import 'package:riverpod_annotation/riverpod_annotation.dart';

import '../../data/repositories/stack_repository_impl.dart';
import '../../domain/entities/stack.dart';

part 'stacks_provider.g.dart';

/// Provides the list of all stacks.
@riverpod
Future<List<Stack>> stacks(StacksRef ref) async {
  final repository = ref.watch(stackRepositoryProvider);
  return repository.getStacks();
}

/// Provides a single stack by ID.
@riverpod
Future<Stack> stack(StackRef ref, String id) async {
  final repository = ref.watch(stackRepositoryProvider);
  return repository.getStack(id);
}

/// Currently selected stack ID (null = all containers).
@riverpod
class SelectedStack extends _$SelectedStack {
  @override
  String? build() => null;

  void select(String? stackId) {
    state = stackId;
  }

  void clear() {
    state = null;
  }
}