调整后端接口，添加帖子详细信息接口，配置详细信息路由

my-project-backend/src/main/java/com/example/config/WebConfiguration.java

@@ -1,11 +1,13 @@
 package com.example.config;
 
+import com.baomidou.mybatisplus.annotation.DbType;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.web.client.RestTemplate;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
 
 /**
  * 一般Web服务相关配置
@@ -22,4 +24,11 @@ public class WebConfiguration implements WebMvcConfigurer {
     public PasswordEncoder passwordEncoder(){
         return new BCryptPasswordEncoder();
     }
+
+    @Bean
+    public PaginationInnerInterceptor paginationInterceptor() {
+        PaginationInnerInterceptor paginationInnerInterceptor = new PaginationInnerInterceptor(DbType.MYSQL);
+        paginationInnerInterceptor.setMaxLimit(100L);
+        return paginationInnerInterceptor;
+    }
 }

my-project-backend/src/main/java/com/example/controller/ForumController.java

@@ -2,10 +2,7 @@ package com.example.controller;
 
 import com.example.entity.RestBean;
 import com.example.entity.vo.request.TopicCreateVO;
-import com.example.entity.vo.response.TopicPreviewVO;
+import com.example.entity.vo.response.*;
-import com.example.entity.vo.response.TopicTopVO;
-import com.example.entity.vo.response.TopicTypeVO;
-import com.example.entity.vo.response.WeatherVO;
 import com.example.service.TopicService;
 import com.example.service.WeatherService;
 import com.example.utils.Const;
@@ -13,11 +10,13 @@ import com.example.utils.ControllerUtils;
 import jakarta.annotation.Resource;
 import jakarta.validation.Valid;
 import jakarta.validation.constraints.Min;
+import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
 
 //论坛相关接口都在这里
+@Validated
 @RestController
 @RequestMapping("/api/forum")
 public class ForumController {
@@ -56,11 +55,16 @@ public class ForumController {
     @GetMapping("/list-topic")
     public RestBean<List<TopicPreviewVO>> listTopic(@RequestParam @Min(0) int page,
                                                     @RequestParam @Min(0) int type) {
-        return RestBean.success(topicService.listTopicByPage(page, type));
+        return RestBean.success(topicService.listTopicByPage(page + 1, type));
     }
 
     @GetMapping("/top-topic")
     public RestBean<List<TopicTopVO>> topTopic() {
         return RestBean.success(topicService.topTopics());
     }
+
+    @GetMapping("topic")
+    public RestBean<TopicDetailVO> topic(@RequestParam @Min(0) int tid){
+        return RestBean.success(topicService.getTopic(tid));
+    }
 }

my-project-backend/src/main/java/com/example/entity/dto/AccountPrivacy.java

@@ -6,6 +6,10 @@ import com.baomidou.mybatisplus.annotation.TableName;
 import com.example.entity.BaseData;
 import lombok.Data;
 
+import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.List;
+
 @Data
 @TableName("db_account_privacy")
 public class AccountPrivacy implements BaseData {
@@ -16,4 +20,16 @@ public class AccountPrivacy implements BaseData {
     boolean wx = true;
     boolean qq = true;
     boolean gender = true;
+
+    public String[] hiddenFields(){
+        List<String> strings = new ArrayList<>();
+        Field[] fields = this.getClass().getDeclaredFields();
+        for (Field field : fields) {
+            try {
+                if(field.getType().equals(boolean.class) && !field.getBoolean(this))
+                    strings.add(field.getName());
+            } catch (Exception ignored) {}
+        }
+        return strings.toArray(String[]::new);
+    }
 }

my-project-backend/src/main/java/com/example/entity/dto/Topic.java

@@ -17,6 +17,4 @@ public class Topic {
     Integer type;
     Date time;
     Integer uid;
-    String username;
-    String avatar;
 }

my-project-backend/src/main/java/com/example/entity/vo/response/TopicDetailVO.java

@@ -0,0 +1,28 @@
+package com.example.entity.vo.response;
+
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+public class TopicDetailVO {
+    Integer id;
+    String title;
+    String content;
+    Integer type;
+    Date time;
+    User user;
+
+    @Data
+    public static class User {
+        Integer uid;
+        String username;
+        String avatar;
+        String desc;
+        boolean gender;
+        String qq;
+        String wx;
+        String phone;
+        String email;
+    }
+}

my-project-backend/src/main/java/com/example/mapper/TopicMapper.java

@@ -3,22 +3,7 @@ package com.example.mapper;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.example.entity.dto.Topic;
 import org.apache.ibatis.annotations.Mapper;
-import org.apache.ibatis.annotations.Select;
-
-import java.util.List;
 
 @Mapper
 public interface TopicMapper extends BaseMapper<Topic> {
-    @Select("""
-            select * from db_topic left join db_account on uid = db_account.id
-             order by `time` desc limit ${page}, 10
-            """)
-    List<Topic> topicList(int page);
-
-    @Select("""
-            select * from db_topic left join db_account on uid = db_account.id
-             where type = #{type}
-             order by `time` desc limit ${page}, 10
-            """)
-    List<Topic> topicListByType(int page, int type);
 }

my-project-backend/src/main/java/com/example/service/TopicService.java

@@ -6,6 +6,7 @@ import com.example.entity.dto.TopicType;
 import com.example.entity.vo.request.TopicCreateVO;
 import com.example.entity.vo.response.TopicPreviewVO;
 import com.example.entity.vo.response.TopicTopVO;
+import com.example.entity.vo.response.TopicDetailVO;
 
 import java.util.List;
 
@@ -14,4 +15,5 @@ public interface TopicService extends IService<Topic> {
     String createTopic(int uid, TopicCreateVO vo);
     List<TopicPreviewVO> listTopicByPage(int pageNumber, int type);
     List<TopicTopVO> topTopics();
+    TopicDetailVO getTopic(int tid);
 }

my-project-backend/src/main/java/com/example/service/impl/TopicServiceImpl.java

@@ -3,14 +3,14 @@ package com.example.service.impl;
 import com.alibaba.fastjson2.JSONArray;
 import com.alibaba.fastjson2.JSONObject;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import com.example.entity.dto.Topic;
+import com.example.entity.dto.*;
-import com.example.entity.dto.TopicType;
 import com.example.entity.vo.request.TopicCreateVO;
+import com.example.entity.vo.response.TopicDetailVO;
 import com.example.entity.vo.response.TopicPreviewVO;
 import com.example.entity.vo.response.TopicTopVO;
-import com.example.mapper.TopicMapper;
+import com.example.mapper.*;
-import com.example.mapper.TopicTypeMapper;
 import com.example.service.TopicService;
 import com.example.utils.CacheUtils;
 import com.example.utils.Const;
@@ -27,6 +27,15 @@ public class TopicServiceImpl extends ServiceImpl<TopicMapper, Topic> implements
     @Resource
     TopicTypeMapper typeMapper;
 
+    @Resource
+    AccountMapper accountMapper;
+
+    @Resource
+    AccountDetailsMapper accountDetailsMapper;
+
+    @Resource
+    AccountPrivacyMapper accountPrivacyMapper;
+
     @Resource
     FlowUtils flowUtils;
 
@@ -63,11 +72,12 @@ public class TopicServiceImpl extends ServiceImpl<TopicMapper, Topic> implements
         List<TopicPreviewVO> list = cacheUtils.takeListFromCache(key, TopicPreviewVO.class);
         if(list != null) return list;
         //无缓存从数据库读取
-        List<Topic> topics;
+        Page<Topic> page = Page.of(pageNumber, 10);
         if(type == 0)
-            topics = baseMapper.topicList(pageNumber * 10);
+            baseMapper.selectPage(page, Wrappers.<Topic>query().orderByDesc("time"));
         else
-            topics = baseMapper.topicListByType(pageNumber * 10, type);
+            baseMapper.selectPage(page, Wrappers.<Topic>query().eq("type", type).orderByDesc("time"));
+        List<Topic> topics = page.getRecords();
         if(topics.isEmpty()) return null;
         list = topics.stream().map(this::resolveToPreview).toList();
         cacheUtils.saveListToCache(key, list, 20);  //进缓存
@@ -87,8 +97,30 @@ public class TopicServiceImpl extends ServiceImpl<TopicMapper, Topic> implements
         }).toList();
     }
 
+    @Override
+    public TopicDetailVO getTopic(int tid) {
+        TopicDetailVO vo = new TopicDetailVO();
+        Topic topic = baseMapper.selectById(tid);
+        BeanUtils.copyProperties(topic, vo);
+        TopicDetailVO.User user = new TopicDetailVO.User();
+        BeanUtils.copyProperties(topic, user);
+        vo.setUser(this.fillUserDetailsByPrivacy(user, topic.getUid()));
+        return vo;
+    }
+
+    private <T> T fillUserDetailsByPrivacy(T target, int uid) {
+        AccountDetails details = accountDetailsMapper.selectById(uid);
+        Account account = accountMapper.selectById(uid);
+        AccountPrivacy privacy = accountPrivacyMapper.selectById(uid);
+        String[] ignores = privacy.hiddenFields();
+        BeanUtils.copyProperties(account, target, ignores);
+        BeanUtils.copyProperties(details, target, ignores);
+        return target;
+    }
+
     private TopicPreviewVO resolveToPreview(Topic topic) {
         TopicPreviewVO vo = new TopicPreviewVO();
+        BeanUtils.copyProperties(accountMapper.selectById(topic.getUid()), vo);
         BeanUtils.copyProperties(topic, vo);
         List<String> images = new ArrayList<>();
         StringBuilder previewText = new StringBuilder();

my-project-frontend/src/router/index.js

@@ -30,8 +30,12 @@ const router = createRouter({
             children: [
                 {
                     path: '',
-                    name: 'post-list',
+                    name: 'topics',
                     component: () => import('@/views/forum/TopicList.vue')
+                }, {
+                    path: 'post-detail/:tid',
+                    name: 'post-detail',
+                    component: () => import('@/views/forum/TopicDetail.vue')
                 }, {
                     path: 'user-setting',
                     name: 'user-setting',

my-project-frontend/src/views/forum/TopicDetail.vue

@@ -0,0 +1,36 @@
+<script setup>
+import {useRoute} from "vue-router";
+import {get} from "@/net";
+import {reactive} from "vue";
+const route = useRoute()
+
+const tid = route.params.tid
+
+const topic = reactive({
+    data: null,
+    comments: []
+})
+
+get(`/api/forum/topic?tid=${tid}`, data => topic.value = data)
+</script>
+
+<template>
+    <div class="topic-page">
+        <div class="topic-main">
+
+        </div>
+    </div>
+</template>
+
+<style scoped>
+.topic-page {
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+}
+
+.topic-main {
+    display: flex;
+    border-radius: 7px;
+}
+</style>

my-project-frontend/src/views/forum/TopicList.vue

@@ -19,6 +19,7 @@ import {ElMessage} from "element-plus";
 import TopicEditor from "@/components/TopicEditor.vue";
 import {useStore} from "@/store";
 import axios from "axios";
+import router from "@/router";
 
 const store = useStore()
 
@@ -134,7 +135,8 @@ navigator.geolocation.getCurrentPosition(position => {
             <transition name="el-fade-in-linear" mode="out-in">
                 <div v-if="topics.list.length">
                     <div v-infinite-scroll="updateList">
-                        <light-card v-for="item in topics.list" class="topic-card">
+                        <light-card v-for="item in topics.list" class="topic-card"
+                                    @click="router.push('/index/post-detail/' + item.id)">
                             <div style="display: flex">
                                 <div>
                                     <el-avatar :size="30" :src="`${axios.defaults.baseURL}/images${item.avatar}`"/>