Repository: localsend/localsend
File: lib/widget/dialogs/cannot_open_file_dialog.dart (Dart)

Code before:
import 'package:flutter/material.dart';
import 'package:localsend_app/gen/strings.g.dart';
import 'package:localsend_app/util/platform_check.dart';
import 'package:localsend_app/widget/dialogs/custom_bottom_sheet.dart';
import 'package:routerino/routerino.dart';
import '../../provider/receive_history_provider.dart';

class CannotOpenFileDialog extends StatelessWidget {
  final String path;

  const CannotOpenFileDialog({required this.path, super.key});

  static void open(BuildContext context, String path, String? fileId, ReceiveHistoryNotifier? filesRef) {
    if (checkPlatformIsDesktop()) {
      showDialog(
        context: context,
        builder: (_) => AlertDialog(
          title: Text(t.dialogs.cannotOpenFile.title),
          content: Text(t.dialogs.cannotOpenFile.content(file: path)),
          actions: [
            TextButton(
            onPressed: () => { filesRef!.removeEntry(fileId!), context.pop() },
            child: Text(t.receiveHistoryPage.entryActions.deleteFromHistory),
            ),
            TextButton(
              onPressed: () => context.pop(),
              child: Text(t.general.close),
            )
          ],
        ),
      );
    } else {
      context.pushBottomSheet(() => CannotOpenFileDialog(path: path));
    }
  }

  @override
  Widget build(BuildContext context) {
    return CustomBottomSheet(
      title: t.dialogs.cannotOpenFile.title,
      description: t.dialogs.cannotOpenFile.content(file: path),
      child: Center(
        child: ElevatedButton(
          onPressed: () => context.popUntilRoot(),
          child: Text(t.general.close),
        ),
      ),

Review comment (suggestion):
In Dart/Flutter, `=>` is used for single statements. You are returning a `Set` containing 2 items here.

You need something like this:

```dart
onPressed: () {
  a();
  b();
}
```

Code after:
import 'package:flutter/material.dart';
import 'package:localsend_app/gen/strings.g.dart';
import 'package:localsend_app/util/platform_check.dart';
import 'package:localsend_app/widget/dialogs/custom_bottom_sheet.dart';
import 'package:routerino/routerino.dart';
import '../../provider/receive_history_provider.dart';

class CannotOpenFileDialog extends StatelessWidget {
  final String path;

  const CannotOpenFileDialog({required this.path, super.key});

  static void open(BuildContext context, String path, String? fileId, ReceiveHistoryNotifier? filesRef) {
    if (checkPlatformIsDesktop()) {
      showDialog(
        context: context,
        builder: (_) => AlertDialog(
          title: Text(t.dialogs.cannotOpenFile.title),
          content: Text(t.dialogs.cannotOpenFile.content(file: path)),
          actions: [
            if (fileId != null && filesRef != null)
              TextButton(
                onPressed: () {
                  filesRef.removeEntry(fileId);
                  context.pop();
                },
                child: Text(t.receiveHistoryPage.entryActions.deleteFromHistory),
              ),
            TextButton(
              onPressed: () => context.pop(),
              child: Text(t.general.close),
            )
          ],
        ),
      );
    } else {
      context.pushBottomSheet(() => CannotOpenFileDialog(path: path));
    }
  }

  @override
  Widget build(BuildContext context) {
    return CustomBottomSheet(
      title: t.dialogs.cannotOpenFile.title,
      description: t.dialogs.cannotOpenFile.content(file: path),
      child: Center(
        child: ElevatedButton(