import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../database/database.dart';
import '../../services/telemetry_service.dart';
import '../garage/garage_providers.dart';
import '../records/records_service.dart';
import '../rides/ride_state_machine.dart';
import 'models/performance_launch_models.dart';
import 'services/monotonic_clock.dart';
import 'services/performance_launch_state_machine.dart';

/// Monotonic clock provider for performance timing domain.
final monotonicClockProvider = Provider<MonotonicClock>((ref) {
  return SystemMonotonicClock();
});

/// Authoritative provider for Performance Launch Mode state machine.
final performanceLaunchProvider =
    StateNotifierProvider<PerformanceLaunchStateMachine, PerformanceLaunchAttempt>((ref) {
  final db = ref.watch(databaseProvider);
  final telemetryService = ref.watch(telemetryServiceProvider);
  final recordsService = ref.watch(recordsServiceProvider.notifier);
  final clock = ref.watch(monotonicClockProvider);

  return PerformanceLaunchStateMachine(
    db: db,
    telemetryStream: telemetryService.telemetryStream,
    recordsService: recordsService,
    clock: clock,
    activeRideIdReader: () {
      final rideState = ref.read(rideStateMachineProvider);
      return rideState.state == RideState.riding ? rideState.dbId : null;
    },
    motorcycleIdReader: () {
      final defaultBike = ref.read(defaultMotorcycleProvider);
      return defaultBike?.id;
    },
  );
});