import 'package:isar/isar.dart';
import 'package:mnemo_cards_backend/cron/task.dart';
import 'package:mnemo_cards_common_backend/mnemo_cards_common_backend.dart';
import 'package:mnemo_cards_backend/tests/test_manager.dart';

import '../main.dart';

class TestGeneratorTask with Task {
  final TestManager _testManager;

  TestGeneratorTask(this._testManager);

  @override
  String get name => 'test_gen';

  @override
  Future<void> task() async {
    print('Refreshing custom test data...');
    try {
      await _testManager.refreshCustomCreationTestsData();
    } catch (e) {
      print(e);
    }
    print('Refreshed custom test data');
    final models = await isar.txn(() => isar.cardPackModels.where().findAll());
    print('Will generate tests for ${models.length} packs');
    int ok = 0;
    for (final model in models) {
      try {
        await _testManager.updateGeneratedTests(model);
        ok++;
      } catch (e) {
        print(e);
      }
    }
    print('Generated tests for $ok packs');
    print('Deleting old test stats');
    final count = await isar.writeTxn(() {
      return isar.testStatisticsModels.filter().testIsNull().deleteAll();
    });
    print('deleted $count old test stats');
  }

  @override
  int get intervalSeconds => 60 * 30;
}