package net.gepafin.tendermanagement.scheduler;

import net.gepafin.tendermanagement.dao.EmailNotificationDao;
import net.gepafin.tendermanagement.entities.ApplicationAmendmentRequestEntity;
import net.gepafin.tendermanagement.entities.ApplicationEntity;
import net.gepafin.tendermanagement.entities.UserEntity;
import net.gepafin.tendermanagement.enums.ApplicationAmendmentRequestEnum;
import net.gepafin.tendermanagement.enums.ApplicationStatusTypeEnum;
import net.gepafin.tendermanagement.repositories.ApplicationAmendmentRequestRepository;
import net.gepafin.tendermanagement.repositories.ApplicationRepository;
import net.gepafin.tendermanagement.repositories.UserRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

@Component
public class NotificationScheduler {

    @Autowired
    UserRepository userRepository;

    @Autowired
    ApplicationRepository applicationRepository;

    @Autowired
    ApplicationAmendmentRequestRepository applicationAmendmentRepository;

    @Autowired
    EmailNotificationDao emailNotificationDao;

//    @Scheduled(cron = "0 0 1 * * ?")
    void sendNotificationForRejectedApplicationToBeneficiary() {

        List<ApplicationEntity> applicationsList = applicationRepository.findByIsDeletedFalse();
        List<ApplicationAmendmentRequestEntity> amendmentRequestList = applicationAmendmentRepository.findByIsDeletedFalse();

        LocalDateTime today = LocalDateTime.now();

        for (ApplicationEntity application : applicationsList) {
            ApplicationAmendmentRequestEntity amendmentRequest = getAmendmentRequestForApplication(application, amendmentRequestList);

            if (amendmentRequest != null) {
                LocalDateTime requestDate = amendmentRequest.getStartDate();
                if (requestDate.plusDays(amendmentRequest.getResponseDays()).isBefore(today)) {
                    // Update the application status to REJECTED
                    application.setStatus(ApplicationStatusTypeEnum.REJECTED.getValue());
                    applicationRepository.save(application);
                    amendmentRequest.setStatus(ApplicationAmendmentRequestEnum.CLOSE.getValue());
                    applicationAmendmentRepository.save(amendmentRequest);
                    emailNotificationDao.sendApplicationFailureNotificationEmail(amendmentRequest);
                }
            }
        }
    }

    private ApplicationAmendmentRequestEntity getAmendmentRequestForApplication(ApplicationEntity application, List<ApplicationAmendmentRequestEntity> amendmentRequestList) {

        return amendmentRequestList.stream().filter(request -> request.getApplicationId().equals(application.getId())).findFirst().orElse(null);
    }
}