fixed lesson merging mutation, improved overlap detection, and implemented priority-based lane assignment with tablet support

analysis_options.yaml

@@ -1,44 +1,88 @@
-# This file configures the analyzer, which statically analyzes Dart code to
-# check for errors, warnings, and lints.
+# Static analysis configuration for the Flutter project.
+# https://dart.dev/guides/language/analysis-options
 #
-# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
-# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
-# invoked from the command line by running `flutter analyze`.
+# Base ruleset: flutter_lints (recommended Flutter defaults).
+# Additional lints below catch real bugs and enforce consistent style.
 
-# The following line activates a set of recommended lints for Flutter apps,
-# packages, and plugins designed to encourage good coding practices.
 include: package:flutter_lints/flutter.yaml
 
 analyzer:
+  language:
+    strict-casts: true
+    strict-raw-types: true
   errors:
     invalid_annotation_target: ignore
+    todo: ignore
+  exclude:
+    - "**/*.g.dart"
+    - "**/*.freezed.dart"
+    - "lib/firebase_options.dart"
+    - "build/**"
 
 linter:
-  # The lint rules applied to this project can be customized in the
-  # section below to disable rules from the `package:flutter_lints/flutter.yaml`
-  # included above or to enable additional rules. A list of all available lints
-  # and their documentation is published at
-  # https://dart-lang.github.io/linter/lints/index.html.
-  #
-  # Instead of disabling a lint rule for the entire project in the
-  # section below, it can also be suppressed for a single line of code
-  # or a specific dart file by using the `// ignore: name_of_lint` and
-  # `// ignore_for_file: name_of_lint` syntax on the line or in the file
-  # producing the lint.
   rules:
-    # avoid_print: false  # Uncomment to disable the `avoid_print` rule
-    # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
-    file_names: false
+    # === Project conventions ===
     prefer_relative_imports: true
-    unnecessary_lambdas: true
     prefer_single_quotes: true
-    prefer_if_elements_to_conditional_expressions: true
-    prefer_expression_function_bodies: true
-    omit_local_variable_types: true
     eol_at_end_of_file: true
-    cast_nullable_to_non_nullable: true
-    avoid_void_async: true
+    omit_local_variable_types: true
     avoid_multiple_declarations_per_line: true
 
-# Additional information about this file can be found at
-# https://dart.dev/guides/language/analysis-options
+    # === Bug catchers ===
+    always_declare_return_types: true
+    avoid_empty_else: true
+    avoid_slow_async_io: true
+    avoid_type_to_string: true
+    avoid_void_async: true
+    await_only_futures: true
+    cancel_subscriptions: true
+    cast_nullable_to_non_nullable: true
+    close_sinks: true
+    empty_catches: true
+    hash_and_equals: true
+    no_adjacent_strings_in_list: true
+    no_duplicate_case_values: true
+    test_types_in_equals: true
+    throw_in_finally: true
+    unawaited_futures: true
+    unnecessary_statements: true
+    unrelated_type_equality_checks: true
+    use_build_context_synchronously: true
+    valid_regexps: true
+
+    # === Flutter widget hygiene ===
+    avoid_unnecessary_containers: true
+    sized_box_for_whitespace: true
+    sort_child_properties_last: true
+    use_colored_box: true
+    use_decorated_box: true
+    use_full_hex_values_for_flutter_colors: true
+    use_key_in_widget_constructors: true
+
+    # === Code clarity ===
+    directives_ordering: true
+    library_prefixes: true
+    no_leading_underscores_for_local_identifiers: true
+    prefer_conditional_assignment: true
+    prefer_if_elements_to_conditional_expressions: true
+    prefer_if_null_operators: true
+    prefer_initializing_formals: true
+    prefer_interpolation_to_compose_strings: true
+    prefer_is_empty: true
+    prefer_is_not_empty: true
+    prefer_is_not_operator: true
+    prefer_iterable_whereType: true
+    prefer_null_aware_operators: true
+    prefer_spread_collections: true
+    prefer_void_to_null: true
+    unnecessary_await_in_return: true
+    unnecessary_brace_in_string_interps: true
+    unnecessary_lambdas: true
+    unnecessary_null_aware_assignments: true
+    unnecessary_null_checks: true
+    unnecessary_parenthesis: true
+    unnecessary_string_interpolations: true
+    use_super_parameters: true
+
+    # === File naming ===
+    file_names: true

android/app/build.gradle

@@ -25,7 +25,7 @@ if (flutterVersionName == null) {
 android {
     namespace "eu.mhsl.marianum.mobile.client"
     compileSdk flutter.compileSdkVersion
-    ndkVersion "27.0.12077973"
+    ndkVersion "28.2.13676358"
 
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_17

flutter_native_splash.yaml

@@ -54,7 +54,7 @@ flutter_native_splash:
     # 640 pixels in diameter.
     # App icon without an icon background: This should be 1152×1152 pixels, and fit within a circle
     # 768 pixels in diameter.
-    image: assets/logo/icon-android12.png
+    image: assets/logo/icon/icon-android12.png
 
     # Splash screen background color.
     color: "#993333"

ios/Runner/Info.plist

@@ -26,6 +26,8 @@
 		<string>$(FLUTTER_BUILD_NUMBER)</string>
 		<key>LSRequiresIPhoneOS</key>
 		<true/>
+		<key>NSCameraUsageDescription</key>
+		<string>Um Fotos direkt aus der App aufnehmen und teilen zu können wird Zugriff auf die Kamera benötigt.</string>
 		<key>NSPhotoLibraryUsageDescription</key>
 		<string>Um Medien mit anderen zu teilen wird Zugriff zu deine Dateien benötigt.</string>
 		<key>UIApplicationSupportsIndirectInputEvents</key>

lib/api/api_error.dart

@@ -1,4 +1,4 @@
-class ApiError {
+class ApiError implements Exception {
   String message;
 
   ApiError(this.message);

lib/api/errors/app_exception.dart

@@ -0,0 +1,16 @@
+abstract class AppException implements Exception {
+  final String userMessage;
+  final String? technicalDetails;
+  final bool allowRetry;
+
+  const AppException({
+    required this.userMessage,
+    this.technicalDetails,
+    this.allowRetry = true,
+  });
+
+  @override
+  String toString() => technicalDetails == null
+      ? '$runtimeType: $userMessage'
+      : '$runtimeType: $userMessage ($technicalDetails)';
+}

lib/api/errors/auth_exception.dart

@@ -0,0 +1,23 @@
+import 'app_exception.dart';
+
+class AuthException extends AppException {
+  final int statusCode;
+
+  const AuthException({
+    required this.statusCode,
+    required super.userMessage,
+    super.technicalDetails,
+  }) : super(allowRetry: false);
+
+  factory AuthException.unauthorized({String? technicalDetails}) => AuthException(
+        statusCode: 401,
+        userMessage: 'Bitte melde dich erneut an, um fortzufahren.',
+        technicalDetails: technicalDetails,
+      );
+
+  factory AuthException.forbidden({String? technicalDetails}) => AuthException(
+        statusCode: 403,
+        userMessage: 'Du hast keine Berechtigung für diese Aktion.',
+        technicalDetails: technicalDetails,
+      );
+}

lib/api/errors/error_mapper.dart

@@ -0,0 +1,64 @@
+import 'dart:async';
+import 'dart:io';
+
+import 'package:http/http.dart' as http;
+
+import '../api_error.dart';
+import '../marianumcloud/talk/talk_error.dart';
+import '../webuntis/webuntis_error.dart';
+import 'app_exception.dart';
+import 'network_exception.dart';
+import 'parse_exception.dart';
+import 'talk_exception.dart';
+import 'webuntis_exception.dart';
+
+const String _defaultFallback = 'Etwas ist schiefgelaufen. Bitte versuche es erneut.';
+
+String errorToUserMessage(Object? error, {String fallback = _defaultFallback}) {
+  if (error == null) return fallback;
+  if (error is AppException) return error.userMessage;
+
+  if (error is TalkError) return TalkException(error).userMessage;
+  if (error is WebuntisError) return WebuntisException(error).userMessage;
+
+  if (error is SocketException) {
+    return const NetworkException().userMessage;
+  }
+  if (error is TimeoutException) {
+    return NetworkException.timeout().userMessage;
+  }
+  if (error is http.ClientException) {
+    return const NetworkException().userMessage;
+  }
+  if (error is HandshakeException) {
+    return 'Sichere Verbindung konnte nicht hergestellt werden.';
+  }
+  if (error is FormatException) {
+    return const ParseException().userMessage;
+  }
+  if (error is ApiError) {
+    return _stripDioPrefix(error.message);
+  }
+
+  return fallback;
+}
+
+String? errorToTechnicalDetails(Object? error) {
+  if (error == null) return null;
+  if (error is AppException) return error.technicalDetails ?? error.toString();
+  if (error is TalkError) return TalkException(error).technicalDetails;
+  if (error is WebuntisError) return WebuntisException(error).technicalDetails;
+  return error.toString();
+}
+
+bool errorAllowsRetry(Object? error) {
+  if (error == null) return true;
+  if (error is AppException) return error.allowRetry;
+  return true;
+}
+
+String _stripDioPrefix(String raw) {
+  // ApiError messages embed full request URIs; only surface the first line.
+  final firstLine = raw.split('\n').first.trim();
+  return firstLine.isEmpty ? _defaultFallback : firstLine;
+}

lib/api/errors/network_exception.dart

@@ -0,0 +1,13 @@
+import 'app_exception.dart';
+
+class NetworkException extends AppException {
+  const NetworkException({
+    super.userMessage = 'Keine Internetverbindung. Bitte prüfe dein Netzwerk und versuche es erneut.',
+    super.technicalDetails,
+  }) : super(allowRetry: true);
+
+  factory NetworkException.timeout({String? technicalDetails}) => NetworkException(
+        userMessage: 'Der Server hat zu lange gebraucht. Bitte versuche es erneut.',
+        technicalDetails: technicalDetails,
+      );
+}

lib/api/errors/not_found_exception.dart

@@ -0,0 +1,8 @@
+import 'app_exception.dart';
+
+class NotFoundException extends AppException {
+  const NotFoundException({
+    super.userMessage = 'Der angeforderte Eintrag wurde nicht gefunden.',
+    super.technicalDetails,
+  }) : super(allowRetry: false);
+}

lib/api/errors/parse_exception.dart

@@ -0,0 +1,8 @@
+import 'app_exception.dart';
+
+class ParseException extends AppException {
+  const ParseException({
+    super.userMessage = 'Die Antwort des Servers konnte nicht gelesen werden.',
+    super.technicalDetails,
+  }) : super(allowRetry: true);
+}

lib/api/errors/server_exception.dart

@@ -0,0 +1,14 @@
+import 'app_exception.dart';
+
+class ServerException extends AppException {
+  final int statusCode;
+
+  ServerException({
+    required this.statusCode,
+    String? userMessage,
+    super.technicalDetails,
+  }) : super(
+          userMessage: userMessage ?? 'Der Server hat gerade Probleme (Status $statusCode). Bitte später erneut versuchen.',
+          allowRetry: true,
+        );
+}

lib/api/errors/talk_exception.dart

@@ -0,0 +1,33 @@
+import '../marianumcloud/talk/talk_error.dart';
+import 'app_exception.dart';
+
+class TalkException extends AppException {
+  final TalkError source;
+
+  TalkException(this.source)
+      : super(
+          userMessage: _mapMessage(source),
+          technicalDetails: 'Talk ${source.status} (${source.code}): ${source.message}',
+          allowRetry: source.code >= 500,
+        );
+
+  static String _mapMessage(TalkError e) {
+    switch (e.code) {
+      case 401:
+        return 'Bitte melde dich erneut an, um auf Talk zuzugreifen.';
+      case 403:
+        return 'Du hast keine Berechtigung für diese Talk-Aktion.';
+      case 404:
+        return 'Dieser Chat existiert nicht oder wurde entfernt.';
+      case 412:
+        return 'Diese Aktion ist im aktuellen Chat-Zustand nicht erlaubt.';
+      case 429:
+        return 'Zu viele Anfragen. Bitte kurz warten und erneut versuchen.';
+      default:
+        if (e.code >= 500) {
+          return 'Talk-Server hat gerade Probleme (${e.code}).';
+        }
+        return e.message.isNotEmpty ? e.message : 'Talk meldet einen Fehler (${e.code}).';
+    }
+  }
+}

lib/api/errors/webuntis_exception.dart

@@ -0,0 +1,31 @@
+import '../webuntis/webuntis_error.dart';
+import 'app_exception.dart';
+
+class WebuntisException extends AppException {
+  final WebuntisError source;
+
+  WebuntisException(this.source)
+      : super(
+          userMessage: _mapMessage(source),
+          technicalDetails: 'WebUntis (${source.code}): ${source.message}',
+          allowRetry: true,
+        );
+
+  static String _mapMessage(WebuntisError e) {
+    switch (e.code) {
+      case -8504:
+      case -8502:
+        return 'WebUntis-Anmeldung abgelaufen. Bitte erneut anmelden.';
+      case -8520:
+        return 'Bitte melde dich erneut an.';
+      case -7004:
+        return 'Für diesen Zeitraum sind keine Stundenplandaten verfügbar.';
+      case -32601:
+        return 'WebUntis kennt diese Anfrage nicht. Bitte App aktualisieren.';
+      default:
+        return e.message.isNotEmpty
+            ? 'WebUntis: ${e.message}'
+            : 'WebUntis konnte die Anfrage nicht bearbeiten (Code ${e.code}).';
+    }
+  }
+}

lib/api/holidays/getHolidaysCache.dart

@@ -1,26 +0,0 @@
-import 'dart:convert';
-
-import '../requestCache.dart';
-import 'getHolidays.dart';
-import 'getHolidaysResponse.dart';
-
-class GetHolidaysCache extends RequestCache<GetHolidaysResponse> {
-  GetHolidaysCache({onUpdate, renew}) : super(RequestCache.cacheDay, onUpdate, renew: renew) {
-    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/holidays/get_holidays.dart

@@ -1,7 +1,7 @@
 import 'dart:convert';
 import 'package:http/http.dart' as http;
 
-import 'getHolidaysResponse.dart';
+import 'get_holidays_response.dart';
 
 class GetHolidays {
   Future<GetHolidaysResponse> query() async {

lib/api/holidays/get_holidays_cache.dart

@@ -0,0 +1,18 @@
+import '../request_cache.dart';
+import 'get_holidays.dart';
+import 'get_holidays_response.dart';
+
+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');
+  }
+}

lib/api/holidays/get_holidays_response.dart

@@ -1,9 +1,9 @@
 
 import 'package:json_annotation/json_annotation.dart';
 
-import '../apiResponse.dart';
+import '../api_response.dart';
 
-part 'getHolidaysResponse.g.dart';
+part 'get_holidays_response.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class GetHolidaysResponse extends ApiResponse {

lib/api/holidays/get_holidays_response.g.dart

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

lib/api/marianumcloud/autocomplete/autocompleteApi.dart

@@ -1,32 +0,0 @@
-import 'dart:convert';
-import 'dart:io';
-
-import 'package:http/http.dart' as http;
-
-import '../../../model/accountData.dart';
-import '../../../model/endpointData.dart';
-import 'autocompleteResponse.dart';
-
-class AutocompleteApi {
-  Future<AutocompleteResponse> find(String query) async {
-    var getParameters = <String, dynamic>{
-      'search': query,
-      'itemType': ' ',
-      'itemId': ' ',
-      'shareTypes[]': ['0'],
-      'limit': '10',
-    };
-
-    var headers = <String, String>{};
-    headers.putIfAbsent('Accept', () => 'application/json');
-    headers.putIfAbsent('OCS-APIRequest', () => 'true');
-
-    var endpoint = Uri.https('${AccountData().buildHttpAuthString()}@${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']);
-  }
-
-}

lib/api/marianumcloud/autocomplete/autocomplete_api.dart

@@ -0,0 +1,28 @@
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:http/http.dart' as http;
+
+import '../nextcloud_ocs.dart';
+import 'autocomplete_response.dart';
+
+class AutocompleteApi {
+  Future<AutocompleteResponse> find(String query) async {
+    final endpoint = NextcloudOcs.uri(
+      'core/autocomplete/get',
+      queryParameters: {
+        'search': query,
+        'itemType': ' ',
+        'itemId': ' ',
+        'shareTypes[]': ['0'],
+        'limit': '10',
+      },
+    );
+    final response = await http.get(endpoint, headers: NextcloudOcs.headers());
+    if (response.statusCode != HttpStatus.ok) {
+      throw Exception('Api call failed with ${response.statusCode}: ${response.body}');
+    }
+    final decoded = jsonDecode(response.body) as Map<String, dynamic>;
+    return AutocompleteResponse.fromJson(decoded['ocs'] as Map<String, dynamic>);
+  }
+}

lib/api/marianumcloud/autocomplete/autocomplete_response.dart

@@ -1,6 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
 
-part 'autocompleteResponse.g.dart';
+part 'autocomplete_response.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class AutocompleteResponse {

lib/api/marianumcloud/autocomplete/autocomplete_response.g.dart

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

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

@@ -1,22 +0,0 @@
-import 'dart:io';
-
-import 'package:http/http.dart' as http;
-
-import '../../../model/accountData.dart';
-import '../../../model/endpointData.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');
-
-    var endpoint = Uri.https('${AccountData().buildHttpAuthString()}@${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) {
-      throw Exception('Api call failed with ${response.statusCode}: ${response.body}');
-    }
-  }
-}

lib/api/marianumcloud/files_sharing/file_sharing_api.dart

@@ -0,0 +1,19 @@
+import 'dart:io';
+
+import 'package:http/http.dart' as http;
+
+import '../nextcloud_ocs.dart';
+import 'file_sharing_api_params.dart';
+
+class FileSharingApi {
+  Future<void> share(FileSharingApiParams query) async {
+    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/files_sharing/file_sharing_api_params.dart

@@ -1,6 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
 
-part 'fileSharingApiParams.g.dart';
+part 'file_sharing_api_params.g.dart';
 
 @JsonSerializable()
 class FileSharingApiParams {

lib/api/marianumcloud/files_sharing/file_sharing_api_params.g.dart

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

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 '../../../api_params.dart';
+import '../../../api_response.dart';
+import '../talk_api.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

@@ -1,28 +0,0 @@
-import 'dart:convert';
-
-import '../../../requestCache.dart';
-import 'getChat.dart';
-import 'getChatParams.dart';
-import 'getChatResponse.dart';
-
-class GetChatCache extends RequestCache<GetChatResponse> {
-  String chatToken;
-
-  GetChatCache({required onUpdate, required this.chatToken}) : super(RequestCache.cacheNothing, onUpdate) {
-    start('nc-chat-$chatToken');
-  }
-
-  @override
-  Future<GetChatResponse> onLoad() => GetChat(
-      chatToken,
-      GetChatParams(
-        lookIntoFuture: GetChatParamsSwitch.off,
-        setReadMarker: GetChatParamsSwitch.on,
-        limit: 200,
-      )
-    ).run();
-
-  @override
-  GetChatResponse onLocalData(String json) => GetChatResponse.fromJson(jsonDecode(json));
-
-}

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

@@ -3,9 +3,9 @@ import 'dart:convert';
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
 
-import '../talkApi.dart';
-import 'getChatParams.dart';
-import 'getChatResponse.dart';
+import '../talk_api.dart';
+import 'get_chat_params.dart';
+import 'get_chat_response.dart';
 
 class GetChat extends TalkApi<GetChatResponse> {
   String chatToken;
@@ -14,7 +14,10 @@ class GetChat extends TalkApi<GetChatResponse> {
   GetChat(this.chatToken, this.params) : super('v1/chat/$chatToken', null, getParameters: params.toJson());
 
   @override
-  assemble(String raw) => GetChatResponse.fromJson(jsonDecode(raw)['ocs']);
+  GetChatResponse assemble(String raw) {
+    final decoded = jsonDecode(raw) as Map<String, dynamic>;
+    return GetChatResponse.fromJson(decoded['ocs'] as Map<String, dynamic>);
+  }
 
   @override
   Future<Response> request(Uri uri, Object? body, Map<String, String>? headers) => http.get(uri, headers: headers);

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

@@ -0,0 +1,26 @@
+import '../../../request_cache.dart';
+import 'get_chat.dart';
+import 'get_chat_params.dart';
+import 'get_chat_response.dart';
+
+class GetChatCache extends SimpleCache<GetChatResponse> {
+  GetChatCache({
+    super.onCacheData,
+    super.onNetworkData,
+    super.onError,
+    required String chatToken,
+  }) : super(
+          cacheTime: RequestCache.cacheNothing,
+          loader: () => GetChat(
+            chatToken,
+            GetChatParams(
+              lookIntoFuture: GetChatParamsSwitch.off,
+              setReadMarker: GetChatParamsSwitch.on,
+              limit: 200,
+            ),
+          ).run(),
+          fromJson: GetChatResponse.fromJson,
+        ) {
+    start('nc-chat-$chatToken');
+  }
+}

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

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiParams.dart';
+import '../../../api_params.dart';
 
-part 'getChatParams.g.dart';
+part 'get_chat_params.g.dart';
 
 @JsonSerializable(explicitToJson: true, includeIfNull: false)
 class GetChatParams extends ApiParams {

lib/api/marianumcloud/talk/chat/get_chat_params.g.dart

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

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

@@ -1,10 +1,10 @@
 import 'package:jiffy/jiffy.dart';
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiResponse.dart';
-import '../room/getRoomResponse.dart';
+import '../../../api_response.dart';
+import '../room/get_room_response.dart';
 
-part 'getChatResponse.g.dart';
+part 'get_chat_response.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class GetChatResponse extends ApiResponse {
@@ -86,11 +86,11 @@ class GetChatResponseObject {
 
 }
 
-Map<String, RichObjectString>? _fromJson(json) {
-  if(json is Map<String, dynamic>) {
-    var data = <String, RichObjectString>{};
-    for (var element in json.keys) {
-      data.putIfAbsent(element, () => RichObjectString.fromJson(json[element]));
+Map<String, RichObjectString>? _fromJson(dynamic json) {
+  if (json is Map<String, dynamic>) {
+    final data = <String, RichObjectString>{};
+    for (final element in json.keys) {
+      data.putIfAbsent(element, () => RichObjectString.fromJson(json[element] as Map<String, dynamic>));
     }
     return data;
   }

lib/api/marianumcloud/talk/chat/get_chat_response.g.dart

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

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

@@ -1,5 +1,5 @@
 
-import 'getChatResponse.dart';
+import 'get_chat_response.dart';
 
 class RichObjectStringProcessor {
   static String parseToString(String message, Map<String, RichObjectString>? data) {

lib/api/marianumcloud/talk/create_room/create_room.dart

@@ -2,15 +2,15 @@
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
 
-import '../talkApi.dart';
-import 'createRoomParams.dart';
+import '../talk_api.dart';
+import 'create_room_params.dart';
 class CreateRoom extends TalkApi {
   CreateRoomParams params;
 
   CreateRoom(this.params) : super('v4/room', params);
 
   @override
-  assemble(String raw) => null;
+  Null assemble(String raw) => null;
 
   @override
   Future<Response>? request(Uri uri, Object? body, Map<String, String>? headers) {

lib/api/marianumcloud/talk/create_room/create_room_params.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiParams.dart';
+import '../../../api_params.dart';
 
-part 'createRoomParams.g.dart';
+part 'create_room_params.g.dart';
 
 @JsonSerializable()
 class CreateRoomParams extends ApiParams {

lib/api/marianumcloud/talk/create_room/create_room_params.g.dart

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

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/delete_react_message/delete_react_message.dart

@@ -1,9 +1,9 @@
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
 
-import '../../../apiParams.dart';
-import '../talkApi.dart';
-import 'deleteReactMessageParams.dart';
+import '../../../api_params.dart';
+import '../talk_api.dart';
+import 'delete_react_message_params.dart';
 
 class DeleteReactMessage extends TalkApi {
   String chatToken;
@@ -11,7 +11,7 @@ class DeleteReactMessage extends TalkApi {
   DeleteReactMessage({required this.chatToken, required this.messageId, required DeleteReactMessageParams params}) : super('v1/reaction/$chatToken/$messageId', params);
 
   @override
-  assemble(String raw) => null;
+  Null assemble(String raw) => null;
 
   @override
   Future<Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers) {

lib/api/marianumcloud/talk/delete_react_message/delete_react_message_params.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiParams.dart';
+import '../../../api_params.dart';
 
-part 'deleteReactMessageParams.g.dart';
+part 'delete_react_message_params.g.dart';
 
 @JsonSerializable()
 class DeleteReactMessageParams extends ApiParams {

lib/api/marianumcloud/talk/delete_react_message/delete_react_message_params.g.dart

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

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

@@ -1,22 +0,0 @@
-import 'dart:convert';
-
-import '../../../requestCache.dart';
-import 'getParticipants.dart';
-import 'getParticipantsResponse.dart';
-
-class GetParticipantsCache extends RequestCache<GetParticipantsResponse> {
-  String chatToken;
-
-  GetParticipantsCache({required onUpdate, required this.chatToken}) : super(RequestCache.cacheNothing, 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/get_participants/get_participants.dart

@@ -2,15 +2,18 @@ import 'dart:convert';
 
 import 'package:http/http.dart' as http;
 
-import '../talkApi.dart';
-import 'getParticipantsResponse.dart';
+import '../talk_api.dart';
+import 'get_participants_response.dart';
 
 class GetParticipants extends TalkApi<GetParticipantsResponse> {
   String token;
   GetParticipants(this.token) : super('v4/room/$token/participants', null);
 
   @override
-  GetParticipantsResponse assemble(String raw) => GetParticipantsResponse.fromJson(jsonDecode(raw)['ocs']);
+  GetParticipantsResponse assemble(String raw) {
+    final decoded = jsonDecode(raw) as Map<String, dynamic>;
+    return GetParticipantsResponse.fromJson(decoded['ocs'] as Map<String, dynamic>);
+  }
 
   @override
   Future<http.Response> request(Uri uri, Object? body, Map<String, String>? headers) => http.get(uri, headers: headers);

lib/api/marianumcloud/talk/get_participants/get_participants_cache.dart

@@ -0,0 +1,17 @@
+import '../../../request_cache.dart';
+import 'get_participants.dart';
+import 'get_participants_response.dart';
+
+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');
+  }
+}

lib/api/marianumcloud/talk/get_participants/get_participants_response.dart

@@ -1,9 +1,9 @@
 
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiResponse.dart';
+import '../../../api_response.dart';
 
-part 'getParticipantsResponse.g.dart';
+part 'get_participants_response.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class GetParticipantsResponse extends ApiResponse {

lib/api/marianumcloud/talk/get_participants/get_participants_response.g.dart

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

lib/api/marianumcloud/talk/get_poll/get_poll_state.dart

@@ -2,8 +2,8 @@ import 'dart:convert';
 
 import 'package:http/http.dart' as http;
 
-import '../talkApi.dart';
-import 'getPollStateResponse.dart';
+import '../talk_api.dart';
+import 'get_poll_state_response.dart';
 
 class GetPollState extends TalkApi<GetPollStateResponse> {
   String token;
@@ -11,7 +11,10 @@ class GetPollState extends TalkApi<GetPollStateResponse> {
   GetPollState({required this.token, required this.pollId}) : super('v1/poll/$token/$pollId', null);
 
   @override
-  GetPollStateResponse assemble(String raw) => GetPollStateResponse.fromJson(jsonDecode(raw)['ocs']);
+  GetPollStateResponse assemble(String raw) {
+    final decoded = jsonDecode(raw) as Map<String, dynamic>;
+    return GetPollStateResponse.fromJson(decoded['ocs'] as Map<String, dynamic>);
+  }
 
   @override
   Future<http.Response> request(Uri uri, Object? body, Map<String, String>? headers) => http.get(uri, headers: headers);

lib/api/marianumcloud/talk/get_poll/get_poll_state_response.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiResponse.dart';
+import '../../../api_response.dart';
 
-part 'getPollStateResponse.g.dart';
+part 'get_poll_state_response.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class GetPollStateResponse extends ApiResponse {

lib/api/marianumcloud/talk/get_poll/get_poll_state_response.g.dart

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

lib/api/marianumcloud/talk/get_reactions/get_reactions.dart

@@ -3,9 +3,9 @@ import 'dart:convert';
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
 
-import '../../../apiParams.dart';
-import '../talkApi.dart';
-import 'getReactionsResponse.dart';
+import '../../../api_params.dart';
+import '../talk_api.dart';
+import 'get_reactions_response.dart';
 
 class GetReactions extends TalkApi<GetReactionsResponse> {
   String chatToken;
@@ -13,7 +13,10 @@ class GetReactions extends TalkApi<GetReactionsResponse> {
   GetReactions({required this.chatToken, required this.messageId}) : super('v1/reaction/$chatToken/$messageId', null);
 
   @override
-  assemble(String raw) => GetReactionsResponse.fromJson(jsonDecode(raw)['ocs']);
+  GetReactionsResponse assemble(String raw) {
+    final decoded = jsonDecode(raw) as Map<String, dynamic>;
+    return GetReactionsResponse.fromJson(decoded['ocs'] as Map<String, dynamic>);
+  }
 
   @override
   Future<Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers) => http.get(uri, headers: headers);

lib/api/marianumcloud/talk/get_reactions/get_reactions_response.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiResponse.dart';
+import '../../../api_response.dart';
 
-part 'getReactionsResponse.g.dart';
+part 'get_reactions_response.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class GetReactionsResponse extends ApiResponse {

lib/api/marianumcloud/talk/get_reactions/get_reactions_response.g.dart

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

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/react_message/react_message.dart

@@ -1,9 +1,9 @@
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
 
-import '../../../apiParams.dart';
-import '../talkApi.dart';
-import 'reactMessageParams.dart';
+import '../../../api_params.dart';
+import '../talk_api.dart';
+import 'react_message_params.dart';
 
 class ReactMessage extends TalkApi {
   String chatToken;
@@ -11,7 +11,7 @@ class ReactMessage extends TalkApi {
   ReactMessage({required this.chatToken, required this.messageId, required ReactMessageParams params}) : super('v1/reaction/$chatToken/$messageId', params);
 
   @override
-  assemble(String raw) => null;
+  Null assemble(String raw) => null;
 
   @override
   Future<Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers) {

lib/api/marianumcloud/talk/react_message/react_message_params.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiParams.dart';
+import '../../../api_params.dart';
 
-part 'reactMessageParams.g.dart';
+part 'react_message_params.g.dart';
 
 @JsonSerializable()
 class ReactMessageParams extends ApiParams {

lib/api/marianumcloud/talk/react_message/react_message_params.g.dart

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

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

@@ -1,23 +0,0 @@
-import 'dart:convert';
-
-
-import '../../../requestCache.dart';
-import 'getRoom.dart';
-import 'getRoomParams.dart';
-import 'getRoomResponse.dart';
-
-class GetRoomCache extends RequestCache<GetRoomResponse> {
-  GetRoomCache({onUpdate, renew}) : super(RequestCache.cacheMinute, onUpdate, renew: renew) {
-    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/room/get_room.dart

@@ -2,9 +2,9 @@ import 'dart:convert';
 
 import 'package:http/http.dart' as http;
 
-import '../talkApi.dart';
-import 'getRoomParams.dart';
-import 'getRoomResponse.dart';
+import '../talk_api.dart';
+import 'get_room_params.dart';
+import 'get_room_response.dart';
 
 
 class GetRoom extends TalkApi<GetRoomResponse> {
@@ -14,7 +14,10 @@ class GetRoom extends TalkApi<GetRoomResponse> {
 
 
   @override
-  GetRoomResponse assemble(String raw) => GetRoomResponse.fromJson(jsonDecode(raw)['ocs']);
+  GetRoomResponse assemble(String raw) {
+    final decoded = jsonDecode(raw) as Map<String, dynamic>;
+    return GetRoomResponse.fromJson(decoded['ocs'] as Map<String, dynamic>);
+  }
 
   @override
   Future<http.Response> request(Uri uri, Object? body, Map<String, String>? headers) => http.get(uri, headers: headers);

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

@@ -0,0 +1,15 @@
+import '../../../request_cache.dart';
+import 'get_room.dart';
+import 'get_room_params.dart';
+import 'get_room_response.dart';
+
+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');
+  }
+}

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

@@ -1,9 +1,9 @@
 
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiParams.dart';
+import '../../../api_params.dart';
 
-part 'getRoomParams.g.dart';
+part 'get_room_params.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class GetRoomParams extends ApiParams {

lib/api/marianumcloud/talk/room/get_room_params.g.dart

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

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

@@ -1,9 +1,9 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiResponse.dart';
-import '../chat/getChatResponse.dart';
+import '../../../api_response.dart';
+import '../chat/get_chat_response.dart';
 
-part 'getRoomResponse.g.dart';
+part 'get_room_response.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class GetRoomResponse extends ApiResponse {

lib/api/marianumcloud/talk/room/get_room_response.g.dart

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

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

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

lib/api/marianumcloud/talk/send_message/send_message.dart

@@ -1,16 +1,16 @@
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
 
-import '../../../apiParams.dart';
-import '../talkApi.dart';
-import 'sendMessageParams.dart';
+import '../../../api_params.dart';
+import '../talk_api.dart';
+import 'send_message_params.dart';
 
 class SendMessage extends TalkApi {
   String chatToken;
   SendMessage(this.chatToken, SendMessageParams params) : super('v1/chat/$chatToken', params);
 
   @override
-  assemble(String raw) => null;
+  Null assemble(String raw) => null;
 
   @override
   Future<Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers) {

lib/api/marianumcloud/talk/send_message/send_message_params.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiParams.dart';
+import '../../../api_params.dart';
 
-part 'sendMessageParams.g.dart';
+part 'send_message_params.g.dart';
 
 @JsonSerializable(explicitToJson: true, includeIfNull: false)
 class SendMessageParams extends ApiParams {

lib/api/marianumcloud/talk/send_message/send_message_params.g.dart

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

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/set_read_marker/set_read_marker.dart

@@ -2,8 +2,8 @@
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
 
-import '../talkApi.dart';
-import 'setReadMarkerParams.dart';
+import '../talk_api.dart';
+import 'set_read_marker_params.dart';
 
 class SetReadMarker extends TalkApi {
   String chatToken;
@@ -15,7 +15,7 @@ class SetReadMarker extends TalkApi {
   }
 
   @override
-  assemble(String raw) => null;
+  Null assemble(String raw) => null;
 
   @override
   Future<Response> request(Uri uri, Object? body, Map<String, String>? headers) {

lib/api/marianumcloud/talk/set_read_marker/set_read_marker_params.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../apiParams.dart';
+import '../../../api_params.dart';
 
-part 'setReadMarkerParams.g.dart';
+part 'set_read_marker_params.g.dart';
 
 @JsonSerializable()
 class SetReadMarkerParams extends ApiParams {

lib/api/marianumcloud/talk/set_read_marker/set_read_marker_params.g.dart

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

lib/api/marianumcloud/talk/talkApi.dart

@@ -1,66 +0,0 @@
-import 'dart:developer';
-
-import 'package:http/http.dart' as http;
-
-import '../../../model/accountData.dart';
-import '../../../model/endpointData.dart';
-import '../../apiError.dart';
-import '../../apiParams.dart';
-import '../../apiRequest.dart';
-import '../../apiResponse.dart';
-
-enum TalkApiMethod {
-  get,
-  post,
-  put,
-  delete,
-}
-
-abstract class TalkApi<T extends ApiResponse?> extends ApiRequest {
-  String path;
-  ApiParams? body;
-  Map<String, String>? headers = {};
-  Map<String, dynamic>? getParameters;
-
-  http.Response? response;
-
-  TalkApi(this.path, this.body, {this.headers, this.getParameters});
-
-  Future<http.Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers);
-  T assemble(String raw);
-
-  Future<T> run() async {
-    getParameters?.forEach((key, value) {
-      getParameters?.update(key, (value) => value.toString());
-    });
-
-    var endpoint = Uri.https('${AccountData().buildHttpAuthString()}@${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');
-
-    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) {
-      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);
-      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()}';
-      log(message);
-      throw Exception(message);
-    }
-  }
-}

lib/api/marianumcloud/talk/talk_api.dart

@@ -0,0 +1,77 @@
+import 'dart:async';
+import 'dart:developer';
+import 'dart:io';
+
+import 'package:http/http.dart' as http;
+
+import '../../api_params.dart';
+import '../../api_request.dart';
+import '../../api_response.dart';
+import '../../errors/auth_exception.dart';
+import '../../errors/network_exception.dart';
+import '../../errors/not_found_exception.dart';
+import '../../errors/parse_exception.dart';
+import '../../errors/server_exception.dart';
+import '../nextcloud_ocs.dart';
+
+enum TalkApiMethod {
+  get,
+  post,
+  put,
+  delete,
+}
+
+abstract class TalkApi<T extends ApiResponse?> extends ApiRequest {
+  String path;
+  ApiParams? body;
+  Map<String, String>? headers;
+  Map<String, dynamic>? getParameters;
+
+  http.Response? response;
+
+  TalkApi(this.path, this.body, {this.headers, this.getParameters});
+
+  Future<http.Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers);
+  T assemble(String raw);
+
+  Future<T> run() async {
+    final endpoint = NextcloudOcs.uri('apps/spreed/api/$path', queryParameters: getParameters);
+    final mergedHeaders = {...NextcloudOcs.headers(), ...?headers};
+
+    final http.Response data;
+    try {
+      final raw = await request(endpoint, body, mergedHeaders);
+      if (raw == null) {
+        throw const NetworkException(
+          userMessage: 'Keine Antwort vom Talk-Server erhalten.',
+          technicalDetails: 'Talk request returned null',
+        );
+      }
+      data = raw;
+    } on SocketException catch (e) {
+      throw NetworkException(technicalDetails: 'Talk $endpoint: ${e.message}');
+    } on TimeoutException catch (e) {
+      throw NetworkException.timeout(technicalDetails: 'Talk $endpoint: $e');
+    } on http.ClientException catch (e) {
+      throw NetworkException(technicalDetails: 'Talk $endpoint: ${e.message}');
+    }
+
+    final status = data.statusCode;
+    if (status < 200 || status >= 300) {
+      final detail = 'Talk $endpoint -> HTTP $status';
+      log(detail);
+      if (status == 401) throw AuthException.unauthorized(technicalDetails: detail);
+      if (status == 403) throw AuthException.forbidden(technicalDetails: detail);
+      if (status == 404) throw NotFoundException(technicalDetails: detail);
+      throw ServerException(statusCode: status, technicalDetails: detail);
+    }
+
+    try {
+      final assembled = assemble(data.body);
+      assembled?.headers = data.headers;
+      return assembled;
+    } catch (e) {
+      throw ParseException(technicalDetails: 'Talk $endpoint assemble: $e');
+    }
+  }
+}

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/downloadFile/downloadFile.dart

@@ -1,22 +0,0 @@
-
-
-import '../../../../apiResponse.dart';
-import '../../webdavApi.dart';
-import 'downloadFileParams.dart';
-
-class DownloadFile extends WebdavApi<DownloadFileParams> {
-  DownloadFileParams params;
-
-  DownloadFile(this.params) : super(params);
-
-  @override
-  Future<ApiResponse> run() async {
-
-    // final file = await File(localPath).create();
-    // Uint8List downloadedFile = await (await WebdavApi.webdav).download(params.webdavPath);
-    // file.writeAsBytesSync(downloadedFile, flush: true, mode: FileMode.write);
-    //
-    // OpenFile.open(localPath);
-    throw UnimplementedError();
-  }
-}

lib/api/marianumcloud/webdav/queries/download_file/download_file.dart

@@ -0,0 +1,16 @@
+
+
+import '../../../../api_response.dart';
+import '../../webdav_api.dart';
+import 'download_file_params.dart';
+
+class DownloadFile extends WebdavApi<DownloadFileParams> {
+  DownloadFileParams params;
+
+  DownloadFile(this.params) : super(params);
+
+  @override
+  Future<ApiResponse> run() async {
+    throw UnimplementedError();
+  }
+}

lib/api/marianumcloud/webdav/queries/download_file/download_file_params.dart

@@ -1,8 +1,8 @@
 import 'package:json_annotation/json_annotation.dart';
 
-import '../../../../apiParams.dart';
+import '../../../../api_params.dart';
 
-part 'downloadFileParams.g.dart';
+part 'download_file_params.g.dart';
 
 @JsonSerializable()
 class DownloadFileParams extends ApiParams {

lib/api/marianumcloud/webdav/queries/download_file/download_file_params.g.dart

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