公告

pom.xml

@@ -19,13 +19,6 @@
             <artifactId>spring-boot-starter</artifactId>
         </dependency>
 
-
-        <dependency>
-            <groupId>org.mybatis</groupId>
-            <artifactId>mybatis</artifactId>
-            <version>3.5.10</version>
-        </dependency>
-
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
@@ -130,8 +123,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
-                    <source>9</source>
+                    <source>1.8</source>
-                    <target>9</target>
+                    <target>1.8</target>
                     <encoding>UTF-8</encoding>
                 </configuration>
             </plugin>

src/main/java/com/bao/dating/common/Comments.java

@@ -1,19 +0,0 @@
-package com.bao.dating.common;
-
-
-import lombok.Data;
-
-import java.time.LocalDateTime;
-
-
-/**
- * 评论表
- */
-@Data
-public class Comments {
-    private Long comment_id;   // 评论ID
-    private String content;  // 评论内容
-    private Long user_id;     // 评论人ID
-    private Long post_id;  // 关联动态ID
-    private LocalDateTime created_at; // 评论时间
-}

src/main/java/com/bao/dating/common/Post.java

@@ -1,16 +0,0 @@
-package com.bao.dating.common;
-
-
-import lombok.Data;
-
-import java.time.LocalDateTime;
-/**
- * 动态表
- */
-@Data
-public class Post {
-    private Long post_id;         // 动态ID
-    private String content;  // 动态内容
-    private Long user_id;     // 发布人ID
-    private LocalDateTime created_at; // 创建时间
-}

src/main/java/com/bao/dating/common/ResultCode.java

@@ -8,8 +8,7 @@ public enum ResultCode {
     UNAUTHORIZED(401, "未登录或 Token 失效"),
     FORBIDDEN(403, "无权限"),
     NOT_FOUND(404, "数据不存在"),
-    SYSTEM_ERROR(500, "系统异常"),
+    SYSTEM_ERROR(500, "系统异常");
-    FAIL(500, "操作失败");
 
     private final int code;
     private final String msg;

src/main/java/com/bao/dating/controller/CommentController.java

@@ -1,52 +0,0 @@
-package com.bao.dating.controller;
-
-import com.bao.dating.common.Comments;
-import com.bao.dating.common.Result;
-import com.bao.dating.common.ResultCode;
-import com.bao.dating.service.CommentsService;
-import org.springframework.web.bind.annotation.*;
-
-import javax.annotation.Resource;
-import java.util.List;
-
-@RestController
-@RequestMapping("/comments")
-@CrossOrigin
-public class CommentController {
-    @Resource
-    private CommentsService commentsService;
-
-    /**
-     * 添加评论
-     * @param comment 评论对象（含content、userId、dynamicId）
-     */
-    @PostMapping("/add")
-    public Result<String> addComment(@RequestBody Comments comment) {
-        boolean success = commentsService.addComment(comment);
-        return success ?
-                Result.success(ResultCode.SUCCESS, "评论成功") :
-                Result.error(ResultCode.FAIL, "评论失败");
-    }
-
-    /**
-     * 删除评论
-     * @param user_id 评论ID
-     */
-    @DeleteMapping("/delete/{user_id}")
-    public Result<String> deleteComment(@PathVariable Long user_id) {
-        boolean success = commentsService.deleteComment(user_id);
-        return success ?
-                Result.success(ResultCode.SUCCESS, "删除成功") :
-                Result.error(ResultCode.FAIL, "删除失败");
-    }
-
-    /**
-     * 根据动态ID查询评论列表
-     * @param post_id 动态ID
-     */
-    @GetMapping("/list/{post_id}")
-    public Result<List<Comments>> getCommentList(@PathVariable Long post_id) {
-        List<Comments> commentList = commentsService.getCommentByPostId(post_id);
-        return Result.success(ResultCode.SUCCESS, commentList);
-    }
-}

src/main/java/com/bao/dating/controller/NoticeController.java

@@ -0,0 +1,39 @@
+package com.bao.dating.controller;
+
+import com.bao.dating.pojo.entity.Notice;
+import com.bao.dating.service.NoticeService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * 公告控制器
+ */
+@RestController
+@RequestMapping("/notice")
+public class NoticeController {
+    @Autowired
+    private NoticeService noticeService;
+
+    /**
+     * 查询所有公告数据
+     * @return 公告列表
+     */
+    @GetMapping("/list")
+    public List<Notice> getNoticeList() {
+        return noticeService.getNoticeList();
+    }
+
+    /**
+     * 判断是否有公告数据
+     * @return true=有数据 false=无数据
+     */
+    @GetMapping("/hasData")
+    public boolean hasNoticeData() {
+        List<Notice> noticeList = noticeService.getNoticeList();
+        return !noticeList.isEmpty();
+    }
+}

src/main/java/com/bao/dating/controller/text.java

@@ -0,0 +1,4 @@
+package com.bao.dating.controller;
+
+public class text {
+}

src/main/java/com/bao/dating/mapper/CommentsMapper.java

@@ -1,22 +0,0 @@
-package com.bao.dating.mapper;
-
-
-import com.bao.dating.common.Comments;
-import com.bao.dating.common.Post;
-import org.apache.ibatis.annotations.*;
-
-import java.util.List;
-
-public interface CommentsMapper {
-    // 添加评论
-    @Insert("INSERT INTO comments(content, user_id, post_id, created_at) VALUES(#{content}, #{user_id}, #{post_id}, #{created_at})")
-    int addComment(Comments comments);
-
-    // 删除评论
-    @Delete("DELETE FROM comments WHERE user_id = #{user_id}")
-    int deleteComments(@Param("user_id") Long user_id);
-
-    // 根据动态ID查询评论列表
-    @Select("SELECT * FROM comments WHERE post_id = #{post_id} ORDER BY created_at DESC")
-    List<Comments> getCommentsByPostId(@Param("post_id") Long post_id);
-}

src/main/java/com/bao/dating/mapper/NoticeMapper.java

@@ -0,0 +1,16 @@
+package com.bao.dating.mapper;
+
+import com.bao.dating.pojo.entity.Notice;
+
+import java.util.List;
+
+/**
+ * 公告Mapper接口
+ */
+public interface NoticeMapper {
+    /**
+     * 查询所有公告
+     * @return 公告列表
+     */
+    List<Notice> selectNoticeList();
+}

src/main/java/com/bao/dating/pojo/entity/Notice.java

@@ -0,0 +1,40 @@
+package com.bao.dating.pojo.entity;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+
+import java.util.Date;
+
+/**
+ * 公告实体类
+ */
+@Data
+public class Notice {
+    /**
+     * 公告ID
+     */
+    private Long noticeId;
+    /**
+     * 公告标题
+     */
+    private String noticeTitle;
+    /**
+     * 公告内容
+     */
+    private String noticeContent;
+    /**
+     * 状态（0正常 1关闭）
+     */
+    private String noticeStatus;
+    /**
+     * 创建时间
+     */
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private Date createTime;
+    /**
+     * 更新时间
+     */
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private Date updateTime;
+}
+

src/main/java/com/bao/dating/service/CommentsService.java

@@ -1,20 +0,0 @@
-package com.bao.dating.service;
-
-
-import com.bao.dating.common.Comments;
-
-import java.util.List;
-
-public interface CommentsService{
-    // 添加评论
-    boolean addComment(Comments comments);
-
-    // 删除评论
-    boolean deleteComment(Long user_id);
-
-    // 根据动态ID查询评论
-    List<Comments> getCommentByPostId(Long post_id);
-
-
-
-}

src/main/java/com/bao/dating/service/NoticeService.java

@@ -0,0 +1,16 @@
+package com.bao.dating.service;
+
+import com.bao.dating.pojo.entity.Notice;
+
+import java.util.List;
+
+/**
+ * 公告服务接口
+ */
+public interface NoticeService {
+    /**
+     * 查询所有公告
+     * @return 公告列表
+     */
+    List<Notice> getNoticeList();
+}

src/main/java/com/bao/dating/service/impl/CommentsServiceImpl.java

@@ -1,39 +0,0 @@
-package com.bao.dating.service.impl;
-
-import com.bao.dating.common.Comments;
-
-import com.bao.dating.mapper.CommentsMapper;
-
-
-import com.bao.dating.service.CommentsService;
-import org.springframework.stereotype.Service;
-
-
-import javax.annotation.Resource;
-import java.time.LocalDateTime;
-import java.util.List;
-
-@Service
-public class CommentsServiceImpl implements CommentsService {
-
-
-
-    @Resource
-    private CommentsMapper commentsMapper;
-
-    @Override
-    public boolean addComment(Comments comments) {
-        // 设置创建时间
-        comments.setCreated_at(LocalDateTime.now());
-        return commentsMapper.addComment(comments) > 0;
-    }
-    @Override
-    public boolean deleteComment(Long user_id) {
-        return commentsMapper.deleteComments(user_id) > 0;
-    }
-
-    @Override
-    public List<Comments> getCommentByPostId(Long post_id) {
-        return commentsMapper.getCommentsByPostId(post_id);
-    }
-}

src/main/java/com/bao/dating/service/impl/NoticeServiceImpl.java

@@ -0,0 +1,18 @@
+package com.bao.dating.service.impl;
+
+import com.bao.dating.mapper.NoticeMapper;
+import com.bao.dating.pojo.entity.Notice;
+import com.bao.dating.service.NoticeService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+@Service
+public class NoticeServiceImpl implements NoticeService {
+    @Autowired
+    private NoticeMapper noticeMapper;
+    @Override
+    public List<Notice> getNoticeList() {
+        return noticeMapper.selectNoticeList();
+    }
+}

src/main/java/com/bao/dating/service/impl/PostServiceImpl.java

@@ -166,7 +166,7 @@ public class PostServiceImpl implements PostService {
      */
     @Override
     public void deletePostById(Integer postId) {
-        postMapper.deletePostById(Long.valueOf(postId));
+        postMapper.deletePostById(postId);
     }
 
     @Override

src/main/resources/com/bao/dating/mapper/NoticeMapper.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.bao.dating.mapper.NoticeMapper">
+
+    <!-- 通用查询结果列 -->
+    <sql id="Notice_Column_List">
+        notice_id, notice_title, notice_content, notice_status, create_time, update_time
+    </sql>
+
+    <!-- 查询所有公告 -->
+    <select id="selectNoticeList" resultType="com.bao.dating.pojo.entity.Notice">
+        select
+        <include refid="Notice_Column_List"/>
+        from sys_notice
+        where notice_status = '0'
+        order by create_time desc
+    </select>
+
+</mapper>