import 'package:sqflite/sqflite.dart';
import 'local_database.dart';

class LocalPreference {

  static Future<void> setSelectedCityId(int value) async {
    final db = await LocalDatabase().database;

    await db.insert(
      'selected_city',
      {
        'id': 1,
        'city_id': value,
      },
      conflictAlgorithm: ConflictAlgorithm.replace,
    );
  }

  static Future<int> getSelectedCityId() async {
    final db = await LocalDatabase().database;

    final result = await db.query(
      'selected_city',
      where: 'id = ?',
      whereArgs: [1],
    );

    if (result.isNotEmpty) {
      return result.first['city_id'] as int;
    }
    return 1;
  }

  /// Insert default onboarding row (call once in splash)
  static Future<void> initOnboarding() async {
    final db = await LocalDatabase().database;

    final result = await db.query('onboarding_state');

    if (result.isEmpty) {
      await db.insert(
        'onboarding_state',
        {
          'id': 1,
          'is_first_time': 1, // true
          'page': 0,
        },
      );
    }
  }

  /// Get onboarding page
  static Future<int> getOnboardingPage() async {
    final db = await LocalDatabase().database;

    final result = await db.query(
      'onboarding_state',
      where: 'id = ?',
      whereArgs: [1],
    );

    if (result.isNotEmpty) {
      return result.first['page'] as int;
    }
    return 0;
  }

  /// Get isFirstTime value
  static Future<bool> isFirstTimeUser() async {
    final page = await getOnboardingPage();
    return page < 3;
  }

  /// Move to next onboarding page
  static Future<void> updateOnboardingPage(int page) async {
    final db = await LocalDatabase().database;

    await db.update(
      'onboarding_state',
      {
        'page': page,
        'is_first_time': page < 3 ? 1 : 0,
      },
      where: 'id = ?',
      whereArgs: [1],
    );
  }

  /// Reset onboarding (for logout / testing)
  static Future<void> resetOnboarding() async {
    await updateOnboardingPage(0);
  }
}