package ru.ulstu.ping.service;

import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import ru.ulstu.conference.model.Conference;
import ru.ulstu.ping.model.Ping;
import ru.ulstu.ping.repository.PingRepository;
import ru.ulstu.user.service.UserService;

import java.io.IOException;
import java.util.Calendar;
import java.util.Date;

@Service
public class PingService {
    private final PingRepository pingRepository;
    private final UserService userService;

    public PingService(PingRepository pingRepository,
                       UserService userService) {
        this.pingRepository = pingRepository;
        this.userService = userService;
    }

    @Transactional
    public void addPing(Conference conference) throws IOException {
        Ping newPing = new Ping(new Date(), userService.getCurrentUser());
        newPing.setConference(conference);
        pingRepository.save(newPing);
    }

    public Integer countPingYesterday(Conference conference, Calendar calendar) {
        return Math.toIntExact(pingRepository.countByConferenceAndDate(conference, calendar.get(Calendar.DAY_OF_MONTH),
                calendar.get(Calendar.MONTH) + 1, calendar.get(Calendar.YEAR)));
    }
}