8/17修改

README.md

@@ -0,0 +1,3 @@
+# 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/config/MyFilter.java

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

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

@@ -1,12 +1,10 @@
 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.*;
 
@@ -21,20 +19,11 @@ public class ArticleController {
     @Autowired
     ArticleService articleService;
 
-    @Autowired
-    UserMapper userMapper;
-
     @PostMapping("/add")
-    public Result<Article> addarticle(@RequestBody Article article, HttpSession session) throws JsonProcessingException {
+    public Result<Article> addarticle(@RequestBody Article article) throws JsonProcessingException {
         System.out.println("Received article: " + article); // 添加此行以调试
-        int admin = userMapper.findByUserName(String.valueOf(session.getAttribute("username"))).getAdmin();
+        articleService.addarticle(article);
-        if (admin == 1) {
+        return Result.success(article);
-            articleService.addarticle(article);
-            return Result.success(article);
-        }
-        else{
-            return Result.error("权限不够。。。");
-        }
     }
 
     @GetMapping("/select")
@@ -44,7 +33,15 @@ 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")

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

@@ -0,0 +1,35 @@
+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/controller/UserController.java

@@ -1,20 +1,17 @@
 package com.example.demo.controller;
 
 
-import com.example.demo.mapper.BorrowMapper;
 import com.example.demo.mapper.UserMapper;
-import com.example.demo.pojo.*;
+import com.example.demo.pojo.Result;
-import com.example.demo.service.ArticleService;
+import com.example.demo.pojo.User;
+import com.example.demo.pojo.info;
 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
@@ -27,12 +24,6 @@ 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) {
@@ -87,45 +78,10 @@ public class UserController {
         return Result.success("成功充值："+money+"元");
     }
 
-    //查询金额+VIP
+    @GetMapping("/findmoney")
-    @PostMapping("/findmoney")
     public Result findmoney(HttpSession session){
-        float balance=userService.findmoney(session.getAttribute("username"));
+        float money=userService.findmoney(session.getAttribute("username"));
-        userMapper.updateVIP(balance,(String) session.getAttribute("username"));
+        return Result.success("余额为："+money+"元");
-        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")));
-    }
 }

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

@@ -20,23 +20,11 @@ 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);
 }

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

@@ -0,0 +1,20 @@
+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

@@ -0,0 +1,36 @@
+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);
+}

SeKeshedemo/src/main/java/com/example/demo/pojo/Article.java

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

SeKeshedemo/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 borrow_time;
+    private LocalDateTime createTime;
-    private LocalDateTime return_time;
+    private LocalDateTime updateTime;
 }

SeKeshedemo/src/main/java/com/example/demo/service/ArticleService.java

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

SeKeshedemo/src/main/java/com/example/demo/service/BorrowService.java

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

SeKeshedemo/src/main/java/com/example/demo/service/UserService.java

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

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

@@ -35,13 +35,4 @@ 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);
-    }
 }

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

@@ -7,7 +7,6 @@ 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;
 
@@ -17,18 +16,9 @@ public class BorrowServiceImpl implements BorrowService {
     @Autowired
     BorrowMapper borrowMapper ;
 
-    @Transactional
+    @Override
     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);
     }
 
 

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

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

library_system/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)
+
 
 
 

library_system/src/store/index.js

@@ -14,18 +14,14 @@ export default createStore({
     isAdmin: state => state.user?.admin || false
   },
   mutations: {
-    setUser(state, user) {
+   setUser(state, user) {
-      const admin = user.admin === 1;
+    const admin = user.admin === 1;
-      const userData = {
+    const userData = {
-        ...user,
+      ...user,
-        admin
+      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 }) {
@@ -123,10 +119,7 @@ export default createStore({
     // 获取当前用户信息 - 符合接口文档
     async fetchUser({ commit, dispatch }) {
       try {
-        const response = await service.get('/user/getinfo')
+        const userData = 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', {
@@ -137,16 +130,16 @@ export default createStore({
         
         // 获取关联信息
         try {
-          await dispatch('fetchBalanceAndVip')
+      await dispatch('fetchBalanceAndVip')
-        } catch (balanceError) {
+    } catch (balanceError) {
-          console.error('获取余额信息失败:', balanceError)
+      console.error('获取余额信息失败:', balanceError)
-        }
+    }
     
-        try {
+    try {
-          await dispatch('fetchBorrowedBooks')
+      await dispatch('fetchBorrowedBooks')
-        } catch (booksError) {
+    } catch (booksError) {
-          console.error('获取借阅书籍失败:', booksError)
+      console.error('获取借阅书籍失败:', booksError)
-        }
+    }
         
         return userData
       } catch (error) {
@@ -160,18 +153,16 @@ export default createStore({
       try {
         const response = await service.post('/user/findmoney')
         const resData = response.data || {}
+        
         if (resData.code === 200) {
-          console.log("fetchBalanceAndVip resData")
+          const message = resData.message || ''
-          console.log(resData)
+          // 使用正则表达式解析余额和VIP等级
-          const balance = resData.data.balance
+          const balanceMatch = message.match(/余额为：(\d+\.?\d*)元/)
-          const vip = resData.data.vip
+          const vipMatch = message.match(/当前VIP等级为：(\d+)/)
-
+          
-          // const message = resData.message || ''
+          if (balanceMatch && vipMatch) {
-          // // 使用正则表达式解析余额和VIP等级
+            const balance = parseFloat(balanceMatch[1])
-          // const balanceMatch = message.match(/余额为：(\d+\.?\d*)元/)
+            const vip = parseInt(vipMatch[1])
-          // 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)
@@ -269,25 +260,24 @@ async returnBook({ dispatch }, { title }) {
       }
       
       const response = await service.get('/api/select', config)
-      const countResponse = await service.get('/api/countArticle')
+      console.log('请求书籍:', route.params.title)
-
+      console.log('API响应:', response)
-      // 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 = countResponse.data.data
+      let total = 0
+      
       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 {
@@ -318,23 +308,6 @@ 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) {

library_system/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="title" label="书名" width="200" />
+          <el-table-column prop="book_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',
-      title: '三体',
+      book_title: '三体',
       borrow_time: '2023-10-15 09:30:00',
       return_time: null // 未归还
     },
     {
       id: 2,
       borrower: 'lisi',
-      title: '人类简史',
+      book_title: '人类简史',
       borrow_time: '2023-10-10 14:20:00',
       return_time: '2023-10-20 16:10:00' // 已归还
     }

library_system/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 service from '../../utils/request'
+  import axios from 'axios'
   
   const router = useRouter()
   const books = ref([])
@@ -99,13 +99,10 @@
         keyword: searchKeyword.value
       }
       
-      const response = await service.get('/api/select', { params })
+      const response = await axios.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
+        books.value = response.data.data.list
-        total.value = countResponse.data.data
+        total.value = response.data.data.total
       } else {
         ElMessage.error('获取图书列表失败')
         total.value = books.value.length

library_system/src/views/Auth/Login.vue

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

library_system/src/views/Books/BookDetail.vue

@@ -68,10 +68,10 @@ onMounted(async () => {
 const fetchBook = async () => {
   try {
     loading.value = true
-    const id = route.params.id
+    const title = route.params.title
-    console.log("id："+id)
+    
     // 正确传递书名参数
-    const response = await store.dispatch('fetchBookById',{id})
+    const response = await store.dispatch('fetchBookByTitle', { title })
     
     // 根据接口文档2.3处理响应
     if (response.data) {

library_system/src/views/Books/BookList.vue

@@ -15,7 +15,7 @@
       <el-button 
         type="primary" 
         @click="goToAddBook"
-        v-if="user && user.admin"
+        v-if="isAdmin"
         class="add-button">
         <el-icon><Plus /></el-icon>
         添加书籍
@@ -75,14 +75,15 @@ import { ElMessage } from 'element-plus'
 
 const store = useStore()
 const router = useRouter()
-const user = computed(() => store.state.user)
+
-const isAdmin = computed(() => user.value?.admin || false)
 const books = ref([])
 const searchKeyword = ref('')
 const currentPage = ref(1)
 const pageSize = ref(12)
 const total = ref(0)
 
+const isAdmin = computed(() => store.getters.isAdmin)
+
 onMounted(() => {
   fetchBooks()
 })

library_system/src/views/User/Recharge.vue

@@ -5,7 +5,7 @@
       
       <div class="balance-display">
         <el-text type="primary" size="large">
-          当前余额: <span class="balance-amount">￥{{ balance || 0 }}</span>
+          当前余额: <span class="balance-amount">￥{{ user.balance || 0 }}</span>
         </el-text>
       </div>
       
@@ -43,19 +43,13 @@
 </template>
 
 <script setup>
-import { ref, computed, onMounted } from 'vue'
+import { ref, computed } from 'vue'
 import { useStore } from 'vuex'
 import { ElMessage } from 'element-plus'
-import service from '../../utils/request'
 
 const store = useStore()
 const user = computed(() => store.state.user || {})
-const balance = ref(0)
+
-console.log(store.state.user)
-onMounted(async ()=>{
-  const response = await service.post("/user/findmoney")
-  balance.value = response.data.data.balance
-})
 const form = ref({
   money: 10
 })

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

@@ -1,68 +0,0 @@
-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

@@ -1,33 +0,0 @@
-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/mapper/BorrowMapper.java

@@ -1,62 +0,0 @@
-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

@@ -1,44 +0,0 @@
-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

@@ -1,63 +0,0 @@
-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/ArticleRentRankDTO.java

@@ -1,11 +0,0 @@
-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/service/BorrowRankService.java

@@ -1,28 +0,0 @@
-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();
-    }
-}