together_mobile/lib/screens/contact/components/friend_group.dart

import 'package:flutter/material.dart';

import 'package:get_it_mixin/get_it_mixin.dart';

import '/models/contact_model.dart';
import 'friend_tile.dart';

class FriendGroup extends StatelessWidget with GetItMixin {
  FriendGroup({
    super.key,
    required this.groupName,
  });

  final String groupName;

  @override
  Widget build(BuildContext context) {
    final friends = watchOnly((Contact contact) => contact.friends);

    return ExpansionTile(
      title: Text(groupName),
      trailing: Text(
        get<Contact>().filterGroupFriends(groupName).length.toString(),
      ),
      children: List.generate(
        get<Contact>().filterGroupFriends(groupName).length,
        (index) => FriendTile(
          key: ValueKey(
            friends.keys.toList()[index],
          ),
          friendId:
              get<Contact>().filterGroupFriends(groupName).keys.toList()[index],
        ),
      ),
    );
  }
}