api and storage restructure

lib/api/holidays/getHolidaysCache.dart

@@ -1,26 +1,18 @@
-import 'dart:convert';
-
 import '../requestCache.dart';
 import 'getHolidays.dart';
 import 'getHolidaysResponse.dart';
 
-class GetHolidaysCache extends RequestCache<GetHolidaysResponse> {
-  GetHolidaysCache({void Function(GetHolidaysResponse)? onUpdate, bool? renew}) : super(RequestCache.cacheDay, onUpdate, renew: renew) {
+class GetHolidaysCache extends SimpleCache<GetHolidaysResponse> {
+  GetHolidaysCache({super.onUpdate, super.renew})
+      : super(
+          cacheTime: RequestCache.cacheDay,
+          loader: () => GetHolidays().query(),
+          fromJson: (json) => GetHolidaysResponse(
+            (json['data'] as List)
+                .map((i) => GetHolidaysResponseObject.fromJson(i as Map<String, dynamic>))
+                .toList(),
+          ),
+        ) {
     start('state-holidays');
   }
-
-  @override
-  GetHolidaysResponse onLocalData(String json) {
-    List<dynamic> parsedListJson = jsonDecode(json)['data'];
-    return GetHolidaysResponse(
-      List<GetHolidaysResponseObject>.from(
-        parsedListJson.map<GetHolidaysResponseObject>(
-          (i) => GetHolidaysResponseObject.fromJson(i as Map<String, dynamic>)
-        )
-      )
-    );
-  }
-
-  @override
-  Future<GetHolidaysResponse> onLoad() => GetHolidays().query();
 }

lib/api/marianumcloud/autocomplete/autocompleteApi.dart

@@ -3,31 +3,25 @@ import 'dart:io';
 
 import 'package:http/http.dart' as http;
 
-import '../../../model/account_data.dart';
-import '../../../model/endpoint_data.dart';
+import '../nextcloud_ocs.dart';
 import 'autocompleteResponse.dart';
 
 class AutocompleteApi {
   Future<AutocompleteResponse> find(String query) async {
-    var getParameters = <String, dynamic>{
+    final endpoint = NextcloudOcs.uri(
+      'core/autocomplete/get',
+      queryParameters: {
         'search': query,
         'itemType': ' ',
         'itemId': ' ',
         'shareTypes[]': ['0'],
         'limit': '10',
-    };
-
-    var headers = <String, String>{};
-    headers.putIfAbsent('Accept', () => 'application/json');
-    headers.putIfAbsent('OCS-APIRequest', () => 'true');
-    headers.putIfAbsent('Authorization', AccountData().getBasicAuthHeader);
-
-    var endpoint = Uri.https(EndpointData().nextcloud().domain, '${EndpointData().nextcloud().path}/ocs/v2.php/core/autocomplete/get', getParameters);
-
-    var response = await http.get(endpoint, headers: headers);
-    if(response.statusCode != HttpStatus.ok) throw Exception('Api call failed with ${response.statusCode}: ${response.body}');
-    var result = response.body;
-    return AutocompleteResponse.fromJson(jsonDecode(result)['ocs']);
+      },
+    );
+    final response = await http.get(endpoint, headers: NextcloudOcs.headers());
+    if (response.statusCode != HttpStatus.ok) {
+      throw Exception('Api call failed with ${response.statusCode}: ${response.body}');
+    }
+    return AutocompleteResponse.fromJson(jsonDecode(response.body)['ocs']);
   }
-
 }

lib/api/marianumcloud/files-sharing/fileSharingApi.dart

@@ -2,21 +2,17 @@ import 'dart:io';
 
 import 'package:http/http.dart' as http;
 
-import '../../../model/account_data.dart';
-import '../../../model/endpoint_data.dart';
+import '../nextcloud_ocs.dart';
 import 'fileSharingApiParams.dart';
 
 class FileSharingApi {
   Future<void> share(FileSharingApiParams query) async {
-    var headers = <String, String>{};
-    headers.putIfAbsent('Accept', () => 'application/json');
-    headers.putIfAbsent('OCS-APIRequest', () => 'true');
-    headers.putIfAbsent('Authorization', AccountData().getBasicAuthHeader);
-
-    var endpoint = Uri.https(EndpointData().nextcloud().domain, '${EndpointData().nextcloud().path}/ocs/v2.php/apps/files_sharing/api/v1/shares', query.toJson().map((key, value) => MapEntry(key, value.toString())));
-    var response = await http.post(endpoint, headers: headers);
-
-    if(response.statusCode != HttpStatus.ok) {
+    final endpoint = NextcloudOcs.uri(
+      'apps/files_sharing/api/v1/shares',
+      queryParameters: query.toJson(),
+    );
+    final response = await http.post(endpoint, headers: NextcloudOcs.headers());
+    if (response.statusCode != HttpStatus.ok) {
       throw Exception('Api call failed with ${response.statusCode}: ${response.body}');
     }
   }

lib/api/marianumcloud/nextcloud_ocs.dart

@@ -0,0 +1,33 @@
+import '../../model/account_data.dart';
+import '../../model/endpoint_data.dart';
+
+/// Shared helpers for Nextcloud OCS v2 endpoints.
+///
+/// Three call sites previously duplicated the same header dictionary and the
+/// same URI scaffolding (TalkApi, AutocompleteApi, FileSharingApi). Anything
+/// that talks to `https://<domain>/<base>/ocs/v2.php/...` should go through
+/// these two helpers so additions like a new header or a different auth
+/// scheme only need to change here.
+class NextcloudOcs {
+  NextcloudOcs._();
+
+  /// The standard OCS request header set: JSON accept, OCS API marker,
+  /// HTTP Basic auth from the active [AccountData].
+  static Map<String, String> headers() => {
+        'Accept': 'application/json',
+        'OCS-APIRequest': 'true',
+        'Authorization': AccountData().getBasicAuthHeader(),
+      };
+
+  /// Builds an OCS URI by appending [pathSuffix] under `/ocs/v2.php/` of
+  /// the configured Nextcloud endpoint. Query parameters are converted to
+  /// strings (Uri rejects non-string values).
+  static Uri uri(String pathSuffix, {Map<String, dynamic>? queryParameters}) {
+    final endpoint = EndpointData().nextcloud();
+    return Uri.https(
+      endpoint.domain,
+      '${endpoint.path}/ocs/v2.php/$pathSuffix',
+      queryParameters?.map((key, value) => MapEntry(key, value.toString())),
+    );
+  }
+}

lib/api/marianumcloud/talk/actions/talk_actions.dart

@@ -0,0 +1,50 @@
+import 'package:http/http.dart' as http;
+
+import '../../../apiParams.dart';
+import '../../../apiResponse.dart';
+import '../talkApi.dart';
+
+/// Small POST/DELETE-only Talk endpoints that have no response payload.
+/// Each class extends [TalkApi] with `assemble` returning `null`. They share
+/// no state — they're collected here purely to avoid eight near-empty files.
+
+class SetFavorite extends TalkApi {
+  final String chatToken;
+  final bool favoriteState;
+
+  SetFavorite(this.chatToken, this.favoriteState) : super('v4/room/$chatToken/favorite', null);
+
+  @override
+  ApiResponse? assemble(String raw) => null;
+
+  @override
+  Future<http.Response> request(Uri uri, ApiParams? body, Map<String, String>? headers) =>
+      favoriteState ? http.post(uri, headers: headers) : http.delete(uri, headers: headers);
+}
+
+class LeaveRoom extends TalkApi {
+  final String chatToken;
+
+  LeaveRoom(this.chatToken) : super('v4/room/$chatToken/participants/self', null);
+
+  @override
+  ApiResponse? assemble(String raw) => null;
+
+  @override
+  Future<http.Response> request(Uri uri, ApiParams? body, Map<String, String>? headers) =>
+      http.delete(uri, headers: headers);
+}
+
+class DeleteMessage extends TalkApi {
+  final String chatToken;
+  final int messageId;
+
+  DeleteMessage(this.chatToken, this.messageId) : super('v1/chat/$chatToken/$messageId', null);
+
+  @override
+  ApiResponse? assemble(String raw) => null;
+
+  @override
+  Future<http.Response> request(Uri uri, ApiParams? body, Map<String, String>? headers) =>
+      http.delete(uri, headers: headers);
+}

lib/api/marianumcloud/talk/chat/getChatCache.dart

@@ -1,36 +1,26 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import 'getChat.dart';
 import 'getChatParams.dart';
 import 'getChatResponse.dart';
 
-class GetChatCache extends RequestCache<GetChatResponse> {
-  String chatToken;
-
+class GetChatCache extends SimpleCache<GetChatResponse> {
   GetChatCache({
     required void Function(GetChatResponse) onUpdate,
-    void Function(Exception)? onError,
-    required this.chatToken,
+    super.onError,
+    required String chatToken,
   }) : super(
-          RequestCache.cacheNothing,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-        ) {
-    start('nc-chat-$chatToken');
-  }
-
-  @override
-  Future<GetChatResponse> onLoad() => GetChat(
+          cacheTime: RequestCache.cacheNothing,
+          loader: () => GetChat(
             chatToken,
             GetChatParams(
               lookIntoFuture: GetChatParamsSwitch.off,
               setReadMarker: GetChatParamsSwitch.on,
               limit: 200,
-      )
-    ).run();
-
-  @override
-  GetChatResponse onLocalData(String json) => GetChatResponse.fromJson(jsonDecode(json));
-
+            ),
+          ).run(),
+          fromJson: GetChatResponse.fromJson,
+          onUpdate: onUpdate,
+        ) {
+    start('nc-chat-$chatToken');
+  }
 }

lib/api/marianumcloud/talk/deleteMessage/deleteMessage.dart

@@ -1,18 +0,0 @@
-import 'package:http/http.dart' as http;
-import 'package:http/http.dart';
-
-import '../../../apiParams.dart';
-import '../talkApi.dart';
-
-class DeleteMessage extends TalkApi {
-  String chatToken;
-  int messageId;
-  DeleteMessage(this.chatToken, this.messageId) : super('v1/chat/$chatToken/$messageId', null);
-
-  @override
-  assemble(String raw) => null;
-
-  @override
-  Future<Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers) => http.delete(uri, headers: headers);
-
-}

lib/api/marianumcloud/talk/getParticipants/getParticipantsCache.dart

@@ -1,22 +1,17 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import 'getParticipants.dart';
 import 'getParticipantsResponse.dart';
 
-class GetParticipantsCache extends RequestCache<GetParticipantsResponse> {
-  String chatToken;
-
-  GetParticipantsCache({required void Function(GetParticipantsResponse) onUpdate, required this.chatToken}) : super(RequestCache.cacheNothing, onUpdate) {
+class GetParticipantsCache extends SimpleCache<GetParticipantsResponse> {
+  GetParticipantsCache({
+    required void Function(GetParticipantsResponse) onUpdate,
+    required String chatToken,
+  }) : super(
+          cacheTime: RequestCache.cacheNothing,
+          loader: () => GetParticipants(chatToken).run(),
+          fromJson: GetParticipantsResponse.fromJson,
+          onUpdate: onUpdate,
+        ) {
     start('nc-chat-participants-$chatToken');
   }
-
-  @override
-  Future<GetParticipantsResponse> onLoad() => GetParticipants(
-        chatToken,
-    ).run();
-
-  @override
-  GetParticipantsResponse onLocalData(String json) => GetParticipantsResponse.fromJson(jsonDecode(json));
-
 }

lib/api/marianumcloud/talk/leaveRoom/leaveRoom.dart

@@ -1,16 +0,0 @@
-
-import 'package:http/http.dart' as http;
-import 'package:http/http.dart';
-
-import '../talkApi.dart';
-class LeaveRoom extends TalkApi {
-  String chatToken;
-
-  LeaveRoom(this.chatToken) : super('v4/room/$chatToken/participants/self', null);
-
-  @override
-  assemble(String raw) => null;
-
-  @override
-  Future<Response> request(Uri uri, Object? body, Map<String, String>? headers) => http.delete(uri, headers: headers);
-}

lib/api/marianumcloud/talk/room/getRoomCache.dart

@@ -1,32 +1,15 @@
-import 'dart:convert';
-
-
 import '../../../requestCache.dart';
 import 'getRoom.dart';
 import 'getRoomParams.dart';
 import 'getRoomResponse.dart';
 
-class GetRoomCache extends RequestCache<GetRoomResponse> {
-  GetRoomCache({
-    void Function(GetRoomResponse)? onUpdate,
-    void Function(Exception)? onError,
-    bool? renew,
-  }) : super(
-          RequestCache.cacheMinute,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-          renew: renew,
+class GetRoomCache extends SimpleCache<GetRoomResponse> {
+  GetRoomCache({super.onUpdate, super.onError, super.renew})
+      : super(
+          cacheTime: RequestCache.cacheMinute,
+          loader: () => GetRoom(GetRoomParams(includeStatus: true)).run(),
+          fromJson: GetRoomResponse.fromJson,
         ) {
     start('nc-rooms');
   }
-
-  @override
-  GetRoomResponse onLocalData(String json) => GetRoomResponse.fromJson(jsonDecode(json));
-
-  @override
-  Future<GetRoomResponse> onLoad() => GetRoom(
-      GetRoomParams(
-        includeStatus: true,
-      )
-    ).run();
 }

lib/api/marianumcloud/talk/sendMessage/sendMessageResponse.dart

@@ -1,5 +0,0 @@
-import '../../../apiResponse.dart';
-
-class SendMessageResponse extends ApiResponse {
-
-}

lib/api/marianumcloud/talk/setFavorite/setFavorite.dart

@@ -1,25 +0,0 @@
-
-import 'package:http/http.dart' as http;
-import 'package:http/http.dart';
-
-import '../talkApi.dart';
-
-class SetFavorite extends TalkApi {
-  String chatToken;
-  bool favoriteState;
-
-  SetFavorite(this.chatToken, this.favoriteState) : super('v4/room/$chatToken/favorite', null);
-
-  @override
-  assemble(String raw) => null;
-
-  @override
-  Future<Response> request(Uri uri, Object? body, Map<String, String>? headers) {
-    if(favoriteState) {
-      return http.post(uri, headers: headers);
-    } else {
-      return http.delete(uri, headers: headers);
-    }
-  }
-
-}

lib/api/marianumcloud/talk/talkApi.dart

@@ -2,12 +2,11 @@ import 'dart:developer';
 
 import 'package:http/http.dart' as http;
 
-import '../../../model/account_data.dart';
-import '../../../model/endpoint_data.dart';
 import '../../apiError.dart';
 import '../../apiParams.dart';
 import '../../apiRequest.dart';
 import '../../apiResponse.dart';
+import '../nextcloud_ocs.dart';
 
 enum TalkApiMethod {
   get,
@@ -19,7 +18,7 @@ enum TalkApiMethod {
 abstract class TalkApi<T extends ApiResponse?> extends ApiRequest {
   String path;
   ApiParams? body;
-  Map<String, String>? headers = {};
+  Map<String, String>? headers;
   Map<String, dynamic>? getParameters;
 
   http.Response? response;
@@ -30,36 +29,28 @@ abstract class TalkApi<T extends ApiResponse?> extends ApiRequest {
   T assemble(String raw);
 
   Future<T> run() async {
-    getParameters?.forEach((key, value) {
-      getParameters?.update(key, (value) => value.toString());
-    });
-
-    var endpoint = Uri.https(EndpointData().nextcloud().domain, '${EndpointData().nextcloud().path}/ocs/v2.php/apps/spreed/api/$path', getParameters);
-
-    headers ??= {};
-    headers?.putIfAbsent('Accept', () => 'application/json');
-    headers?.putIfAbsent('OCS-APIRequest', () => 'true');
-    headers?.putIfAbsent('Authorization', AccountData().getBasicAuthHeader);
+    final endpoint = NextcloudOcs.uri('apps/spreed/api/$path', queryParameters: getParameters);
+    final mergedHeaders = {...NextcloudOcs.headers(), ...?headers};
 
     http.Response? data;
-
     try {
-      data = await request(endpoint, body, headers);
-      if(data == null) throw Exception('No response Data');
-      if(data.statusCode >= 400 || data.statusCode < 200) throw Exception("Response status code '${data.statusCode}' might indicate an error");
-    } catch(e) {
+      data = await request(endpoint, body, mergedHeaders);
+      if (data == null) throw Exception('No response Data');
+      if (data.statusCode >= 400 || data.statusCode < 200) {
+        throw Exception("Response status code '${data.statusCode}' might indicate an error");
+      }
+    } catch (e) {
       log(e.toString());
       throw ApiError('Request $endpoint could not be dispatched: ${e.toString()}');
     }
-    //dynamic jsonData = jsonDecode(data.body);
 
-    T assembled;
     try {
-      assembled = assemble(data.body);
+      final assembled = assemble(data.body);
       assembled?.headers = data.headers;
       return assembled;
     } catch (e) {
-      var message = 'Error assembling Talk API ${T.toString()} message: ${e.toString()} response with request body: $body and request headers: ${headers.toString()}';
+      final message = 'Error assembling Talk API ${T.toString()} message: ${e.toString()}'
+          ' response with request body: $body and request headers: $mergedHeaders';
       log(message);
       throw Exception(message);
     }

lib/api/marianumcloud/talk/votePoll/votePoll.dart

@@ -1,26 +0,0 @@
-import 'dart:convert';
-
-import 'package:http/http.dart' as http;
-import 'package:http/http.dart';
-
-import '../getPoll/getPollStateResponse.dart';
-import '../talkApi.dart';
-import 'votePollParams.dart';
-
-@Deprecated('VotePoll is broken')
-class VotePoll extends TalkApi {
-  String token;
-  int pollId;
-  VotePoll({required this.token, required this.pollId, required VotePollParams params}) : super('v1/poll/$token/$pollId', params);
-
-  @override
-  GetPollStateResponse assemble(String raw) => GetPollStateResponse.fromJson(jsonDecode(raw)['ocs']);
-
-  @override
-  Future<Response>? request(Uri uri, Object? body, Map<String, String>? headers) {
-    if(body is VotePollParams) {
-      return http.post(uri, headers: headers, body: body.toJson().toString());
-    }
-    return null;
-  }
-}

lib/api/marianumcloud/talk/votePoll/votePollParams.dart

@@ -1,15 +0,0 @@
-import 'package:json_annotation/json_annotation.dart';
-
-import '../../../apiParams.dart';
-
-part 'votePollParams.g.dart';
-
-@JsonSerializable()
-@Deprecated('VotePoll is broken')
-class VotePollParams extends ApiParams {
-  List<int> optionIds;
-
-  VotePollParams({required this.optionIds});
-  factory VotePollParams.fromJson(Map<String, dynamic> json) => _$VotePollParamsFromJson(json);
-  Map<String, dynamic> toJson() => _$VotePollParamsToJson(this);
-}

lib/api/marianumcloud/talk/votePoll/votePollParams.g.dart

@@ -1,17 +0,0 @@
-// GENERATED CODE - DO NOT MODIFY BY HAND
-
-part of 'votePollParams.dart';
-
-// **************************************************************************
-// JsonSerializableGenerator
-// **************************************************************************
-
-VotePollParams _$VotePollParamsFromJson(Map<String, dynamic> json) =>
-    VotePollParams(
-      optionIds: (json['optionIds'] as List<dynamic>)
-          .map((e) => (e as num).toInt())
-          .toList(),
-    );
-
-Map<String, dynamic> _$VotePollParamsToJson(VotePollParams instance) =>
-    <String, dynamic>{'optionIds': instance.optionIds};

lib/api/marianumcloud/webdav/queries/listFiles/listFilesCache.dart

@@ -6,34 +6,20 @@ import 'listFiles.dart';
 import 'listFilesParams.dart';
 import 'listFilesResponse.dart';
 
-class ListFilesCache extends RequestCache<ListFilesResponse> {
-  String path;
-
+class ListFilesCache extends SimpleCache<ListFilesResponse> {
   ListFilesCache({
     required void Function(ListFilesResponse) onUpdate,
-    void Function(ListFilesResponse)? onCacheData,
-    void Function(ListFilesResponse)? onNetworkData,
-    void Function(Exception)? onError,
-    required this.path,
+    super.onCacheData,
+    super.onNetworkData,
+    super.onError,
+    required String path,
   }) : super(
-          RequestCache.cacheNothing,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-          onCacheData: onCacheData,
-          onNetworkData: onNetworkData,
+          cacheTime: RequestCache.cacheNothing,
+          loader: () => ListFiles(ListFilesParams(path)).run(),
+          fromJson: ListFilesResponse.fromJson,
+          onUpdate: onUpdate,
         ) {
-    var bytes = utf8.encode('MarianumMobile-$path');
-    var cacheName = md5.convert(bytes).toString();
+    final cacheName = md5.convert(utf8.encode('MarianumMobile-$path')).toString();
     start('wd-folder-$cacheName');
   }
-
-  @override
-  Future<ListFilesResponse> onLoad() async {
-    var data = await ListFiles(ListFilesParams(path)).run();
-    return data;
-  }
-
-  @override
-  ListFilesResponse onLocalData(String json) => ListFilesResponse.fromJson(jsonDecode(json));
-
 }

lib/api/mhsl/breaker/getBreakers/getBreakersCache.dart

@@ -1,17 +1,14 @@
-import 'dart:convert';
 import '../../../requestCache.dart';
 import 'getBreakers.dart';
 import 'getBreakersResponse.dart';
 
-
-class GetBreakersCache extends RequestCache<GetBreakersResponse> {
-  GetBreakersCache({void Function(GetBreakersResponse)? onUpdate, bool? renew}) : super(RequestCache.cacheMinute, onUpdate, renew: renew) {
+class GetBreakersCache extends SimpleCache<GetBreakersResponse> {
+  GetBreakersCache({super.onUpdate, super.renew})
+      : super(
+          cacheTime: RequestCache.cacheMinute,
+          loader: () => GetBreakers().run(),
+          fromJson: GetBreakersResponse.fromJson,
+        ) {
     start('breakers');
   }
-
-  @override
-  GetBreakersResponse onLocalData(String json) => GetBreakersResponse.fromJson(jsonDecode(json));
-
-  @override
-  Future<GetBreakersResponse> onLoad() => GetBreakers().run();
 }

lib/api/mhsl/customTimetableEvent/get/getCustomTimetableEventCache.dart

@@ -1,30 +1,19 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import 'getCustomTimetableEvent.dart';
 import 'getCustomTimetableEventParams.dart';
 import 'getCustomTimetableEventResponse.dart';
 
-class GetCustomTimetableEventCache extends RequestCache<GetCustomTimetableEventResponse> {
-  GetCustomTimetableEventParams params;
-
+class GetCustomTimetableEventCache extends SimpleCache<GetCustomTimetableEventResponse> {
   GetCustomTimetableEventCache(
-    this.params, {
-    void Function(GetCustomTimetableEventResponse)? onUpdate,
-    void Function(Exception)? onError,
-    bool? renew,
+    GetCustomTimetableEventParams params, {
+    super.onUpdate,
+    super.onError,
+    super.renew,
   }) : super(
-          RequestCache.cacheMinute,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-          renew: renew,
+          cacheTime: RequestCache.cacheMinute,
+          loader: () => GetCustomTimetableEvent(params).run(),
+          fromJson: GetCustomTimetableEventResponse.fromJson,
         ) {
     start('customTimetableEvents');
   }
-
-  @override
-  Future<GetCustomTimetableEventResponse> onLoad() => GetCustomTimetableEvent(params).run();
-
-  @override
-  GetCustomTimetableEventResponse onLocalData(String json) => GetCustomTimetableEventResponse.fromJson(jsonDecode(json));
 }

lib/api/requestCache.dart

@@ -79,3 +79,38 @@ abstract class RequestCache<T extends ApiResponse?> {
   Future<T> onLoad();
 
 }
+
+/// Concrete [RequestCache] that delegates the two overrides to functions
+/// passed in the constructor. Used to collapse the dozens of one-class-per-
+/// endpoint cache files that all just forward to `<Endpoint>().run()` and
+/// `<Response>.fromJson(jsonDecode(...))`.
+class SimpleCache<T extends ApiResponse?> extends RequestCache<T> {
+  final Future<T> Function() _loader;
+  final T Function(Map<String, dynamic> json) _fromJson;
+
+  SimpleCache({
+    required int cacheTime,
+    required Future<T> Function() loader,
+    required T Function(Map<String, dynamic> json) fromJson,
+    void Function(T)? onUpdate,
+    void Function(T)? onCacheData,
+    void Function(T)? onNetworkData,
+    void Function(Exception)? onError,
+    bool? renew,
+  })  : _loader = loader,
+        _fromJson = fromJson,
+        super(
+          cacheTime,
+          onUpdate,
+          onError: onError ?? RequestCache.ignore,
+          renew: renew,
+          onCacheData: onCacheData,
+          onNetworkData: onNetworkData,
+        );
+
+  @override
+  Future<T> onLoad() => _loader();
+
+  @override
+  T onLocalData(String json) => _fromJson(jsonDecode(json));
+}

lib/api/webuntis/queries/getHolidays/getHolidaysCache.dart

@@ -1,26 +1,14 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import 'getHolidays.dart';
 import 'getHolidaysResponse.dart';
 
-class GetHolidaysCache extends RequestCache<GetHolidaysResponse> {
-  GetHolidaysCache({
-    void Function(GetHolidaysResponse)? onUpdate,
-    void Function(Exception)? onError,
-    bool? renew,
-  }) : super(
-          RequestCache.cacheDay,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-          renew: renew,
+class GetHolidaysCache extends SimpleCache<GetHolidaysResponse> {
+  GetHolidaysCache({super.onUpdate, super.onError, super.renew})
+      : super(
+          cacheTime: RequestCache.cacheDay,
+          loader: () => GetHolidays().run(),
+          fromJson: GetHolidaysResponse.fromJson,
         ) {
     start('wu-holidays');
   }
-
-  @override
-  Future<GetHolidaysResponse> onLoad() => GetHolidays().run();
-
-  @override
-  GetHolidaysResponse onLocalData(String json) => GetHolidaysResponse.fromJson(jsonDecode(json));
 }

lib/api/webuntis/queries/getRooms/getRoomsCache.dart

@@ -1,27 +1,14 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import 'getRooms.dart';
 import 'getRoomsResponse.dart';
 
-class GetRoomsCache extends RequestCache<GetRoomsResponse> {
-  GetRoomsCache({
-    void Function(GetRoomsResponse)? onUpdate,
-    void Function(Exception)? onError,
-    bool? renew,
-  }) : super(
-          RequestCache.cacheHour,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-          renew: renew,
+class GetRoomsCache extends SimpleCache<GetRoomsResponse> {
+  GetRoomsCache({super.onUpdate, super.onError, super.renew})
+      : super(
+          cacheTime: RequestCache.cacheHour,
+          loader: () => GetRooms().run(),
+          fromJson: GetRoomsResponse.fromJson,
         ) {
     start('wu-rooms');
   }
-
-  @override
-  Future<GetRoomsResponse> onLoad() => GetRooms().run();
-
-  @override
-  GetRoomsResponse onLocalData(String json) => GetRoomsResponse.fromJson(jsonDecode(json));
-
 }

lib/api/webuntis/queries/getSubjects/getSubjectsCache.dart

@@ -1,27 +1,14 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import 'getSubjects.dart';
 import 'getSubjectsResponse.dart';
 
-class GetSubjectsCache extends RequestCache<GetSubjectsResponse> {
-  GetSubjectsCache({
-    void Function(GetSubjectsResponse)? onUpdate,
-    void Function(Exception)? onError,
-    bool? renew,
-  }) : super(
-          RequestCache.cacheHour,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-          renew: renew,
+class GetSubjectsCache extends SimpleCache<GetSubjectsResponse> {
+  GetSubjectsCache({super.onUpdate, super.onError, super.renew})
+      : super(
+          cacheTime: RequestCache.cacheHour,
+          loader: () => GetSubjects().run(),
+          fromJson: GetSubjectsResponse.fromJson,
         ) {
     start('wu-subjects');
   }
-
-  @override
-  Future<GetSubjectsResponse> onLoad() => GetSubjects().run();
-
-  @override
-  onLocalData(String json) => GetSubjectsResponse.fromJson(jsonDecode(json));
-
 }

lib/api/webuntis/queries/getTimegridUnits/getTimegridUnitsCache.dart

@@ -1,20 +1,14 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import 'getTimegridUnits.dart';
 import 'getTimegridUnitsResponse.dart';
 
-class GetTimegridUnitsCache extends RequestCache<GetTimegridUnitsResponse> {
-  GetTimegridUnitsCache({
-    void Function(GetTimegridUnitsResponse)? onUpdate,
-    bool? renew,
-  }) : super(RequestCache.cacheDay, onUpdate, renew: renew) {
+class GetTimegridUnitsCache extends SimpleCache<GetTimegridUnitsResponse> {
+  GetTimegridUnitsCache({super.onUpdate, super.renew})
+      : super(
+          cacheTime: RequestCache.cacheDay,
+          loader: () => GetTimegridUnits().run(),
+          fromJson: GetTimegridUnitsResponse.fromJson,
+        ) {
     start('wu-timegrid');
   }
-
-  @override
-  Future<GetTimegridUnitsResponse> onLoad() => GetTimegridUnits().run();
-
-  @override
-  GetTimegridUnitsResponse onLocalData(String json) => GetTimegridUnitsResponse.fromJson(jsonDecode(json));
 }

lib/api/webuntis/queries/getTimetable/getTimetableCache.dart

@@ -1,40 +1,33 @@
-import 'dart:convert';
-
 import '../../../requestCache.dart';
 import '../authenticate/authenticate.dart';
 import 'getTimetable.dart';
 import 'getTimetableParams.dart';
 import 'getTimetableResponse.dart';
 
-class GetTimetableCache extends RequestCache<GetTimetableResponse> {
-  int startdate;
-  int enddate;
-
+class GetTimetableCache extends SimpleCache<GetTimetableResponse> {
   GetTimetableCache({
     required void Function(GetTimetableResponse) onUpdate,
-    void Function(Exception)? onError,
-    required this.startdate,
-    required this.enddate,
-    bool? renew,
+    super.onError,
+    required int startdate,
+    required int enddate,
+    super.renew,
   }) : super(
-          RequestCache.cacheMinute,
-          onUpdate,
-          onError: onError ?? RequestCache.ignore,
-          renew: renew,
+          cacheTime: RequestCache.cacheMinute,
+          loader: () => _load(startdate, enddate),
+          fromJson: GetTimetableResponse.fromJson,
+          onUpdate: onUpdate,
         ) {
     start('wu-timetable-$startdate-$enddate');
   }
 
-  @override
-  GetTimetableResponse onLocalData(String json) => GetTimetableResponse.fromJson(jsonDecode(json));
-
-  @override
-  Future<GetTimetableResponse> onLoad() async => GetTimetable(
+  static Future<GetTimetableResponse> _load(int startdate, int enddate) async {
+    final session = await Authenticate.getSession();
+    return GetTimetable(
       GetTimetableParams(
         options: GetTimetableParamsOptions(
           element: GetTimetableParamsOptionsElement(
-                    id: (await Authenticate.getSession()).personId,
-                type: (await Authenticate.getSession()).personType,
+            id: session.personId,
+            type: session.personType,
             keyType: GetTimetableParamsOptionsElementKeyType.id,
           ),
           startDate: startdate,
@@ -43,7 +36,8 @@ class GetTimetableCache extends RequestCache<GetTimetableResponse> {
           subjectFields: GetTimetableParamsOptionsFields.all,
           roomFields: GetTimetableParamsOptionsFields.all,
           klasseFields: GetTimetableParamsOptionsFields.all,
-        )
-    )
+        ),
+      ),
     ).run();
+  }
 }

lib/main.dart

@@ -28,7 +28,7 @@ import 'state/app/modules/chat/bloc/chat_bloc.dart';
 import 'state/app/modules/chatList/bloc/chat_list_bloc.dart';
 import 'state/app/modules/settings/bloc/settings_cubit.dart';
 import 'state/app/modules/timetable/bloc/timetable_bloc.dart';
-import 'storage/base/settings.dart';
+import 'storage/settings.dart';
 import 'theming/dark_app_theme.dart';
 import 'theming/light_app_theme.dart';
 import 'view/login/login.dart';

lib/state/app/modules/settings/bloc/settings_cubit.dart

@@ -3,7 +3,7 @@ import 'dart:developer';
 import 'package:easy_debounce/easy_debounce.dart';
 import 'package:hydrated_bloc/hydrated_bloc.dart';
 
-import '../../../../../storage/base/settings.dart';
+import '../../../../../storage/settings.dart';
 import '../../../../../view/pages/settings/data/default_settings.dart';
 import '../../app_modules.dart';
 

lib/storage/dev_tools_settings.dart

@@ -1,6 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
 
-part 'devToolsSettings.g.dart';
+part 'dev_tools_settings.g.dart';
 
 @JsonSerializable()
 class DevToolsSettings {

lib/storage/dev_tools_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'devToolsSettings.dart';
+part of 'dev_tools_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/storage/file_settings.dart

@@ -2,7 +2,7 @@ import 'package:json_annotation/json_annotation.dart';
 
 import '../../view/pages/files/files.dart';
 
-part 'fileSettings.g.dart';
+part 'file_settings.g.dart';
 
 @JsonSerializable()
 class FileSettings {

lib/storage/file_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'fileSettings.dart';
+part of 'file_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/storage/file_view_settings.dart

@@ -1,6 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
 
-part 'fileViewSettings.g.dart';
+part 'file_view_settings.g.dart';
 
 @JsonSerializable()
 class FileViewSettings {

lib/storage/file_view_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'fileViewSettings.dart';
+part of 'file_view_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/storage/holidays_settings.dart

@@ -1,6 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
 
-part 'holidaysSettings.g.dart';
+part 'holidays_settings.g.dart';
 
 @JsonSerializable()
 class HolidaysSettings {

lib/storage/holidays_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'holidaysSettings.dart';
+part of 'holidays_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/storage/modules_settings.dart

@@ -2,7 +2,7 @@ import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../../state/app/modules/app_modules.dart';
 
-part 'modulesSettings.g.dart';
+part 'modules_settings.g.dart';
 
 @JsonSerializable()
 class ModulesSettings {

lib/storage/modules_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'modulesSettings.dart';
+part of 'modules_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/storage/notification_settings.dart

@@ -1,6 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
 
-part 'notificationSettings.g.dart';
+part 'notification_settings.g.dart';
 
 @JsonSerializable()
 class NotificationSettings {

lib/storage/notification_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'notificationSettings.dart';
+part of 'notification_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/storage/settings.dart

@@ -1,14 +1,14 @@
 import 'package:flutter/material.dart';
 import 'package:json_annotation/json_annotation.dart';
 
-import '../devTools/devToolsSettings.dart';
-import '../file/fileSettings.dart';
-import '../fileView/fileViewSettings.dart';
-import '../general/modulesSettings.dart';
-import '../holidays/holidaysSettings.dart';
-import '../notification/notificationSettings.dart';
-import '../talk/talkSettings.dart';
-import '../timetable/timetableSettings.dart';
+import 'dev_tools_settings.dart';
+import 'file_settings.dart';
+import 'file_view_settings.dart';
+import 'modules_settings.dart';
+import 'holidays_settings.dart';
+import 'notification_settings.dart';
+import 'talk_settings.dart';
+import 'timetable_settings.dart';
 
 part 'settings.g.dart';
 

lib/storage/talk_settings.dart

@@ -1,6 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
 
-part 'talkSettings.g.dart';
+part 'talk_settings.g.dart';
 
 @JsonSerializable()
 class TalkSettings {

lib/storage/talk_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'talkSettings.dart';
+part of 'talk_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/storage/timetable_settings.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import 'timetable_name_mode.dart';
+import '../../../view/pages/timetable/data/timetable_name_mode.dart';
 
-part 'timetableSettings.g.dart';
+part 'timetable_settings.g.dart';
 
 @JsonSerializable()
 class TimetableSettings {

lib/storage/timetable_settings.g.dart

@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'timetableSettings.dart';
+part of 'timetable_settings.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator

lib/view/pages/overhang.dart

@@ -9,7 +9,7 @@ import '../../extensions/render_not_null.dart';
 import '../../routing/app_routes.dart';
 import '../../state/app/modules/app_modules.dart';
 import '../../state/app/modules/settings/bloc/settings_cubit.dart';
-import '../../storage/base/settings.dart' as model;
+import '../../storage/settings.dart' as model;
 import '../../widget/centered_leading.dart';
 import '../../widget/info_dialog.dart';
 import 'settings/data/default_settings.dart';

lib/view/pages/settings/data/default_settings.dart

@@ -3,16 +3,16 @@ import 'dart:io';
 import 'package:flutter/material.dart';
 
 import '../../../../state/app/modules/app_modules.dart';
-import '../../../../storage/base/settings.dart';
-import '../../../../storage/devTools/devToolsSettings.dart';
-import '../../../../storage/file/fileSettings.dart';
-import '../../../../storage/fileView/fileViewSettings.dart';
-import '../../../../storage/general/modulesSettings.dart';
-import '../../../../storage/holidays/holidaysSettings.dart';
-import '../../../../storage/notification/notificationSettings.dart';
-import '../../../../storage/talk/talkSettings.dart';
-import '../../../../storage/timetable/timetable_name_mode.dart';
-import '../../../../storage/timetable/timetableSettings.dart';
+import '../../../../storage/settings.dart';
+import '../../../../storage/dev_tools_settings.dart';
+import '../../../../storage/file_settings.dart';
+import '../../../../storage/file_view_settings.dart';
+import '../../../../storage/modules_settings.dart';
+import '../../../../storage/holidays_settings.dart';
+import '../../../../storage/notification_settings.dart';
+import '../../../../storage/talk_settings.dart';
+import '../../../../view/pages/timetable/data/timetable_name_mode.dart';
+import '../../../../storage/timetable_settings.dart';
 import '../../files/files.dart';
 
 class DefaultSettings {

lib/view/pages/settings/sections/timetable_section.dart

@@ -3,7 +3,7 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 
 import '../../../../state/app/modules/settings/bloc/settings_cubit.dart';
 import '../../../../state/app/modules/timetable/bloc/timetable_bloc.dart';
-import '../../../../storage/timetable/timetable_name_mode.dart';
+import '../../../../view/pages/timetable/data/timetable_name_mode.dart';
 
 class TimetableSection extends StatelessWidget {
   const TimetableSection({super.key});

lib/view/pages/settings/settings.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
 import '../../../state/app/modules/settings/bloc/settings_cubit.dart';
-import '../../../storage/base/settings.dart' as model;
+import '../../../storage/settings.dart' as model;
 import 'sections/about_section.dart';
 import 'sections/account_section.dart';
 import 'sections/appearance_section.dart';

lib/view/pages/talk/widgets/chat_message_options_dialog.dart

@@ -5,7 +5,7 @@ import 'package:flutter/services.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
 import '../../../../api/marianumcloud/talk/chat/getChatResponse.dart';
-import '../../../../api/marianumcloud/talk/deleteMessage/deleteMessage.dart';
+import '../../../../api/marianumcloud/talk/actions/talk_actions.dart';
 import '../../../../api/marianumcloud/talk/reactMessage/reactMessage.dart';
 import '../../../../api/marianumcloud/talk/reactMessage/reactMessageParams.dart';
 import '../../../../api/marianumcloud/talk/room/getRoomResponse.dart';

lib/view/pages/talk/widgets/chat_tile.dart

@@ -3,10 +3,9 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:jiffy/jiffy.dart';
 
+import '../../../../api/marianumcloud/talk/actions/talk_actions.dart';
 import '../../../../api/marianumcloud/talk/chat/richObjectStringProcessor.dart';
-import '../../../../api/marianumcloud/talk/leaveRoom/leaveRoom.dart';
 import '../../../../api/marianumcloud/talk/room/getRoomResponse.dart';
-import '../../../../api/marianumcloud/talk/setFavorite/setFavorite.dart';
 import '../../../../api/marianumcloud/talk/setReadMarker/setReadMarker.dart';
 import '../../../../api/marianumcloud/talk/setReadMarker/setReadMarkerParams.dart';
 import '../../../../model/account_data.dart';

lib/view/pages/timetable/data/timetable_appointment_factory.dart

@@ -5,8 +5,8 @@ import '../../../../api/mhsl/customTimetableEvent/customTimetableEvent.dart';
 import '../../../../api/webuntis/queries/getRooms/getRoomsResponse.dart';
 import '../../../../api/webuntis/queries/getSubjects/getSubjectsResponse.dart';
 import '../../../../api/webuntis/queries/getTimetable/getTimetableResponse.dart';
-import '../../../../storage/timetable/timetableSettings.dart';
-import '../../../../storage/timetable/timetable_name_mode.dart';
+import '../../../../storage/timetable_settings.dart';
+import 'timetable_name_mode.dart';
 import '../custom_events/custom_event_colors.dart';
 import 'arbitrary_appointment.dart';
 import 'lesson_color.dart';

lib/view/pages/timetable/data/timetable_name_mode.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 
-import '../../widget/dropdown_display.dart';
+import '../../../../widget/dropdown_display.dart';
 
 enum TimetableNameMode { name, longName, alternateName }