package com.campus.activity.service;

import com.campus.activity.vo.ActivityStatisticsVO;
import com.campus.activity.vo.OverviewStatisticsVO;
import org.springframework.http.ResponseEntity;

public interface StatisticsService {

    ActivityStatisticsVO getActivityStatistics(Long activityId);

    ResponseEntity<byte[]> exportActivityData(Long activityId, String format);

    OverviewStatisticsVO getOverviewStatistics();
}