代码+文档 最终版本

README.md

@@ -1,3 +0,0 @@
-# pyx_gitkeshe
-
-本人主要负责软件需求文档编写和后端代码编写。

SeKeshedemo/src/main/java/com/example/demo/controller/BorrowController.java

@@ -1,35 +0,0 @@
-package com.example.demo.controller;
-
-
-import com.example.demo.pojo.Borrow;
-import com.example.demo.pojo.Result;
-import com.example.demo.service.BorrowService;
-
-import com.example.demo.service.UserService;
-import jakarta.servlet.http.HttpSession;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.CrossOrigin;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
-
-@RestController
-@CrossOrigin
-@RequestMapping("/borrow")
-public class BorrowController {
-    @Autowired
-    private BorrowService borrowService;
-
-
-
-    //租借书
-    @PostMapping("/borrowbook")
-    public Result borrowbook(String title, HttpSession session){
-        Borrow borrow=new Borrow();
-        borrow.setTitle(title);
-        borrow.setBorrower((String) session.getAttribute("username"));
-        borrowService.borrow(borrow);
-        return Result.success(borrow);
-    }
-
-}

SeKeshedemo/src/main/java/com/example/demo/mapper/BorrowMapper.java

@@ -1,20 +0,0 @@
-package com.example.demo.mapper;
-
-import com.example.demo.pojo.Borrow;
-import org.apache.ibatis.annotations.Insert;
-import org.apache.ibatis.annotations.Mapper;
-
-@Mapper
-public interface BorrowMapper {
-    @Insert("INSERT INTO borrow (title, borrower, borrow_time)\n" +
-            "VALUES \n" +
-            "(#{title}, #{borrower}, now())")
-    void borrowrecord(Borrow borrow);
-
-
-    @Insert("INSERT INTO borrow (title, borrower, return_time)\n" +
-            "VALUES \n" +
-            "(#{title}, #{borrower}, now())")
-    void returnrecord(Borrow borrow);
-
-}

SeKeshedemo/src/main/java/com/example/demo/mapper/UserMapper.java

@@ -1,36 +0,0 @@
-package com.example.demo.mapper;
-
-
-import com.example.demo.pojo.User;
-import com.example.demo.pojo.info;
-import org.apache.ibatis.annotations.Insert;
-import org.apache.ibatis.annotations.Mapper;
-import org.apache.ibatis.annotations.Select;
-import org.apache.ibatis.annotations.Update;
-
-@Mapper
-public interface UserMapper {
-    @Select("select * from user where username=#{username}")
-    User findByUserName(String username);
-
-    @Insert("insert into user(username,password,vip,create_time,update_time,admin,balance)" +
-    " values(#{username},#{password},#{vip},now(),now(),#{admin},#{balance})")
-    void add(String username,String password,int vip,int admin,float balance);
-
-    @Select("SELECT password FROM user WHERE username=#{username}")
-    String login(String username);
-
-
-    @Select("select username,pic from user where username=#{username}")
-    info getinfo( String username);
-
-
-    //充钱
-    @Update("UPDATE user\n" +
-            "SET balance=balance+#{money1}\n" +
-            "WHERE username=#{username};")
-    void recharge(float money1,String username);
-
-    @Select("select balance from user where username=#{username}")
-    float findbalance(Object username);
-}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/config/MyFilter.java

@@ -14,7 +14,7 @@ import java.util.List;
 
 @Component
 //重点
-@WebFilter({"/user/*","/api","/upload","/borrow"})
+@WebFilter({"/user/*","/api","/upload","/borrow","/api/rank"})
 public class MyFilter implements Filter{
 
     List<String> exclude;

src/SeKeshedemo(后端)/src/main/java/com/example/demo/controller/ArticleController.java

@@ -1,10 +1,12 @@
 package com.example.demo.controller;
 
+import com.example.demo.mapper.UserMapper;
 import com.example.demo.pojo.Article;
 import com.example.demo.pojo.Result;
 import com.example.demo.service.ArticleService;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpSession;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
@@ -19,11 +21,20 @@ public class ArticleController {
     @Autowired
     ArticleService articleService;
 
+    @Autowired
+    UserMapper userMapper;
+
     @PostMapping("/add")
-    public Result<Article> addarticle(@RequestBody Article article) throws JsonProcessingException {
+    public Result<Article> addarticle(@RequestBody Article article, HttpSession session) throws JsonProcessingException {
         System.out.println("Received article: " + article); // 添加此行以调试
-        articleService.addarticle(article);
-        return Result.success(article);
+        int admin = userMapper.findByUserName(String.valueOf(session.getAttribute("username"))).getAdmin();
+        if (admin == 1) {
+            articleService.addarticle(article);
+            return Result.success(article);
+        }
+        else{
+            return Result.error("权限不够。。。");
+        }
     }
 
     @GetMapping("/select")
@@ -33,15 +44,7 @@ public class ArticleController {
         return Result.success(articles);
     }
 
-    @DeleteMapping("/delete/{id}")
-    public Result deleteArticle(@PathVariable Long id) {
-        boolean deleted = articleService.deletearticle(id);
-        if (deleted) {
-            return Result.success();
-        } else {
-            return Result.error("删除失败！");
-        }
-    }
+
 
     //根据书籍名字搜索单个书籍信息
     @GetMapping("/selectone")

src/SeKeshedemo(后端)/src/main/java/com/example/demo/controller/BorrowController.java

@@ -0,0 +1,68 @@
+package com.example.demo.controller;
+
+import com.example.demo.mapper.BorrowMapper;
+import com.example.demo.pojo.Article;
+import com.example.demo.pojo.Borrow;
+import com.example.demo.pojo.Result;
+import com.example.demo.service.ArticleService;
+import com.example.demo.service.BorrowService;
+
+import com.example.demo.service.UserService;
+import jakarta.servlet.http.HttpSession;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.time.LocalDateTime;
+
+@RestController
+@CrossOrigin
+@RequestMapping("/borrow")
+public class BorrowController {
+    @Autowired
+    private BorrowService borrowService;
+
+    @Autowired
+    private UserService userService;
+
+    @Autowired
+    private ArticleService articleService;
+    @Autowired
+    private BorrowMapper borrowMapper;
+
+
+    //租借书
+    @PostMapping("/borrowbook")
+    public Result borrowbook(String title, HttpSession session) {
+        Borrow borrow = new Borrow();
+        borrow.setTitle(title);
+        borrow.setBorrower((String) session.getAttribute("username"));
+        borrow.setBorrow_time(LocalDateTime.now());
+        Article article = articleService.selectonearticle(title);
+        float money = article.getMoney();
+        float balance = userService.findmoney(session.getAttribute("username"));
+        if (balance >= money) {
+            borrowService.borrow(borrow);
+            userService.deduct(money,session.getAttribute("username"));
+            return Result.success(borrow);
+        }
+        else{
+            return Result.error("余额不足！");
+        }
+    }
+
+
+    //还书
+    @PostMapping("/returnbook")
+    public Result returnbook(String title, HttpSession session){
+        Borrow borrow=new Borrow();
+        borrow.setTitle(title);
+        borrow.setBorrower((String) session.getAttribute("username"));
+        borrow.setReturn_time(LocalDateTime.now());
+        borrowService.returnbook(borrow);
+        borrowMapper.fine();
+        return Result.success(borrow);
+    }
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/controller/BorrowRankController.java

@@ -0,0 +1,33 @@
+package com.example.demo.controller;
+
+import com.example.demo.pojo.ArticleRentRankDTO;
+import com.example.demo.service.BorrowRankService;
+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;
+
+@RestController
+@RequestMapping("/api/rank")
+public class BorrowRankController {
+
+    @Autowired
+    private BorrowRankService borrowRankService;
+
+    /**
+     * 本周热租榜单接口
+     */
+    @GetMapping("/weekly")
+    public List<ArticleRentRankDTO> weeklyRank() {
+        return borrowRankService.getWeeklyRank();
+    }
+
+    /**
+     * 本月热租榜单接口
+     */
+    @GetMapping("/monthly")
+    public List<ArticleRentRankDTO> monthlyRank() {
+        return borrowRankService.getMonthlyRank();
+    }
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/controller/UserController.java

@@ -1,17 +1,20 @@
 package com.example.demo.controller;
 
 
+import com.example.demo.mapper.BorrowMapper;
 import com.example.demo.mapper.UserMapper;
-import com.example.demo.pojo.Result;
-import com.example.demo.pojo.User;
-import com.example.demo.pojo.info;
+import com.example.demo.pojo.*;
+import com.example.demo.service.ArticleService;
 import com.example.demo.service.UserService;
 import jakarta.servlet.http.HttpSession;
+import org.apache.ibatis.annotations.Delete;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.List;
+
 
 @CrossOrigin(origins = "http://localhost:8877")
 @RestController
@@ -24,6 +27,12 @@ public class UserController {
     @Autowired
     private UserMapper userMapper;
 
+    @Autowired
+    private BorrowMapper borrowMapper;
+
+    @Autowired
+    private ArticleService articleService;
+
 //获取用户登陆信息
     @GetMapping("/getinfo")
     public ResponseEntity<?> getInfo(HttpSession session) {
@@ -78,10 +87,45 @@ public class UserController {
         return Result.success("成功充值："+money+"元");
     }
 
-    @GetMapping("/findmoney")
+    //查询金额+VIP
+    @PostMapping("/findmoney")
     public Result findmoney(HttpSession session){
-        float money=userService.findmoney(session.getAttribute("username"));
-        return Result.success("余额为："+money+"元");
+        float balance=userService.findmoney(session.getAttribute("username"));
+        userMapper.updateVIP(balance,(String) session.getAttribute("username"));
+        int VIP=userMapper.findVIP((String) session.getAttribute("username"));
+        return Result.success("余额为："+balance+"元"+" 当前VIP等级为："+VIP);
+    }
+
+    //查询个人借书记录
+    @GetMapping("findone")
+    public Result findone(HttpSession session){
+        User user=userMapper.findByUserName((String) session.getAttribute("username"));
+        int admin=user.getAdmin();
+        if(admin==1){
+            List<Borrow> borrow=borrowMapper.findall();
+            return Result.success(borrow);
+        }
+        else{
+            Borrow borrow=borrowMapper.findone(user.getUsername());
+            return Result.success(borrow);
+        }
     }
 
+    //管理员删除书籍
+    @PostMapping("delete")
+    public Result delete(String title,HttpSession session) {
+        int admin = userMapper.findByUserName((String) session.getAttribute("username")).getAdmin();
+        if (admin == 1) {
+            userMapper.deletebook(title);
+            return Result.success("该书本已删除！");
+        }
+        else{
+            return Result.error("权限不够。。。");
+        }
+    }
+
+    @GetMapping("/borrow/books")
+    public Result<List<Article>> getUserBorrowedBooks(HttpSession session) {
+        return  Result.success(articleService.getUserBorrowedBooks((String) session.getAttribute("username")));
+    }
 }

src/SeKeshedemo(后端)/src/main/java/com/example/demo/mapper/ArticleMapper.java

@@ -20,11 +20,23 @@ public interface ArticleMapper {
     @Select("SELECT * FROM article")
     List<Article> selectarticle();
 
+    //查询
+
 //管理员删除书籍
     @Delete("DELETE FROM article WHERE id = #{id}")
     Integer deleteArticle(Long id);
 
+    //查询单本书
     @Select("SELECT * from article where title=#{title}")
     Article selectonearticle(String title);
 
+
+    @Select("SELECT a.* " +
+            "FROM article a " +
+            "INNER JOIN borrow b ON a.title = b.title " +
+            "INNER JOIN user u ON b.borrower = u.username " +
+            "WHERE u.username = #{username} " +
+            "AND b.borrow_time IS NOT NULL " +
+            "AND b.return_time IS NULL")
+    List<Article> findBorrowedBooksByUsername(String username);
 }

src/SeKeshedemo(后端)/src/main/java/com/example/demo/mapper/BorrowMapper.java

@@ -0,0 +1,62 @@
+package com.example.demo.mapper;
+
+import com.example.demo.pojo.Article;
+import com.example.demo.pojo.Borrow;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+import org.apache.ibatis.annotations.Update;
+
+import java.util.List;
+
+@Mapper
+public interface BorrowMapper {
+    //借书
+    @Insert("INSERT INTO borrow (title, borrower, borrow_time)\n" +
+            "VALUES \n" +
+            "(#{title}, #{borrower}, now())")
+    void borrowrecord(Borrow borrow);
+
+    // 更新对应物品的被租数量（number+1）
+    @Update("UPDATE article " +
+            "SET number = number + 1 " +
+            "WHERE title = #{title}")
+    void incrementArticleNumber(String title);
+
+//还书
+    @Insert("INSERT INTO borrow (title, borrower, return_time)\n" +
+            "VALUES \n" +
+            "(#{title}, #{borrower}, now())")
+    void returnrecord(Borrow borrow);
+
+    //超过一个月罚金扣20元
+    @Update("UPDATE user\n" +
+            "SET balance = balance - 20\n" +
+            "WHERE username IN (\n" +
+            "    SELECT username\n" +
+            "    FROM borrow\n" +
+            "    WHERE DATEDIFF(CURRENT_DATE(), borrow_time) > 30\n" +
+            ");")
+    void fine();
+
+    //查询还借书记录（所有）
+    @Select("select * from borrow")
+    List<Borrow> findall();
+
+    //查询还书记录（个人）
+    @Select("select * from borrow where borrower=#{username}")
+    Borrow findone(String username);
+
+
+    //查询个人已经借的书的所有信息
+    @Select("SELECT a.* " +
+            "FROM article a " +
+            "INNER JOIN borrow b ON a.title = b.title " +
+            "INNER JOIN user u ON b.borrower = u.username " +
+            "WHERE u.username = #{username} " +
+            "AND b.borrow_time IS NOT NULL " +
+            "AND b.return_time IS NULL")
+    List<Article> findBorrowedBooksByUsername(String username);
+
+
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/mapper/BorrowRankMapper.java

@@ -0,0 +1,44 @@
+package com.example.demo.mapper;
+
+import com.example.demo.pojo.ArticleRentRankDTO;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+import java.util.List;
+
+@Mapper
+public interface BorrowRankMapper {
+
+    /**
+     * 查询本周热租榜单（Top10）
+     */
+    @Select("SELECT " +
+            "b.title, " +
+            "a.url, " +
+            "a.money, " +
+            "COUNT(b.title) AS number " +
+            "FROM borrow b " +
+            "LEFT JOIN article a ON b.title = a.title " +
+            "WHERE b.borrow_time >= DATE_SUB(CURDATE(), INTERVAL WEEKDAY(CURDATE()) DAY) " +
+            "AND b.borrow_time < DATE_ADD(DATE_SUB(CURDATE(), INTERVAL WEEKDAY(CURDATE()) DAY), INTERVAL 7 DAY) " +
+            "GROUP BY b.title, a.url, a.money " +
+            "ORDER BY number DESC " +
+            "LIMIT 10")
+    List<ArticleRentRankDTO> listWeeklyRank();
+
+    /**
+     * 查询本月热租榜单（Top10）
+     */
+    @Select("SELECT " +
+            "b.title, " +
+            "a.url, " +
+            "a.money, " +
+            "COUNT(b.title) AS number " +
+            "FROM borrow b " +
+            "LEFT JOIN article a ON b.title = a.title " +
+            "WHERE b.borrow_time >= DATE_FORMAT(CURDATE(), '%Y-%m-01') " +
+            "AND b.borrow_time < DATE_ADD(DATE_FORMAT(CURDATE(), '%Y-%m-01'), INTERVAL 1 MONTH) " +
+            "GROUP BY b.title, a.url, a.money " +
+            "ORDER BY number DESC " +
+            "LIMIT 10")
+    List<ArticleRentRankDTO> listMonthlyRank();
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/mapper/UserMapper.java

@@ -0,0 +1,63 @@
+package com.example.demo.mapper;
+
+
+import com.example.demo.pojo.User;
+import com.example.demo.pojo.info;
+import org.apache.ibatis.annotations.*;
+
+@Mapper
+public interface UserMapper {
+    @Select("select * from user where username=#{username}")
+    User findByUserName(String username);
+
+    @Insert("insert into user(username,password,vip,create_time,update_time,admin,balance)" +
+    " values(#{username},#{password},#{vip},now(),now(),#{admin},#{balance})")
+    void add(String username,String password,int vip,int admin,float balance);
+
+    @Select("SELECT password FROM user WHERE username=#{username}")
+    String login(String username);
+
+
+    @Select("select username,pic from user where username=#{username}")
+    info getinfo( String username);
+
+
+    //充钱
+    @Update("UPDATE user\n" +
+            "SET balance=balance+#{money1}\n" +
+            "WHERE username=#{username};")
+    void recharge(float money1,String username);
+
+
+    //查询余额
+    @Select("select balance from user where username=#{username}")
+    float findbalance(Object username);
+
+    //更新VIP余额
+    @Update("UPDATE `user`\n" +
+            "SET `vip` = CASE\n" +
+            "    WHEN `balance` >= 10 AND `balance` < 30 THEN '1'\n" +
+            "    WHEN `balance` >= 30 AND `balance` < 100 THEN '2'\n" +
+            "    WHEN `balance` >= 100 AND `balance` < 300 THEN '3'\n" +
+            "    WHEN `balance` >= 300 AND `balance` < 500 THEN '4'\n" +
+            "    WHEN `balance` >= 500 THEN '5'\n" +
+            "    ELSE `vip`  -- 不满足条件的记录保持原有vip值\n" +
+            "END\n" +
+            "WHERE `username` = #{username};")
+    void updateVIP( float balance,String username);
+
+    @Select("select vip from user where username=#{username}")
+    int findVIP(String username);
+
+    //扣钱
+    @Update("UPDATE user\n" +
+            "SET balance=balance-#{money1}\n" +
+            "WHERE username=#{username};")
+    void deduct(float money1,String username);
+
+    //管理员删除书
+    @Delete("DELETE FROM article WHERE title=#{title}")
+    void deletebook(String title);
+
+
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/pojo/Article.java

@@ -10,4 +10,6 @@ public class Article {
     private String content;
     private String url;
     private String state;
+    private float money;
+    private int number;
 }

src/SeKeshedemo(后端)/src/main/java/com/example/demo/pojo/ArticleRentRankDTO.java

@@ -0,0 +1,11 @@
+package com.example.demo.pojo;
+
+import lombok.Data;
+
+@Data
+public class ArticleRentRankDTO {
+    private String title;       // 物品名称
+    private String url;         // 封面图片
+    private Float money;        // 租借价格
+    private Integer number; // 租借次数
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/pojo/Borrow.java

@@ -8,6 +8,6 @@ import java.time.LocalDateTime;
 public class Borrow {
     private String title;
     private String borrower;
-    private LocalDateTime createTime;
-    private LocalDateTime updateTime;
+    private LocalDateTime borrow_time;
+    private LocalDateTime return_time;
 }

src/SeKeshedemo(后端)/src/main/java/com/example/demo/service/ArticleService.java

@@ -9,6 +9,8 @@ public interface ArticleService {
 
     List<Article> selectarticle();
 
+    List<Article> getUserBorrowedBooks(String username);
+
     boolean deletearticle(Long id);
 
     Article selectonearticle(String title);

src/SeKeshedemo(后端)/src/main/java/com/example/demo/service/BorrowRankService.java

@@ -0,0 +1,28 @@
+package com.example.demo.service;
+
+import com.example.demo.mapper.BorrowRankMapper;
+import com.example.demo.pojo.ArticleRentRankDTO;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import java.util.List;
+
+@Service
+public class BorrowRankService {
+
+    @Autowired  // 改用Spring的@Autowired注解
+    private BorrowRankMapper borrowRankMapper;
+
+    /**
+     * 获取本周热租榜单
+     */
+    public List<ArticleRentRankDTO> getWeeklyRank() {
+        return borrowRankMapper.listWeeklyRank();
+    }
+
+    /**
+     * 获取本月热租榜单
+     */
+    public List<ArticleRentRankDTO> getMonthlyRank() {
+        return borrowRankMapper.listMonthlyRank();
+    }
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/service/BorrowService.java

@@ -8,4 +8,7 @@ public interface BorrowService {
 
 
     void borrow(Borrow borrow);
-}
+
+    void returnbook(Borrow borrow);
+
+}

src/SeKeshedemo(后端)/src/main/java/com/example/demo/service/UserService.java

@@ -15,4 +15,6 @@ public interface UserService {
     void recharge(float money, String username);
 
     float findmoney(Object username);
+
+    void deduct(float money, Object username);
 }

src/SeKeshedemo(后端)/src/main/java/com/example/demo/service/impl/ArticleServiceImpl.java

@@ -35,4 +35,13 @@ public class ArticleServiceImpl implements ArticleService {
     public Article selectonearticle(String title) {
         return articleMapper.selectonearticle(title);
     }
+
+    @Override
+    public List<Article> getUserBorrowedBooks(String username) {
+        // 可添加参数校验（如用户名非空）
+        if (username == null || username.trim().isEmpty()) {
+            throw new IllegalArgumentException("用户名不能为空");
+        }
+        return articleMapper.findBorrowedBooksByUsername(username);
+    }
 }

src/SeKeshedemo(后端)/src/main/java/com/example/demo/service/impl/BorrowServiceImpl.java

@@ -7,6 +7,7 @@ import com.example.demo.pojo.Borrow;
 import com.example.demo.service.BorrowService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
 
@@ -16,9 +17,18 @@ public class BorrowServiceImpl implements BorrowService {
     @Autowired
     BorrowMapper borrowMapper ;
 
-    @Override
+    @Transactional
     public void borrow(Borrow borrow) {
+        // 1. 新增租借记录
         borrowMapper.borrowrecord(borrow);
+        // 2. 对应物品的number+1（根据title关联）
+        borrowMapper.incrementArticleNumber(borrow.getTitle());
+    }
+
+
+    @Override
+    public void returnbook(Borrow borrow) {
+        borrowMapper.returnrecord(borrow);
     }
 
 

src/SeKeshedemo(后端)/src/main/java/com/example/demo/service/impl/UserServiceImpl.java

@@ -50,4 +50,9 @@ public class UserServiceImpl implements UserService {
         return userMapper.findbalance(username);
     }
 
+    @Override
+    public void deduct(float money,Object name) {
+        userMapper.deduct(money, (String) name);
+    }
+
 }

src/library_system(前端)/src/components/HeaderBar.vue

@@ -109,8 +109,8 @@ async function fetchUserInfo() {
 
 const vip = computed(() => store.state.vipLevel)
 const balance = computed(() => store.state.balance)
-const user = computed(() => store.state.user)
-
+const user =  computed(() => store.state.user)
+console.log("user.pic:"+user.pic)
 
 
 

src/library_system(前端)/src/store/index.js

@@ -14,14 +14,18 @@ export default createStore({
     isAdmin: state => state.user?.admin || false
   },
   mutations: {
-   setUser(state, user) {
-    const admin = user.admin === 1;
-    const userData = {
-      ...user,
-      admin
-    };
+    setUser(state, user) {
+      const admin = user.admin === 1;
+      const userData = {
+        ...user,
+        admin
+      };
 
       state.user = user
+      console.log("user")
+      console.log(user)
+      console.log("state.user")
+      console.log(state.user)
       sessionStorage.setItem('user', JSON.stringify(user))
     },
     setBalanceAndVip(state, { balance, vip }) {
@@ -119,7 +123,10 @@ export default createStore({
     // 获取当前用户信息 - 符合接口文档
     async fetchUser({ commit, dispatch }) {
       try {
-        const userData = await service.get('/user/getinfo')
+        const response = await service.get('/user/getinfo')
+        const userData = response.data
+        console.log("fetchUer userData")
+        console.log(userData)
         const admin = userData.admin === 1;
         // 用户信息接口直接返回用户对象
         commit('setUser', {
@@ -130,16 +137,16 @@ export default createStore({
         
         // 获取关联信息
         try {
-      await dispatch('fetchBalanceAndVip')
-    } catch (balanceError) {
-      console.error('获取余额信息失败:', balanceError)
-    }
-    
-    try {
-      await dispatch('fetchBorrowedBooks')
-    } catch (booksError) {
-      console.error('获取借阅书籍失败:', booksError)
-    }
+          await dispatch('fetchBalanceAndVip')
+        } catch (balanceError) {
+          console.error('获取余额信息失败:', balanceError)
+        }
+        
+        try {
+          await dispatch('fetchBorrowedBooks')
+        } catch (booksError) {
+          console.error('获取借阅书籍失败:', booksError)
+        }
         
         return userData
       } catch (error) {
@@ -153,16 +160,18 @@ export default createStore({
       try {
         const response = await service.post('/user/findmoney')
         const resData = response.data || {}
-        
         if (resData.code === 200) {
-          const message = resData.message || ''
-          // 使用正则表达式解析余额和VIP等级
-          const balanceMatch = message.match(/余额为：(\d+\.?\d*)元/)
-          const vipMatch = message.match(/当前VIP等级为：(\d+)/)
-          
-          if (balanceMatch && vipMatch) {
-            const balance = parseFloat(balanceMatch[1])
-            const vip = parseInt(vipMatch[1])
+          console.log("fetchBalanceAndVip resData")
+          console.log(resData)
+          const balance = resData.data.balance
+          const vip = resData.data.vip
+
+          // const message = resData.message || ''
+          // // 使用正则表达式解析余额和VIP等级
+          // const balanceMatch = message.match(/余额为：(\d+\.?\d*)元/)
+          // const vipMatch = message.match(/当前VIP等级为：(\d+)/)
+          console.log("balance:"+balance+",vip:"+vip)
+          if (balance && vip) {
             commit('setBalanceAndVip', { balance, vip })
           } else {
             console.warn('无法解析余额或VIP信息:', message)
@@ -260,24 +269,25 @@ async returnBook({ dispatch }, { title }) {
       }
       
       const response = await service.get('/api/select', config)
-      console.log('请求书籍:', route.params.title)
-      console.log('API响应:', response)
+      const countResponse = await service.get('/api/countArticle')
+
+      // console.log('请求书籍:', params.title)
+      // console.log('API响应:', response)
       // 处理不同响应格式
       let list = []
-      let total = 0
-      
+      let total = countResponse.data.data
       if (Array.isArray(response)) {
         list = response
-        total = response.length
+        // total = response.length
       } else if (Array.isArray(response.data)) {
         list = response.data
-        total = response.data.length
+        // total = response.data.length
       } else if (response.data && Array.isArray(response.data.data)) {
         list = response.data.data
-        total = response.data.total || response.data.data.length
+        // total = response.data.total || response.data.data.length
       } else if (response.data && Array.isArray(response.data.list)) {
         list = response.data.list
-        total = response.data.total || response.data.list.length
+        // total = response.data.total || response.data.list.length
       }
       
       return {
@@ -308,6 +318,23 @@ async returnBook({ dispatch }, { title }) {
         throw error
       }
     },
+    async fetchBookById(_, payload) {
+      const { id } = payload;
+      
+      try {
+        const response = await service.get('/api/selectById/'+id)
+        
+        // 根据接口文档处理响应
+        if (response.data && response.data.code === 200) {
+          return { data: response.data.data }
+        } else {
+          throw new Error(response.data?.message || '获取书籍信息失败')
+        }
+      } catch (error) {
+        console.error('API请求失败:', error)
+        throw error
+      }
+    },
     
     // 新增书籍 
     async addBook(_, bookData) {

src/library_system(前端)/src/utils/storage.js

@@ -0,0 +1,43 @@
+// 安全地解析JSON字符串
+export function safeParseJSON(str, defaultValue = null) {
+  if (!str) return defaultValue
+  try {
+    return JSON.parse(str)
+  } catch (error) {
+    console.error('JSON解析失败:', error)
+    return defaultValue
+  }
+}
+
+// 安全地存储数据到sessionStorage
+export function safeSetItem(key, value) {
+  try {
+    sessionStorage.setItem(key, JSON.stringify(value))
+    return true
+  } catch (error) {
+    console.error('存储数据失败:', error)
+    return false
+  }
+}
+
+// 安全地从sessionStorage获取数据
+export function safeGetItem(key, defaultValue = null) {
+  try {
+    const item = sessionStorage.getItem(key)
+    return item ? JSON.parse(item) : defaultValue
+  } catch (error) {
+    console.error('获取数据失败:', error)
+    return defaultValue
+  }
+}
+
+// 安全地从sessionStorage删除数据
+export function safeRemoveItem(key) {
+  try {
+    sessionStorage.removeItem(key)
+    return true
+  } catch (error) {
+    console.error('删除数据失败:', error)
+    return false
+  }
+} 

src/library_system(前端)/src/views/Admin/AllBorrowRecords.vue

@@ -17,7 +17,7 @@
         
         <el-table :data="records" border style="width: 100%">
           <el-table-column prop="borrower" label="用户名" width="150" />
-          <el-table-column prop="book_title" label="书名" width="200" />
+          <el-table-column prop="title" label="书名" width="200" />
           <el-table-column prop="borrow_time" label="借阅时间" width="400">
             <template #default="scope">
               {{ formatDate(scope.row.borrow_time) }}
@@ -76,14 +76,14 @@
     {
       id: 1,
       borrower: 'zhangsan',
-      book_title: '三体',
+      title: '三体',
       borrow_time: '2023-10-15 09:30:00',
       return_time: null // 未归还
     },
     {
       id: 2,
       borrower: 'lisi',
-      book_title: '人类简史',
+      title: '人类简史',
       borrow_time: '2023-10-10 14:20:00',
       return_time: '2023-10-20 16:10:00' // 已归还
     }

src/library_system(前端)/src/views/Admin/BookManagement.vue

@@ -76,7 +76,7 @@
   import { useRouter } from 'vue-router'
   import { ElMessage, ElMessageBox } from 'element-plus'
   import { Search, Plus } from '@element-plus/icons-vue'
-  import axios from 'axios'
+  import service from '../../utils/request'
   
   const router = useRouter()
   const books = ref([])
@@ -99,10 +99,13 @@
         keyword: searchKeyword.value
       }
       
-      const response = await axios.get('/api/select', { params })
+      const response = await service.get('/api/select', { params })
+      const countResponse = await service.get('/api/countArticle')
+      console.log("response：")
+      console.log(response)
       if (response.data.code === 200) {
-        books.value = response.data.data.list
-        total.value = response.data.data.total
+        books.value = response.data.data
+        total.value = countResponse.data.data
       } else {
         ElMessage.error('获取图书列表失败')
         total.value = books.value.length

src/library_system(前端)/src/views/Auth/Login.vue

@@ -69,49 +69,20 @@ const rules = ref({
 const loginForm = ref(null)
 const loading = ref(false)
 
-// const login = async () => {
-//   try {
-//     await loginForm.value.validate()
-//     loading.value = true
-    
-//     await store.dispatch('login', form.value)
-//     ElMessage.success('登录成功')
-    
-//     // 获取用户信息
-//     await store.dispatch('fetchUser')
-    
-//     // 获取用户信息后，存入 localStorage
-//     const userInfo = store.state.user
-//     localStorage.setItem('userInfo', JSON.stringify(userInfo))
-//     // 跳转到首页
-//     router.push('/')
-//   } catch (error) {
-//     console.error('登录失败:', error)
-//     ElMessage.error(error.message || '登录失败')
-//   } finally {
-//     loading.value = false
-//   }
-// }
-
 const login = async () => {
   try {
-    // 验证表单
     await loginForm.value.validate()
     loading.value = true
     
-    // 调用登录 action
-    const response = await store.dispatch('login', form.value)
-    
-    // 从响应中获取用户信息
-    const userInfo = response.user
-    
-    // 转换 admin 值并更新状态
-    store.commit('setUser', {
-      ...userInfo,
-      admin: userInfo.admin === 1 // 将 1/0 转换为 true/false
-    })
-    
+    await store.dispatch('login', form.value)
     ElMessage.success('登录成功')
+    
+    // 获取用户信息
+    await store.dispatch('fetchUser')
+    // 获取用户信息后，存入 localStorage
+    const userInfo = store.state.user
+    localStorage.setItem('userInfo', JSON.stringify(userInfo))
+    // 跳转到首页
     router.push('/')
   } catch (error) {
     console.error('登录失败:', error)