package ru.ulstu.conference.service;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;

@Service
public class ConferenceScheduler {
    private final static boolean IS_DEADLINE_NOTIFICATION_BEFORE_WEEK = true;

    private final Logger log = LoggerFactory.getLogger(ConferenceScheduler.class);

    private final ConferenceNotificationService conferenceNotificationService;
    private final ConferenceService conferenceService;

    public ConferenceScheduler(ConferenceNotificationService conferenceNotificationService,
                               ConferenceService conferenceService) {
        this.conferenceNotificationService = conferenceNotificationService;
        this.conferenceService = conferenceService;
    }


    @Scheduled(cron = "0 0 21-22 * * *", zone = "Europe/Samara")
    public void checkDeadlineBeforeWeek() {
        log.debug("ConferenceScheduler.checkDeadlineBeforeWeek started");
        conferenceNotificationService.sendDeadlineNotifications(conferenceService.findAll(), IS_DEADLINE_NOTIFICATION_BEFORE_WEEK);
        log.debug("ConferenceScheduler.checkDeadlineBeforeWeek finished");
    }

    @Scheduled(cron = "0 0 21-22 * * ?", zone = "Europe/Samara")
    public void checkDeadlineAfterWeek() {
        log.debug("ConferenceScheduler.checkDeadlineAfterWeek started");
        conferenceNotificationService.sendDeadlineNotifications(conferenceService.findAll(), !IS_DEADLINE_NOTIFICATION_BEFORE_WEEK);
        log.debug("ConferenceScheduler.checkDeadlineAfterWeek finished");
    }
}