranking').replace(
queryParameters: {
'ranking_type': rankingType,
'limit': '15',
'fields':
'id,title,synopsis,$contentUnit,main_picture,status,media_type,start_date,mean',
},
);
final result = await _makeGetRequest(url, accessToken);
final res = jsonDecode(result.body) as Map<String, dynamic>;
return res['data'] == null
? []
: (res['data'] as List).map((e) {
final node = e["node"] as Map<String, dynamic>;
String clean(String? s) => (s ?? '').replaceAll('_', ' ');
return TrackSearch(
mediaId: node["id"],
summary: node["synopsis"] ?? "",
totalChapter: node[contentUnit],
coverUrl: node["main_picture"]?["large"] ?? "",
title: node["title"],
score: (node["mean"] as num?)?.toDouble(),
startDate: node["start_date"] ?? "",
publishingType: clean(node["media_type"].toString()),
publishingStatus: clean(node["status"].toString()),
trackingUrl: "https://myanimelist.net/$item/${node["id"]}",
syncId: syncId,
);
}).toList();
}
@override
Future<List<TrackSearch>> fetchUserData({bool isManga = true}) async {
final accessToken = await _getAccessToken();
final item = isManga ? "mangalist" : "animelist";
final contentUnit = isManga ? "num_chapters" : "num_episodes";
final currentStatus = isManga ? "reading" : "watching";
final url = Uri.parse('$_baseApiUrl/users/@me/$item').replace(
queryParameters: {
'status': currentStatus,
utf8.decode([110, 115, 102, 119]): 'true',
'sort': 'list_updated_at',
'limit': '1000',
'fields':
'id,title,synopsis,$contentUnit,main_picture,status,media_type,start_date,mean,list_status',
},
);
final result = await _makeGetRequest(url, accessToken);
final res = jsonDecode(result.body) as Map<String, dynamic>;
return res['data'] == null
? []
: (res['data'] as List).map((e) {
final node = e["node"] as Map<String, dynamic>;
final listStatus = e["list_status"] as Map<String, dynamic>;
String clean(String? s) => (s ?? '').replaceAll('_', ' ');
return TrackSearch(
mediaId: node["id"],
summary: node["synopsis"] ?? "",
totalChapter: node[contentUnit],
coverUrl: node["main_picture"]?["large"] ?? "",
title: node["title"],
score: (node["mean"] as num?)?.toDouble(),
startDate: node["start_date"] ?? "",
publishingType: clean(node["media_type"].toString()),
publishingStatus: clean(node["status"].toString()),
trackingUrl: "https://myanimelist.net/$item/${node["id"]}",
startedReadingDate: _parseDate(listStatus["start_date"]),
finishedReadingDate: _parseDate(listStatus["finish_date"]),
lastChapterRead:
listStatus[isManga
? "num_chapters_read"
: "num_episodes_watched"],
status: fromMyAnimeListStatus(listStatus["status"], isManga).name,
syncId: syncId,
);
}).toList();
}
String _convertToIsoDate(int? epochTime) {
String date = "";
try {
date = DateFormat(
"yyyy-MM-dd",
"en_US",
).format(DateTime.fromMillisecondsSinceEpoch(epochTime!));
} catch (_) {}
return date;
}
String _codeVerifier() {
final random = Random.secure();
final values = List<int>.generate(200, (i) => random.nextInt(256));
codeVerifier = base64UrlEncode(values).substring(0, 128);
return codeVerifier;
}
String _authUrl() {
_codeVerifier();
return '$_baseOAuthUrl/authorize?client_id=$_clientId&code_challenge=$codeVerifier&response_type=code';
}
TrackStatus _getMALTrackStatus(String status, bool isManga) {
return switch (status) {
"reading" when isManga => TrackStatus.reading,
"watching" when !isManga => TrackStatus.watching,
"completed" => TrackStatus.completed,
"on_hold" => TrackStatus.onHold,
"dropped" => TrackStatus.dropped,
"plan_to_read" when isManga => TrackStatus.planToRead,
"plan_to_watch" when !isManga => TrackStatus.planToWatch,
_ => isManga ? TrackStatus.reReading : TrackStatus.planToWatch,
};
}
@override
List<TrackStatus> statusList(bool isManga) => [
isManga ? TrackStatus.reading : TrackStatus.watching,
TrackStatus.completed,
TrackStatus.onHold,
TrackStatus.dropped,
isManga ? TrackStatus.planToRead : TrackStatus.planToWatch,
if (isManga) TrackStatus.reReading,
];
String? toMyAnimeListStatus(TrackStatus status, bool isManga) {
return switch (status) {
TrackStatus.reading when isManga => "reading",
TrackStatus.watching when !isManga => "watching",
TrackStatus.completed => "completed",
TrackStatus.onHold => "on_hold",
TrackStatus.dropped => "dropped",
TrackStatus.planToRead when isManga => "plan_to_read",
TrackStatus.planToWatch when !isManga => "plan_to_watch",
_ => isManga ? "reading" : "plan_to_watch",
};
}
TrackStatus fromMyAnimeListStatus(String status, bool isManga) {
return switch (status) {
"reading" when isManga => TrackStatus.reading,
"watching" when !isManga => TrackStatus.watching,
"completed" => TrackStatus.completed,
"on_hold" => TrackStatus.onHold,
"dropped" => TrackStatus.dropped,
"plan_to_read" when isManga => TrackStatus.planToRead,
"plan_to_watch" when !isManga => TrackStatus.planToWatch,
_ => isManga ? TrackStatus.reading : TrackStatus.planToWatch,
};
}
Future<dynamic> _getOAuth(String code) async {
final params = {
'client_id': _clientId,
'code': code,
'code_verifier': codeVerifier,
'grant_type': 'authorization_code',
};
final response = await http.post(
Uri.parse('$_baseOAuthUrl/token'),
body: params,
);
return jsonDecode(response.body);
}
Future<String> _getUserName(String accessToken) async {
final response = await _makeGetRequest(
Uri.parse('$_baseApiUrl/users/@me'),
accessToken,
);
return jsonDecode(response.body)['name'];
}
@override
Future<Track?> findLibItem(Track track, bool isManga) async {
final type = isManga ? "manga" : "anime";
final contentUnit = isManga ? 'num_chapters' : 'num_episodes';
final accessToken = await _getAccessToken();
final uri = Uri.parse('$_baseApiUrl/$type/${track.mediaId}').replace(
queryParameters: {
'fields': '$contentUnit,my_list_status{start_date,finish_date}',
},
);
final response = await _makeGetRequest(uri, accessToken);
final mJson = jsonDecode(response.body);
track.totalChapter = mJson[contentUnit] ?? 0;
if (mJson['my_list_status'] != null) {
track = _parseItem(mJson["my_list_status"], track, isManga);
} else {
track = await update(track, isManga);
}
return track;
}
Track _parseItem(Map<String, dynamic> mJson, Track track, bool isManga) {
bool isRepeating =
mJson[isManga ? "is_rereading" : "is_rewatching"] ?? false;
track.status = isRepeating
? (isManga ? TrackStatus.reReading : TrackStatus.reWatching)
: _getMALTrackStatus(mJson["status"], isManga);
track.lastChapterRead = int.parse(
mJson[isManga ? "num_chapters_read" : "num_episodes_watched"].toString(),
);
track.score = int.parse(mJson["score"].toString());
track.startedReadingDate = _parseDate(mJson["start_date"]);
track.finishedReadingDate = _parseDate(mJson["finish_date"]);
return track;
}
int? _parseDate(String? isoDate) {
if (isoDate == null) return null;
final date = DateFormat('yyyy-MM-dd', 'en_US').parse(isoDate);
return date.millisecondsSinceEpoch;
}
@override
Future<Track> update(Track track, bool isManga) async {
final accessToken = await _getAccessToken();
final formBody = {
'status':
(toMyAnimeListStatus(track.status, isManga) ??
(isManga ? 'reading' : 'watching'))
.toString(),
isManga ? 'is_rereading' : 'is_rewatching':
(track.status ==
(isManga ? TrackStatus.reReading : TrackStatus.reWatching))
.toString(),
'score': track.score.toString(),
isManga ? 'num_chapters_read' : 'num_watched_episodes': track
.lastChapterRead
.toString(),
if (track.startedReadingDate != null)
'start_date': _convertToIsoDate(track.startedReadingDate),
if (track.finishedReadingDate != null)
'finish_date': _convertToIsoDate(track.finishedReadingDate),
};
final request = Request(
'PUT',
Uri.parse(
'$_baseApiUrl/${isManga ? "manga" : "anime"}'
'/${track.mediaId}/my_list_status',
),
);
request.bodyFields = formBody;
request.headers.addAll({'Authorization': 'Bearer $accessToken'});
final response = await Client().send(request);
final mJson = jsonDecode(await response.stream.bytesToString());
return _parseItem(mJson, track, isManga);
}
Future<Response> _makeGetRequest(Uri url, String accessToken) async {
return await http.get(
url,
headers: {'Authorization': 'Bearer $accessToken'},
);
}
@override
String displayScore(int score) {
throw UnimplementedError();
}
@override
(int, int) getScoreValue() {
throw UnimplementedError();
}
@override
Future<bool> checkRefresh() async {
try {
await _getAccessToken(bypass: true);
AppLogger.log("Refreshed MAL token!");
return true;
} catch (e) {
AppLogger.log("Failed to refresh MAL token:", logLevel: LogLevel.error);
AppLogger.log(e.toString(), logLevel: LogLevel.error);
return false;
} finally {
widgetRef
.read(tracksProvider(syncId: syncId).notifier)
.setRefreshing(false);
}
}
}