claude refactorings, flutter best practices, platform dependent changes, general cleanup

lib/api/mhsl/custom_timetable_event/remove/remove_custom_timetable_event.dart

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+import 'dart:convert';
+
+import 'package:http/http.dart';
+import 'package:http/http.dart' as http;
+
+import '../../mhsl_api.dart';
+import 'remove_custom_timetable_event_params.dart';
+
+class RemoveCustomTimetableEvent extends MhslApi<void> {
+  RemoveCustomTimetableEventParams params;
+
+  RemoveCustomTimetableEvent(this.params) : super('server/timetable/customEvents');
+
+  @override
+  void assemble(String raw) {}
+
+  @override
+  Future<Response>? request(Uri uri) => http.delete(uri, body: jsonEncode(params.toJson()));
+}

lib/api/mhsl/custom_timetable_event/remove/remove_custom_timetable_event_params.dart

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+import 'package:json_annotation/json_annotation.dart';
+
+part 'remove_custom_timetable_event_params.g.dart';
+
+@JsonSerializable()
+class RemoveCustomTimetableEventParams {
+  String id;
+
+  RemoveCustomTimetableEventParams(this.id);
+
+  factory RemoveCustomTimetableEventParams.fromJson(Map<String, dynamic> json) => _$RemoveCustomTimetableEventParamsFromJson(json);
+  Map<String, dynamic> toJson() => _$RemoveCustomTimetableEventParamsToJson(this);
+}

lib/api/mhsl/custom_timetable_event/remove/remove_custom_timetable_event_params.g.dart

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+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'remove_custom_timetable_event_params.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+RemoveCustomTimetableEventParams _$RemoveCustomTimetableEventParamsFromJson(
+  Map<String, dynamic> json,
+) => RemoveCustomTimetableEventParams(json['id'] as String);
+
+Map<String, dynamic> _$RemoveCustomTimetableEventParamsToJson(
+  RemoveCustomTimetableEventParams instance,
+) => <String, dynamic>{'id': instance.id};