修正回复后跳转的连接失败

thrones/src/main/java/com/apobates/forum/thrones/controller/PostsController.java

@@ -4,7 +4,6 @@ import com.apobates.forum.core.ImageIOMeta;
 import com.apobates.forum.core.entity.BoardTopicCategoryIndex;
 import com.apobates.forum.core.entity.Posts;
 import com.apobates.forum.core.entity.Topic;
-import com.apobates.forum.core.entity.TopicStats;
 import com.apobates.forum.core.entity.proxy.PostsReplica;
 import com.apobates.forum.core.entity.proxy.TopicReplica;
 import com.apobates.forum.core.security.exposure.impl.TopicDetectionStrategy;
@@ -15,7 +14,6 @@ import com.apobates.forum.core.service.BoardService;
 import com.apobates.forum.core.service.BoardTopicCategoryIndexService;
 import com.apobates.forum.core.service.PostsService;
 import com.apobates.forum.core.service.TopicService;
-import com.apobates.forum.core.service.TopicStatsService;
 import com.apobates.forum.event.elderly.ActionEventCulpritor;
 import com.apobates.forum.event.elderly.ForumActionEnum;
 import com.apobates.forum.member.MemberBaseProfile;
@@ -61,8 +59,6 @@ public class PostsController {
     @Autowired
     private TopicService topicService;
     @Autowired
-    private TopicStatsService topicStatsService;
-    @Autowired
     private PostsService postsService;
     @Autowired
     private BoardTopicCategoryIndexService boardTopicCategoryIndexService;
@@ -146,19 +142,13 @@ public class PostsController {
         long topicId = form.getLongTopic();
         //
         if (boardId > 0 && volumesId >= 0 && topicId > 0) {
-            boolean data = postsService.create(
-                    volumesId,
-                    boardId,
-                    topicId,
-                    postsContent,
-                    imageIOMeta,
-                    aec)>0;
-            if (data) {
+            long postsId = postsService.create(volumesId, boardId, topicId, postsContent, imageIOMeta, aec);
+            if (postsId>0) {
                 //----------------------------------
                 // 回复通知(tc.notify)
                 //----------------------------------
-                TopicStats topicStats = topicStatsService.getByTopic(topicId).orElse(new TopicStats(topicId, volumesId, boardId));
-                return String.format("redirect:/topic/%s.xhtml?p=%d", TopicReplica.generateConnectString(topicId, boardId, volumesId), topicStats.getTopicPageSize(pageSize));
+                long lastPostsPageNumber = calcPostsPageNumber(postsService.get(postsId), pageSize);
+                return String.format("redirect:/topic/%s.xhtml?p=%d", TopicReplica.generateConnectString(topicId, boardId, volumesId), lastPostsPageNumber);
             }
         }
         model.addAttribute("form", form);
@@ -169,7 +159,23 @@ public class PostsController {
         model.addAttribute("topic", topic);
         return "default/posts/create";
     }
-    
+    //计算指定回复所在页码值
+    private long calcPostsPageNumber(Optional<Posts> posts, int pageSize){
+        if(!posts.isPresent()){
+            return 1L;
+        }
+        long currentFloor = posts.get().getFloorNumber();
+        if (currentFloor <= pageSize) {
+            return 1;
+        }
+        // 整除
+        long t = currentFloor / pageSize;
+        // 不整除
+        if (currentFloor % pageSize != 0) {
+            t += 1;
+        }
+        return t;
+    }
     // 编辑回复,只允许针对Posts.reply(回复的内容/非话题的内容/)的记录
     @GetMapping(path = "/edit")
     @OnlineDescriptor(action=ForumActionEnum.POSTS_EDIT)