公告相关上传
Change-Id: I81fa2661ee5aefbb898697da43e57a83cc6cec35
diff --git a/src/main/java/com/pt5/pthouduan/service/ActivityService.java b/src/main/java/com/pt5/pthouduan/service/ActivityService.java
new file mode 100644
index 0000000..67b51e1
--- /dev/null
+++ b/src/main/java/com/pt5/pthouduan/service/ActivityService.java
@@ -0,0 +1,40 @@
+package com.pt5.pthouduan.service;
+
+import com.pt5.pthouduan.entity.Activity;
+
+import java.util.List;
+
+/**
+ * <p>
+ * 活动服务接口
+ * </p>
+ *
+ * 功能：增、删、改、查（按是否显示状态）
+ * </p>
+ *
+ * @author ym
+ * @since 2025-05-16
+ */
+public interface ActivityService {
+
+ // 根据 is_show 状态查询活动列表（0：显示，1：隐藏等）
+ List<Activity> findByIsShow(Integer isShow);
+
+ // 创建活动
+ boolean save(Activity activity);
+
+ // 根据ID删除活动
+ boolean removeById(Integer activityid);
+
+ // 根据ID更新活动
+ boolean updateById(Activity activity);
+
+ // 根据ID获取活动
+ Activity getById(Integer activityid);
+
+ // 新增：获取所有活动（不分是否显示）
+ List<Activity> list();
+
+ //根据题目获得公告
+ List<Activity> searchByTitle(String title);
+}
diff --git a/src/main/java/com/pt5/pthouduan/service/impl/ActivityServiceImpl.java b/src/main/java/com/pt5/pthouduan/service/impl/ActivityServiceImpl.java
new file mode 100644
index 0000000..3173589
--- /dev/null
+++ b/src/main/java/com/pt5/pthouduan/service/impl/ActivityServiceImpl.java
@@ -0,0 +1,67 @@
+package com.pt5.pthouduan.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.pt5.pthouduan.entity.Activity;
+import com.pt5.pthouduan.mapper.ActivityMapper;
+import com.pt5.pthouduan.service.ActivityService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+/**
+ * <p>
+ * 活动服务实现类
+ * </p>
+ *
+ * 实现了活动的增删改查逻辑
+ * </p>
+ *
+ * @author ym
+ * @since 2025-05-16
+ */
+@Service
+public class ActivityServiceImpl implements ActivityService {
+
+ @Autowired
+ private ActivityMapper activityMapper;
+
+ @Override
+ public List<Activity> findByIsShow(Integer isShow) {
+ return activityMapper.selectByIsShow(isShow);
+ }
+
+ @Override
+ public boolean save(Activity activity) {
+ return activityMapper.insert(activity) > 0;
+ }
+
+ @Override
+ public boolean removeById(Integer activityid) {
+ return activityMapper.deleteById(activityid) > 0;
+ }
+
+ @Override
+ public boolean updateById(Activity activity) {
+ return activityMapper.updateById(activity) > 0;
+ }
+
+ @Override
+ public Activity getById(Integer activityid) {
+ return activityMapper.selectById(activityid);
+ }
+
+ // 新增：查询所有活动（不分是否显示）
+ @Override
+ public List<Activity> list() {
+ return activityMapper.selectList(null);
+ }
+
+ @Override
+ public List<Activity> searchByTitle(String title) {
+ QueryWrapper<Activity> queryWrapper = new QueryWrapper<>();
+ // 模糊匹配 title 字段
+ queryWrapper.like("title", title);
+ return activityMapper.selectList(queryWrapper);
+ }
+}