perf: 优化故事项查询性能并调整字段映射

删除 Service 层循环查询图片的逻辑，改为通过 SQL 关联或后续批量处理以减少数据库 IO 开销。同时在 Mapper 中完善字段选择，增加 id、type、status 等必要字段，并移除冗余的 update_time。

timeline-story-service/src/main/java/com/timeline/story/dao/StoryItemMapper.java

@@ -24,7 +24,7 @@ public interface StoryItemMapper {
 
     List<String> selectImagesByItemId(String itemId);
 
-    List<StoryItem> selectStoryItemByStoryInstanceId(Map map);
+    List<StoryItemVo> selectStoryItemByStoryInstanceId(Map map);
 
     int countByStoryId(String storyInstanceId);
 

timeline-story-service/src/main/java/com/timeline/story/entity/StoryItem.java

@@ -9,13 +9,17 @@ public class StoryItem {
     private Long id;
     private String instanceId;
     private String storyInstanceId;
-    private String content;
+    private String masterItemId;
+    private String title;
+    private String description;
+    private String location;
     private LocalDateTime storyItemTime;
     private String type;
     private String status;
     private String cover;
     private String createId;
     private String updateId;
+    private String shareId;
     private LocalDateTime createTime;
     private LocalDateTime updateTime;
     private Integer isDelete;

timeline-story-service/src/main/java/com/timeline/story/service/impl/StoryItemServiceImpl.java

@@ -35,9 +35,12 @@ public class StoryItemServiceImpl implements StoryItemService {
                 storyItemVo.getPageSize() != null ? storyItemVo.getPageSize() : 10);
         Map<String, Object> params = new HashMap<>();
         params.put("storyInstanceId", storyItemVo.getStoryInstanceId());
+        if (storyItemVo.getAfterTime() != null) {
+            params.put("afterTime", storyItemVo.getAfterTime());
+        }
 
-        List<StoryItem> list = storyItemMapper.selectStoryItemByStoryInstanceId(params);
-        PageInfo<StoryItem> pageInfo = new PageInfo<>(list);
+        List<StoryItemVo> list = storyItemMapper.selectStoryItemByStoryInstanceId(params);
+        PageInfo<StoryItemVo> pageInfo = new PageInfo<>(list);
 
         Map<String, Object> result = new HashMap<>();
         result.put("list", pageInfo.getList());

timeline-story-service/src/main/java/com/timeline/story/vo/StoryItemVo.java

@@ -4,9 +4,18 @@ import com.timeline.story.entity.StoryItem;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 
+import java.util.List;
+
 @Data
 @EqualsAndHashCode(callSuper = true)
 public class StoryItemVo extends StoryItem {
     private Integer current;
     private Integer pageSize;
+    private String createName;
+    private String updateName;
+    private List<String> images;
+
+    // 查询参数
+    private String afterTime;
+    private String beforeTime;
 }

timeline-story-service/src/main/resources/com/timeline/story/dao/StoryItemMapper.xml

@@ -5,14 +5,16 @@
 <mapper namespace="com.timeline.story.dao.StoryItemMapper">
 
     <insert id="insert">
-        INSERT INTO story_item (instance_id, master_item_id, description, location, title, create_id, story_instance_id, is_delete, story_item_time, update_id)
-        VALUES (#{instanceId}, #{masterItemId}, #{description}, #{location}, #{title},#{createId}, #{storyInstanceId}, #{isDelete}, #{storyItemTime}, #{updateId})
+        INSERT INTO story_item (instance_id, master_item_id, description, location, title, create_id, story_instance_id, is_delete, story_item_time, update_id, share_id, cover)
+        VALUES (#{instanceId}, #{masterItemId}, #{description}, #{location}, #{title},#{createId}, #{storyInstanceId}, #{isDelete}, #{storyItemTime}, #{updateId}, #{shareId}, #{cover})
     </insert>
 
     <update id="update">
         UPDATE story_item
         SET description = #{description},
             location = #{location},
+            title = #{title},
+            cover = #{cover},
             create_id = #{createId},
             update_time = NOW(),
             update_id = #{updateId},
@@ -39,13 +41,19 @@
     </select>
     <select id="selectStoryItemByStoryInstanceId" resultType="com.timeline.story.vo.StoryItemVo">
         SELECT
-            instance_id,
+            si.id,
+            si.instance_id,
             si.description,
             si.location,
-            title,
-            story_instance_id,
+            si.title,
+            si.story_instance_id,
+            si.master_item_id,
+            si.share_id,
+            si.cover,
+            si.type,
+            si.status,
+            si.is_delete,
             si.story_item_time as story_item_time,
-            si.update_time,
             si.create_id AS create_id,
             si.create_time AS create_time,
             u1.username AS create_name,
@@ -92,15 +100,14 @@
             si.id,
             si.story_instance_id,
             si.title,
-            si.content,
+            si.description,
             si.story_item_time,
-            si.cover,
-            si.is_milestone
+            si.cover
         FROM
             story_item si
         WHERE
             si.is_delete = 0
-          AND (si.title LIKE CONCAT('%', #{keyword}, '%') OR si.content LIKE CONCAT('%', #{keyword}, '%'))
+          AND (si.title LIKE CONCAT('%', #{keyword}, '%') OR si.description LIKE CONCAT('%', #{keyword}, '%'))
         ORDER BY
             si.story_item_time DESC
     </select>