import 'package:eatvio_app/core/theme/custom_text_style.dart';
import 'package:eatvio_app/core/theme/theme_helper.dart';
import 'package:eatvio_app/core/utils/date_time_utils.dart';
import 'package:eatvio_app/core/widgets/custom_outlined_button.dart';
import 'package:eatvio_app/features/my_finance/presentation/pages/card_settings.dart';
import 'package:eatvio_app/features/notifications/models/notification_model.dart';
import 'package:eatvio_app/generated/l10n.dart';
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';

class NotificationWidget extends StatelessWidget {
  const NotificationWidget({super.key, required this.notification});
  final BaseNotificationModel notification;
  @override
  Widget build(BuildContext context) {
    return switch (notification) {
      PlanSubscriptionStartedToAuthorNotification() => _PlanSubscriptionStartedToAuthorWidget(
        notification: notification as PlanSubscriptionStartedToAuthorNotification,
      ),
      PlanSubscriptionCanceledToAuthorNotification() => _PlanSubscriptionCanceledToAuthorWidget(
        notification: notification as PlanSubscriptionCanceledToAuthorNotification,
      ),
      ChosenPlanStartedToClientNotification() => _ChosenPlanStartedToClientWidget(notification: notification as ChosenPlanStartedToClientNotification),
      ChosenPlanTomorrowReminderToClientNotification() => _ChosenPlanTomorrowReminderToClientWidget(
        notification: notification as ChosenPlanTomorrowReminderToClientNotification,
      ),
      DiaryReminderNotification() => _DiaryReminderWidget(notification: notification as DiaryReminderNotification),
      ConsultantLeftCommentNotification() => _ConsultantLeftCommentWidget(notification: notification as ConsultantLeftCommentNotification),
      PersonalizedDietIsDefinedNotification() => _PersonalizedDietIsDefinedWidget(notification: notification as PersonalizedDietIsDefinedNotification),
      ChosenPlanFinishedToClientNotification() => _ChosenPlanFinishedToClientWidget(notification: notification as ChosenPlanFinishedToClientNotification),
      PlanSubscriptionCanceledToCustomerNotification() => _PlanSubscriptionCanceledToCustomerWidget(
        notification: notification as PlanSubscriptionCanceledToCustomerNotification,
      ),
      ChosenPlanStartedToConsultantNotification() => _ChosenPlanStartedToConsultantWidget(
        notification: notification as ChosenPlanStartedToConsultantNotification,
      ),
      ChosenPlanTomorrowReminderToConsultantNotification() => _ChosenPlanTomorrowReminderToConsultantWidget(
        notification: notification as ChosenPlanTomorrowReminderToConsultantNotification,
      ),
      PlanSubscriptionPaidToAuthorNotification() => _PlanSubscriptionPaidToAuthorWidget(notification: notification as PlanSubscriptionPaidToAuthorNotification),
      ChosenPlanFinishedToConsultantNotification() => _ChosenPlanFinishedToConsultantWidget(
        notification: notification as ChosenPlanFinishedToConsultantNotification,
      ),
      ChosenPlanLastDayFinishedForUser() => _ChosenPlanLastDayFinishedForUserWidget(notification: notification as ChosenPlanLastDayFinishedForUser),
      ChosenPlanConsultantLastDayStarted() => _ChosenPlanConsultantLastDayStartedWidget(notification: notification as ChosenPlanConsultantLastDayStarted),
      ComplaintToModerationForUser() => _ComplaintToModerationForUserWidget(notification: notification as ComplaintToModerationForUser),
      CommentReplied() => _CommentRepliedWidget(notification: notification as CommentReplied),
      ScoreAdded() => _ScoreAddedWidget(notification: notification as ScoreAdded),
      EntityCommented() => _EntityCommentedWidget(notification: notification as EntityCommented),
      // Новые типы уведомлений
      PlanSubscriptionExpiredNotification() => _PlanSubscriptionExpiredWidget(notification: notification as PlanSubscriptionExpiredNotification),
      PlanSubscriptionRenewedNotification() => _PlanSubscriptionRenewedWidget(notification: notification as PlanSubscriptionRenewedNotification),
      ConsultantAssignedNotification() => _ConsultantAssignedWidget(notification: notification as ConsultantAssignedNotification),
      ConsultantUnassignedNotification() => _ConsultantUnassignedWidget(notification: notification as ConsultantUnassignedNotification),
      PaymentFailedNotification() => _PaymentFailedWidget(notification: notification as PaymentFailedNotification),
      PaymentSuccessfulNotification() => _PaymentSuccessfulWidget(notification: notification as PaymentSuccessfulNotification),
      GoalAchievedNotification() => _GoalAchievedWidget(notification: notification as GoalAchievedNotification),
      WorkoutReminderNotification() => _WorkoutReminderWidget(notification: notification as WorkoutReminderNotification),
      MealReminderNotification() => _MealReminderWidget(notification: notification as MealReminderNotification),
      UnknownNotification() => _UnknownNotificationWidget(notification: notification as UnknownNotification),
    };
  }
}

class _PlanSubscriptionStartedToAuthorWidget extends StatelessWidget {
  const _PlanSubscriptionStartedToAuthorWidget({required this.notification});
  final PlanSubscriptionStartedToAuthorNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.userSubscribedToPlan(notification.customerName, notification.planName),
      createdAt: notification.createdAt,
    );
  }
}

class _PlanSubscriptionCanceledToAuthorWidget extends StatelessWidget {
  const _PlanSubscriptionCanceledToAuthorWidget({required this.notification});
  final PlanSubscriptionCanceledToAuthorNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.userCanceldThePlanSubscription(notification.customerName, notification.planName),
      createdAt: notification.createdAt,
    );
  }
}

class _ChosenPlanStartedToClientWidget extends StatelessWidget {
  const _ChosenPlanStartedToClientWidget({required this.notification});
  final ChosenPlanStartedToClientNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(isRead: notification.isRead, notificationsText: s.planStarted(notification.planName), createdAt: notification.createdAt);
  }
}

class _ChosenPlanTomorrowReminderToClientWidget extends StatelessWidget {
  const _ChosenPlanTomorrowReminderToClientWidget({required this.notification});
  final ChosenPlanTomorrowReminderToClientNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.tomorrowYourPlanWillStart(notification.planName),
      createdAt: notification.createdAt,
    );
  }
}

class _DiaryReminderWidget extends StatelessWidget {
  const _DiaryReminderWidget({required this.notification});
  final DiaryReminderNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);
    return _BaseNotificationWidget(isRead: notification.isRead, notificationsText: s.fillYasterday, createdAt: notification.createdAt);
  }
}

class _ConsultantLeftCommentWidget extends StatelessWidget {
  const _ConsultantLeftCommentWidget({required this.notification});
  final ConsultantLeftCommentNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.consultantLeftComment(notification.date.format('dd.MM.yyyy')),
      createdAt: notification.createdAt,
    );
  }
}

class _PersonalizedDietIsDefinedWidget extends StatelessWidget {
  const _PersonalizedDietIsDefinedWidget({required this.notification});
  final PersonalizedDietIsDefinedNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(isRead: notification.isRead, notificationsText: 'Персональная диета определена', createdAt: notification.createdAt);
  }
}

class _ChosenPlanFinishedToClientWidget extends StatelessWidget {
  const _ChosenPlanFinishedToClientWidget({required this.notification});
  final ChosenPlanFinishedToClientNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: '${s.congratsYouHaveFinishedPlan} «${notification.planName}»',
      createdAt: notification.createdAt,
    );
  }
}

class _PlanSubscriptionCanceledToCustomerWidget extends StatelessWidget {
  const _PlanSubscriptionCanceledToCustomerWidget({required this.notification});
  final PlanSubscriptionCanceledToCustomerNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.youCanceledSubscriptionToPlan(notification.planName),
      createdAt: notification.createdAt,
    );
  }
}

class _ChosenPlanStartedToConsultantWidget extends StatelessWidget {
  const _ChosenPlanStartedToConsultantWidget({required this.notification});
  final ChosenPlanStartedToConsultantNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.planWithUserStarted(notification.planName, notification.customerName),
      createdAt: notification.createdAt,
    );
  }
}

class _ChosenPlanTomorrowReminderToConsultantWidget extends StatelessWidget {
  const _ChosenPlanTomorrowReminderToConsultantWidget({required this.notification});
  final ChosenPlanTomorrowReminderToConsultantNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.tommorowPlanWithUserWillStart(notification.planName, notification.customerName),
      createdAt: notification.createdAt,
    );
  }
}

class _PlanSubscriptionPaidToAuthorWidget extends StatelessWidget {
  const _PlanSubscriptionPaidToAuthorWidget({required this.notification});
  final PlanSubscriptionPaidToAuthorNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);

    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: s.userPaidThePlan(notification.customerName, notification.planName),
      createdAt: notification.createdAt,
    );
  }
}

class _ChosenPlanFinishedToConsultantWidget extends StatelessWidget {
  const _ChosenPlanFinishedToConsultantWidget({required this.notification});
  final ChosenPlanFinishedToConsultantNotification notification;
  @override
  Widget build(BuildContext context) {
    final s = S.of(context);
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Row(
          children: [
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text('${s.congratsYouHaveFinishedPlan} «${notification.planName}»', style: TextStyles.textMSemibold.copyWith(color: appTheme.black)),
                  const SizedBox(height: 12),
                  Text(s.userConfirmedPlanCompletionWithoutSum, style: TextStyles.textSMedium.copyWith(color: appTheme.black)),
                  const SizedBox(height: 12),
                  CustomOutlinedButton(
                    text: s.collectCharge,
                    buttonTextStyle: TextStyles.textMSemibold.copyWith(color: appTheme.whiteA700),
                    buttonStyle: ButtonStyle(side: const WidgetStatePropertyAll(BorderSide.none), backgroundColor: WidgetStatePropertyAll(appTheme.green)),
                    onPressed: () {
                      GoRouter.of(context).pushNamed(CardSettingsScreen.name, extra: notification.planId);
                    },
                  ),
                ],
              ),
            ),
            if (!notification.isRead)
              Container(
                decoration: BoxDecoration(color: appTheme.blueA400, shape: BoxShape.circle),
                width: 8,
                height: 8,
              ),
          ],
        ),
        const SizedBox(height: 4),
        Text(
          '${notification.createdAt.day} ${_getMonthName(notification.createdAt.month)} ${notification.createdAt.hour.toString().padLeft(2, '0')}:${notification.createdAt.minute.toString().padLeft(2, '0')}',
          style: TextStyles.textSMedium.copyWith(color: appTheme.gray600),
        ),
      ],
    );
  }

  String _getMonthName(int month) {
    switch (month) {
      case 1:
        return 'янв';
      case 2:
        return 'фев';
      case 3:
        return 'мар';
      case 4:
        return 'апр';
      case 5:
        return 'май';
      case 6:
        return 'июн';
      case 7:
        return 'июл';
      case 8:
        return 'авг';
      case 9:
        return 'сен';
      case 10:
        return 'окт';
      case 11:
        return 'ноя';
      case 12:
        return 'дек';
      default:
        return '';
    }
  }
}

// CardSettingsScreen
class _BaseNotificationWidget extends StatelessWidget {
  const _BaseNotificationWidget({required this.notificationsText, required this.isRead, required this.createdAt});
  final String notificationsText;
  final bool isRead;
  final DateTime createdAt;
  @override
  Widget build(BuildContext context) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Row(
          children: [
            Expanded(
              child: Text(notificationsText, style: TextStyles.textMMedium.copyWith(color: appTheme.black)),
            ),
            if (!isRead)
              Container(
                decoration: BoxDecoration(color: appTheme.blueA400, shape: BoxShape.circle),
                width: 8,
                height: 8,
              ),
          ],
        ),
        const SizedBox(height: 4),
        Text(
          '${createdAt.day} ${_getMonthName(createdAt.month)} ${createdAt.hour.toString().padLeft(2, '0')}:${createdAt.minute.toString().padLeft(2, '0')}',
          style: TextStyles.textSMedium.copyWith(color: appTheme.gray600),
        ),
      ],
    );
  }

  String _getMonthName(int month) {
    switch (month) {
      case 1:
        return 'янв';
      case 2:
        return 'фев';
      case 3:
        return 'мар';
      case 4:
        return 'апр';
      case 5:
        return 'май';
      case 6:
        return 'июн';
      case 7:
        return 'июл';
      case 8:
        return 'авг';
      case 9:
        return 'сен';
      case 10:
        return 'окт';
      case 11:
        return 'ноя';
      case 12:
        return 'дек';
      default:
        return '';
    }
  }
}

class _ChosenPlanLastDayFinishedForUserWidget extends StatelessWidget {
  const _ChosenPlanLastDayFinishedForUserWidget({required this.notification});
  final ChosenPlanLastDayFinishedForUser notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(isRead: notification.isRead, notificationsText: 'Последний день плана завершен', createdAt: notification.createdAt);
  }
}

class _ChosenPlanConsultantLastDayStartedWidget extends StatelessWidget {
  const _ChosenPlanConsultantLastDayStartedWidget({required this.notification});
  final ChosenPlanConsultantLastDayStarted notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Последний день плана начался: ${notification.planName}',
      createdAt: notification.createdAt,
    );
  }
}

class _ComplaintToModerationForUserWidget extends StatelessWidget {
  const _ComplaintToModerationForUserWidget({required this.notification});
  final ComplaintToModerationForUser notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(isRead: notification.isRead, notificationsText: 'Жалоба отправлена на модерацию', createdAt: notification.createdAt);
  }
}

class _CommentRepliedWidget extends StatelessWidget {
  const _CommentRepliedWidget({required this.notification});
  final CommentReplied notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Ответ на комментарий: ${notification.entityName}',
      createdAt: notification.createdAt,
    );
  }
}

class _ScoreAddedWidget extends StatelessWidget {
  const _ScoreAddedWidget({required this.notification});
  final ScoreAdded notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Добавлены баллы: ${notification.scoreValue}',
      createdAt: notification.createdAt,
    );
  }
}

class _EntityCommentedWidget extends StatelessWidget {
  const _EntityCommentedWidget({required this.notification});
  final EntityCommented notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Комментарий к ${notification.entityTranslatedType}: ${notification.entityName}',
      createdAt: notification.createdAt,
    );
  }
}

class _UnknownNotificationWidget extends StatelessWidget {
  const _UnknownNotificationWidget({required this.notification});
  final UnknownNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Неизвестное уведомление: ${notification.type.toString()}',
      createdAt: notification.createdAt,
    );
  }
}

// Новые виджеты для дополнительных типов уведомлений
class _PlanSubscriptionExpiredWidget extends StatelessWidget {
  const _PlanSubscriptionExpiredWidget({required this.notification});
  final PlanSubscriptionExpiredNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Подписка на план "${notification.planName}" истекла',
      createdAt: notification.createdAt,
    );
  }
}

class _PlanSubscriptionRenewedWidget extends StatelessWidget {
  const _PlanSubscriptionRenewedWidget({required this.notification});
  final PlanSubscriptionRenewedNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Подписка на план "${notification.planName}" продлена до ${notification.renewalDate}',
      createdAt: notification.createdAt,
    );
  }
}

class _ConsultantAssignedWidget extends StatelessWidget {
  const _ConsultantAssignedWidget({required this.notification});
  final ConsultantAssignedNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'К плану "${notification.planName}" назначен консультант ${notification.consultantName}',
      createdAt: notification.createdAt,
    );
  }
}

class _ConsultantUnassignedWidget extends StatelessWidget {
  const _ConsultantUnassignedWidget({required this.notification});
  final ConsultantUnassignedNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Консультант ${notification.consultantName} отстранен от плана "${notification.planName}"',
      createdAt: notification.createdAt,
    );
  }
}

class _PaymentFailedWidget extends StatelessWidget {
  const _PaymentFailedWidget({required this.notification});
  final PaymentFailedNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Ошибка оплаты плана "${notification.planName}": ${notification.errorMessage}',
      createdAt: notification.createdAt,
    );
  }
}

class _PaymentSuccessfulWidget extends StatelessWidget {
  const _PaymentSuccessfulWidget({required this.notification});
  final PaymentSuccessfulNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Успешная оплата плана "${notification.planName}" на сумму ${notification.amount} ${notification.currency}',
      createdAt: notification.createdAt,
    );
  }
}

class _GoalAchievedWidget extends StatelessWidget {
  const _GoalAchievedWidget({required this.notification});
  final GoalAchievedNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Достигнута цель "${notification.goalName}": ${notification.achievedValue}/${notification.targetValue}',
      createdAt: notification.createdAt,
    );
  }
}

class _WorkoutReminderWidget extends StatelessWidget {
  const _WorkoutReminderWidget({required this.notification});
  final WorkoutReminderNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Напоминание о тренировке "${notification.workoutName}" (${notification.duration} мин)',
      createdAt: notification.createdAt,
    );
  }
}

class _MealReminderWidget extends StatelessWidget {
  const _MealReminderWidget({required this.notification});
  final MealReminderNotification notification;
  @override
  Widget build(BuildContext context) {
    return _BaseNotificationWidget(
      isRead: notification.isRead,
      notificationsText: 'Напоминание о приеме пищи "${notification.mealName}" (${notification.calories} ккал)',
      createdAt: notification.createdAt,
    );
  }
}