import 'package:flutter_test/flutter_test.dart';
import 'package:ignis_app/features/groups/group_form_logic.dart';
import 'package:ignis_app/models/ignis_group.dart';

void main() {
  test('slugify transliterates russian names into stable ids', () {
    expect(slugifyGroupId('Спальня родителей'), 'spalnya-roditeley');
    expect(slugifyGroupId('  Kitchen + Hall  '), 'kitchen-hall');
  });

  test('group id validation rejects duplicates and invalid chars', () {
    const existing = [IgnisGroup(id: 'bedroom', name: 'Спальня')];

    expect(validateGroupId('', existing), 'Укажите ID группы');
    expect(
      validateGroupId('спальня', existing),
      'Только латиница, цифры, "-" и "_"',
    );
    expect(
      validateGroupId('bedroom', existing),
      'Группа с таким ID уже существует',
    );
    expect(validateGroupId('hall_way', existing), isNull);
  });

  test('membership conflicts are detected by device ids', () {
    const groups = [
      IgnisGroup(id: 'bedroom', name: 'Спальня', macs: ['AA:BB', 'CC:DD']),
      IgnisGroup(id: 'kitchen', name: 'Кухня', macs: ['EE:FF']),
    ];

    final conflicts = findGroupMembershipConflicts({'EE:FF', '11:22'}, groups);

    expect(conflicts, hasLength(1));
    expect(conflicts.single.id, 'kitchen');
  });
}