import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:mirror_protocol/mirror_protocol.dart';
import '../services/layout_persistence.dart';
import '../services/ws_server.dart';

final layoutProvider =
    AsyncNotifierProvider<LayoutNotifier, DashboardLayoutConfig>(
        LayoutNotifier.new);

class LayoutNotifier extends AsyncNotifier<DashboardLayoutConfig> {
  late final LayoutPersistence _persistence;

  @override
  Future<DashboardLayoutConfig> build() async {
    _persistence = LayoutPersistence();
    return _persistence.load();
  }

  Future<void> updateLayout(DashboardLayoutConfig config) async {
    state = AsyncData(config);
    await _persistence.save(config);
    // Broadcast to connected clients
    ref
        .read(wsServerProvider)
        .broadcast(DashboardConfigResponse(layout: config));
  }
}