import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../services/sensor_fusion_service.dart';
import '../../database/database.dart';

class SettingsScreen extends ConsumerWidget {
  const SettingsScreen({super.key});

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    return Scaffold(
      appBar: AppBar(title: const Text('Settings')),
      body: ListView(
        padding: const EdgeInsets.all(16.0),
        children: [
          const Text(
            'Sensors',
            style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold, color: Colors.cyanAccent),
          ),
          const SizedBox(height: 16),
          Card(
            child: ListTile(
              leading: const Icon(Icons.screen_rotation),
              title: const Text('Calibrate Mount Angle'),
              subtitle: const Text('Place the motorcycle perfectly upright and tap this to zero the lean angle sensor.'),
              trailing: ElevatedButton(
                onPressed: () async {
                  ref.read(sensorFusionServiceProvider).calibrateUpright();
                  if (context.mounted) {
                    ScaffoldMessenger.of(context).showSnackBar(
                      const SnackBar(content: Text('Sensors Calibrated!')),
                    );
                  }
                },
                child: const Text('Calibrate'),
              ),
            ),
          ),
          const SizedBox(height: 32),
          const Text(
            'Data',
            style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold, color: Colors.cyanAccent),
          ),
          const SizedBox(height: 16),
          Card(
            child: ListTile(
              leading: const Icon(Icons.delete_forever, color: Colors.redAccent),
              title: const Text('Clear Ride History'),
              subtitle: const Text('Permanently delete all recorded rides and performance runs.'),
              trailing: ElevatedButton(
                style: ElevatedButton.styleFrom(backgroundColor: Colors.red.withValues(alpha: 0.2)),
                onPressed: () async {
                  final db = ref.read(databaseProvider);
                  await db.delete(db.rides).go();
                  await db.delete(db.performanceRuns).go();
                  if (context.mounted) {
                    ScaffoldMessenger.of(context).showSnackBar(
                      const SnackBar(content: Text('All data cleared.')),
                    );
                  }
                },
                child: const Text('Clear', style: TextStyle(color: Colors.redAccent)),
              ),
            ),
          ),
        ],
      ),
    );
  }
}