gold_java/src/main/java/com/example/demo/serviceImpl/ActivityServiceImpl.java

package com.example.demo.serviceImpl;



import com.example.demo.domain.entity.Activity;
import com.example.demo.mapper.ActivityMapper;
import com.example.demo.sevice.ActivityService;
import com.github.pagehelper.PageHelper;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CacheConfig;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Service;
import com.github.pagehelper.PageInfo;
import org.springframework.transaction.annotation.Transactional;
import java.util.Date;
import java.util.List;

@Service
@Transactional
@RequiredArgsConstructor
@CacheConfig(cacheNames = "activity")
public class ActivityServiceImpl implements ActivityService {

    @Autowired
    ActivityMapper activityMapper;

    @Override
    @CacheEvict(value = {"activity"}, allEntries = true)
    public int add(Activity activity) {
        return activityMapper.add(activity);
    }
    @CacheEvict(value = "activity",allEntries = true)
    @Override
    public int edit(Activity activity) {
        activity.setActivityFlag(0);
        return activityMapper.edit(activity);
    }


    @Override
    public List<Activity> search(Activity activity) {

        return activityMapper.select(activity);
    }
    @Cacheable(key="#root.method.name + ':'+ #pageNum + '-' + #pageSize + '-' + #activity.hashCode() ")
    @Override
    public PageInfo<Activity> searchForPage(Integer pageNum, Integer pageSize, Activity activity) {
//        PageHelper.startPage(pageNum, pageSize);
//        List<Activity> list = activityMapper.select(activity);
//        return new PageInfo<>(list);

        PageHelper.startPage(pageNum, pageSize);
        List<Activity> list = activityMapper.select(activity);
        Date nowDate = new Date();
        list.forEach(activity1 -> {
            // 假设 getStartTime() 和 getEndTime() 返回的是 java.util.Date 类型
            Date startTime = activity1.getStartTime();
            Date endTime = activity1.getEndTime();

            // 使用 Date 类的 before 和 after 方法进行比较
            if (nowDate.before(startTime)) {
                activity1.setStatus(0); // 设置状态为 0
            } else if (nowDate.after(endTime)) {
                activity1.setStatus(2); // 设置状态为 2
            } else {
                activity1.setStatus(1); // 设置状态为 1
            }

            // 保存修改后的对象
            activityMapper.edit(activity1);
        });
    return new PageInfo<>(list);
    }
}

//    @Cacheable(key="#root.method.name + ':'+ #pageNum + '-' + #pageSize + '-' + #activity.hashCode() ")
//    @Override
//    public PageInfo<Activity> searchForPage(Integer pageNum, Integer pageSize, Activity activity) {
//        PageHelper.startPage(pageNum, pageSize);
//        List<Activity> list = activityMapper.select(activity);
//        LocalDateTime nowDate = LocalDateTime.now();
//
//        for (Activity activity1 : list) {
//            Date startTime = activity1.getStartTime();
//            Date endTime = activity1.getEndTime();
//
//            if (nowDate.isBefore(startTime)) {
//                activity1.setStatus(0); // 设置状态为 0
//            } else if (nowDate.isAfter(endTime)) {
//                activity1.setStatus(2); // 设置状态为 2
//            } else {
//                activity1.setStatus(1); // 设置状态为 1
//            }
//
//            // 保存修改后的对象
//            activityMapper.edit(activity1);
//        }
//
//        // 返回分页信息
//        return new PageInfo<>(list);
//    }
//}