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 '../discounts/discounts_manager.dart';
import '../main.dart';

class DiscountCampaignTask with Task {
  final DiscountsManager _discountsManager;

  DiscountCampaignTask(this._discountsManager);

  @override
  String get name => 'discount_campaign';

  @override
  Future<void> task() async {
    final campaigns = await isar.txn(() async {
      return await isar.discountCampaignModels
          .filter()
          .statusEqualTo(DiscountCampaignModelStatus.created)
          .or()
          .statusEqualTo(DiscountCampaignModelStatus.active)
          .findAll();
    });
    final now = DateTime.now();
    for (final campaign in campaigns) {
      switch (campaign.status) {
        case DiscountCampaignModelStatus.created:
          _discountsManager.changeCampaignStatus(campaign);
          break;
        case DiscountCampaignModelStatus.active:
          _discountsManager.changeCampaignStatus(campaign);
          break;
        case DiscountCampaignModelStatus.expired:
          // Ignoring
          break;
        case DiscountCampaignModelStatus.disabled:
          // Ignoring
          break;
      }
    }
  }

  @override
  int get intervalSeconds => 15 * 60;
}