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

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

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+import 'package:http/http.dart' as http;
+import 'package:http/http.dart';
+
+import '../../../api_params.dart';
+import '../talk_api.dart';
+import 'delete_react_message_params.dart';
+
+class DeleteReactMessage extends TalkApi {
+  String chatToken;
+  int messageId;
+  DeleteReactMessage({required this.chatToken, required this.messageId, required DeleteReactMessageParams params}) : super('v1/reaction/$chatToken/$messageId', params);
+
+  @override
+  Null assemble(String raw) => null;
+
+  @override
+  Future<Response>? request(Uri uri, ApiParams? body, Map<String, String>? headers) {
+    if(body is DeleteReactMessageParams) {
+      return http.delete(uri, headers: headers, body: body.toJson());
+    }
+    return null;
+  }
+
+}

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

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+import 'package:json_annotation/json_annotation.dart';
+
+import '../../../api_params.dart';
+
+part 'delete_react_message_params.g.dart';
+
+@JsonSerializable()
+class DeleteReactMessageParams extends ApiParams {
+  String reaction;
+
+  DeleteReactMessageParams(this.reaction);
+
+  factory DeleteReactMessageParams.fromJson(Map<String, dynamic> json) => _$DeleteReactMessageParamsFromJson(json);
+  Map<String, dynamic> toJson() => _$DeleteReactMessageParamsToJson(this);
+}

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

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+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'delete_react_message_params.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+DeleteReactMessageParams _$DeleteReactMessageParamsFromJson(
+  Map<String, dynamic> json,
+) => DeleteReactMessageParams(json['reaction'] as String);
+
+Map<String, dynamic> _$DeleteReactMessageParamsToJson(
+  DeleteReactMessageParams instance,
+) => <String, dynamic>{'reaction': instance.reaction};